Instruction/ maintenance manual of the product XG 850 Xantrex Technology
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XG 850 W att Series Pr ogr ammable DC P o wer Supply (for firmware vers ion 1.09 and below) Oper ating Manual XG 6-110 XG 8-100 XG 12-70 XG 20-42 XG 33-25 XG 40-21 XG 60-14 XG 80-10.5 XG 100-8.5 XG 150-5.6 XG 300-2.8 XG 600-1.4 www .programmablepower .
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XG 850 Watt Series Programmable DC Power Supply Operating Manual.
M370078-01 ii About Xantrex Xantrex T echnology Inc. is a world-leadin g supplier of advanced power electron ics and controls with products from small mobile units to utilit y-scale systems for wind, solar , batteries, fuel cells, microturbines, and backup power appli cations in bo th grid-connected and stan d-alone systems.
M370078-01 iii Product Numbers (FGAs) (firmware v1.09 and below) P art Numbers for Rack Mount Kits Contact Information XG6-1 10 XG60-14 XG8-100 XG80-10.
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M370078-01 v About This Manual Purpose The Operating Manual provides installation and operat ing information for the XG 850 W a tt Series Prog rammable DC Power Supply.
About T his Manual vi M370078-01 Related Information For related information on this product, see al so: • XG 850 W att GPIB and Ethernet Interf ace Option Operating Manu al (Part number M370078-06) provides information on the GPIB and Ethernet interface option.
M370078-01 vii Important Safety Instructions P ower Supply Safety Markings W ARNING: High energy and high voltag e Exercise caution when using a power supply . High energy levels can be stored at the output voltage termin als on a power supply in normal operatio n.
Safety viii M370078-01 Standard W arnings 1. Before installing and using th e XG 850 W att Series Programmable DC Power Supply , read all instruc tions and cautionary markings on the XG and all appropriate sections of this Manual. 2. The XG is for indoor use only .
M370046-01 ix Important Safety Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii 1 Introduction Features and Options - - - - - - - - - - - - - - - - - - - - - - - - - .
Contents x M370046-01 Step 7: Connecting Remote Sensin g - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–13 3 Local Operation Introduction - - - - - - - - - - - - - - - - - - - - -.
Contents xi M370046-01 Defining the Polarity of the External Shutdo wn Signal - - - - - - - - - - - - - - - - - 3–31 Interlock Function - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - .
Contents xii M370046-01 Voltage and Current Readback (Isolated) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–33 5 Remote Operation Introduction - - - - - - - - - - - - - - - - - - - -.
Contents xiii M370046-01 Shutdown Sub-Re gister Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–41 Protection Sub-Register Commands - - - - - - - - - - - - - - - - - - - - - -.
Contents xiv M370046-01 Over Voltage Protection Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6–9 Non-isolated Analog Programming Calibration- - - - - - - - - - - - -.
Contents xv M370046-01 Query Error List - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–6 C Specifications Electrical Specifications for XG 850 Watt - - - - -.
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M370046-01 xvii Figure 1-1 XG 850 Watt Front Panel - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–4 Figure 1-2 Front Panel Display and Controls - - - - - - - - - - - - - - - - -.
Fi g u r e s M370046-01 xviii Figure 4-15 Isolated Voltage Monitoring - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–33 Figure 4-16 Isolated Current Monitoring - - - - - - - - - - - -.
M370046-01 xix Table 1-1 XG 850 Watt Series Voltage and Current Ranges - - - - - - - - - - - - - - - - - 1–3 Table 2-1 Basic Setup Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - -.
Ta b l e s xx M370046-01 Table 5-17 QUEStionable TEMPerature Status Regist er - - - - - - - - - - - - - - - - - - - - 5–46 Table 5-18 Preset Values of User Configurable Registers - - - - - - - - - -.
1 Intr oduction Chapter 1, Introduction, describes the features of the XG 850 W att Series Programmable DC Power Supply..
Introduction 1-2 M370078-01 F eatures and Options The XG 850 W att Series Progra mmable DC Power Supply provides stable, variable output voltage and current for a broad range of development and system requirements .
XG 850 W att Models M370078-01 1-3 1 XG 850 W att Models T able 1-1 lists the models for firmware version 1.09 and below , in the XG 850 W att series covered by this Manual.
Introduction 1-4 M370078-01 Front P anel Figure 1-1 XG 850 W att F ront P anel Item Description 1 Front panel power switch 2 Front panel display . See Figu re 1-2 for details.
Fr o n t Pa n e l M370078-01 1-5 1 Front P anel Display and Controls Figure 1-2 F ront P anel Display and Controls Item Description 1 Rotary Adjust/Enter co ntrol 2 Constant V oltage (CV) Mode LED (gr.
Introduction 1-6 M370078-01 Rear P anel Connectors Figure 1-3 Rear P anel: 6 V to 40 V Models Figure 1-4 Rear P anel: 60 V to 150 V Models Figure 1-5 Rear P anel: 300 V to 600 V Models 100 - 240 Vac 47-63 Hz, 11.5 – 6A MADE IN CANADA J5 J6 J3 J1 J2 J4 1 2 3 4 5 7 8 9 10 11 6 47-63 Hz, 11.
Rear P anel Co nnectors M370078-01 1-7 1 Item Description 1 6 V– 40 V Models: DC Output T erminal Positive 60 V–150 V Models: DC Output Connectors Positive (6.
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2 Installation Chapter 2, Installation, provides information and procedures for inspecting, inst alling, and testing the power supply ..
Installation 2-2 M370078-01 Basic Setup Procedur e T able 2-1 provides a summary of the basic setup p rocedure with references to the rele vant sections in this chapter . Refer to this table if you are unfamiliar with the installation requirements for the power supply .
Step 1: Inspecting and Cleaning M370078-01 2-3 2 Step 1: Inspecting and Cleaning Initial Inspection When you first receive your unit, perform a physical check: 1. Inspect the unit for any scratch es and cracks, broken switches, connectors or displays.
Installation 2-4 M370078-01 Step 2: Location and Mounting The power supply ma y be rack-mount ed or used in benc htop applications. Rack Mounting The XG 850 W a tt power supply is designed to fill h alf of a standard 19 inch (483 mm) equipment rack. Units can be combined with the sam e models in the 850 W series for customer applications.
Step 3: Connecting AC Input P ower M370078-01 2-5 2 Step 3: Connecting A C Input P ower A C Input Connector The AC input connector is a standard IEC 16 A 250 V male connector located on the rear panel of th e power supply . The AC input cord provided is rated for 3 0 A, 300 V and appropriate for use in any country .
Installation 2-6 M370078-01 Step 4: Selecting Load W ire s This section provides re commendations for selecting minimum load wire sizes. Load Wiring T o select the wiring for connecting the load to th e power supply , consider the following factors: • Insulation rating of the wire.
Step 4: Selecting Load Wires M370078-01 2-7 2 Maximum Load Wiring Length F o r Oper ation With Sense Lines Noise and Impedance Effects T o minimize noise pickup or radiatio n, use shielded twisted pair wiring of the shortest possible length for load sense wires.
Installation 2-8 M370078-01 Step 5: P erforming Functional T ests The functional test procedures include: • Power-on and front panel func tional checks • V oltage mode operation and current mode operation ch ecks. For information on local operation, see “Local Operation” on page 3–1 for adjusting front pane l controls and settings.
Step 5: P erforming Functional T ests M370078-01 2-9 2 V oltage and Current Mode Oper ation Checks T o perform the voltage and current mode operation checks: 1. Ensure that the front panel power switch is in the On position and the output is disconne cted.
Installation 2-10 M370078-01 Step 6: Connecting Loads This section describes how to connect loads to the power supply for both single and multiple loads. DC Output Connectors 6 V–40 V Models The 6 V–40 V models are equipped with output terminals, as shown in Figure 1-3 .
Step 6: Connecting Loads M370078-01 2-11 2 Inductive Loads and Batteries Selecting Diodes The diode must have a voltage rating at least 20% greater t han the power supply's output voltage and have a cu rrent rating greater than or equal to the power supply's output rating.
Installation 2-12 M370078-01 Connecting Single Loads Figure 2-3 shows the recommended load connections for a single load which is sensing its voltage loca lly . Loc al sense lines shown are the default connections at the rear panel APG J1 connector (see Figure 4-1 on page 4–5 ).
Step 7: Connecting Remote Sensing M370078-01 2-13 2 Step 7: Connecting Remote Sensing Remote sensing permits you to shif t the regulatio n point of the power supply from the output terminals to the load or other distribution terminals. Use shielded twisted pair wiring of 20 to 26 A WG for best noise performance.
Installation 2-14 M370078-01 3. Connect one end of the shield of th e twisted pair wire to the chassis ground poi nt on the power supp ly . 4. Connect the positive sense line (+SNS) from the positive regulation point as close as possible to th e load terminals to pin J1.
3 Local Oper ation Chapter 3, Local Operation, provides the procedures for local (front panel) operation such as: • Configuring settings. • Operating in constant voltage mode and constant current mode. • Using the protection features. • Using multiple power supplies.
Local Operation 3-2 M370078-01 Introduction Once you have installed the power supp ly and connected both the AC input power and the load (covered in “Installation” on page 2–1 ), the power supply is ready for local opera tion. T o turn the power supply on, see “Powering the Power Supply On/Of f” on page 2–8 .
Configuring Settings fro m the F ront P anel M370078-01 3-3 3 Coarse and Fine Adjustment Modes The coarse and fine adju stment modes are used for setting the voltage and current set points, OVP and UVP settings.
Local Operation 3-4 M370078-01 CAP (Current Analog Programming) Select the programming source and select the range. Set the value selected and cycle to the next setting. V AP (V oltage Analog Programming) Select the programming source and select the range.
Navigating the Menu System M370078-01 3-5 3 Navigating the Menu System The menu system of the XG follows a select and set model with the exception of the VOL TS and AMPS modes. See “Setting VOL TS and AMPS Modes” . The general procedur e for setting up the features in the select and set model is: 1.
Local Operation 3-6 M370078-01 T o access the tracking mode for entering voltage and current: 1. Select the VOL TS or AMPS position on the 9-position mo de control. If the set point is blinking, the un it is in coarse tracking mode. • When the VOL TS mode is selected, the voltage set point will blink in the output voltage display .
Navigating the Menu System M370078-01 3-7 3 Normal Display Mode an d Inactivity Timeout Normal display mode appears on the output voltage and cu rrent displays when the configuration changes from th e front panel have been completed or when the inactivity timeout occu rs (default is 3 seconds).
Local Operation 3-8 M370078-01 Figure 3-3 F ront P anel Menu System.
Display Messages on the F ront P anel M370078-01 3-9 3 Display Messages on the Fr ont P anel The front panel displays on the power supply will use text as sho wn in Ta b l e 3 - 2 to indicate the status or mode.
Local Operation 3-10 M370078-01 A blinking numer ic value is eith er a voltage or curr ent set point in track ing mode. The display in whic h the set point ap pears, output voltage or output current display , indicates the type of set point, voltage or current.
Standard Operation M370078-01 3-11 3 Standard Oper ation The power supp ly can be contro lled by two methods, either from the front panel or from any of the remote interfaces. Front panel control is referred to as local operation (default setting) while control via any of the remote interfaces is called remo te operation.
Local Operation 3-12 M370078-01 Constant V oltage Mode Operation If the output is enabled and the conf igured current set poi nt is much higher than the requirements for the attached load, then the voltage will rise until it reaches the voltage set poin t.
Standard Operation M370078-01 3-13 3 To s e t the voltage set point ( V SE T ): 1. T urn the 9-position mode control to the VOL TS position or press the rotary Adjust/Enter cont rol if the 9-position mo de control is already at the VOL TS position. The voltage set point is blinking in the output voltage display .
Local Operation 3-14 M370078-01 Quick Tip Remote operation uses these SCPI commands . See page 5–1. The SCPI command (s) for these instructions are: [[:]SOURce[<channel>]]:VOLTage[:LEVEl][:IMMediate] [:AMPLitude] T o set the current set point ( I SET ): 1.
Enabling the Output M370078-01 3-15 3 Shipped Configuration (Local Oper ation) The power supply is configured for local operation at the factory . See Ta b l e 3 - 3 for a summary of this configur ation. For more information on default settings, see Ta b l e 3-9 on page 3–39 .
Local Operation 3-16 M370078-01 Enabling the Auxiliary Output T o enable on the auxiliary output: ◆ Press the OUTPUT ENABLE Aux button on the front panel. The OUTPUT ENABLE Aux button will illuminate. T o disable the auxiliary output: ◆ Press the OUTPUT ENABLE Aux button on the front panel again.
Auxiliary Auto Start Mode M370078-01 3-17 3 Auxiliary Auto Start Mode The Auxiliary Auto S tart mode dete rmines the state of the auxiliary output after a complete power cy cle (all front panel LEDS are not illuminated). W ith Auxiliary Auto Star t mode turned to On, the auxiliary output will be activated after the power supply is powered up again.
Local Operation 3-18 M370078-01 Alarms and Error s Several conditions can cause alarms in the XG. Some conditions are: • From user configurable features. • Controlled in hardware and will tr igger regardless of configuration. All alarms, with the exception of the Fan alarm, will result in the output of the power supp ly being disab led.
Alarms and Errors M370078-01 3-19 3 Clearing Alarms Clearing T riggered and Manual Alarms T o clear a triggered alarm, u se one of the following methods: • T urn the power supply Off and then On. • Press and hold the rotary Adju st/Enter control for 3 seconds.
Local Operation 3-20 M370078-01 Clearing Automatic Alarms Some alarms will clear automatically when the condition that caused the alarm is no longer present. When an alarm automatically clears, the output voltage and current dis plays w ill return to normal, but the ALARM LED will remain illuminated to indicat e that an alarm has occurred.
Alarms and Errors M370078-01 3-21 3 Alarm Masking It is possible to completely disable some alarms through the use of the alarm mask. If an alarm is masked th en this masking will prevent it from registering in the SCPI conditions regi sters as well as not triggering the alarm.
Local Operation 3-22 M370078-01 Alarm Output Latching When an alarm is triggere d, the output will be disabled with the exception of the Fan alarm. When an alarm is cleared, the alarm output latch determines if the output should be re-e nabled to the state before the alarm occurred or if the output shou ld remain in the off state.
Setting F oldback Mode M370078-01 3-23 3 Setting F oldback Mode Foldback mode is used to disable the output when a transition is made between the operating modes.
Local Operation 3-24 M370078-01 4. Press the rotary Adjust/Enter control to commit the setting once the desired value has been set. 5. The green FLD LED will turn of f an d the display will return to the normal disp lay mode.
Using Over V oltage Protection (O VP) M370078-01 3-25 3 Using Over V oltage Pr otection (O VP) The OVP circui t protects the load in the event of an analog p rogramming error , an incorrect voltage control ad justment, or a power supply failure.
Local Operation 3-26 M370078-01 Defining the OVP Set P oint T o define the OVP set point: 1. T urn the power supply On. Ensure the voltage is lower than the desired set point. 2. Set the output to the desired voltage. OVP can be set without setting desired output voltage first.
Using Under V oltage Protection (UVP) M370078-01 3-27 3 Using Under V oltage Pr otection (UVP) The UVP prevents voltage settings be low a set value. The UVP lets you create a voltage window of op eration when used in co nj unction with the OVP setting.
Local Operation 3-28 M370078-01 Defining the UVP Set P oint T o define the UVP set point: 1. T urn the power supply On. 2. Set the output to the desired voltage. 3. T urn the 9-position mode control to the PR T position. PRo OUP is displayed. 4. T urn the rotary Adjust/Enter control until PRo UUP is di splayed.
Using Over T e mperature Protection Lock (O TP) M370078-01 3-29 3 Using Over T emperatur e Protection Lock (O TP) The OTP lock protects the power su pply in the event of an over temperature alarm. This alarm could be caused by ven tilation restri ction or overheating due to fan failure.
Local Operation 3-30 M370078-01 Using the External Shutdown Function Use the external shutdown function to enable or disable the output of the power supply via a logic level signal . When the external shutdown is triggered, the power supply will display SD POL on the output voltag e and current displays and the ALARM LED will illuminate.
Using the External Shutdown Function M370078-01 3-31 3 Defining the P olarity of the External Shutdown Signal 1. T urn the 9-position mode contro l to the PR T position or press the rotary Adjust/Enter cont rol if the contro l knob is already at the PR T position.
Local Operation 3-32 M370078-01 Interlock Function The Interlock function can be used to wire an external sh utoff switch t hat can be used to enable or disable the power supply output. When the switch is closed the power supply wi ll operate normally .
Hardware Malfunction Alarms M370078-01 3-33 3 P ower On Status Signal Power On S tatus signal indicate s a fault condition in t he power supply . Power On Status signal is a TTL output signal at Pin J2.13 with reference to COM_ISOLA TED (Pin J2.2 or Pin J2.
Local Operation 3-34 M370078-01 Current Configur ation Memory Settings The power supply will save the unit se ttings at the time of power down. These settings will be loaded when the power is restored to the unit or the power supply is powered up again.
User Setting Memory Locations M370078-01 3-35 3 User Setting Memory Locations There are three user setting memory locations available for storing frequently used configurations.
Local Operation 3-36 M370078-01 4. The setting has now been saved to the selected user setting memory location. The SCPI command (s) for these instructions are: *SAV or [:]SYSTem[<channel>]:SAVE Recalling User Setting Memory Locations This feature recalls settings that were previously saved.
Local Lock out M370078-01 3-37 3 Local Lockout Local lockout is a feature that allows the front panel to be locked so that accidental button presses are ignored. This feature is often used to lockout the front panel when yo u are controll ing the power supp ly from a remote location.
Local Operation 3-38 M370078-01 The SCPI command (s) for these instructions are: [:]SYSTem[<channel(s)>]:REMote:STATe.
Resetting the P ower Supply M370078-01 3-39 3 Resetting the P ower Supply The reset is used to clear the parame ters to the factor y default values. Soft Reset The soft reset is used to set the para meters (see T able 3-9) to the default values, but it does not reset the calibration constants T o perform a soft reset: 1.
Local Operation 3-40 M370078-01 Hard Reset The hard reset performs the same func tions as a soft reset, but will also clear all calibration constants. Do no t perform a hard reset unless you are planning to re-cal ibrate all settings of your p ower supply .
Using Multiple P ower Supplies M370078-01 3-41 3 Using Multiple P ower Supplies Y ou can operate power supplies of the same model with the outputs in series to obtain increased load voltage or with th e outputs in parallel to obtain increased current , also called current sharing.
Local Operation 3-42 M370078-01 Figure 3-5 Split Supply Operation V V Common Power Supply Power Supply Load.
Using Multiple P ower Supplies M370078-01 3-43 3 Configuring Multiple Supplie s for Series Operation A maximum of two power supplies of the same rating can be connected in series to increase the output voltage.
Local Operation 3-44 M370078-01 Connecting to the Load in Remote Sensing Mode Connect the negative (–) output term inal of one power supply to the positive (+) output terminal of the next power supply . The more positive supply’ s positive sense line should connect to the positive terminal of the load (or distribution point).
Using Multiple P ower Supplies M370078-01 3-45 3 Configuring Multiple Supplies for Curr ent Sharing Operation (APG Method) Up to four power supplies can be co nnected in parallel to increase the output current. One of the units wi ll operate as the master unit and the remaining units will operate as slave un its controlled by the master unit .
Local Operation 3-46 M370078-01 Setting Over V oltage Protection (O VP) The master unit’ s OVP should be programmed to the desired OVP level. The OVP of the slave units should be programmed to a higher va lue than the master OVP . When the master unit shuts down, it will program the outputs of the slave units to zero vo lts.
Using Multiple P ower Supplies M370078-01 3-47 3 Connecting to the Load in Loca l Sensing Mode (P arallel Control Method) Connect the power supplies in parallel to obtain a single output supply with a higher output current set poin t.
3-48 Connecting to the Load in Remote Sensing Mode (P arallel Control Method) Figure 3-9 Load Connections in Remote Sensin g Mode (P arallel Control Method).
4 Analog Pr ogr amming (APG) and Isolated Analog Pr ogr amming (ISOL) Chapter 4, Analog Programming (APG) and Isolated Analog Programming (ISOL) , provides information and procedures for analog and is olated analog programming of the power supply .
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-2 M370078-01 Introduction The rear panel connectors J1 and J3 provide an option to control and monitor the output of the power supply with analog signals.
Introduction M370078-01 4-3 4 Remote Programming Options Analog Monitor Signals There are four monitor lines for an alog programming the pin name and the related APG mode, which are listed in T able 4-1 . All of these lines are provided to give analog feedback.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-4 M370078-01 Auxiliary Outputs The auxiliary outputs are an additio nal isolated sour ce. The auxiliary output has two outputs: +5 V output on J3.9 and a +15 V outp ut on J3.1 1. The auxiliary output operates independ ently of the main output.
Introduction M370078-01 4-5 4 Analog Progr amming (APG) Connector J1 The APG co nnector is an 1 8-pin connector . See Figure 4-1. The APG connector provide s acc ess to the following functions: • Sense control • Analog programmi ng and monitoring.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-6 M370078-01 J1.9 VOL_PR Anal og V oltage Programming Input J1.10 CUR_ PR Analog Current Program ming Input J1.1 1 VOL_RES_PR V oltage Resistive P rogramming In put J1.12 CUR_RES_PR Current Resistive Programming Input J1.
Introduction M370078-01 4-7 4 Making Control Connections T o connect the output wir es to the APG and DC ou tput connector: 1. Insert a 3/32 inch slot -head screwdriver into the orange-colored bo x of the connector until the end of the spring is reached.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-8 M370078-01 Wir i n g For most connectors and jumpers, use any suitable wire such as 20 to 26 A WG stranded wire. For lowest noise performance, use shie lded twisted pair wiring of 20 to 26 A WG of the shortest length possible.
Analog Programming Mode M370078-01 4-9 4 Analog Progr amming Mode For more details about connections for your particular model, see “Rear Panel Connectors” on page 1– 6 or “” on page 1–7 . Analog Progr amming Wi th External V oltage Sour ce The pin numbers are described in T able 4-3 on page 4–5.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-10 M370078-01 V oltage-Controlled V oltage APG Setup Activating APG V oltage Mode T o activate APG voltage mode using a n external voltage source: 1.
Analog Programming Mode M370078-01 4-11 4 Query for Analog V oltage Input Level T o query for analog voltage i nput level from non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-12 M370078-01 V oltage-Controlled Current APG Setup Activating APG Current Mode T o activate APG current mode using an external voltage sour ce: 1.
Analog Programming Mode M370078-01 4-13 4 Query for Analog Current Input Level T o query for analog curr ent input level f rom non-i solated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the mode control is already at the CAP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-14 M370078-01 Analog Progr amming With External Resistor The pin numbers are described in T able 4-3 on page 4–5. t Figure 4-6 Programming Output V oltage using an External Resistor Figure 4-7 Programming Output Current using an External Resistor J1.
Analog Programming Mode M370078-01 4-15 4 Resistive-Controlled V oltage APG Setup T o activate APG v oltage mode using an external r esistor: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-16 M370078-01 Query for Analog V oltage Input Level T o query for analog voltage i nput level from non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position.
Analog Programming Mode M370078-01 4-17 4 Resistive-Controlled Curr ent APG Setup T o activate APG curr ent mode using an external resistor sour ce: 1. T urn the 9-position mode contro l to the CAP position to press the rotary Adjust/Enter control if th e contro l knob is alread y at CAP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-18 M370078-01 Query for Analog Current Input Level T o query for analog curr ent input level from non-i solated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the mode control is already at the CAP position.
Analog Programming Mode M370078-01 4-19 4 V oltage and Current Readback The pin numbers are described in T able 4-3 on page 4–5. Figure 4-8 V oltage Readback Using APG Connector J1 Figure 4-9 Curren.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-20 M370078-01 Isolated Analog Progr amming Mode (ISOL) See “Rear Panel Connectors” on page 1–6 or “” on page 1–7 for more details about connections.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-21 4 T able 4-4 A UX Output and ISOL Connect or Pins and Functions J3 PIn Reference Function J3.1 AUX_ON_OFF Auxiliary enable/disable J3.2 COM_ISOLA TED Isolated Common (Isolated from M ain Output and Communication.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-22 M370078-01 CA UTION: Equipment damage Do not drive or apply a voltage to pins J3.14 (Inter_Lock 1) or to pins J3.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-23 4 Making ISOL Control Connections For most connectors and jumpers, use any suitable wire such as 22 A WG stranded wire. For lowest noi se performance, use shielded twisted pair wiring of 22 A WG .
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-24 M370078-01 V oltage-Controlled V oltage ISOL Setup Activating ISOL Prog ramming V oltage Mode T o activate ISOL pr ogramming vo ltage mode with an external voltage source: 1.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-25 4 Query for ISOL V oltage Input Level T o query for ISOL voltage input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the control knob is already at th e V AP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-26 M370078-01 V oltage-Controlled Current ISOL Setup Activating ISOL Programming Current Mode 1. T urn the 9-position mode contro l to the CAP position or press the rotary adjust/Enter control if the control knob is a lready at the CAP position.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-27 4 Query for ISOL Current Input Level T o query for ISOL current input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-28 M370078-01 Analog Progr amming With External Resistor The pin numbers are described in T able 4-4 on page 4–21.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-29 4 Resistive-Controlled V oltage ISOL Setup Activating ISOL Programming V oltage Mode T o activate ISOL pr ogrammin g voltage mode using an external resistor: 1.
4-30 Query for ISOL V oltage Input Level T o query for ISOL voltage input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the control knob is already at th e V AP position.
Isolated Analog Pro gramming Mode (ISOL) M370078-01 4-31 4 Resistive-Controlled Curr ent ISOL Setup Activating ISOL Resistiv e-Controlled Curr ent Setup 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-32 M370078-01 Query for ISOL Current Input Level T o query for ISOL curr ent input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position.
V oltage and Current Readback (Isolated) M370078-01 4-33 4 V oltage and Curr ent Readback (Isolated) The pin numbers are described in T able 4-4 on page 4–21. Query Remote Control Source State Quick Tip Remote operation uses these SCPI commands . See page 5–1.
Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-34 M370078-01.
5 Remote Oper ation Chapter 5, Remote Operation, describes the remote operation of the XG power supply via the communication ports..
Remote Operation 5-2 M370078-01 Introduction In addition to the front panel interface, the XG can be remotely controlled through the various remote interf aces. The XG implements the SCPI standard as its command line interface for remotely controlling the power supply .
Hardware and Connection Setup M370078-01 5-3 5 Hardwar e and Connection Setup This section provides information on setting up the hardware and is organi zed into setup for each hardware type. Once the setup h as been successfully completed, data can be sent to and responses received from the power supply .
Remote Operation 5-4 M370078-01 RS-232 Communication Cable with RJ-45 to DB-9 Communication control cable with DB-9 connector (male) on the PC side and RJ-45 shielded connector on th e power supply . The cable length should be 9.84 feet (3 m) or longer .
Hardware and Connection Setup M370078-01 5-5 5 RS-232 Communication Cable with RJ-45 to DB-25 Communication control cable with DB-25 pinout (male) on the PC side and RJ-45 shielded connector on the powe r supply . The cable length should be 9.84 feet (3 m) or longer .
Remote Operation 5-6 M370078-01 Completing the Setup T o complete the setup: ◆ Configure the XG to use the 232 remote interface and set up the terminal that will be used on the connected PC. See the sections entitled“Selecting the Appropriate Communication Port” on page 5–20 and “T erminal Configuration” on page 5–17 for more details.
Hardware and Connection Setup M370078-01 5-7 5 Configuring Remote Control Using RS-485 RS-485 Communication Cable with RJ-45 to DB-9 Communication control cable with DB-9 pinout (female) on the PC side (see Figure 5-2) and RJ-45 shielded connector on the power supply .
Remote Operation 5-8 M370078-01 RS-485 Communication Cable with T wo RJ-45s Use the top connector of the two 8-pin RJ-45 jacks, as shown in Figure 5-1 , to connect to the RS-485 re mote interface. Communicati on cable with two RJ-45 shielded connectors (see Figure 5-3 ) connecting the master unit to the slave unit.
Hardware and Connection Setup M370078-01 5-9 5 Configuring Remote Control using the USB Connector The power supply can be controlled from a remote terminal using a USB interface. The standard USB connector is located on the rear panel of the XG 850 W att, as shown in Fig ure 1-3.
Remote Operation 5-10 M370078-01 7. Click Next. 8. On the Install Hardware Device Dr iver screen, select “Search for a suitable driver for my device (re commended)” and click Next.
Hardware and Connection Setup M370078-01 5-11 5 9. In the Locate Driver Files dialog box, in the field Optional Search Locations, select Specify A Location and click Next. 10. On the next screen, enter the file path “C:FTDI” and click OK. 1 1. On the next screen, select “Driver Files Search Results” and click Next.
Remote Operation 5-12 M370078-01 T o verify that the device has been installed: 1. In Control Pane l, go to System, click the Hardware tab and click on Device Manager . 2. On the V iew menu, select Devices by T ype. 3. T o change the vi rtual COM port prope rties, select the USB Seria l Port and then Click Properties.
Hardware and Connection Setup M370078-01 5-13 5 5. In the COM port list, scro ll to the required COM port. 6. Click OK. Ensure that you do not select a CO M port which is already in use. This selection is particularly us eful for programs, such as HyperT erminal, which only work with COM1 through to COM4.
Remote Operation 5-14 M370078-01 Complete the Setup T o complete the setup: ◆ Configure the XG to use the USB remote interface and set up the terminal that will be used on the connected PC. See “Selecting the Appropriat e Communication Port” on page 5–20 and “T erminal Configuration” on page 5–17 for more details.
Hardware and Connection Setup M370078-01 5-15 5 Ethernet (ENET) or GPIB Connector (Optional) The power supply ca n be programmed from a remote terminal using a General Purpose Interface Bus (GPIB interface) or Ethernet (ENET).
Remote Operation 5-16 M370078-01 Multiple P ower Supply Setup Master Setup: ◆ Configure the master XG by selec ting the communication interface you wish to use to co mmunication with the Master and follow the setup instruction in this chapter . Slave Setup: 1.
T erminal Configu ration M370078-01 5-17 5 T erminal Configuration The terminal program allows serial communi cation with the power supply . T o use a terminal program, set it up using the parameters from the following sections. If you wish to use HyperT erminal, see “HyperT erminal” on page 5–17 for instructions setting it up.
Remote Operation 5-18 M370078-01 This is the COM port th at you have your serial cable ho oked up to or in the case of USB the one that was co nfigured to be used in the FDTI software. 5. Click OK when done. 6. Setup the data format to be used. See “Data Format” on page 5–17 for details.
T erminal Configu ration M370078-01 5-19 5 1 1. Check the following boxes: • Send line ends with line feeds. • Echo typed characters locally . • Append line feeds to incoming line ends. • W rap lines that exceed terminal wi dth. 12. Change the Line delay to 30 milliseconds.
Remote Operation 5-20 M370078-01 Selecting the Appropri ate Communication P ort Five ports are available for remote digital programming an d readback: • RS-232 •R S - 4 8 5 •U S B • GPIB (optional) • ENET (optional) T o select a communication port: 1.
T erminal Configu ration M370078-01 5-21 5 Multichannel Address Setting The power supply multichann el address can be set to any address between 1 to 30. All units that are connected together via the RS-232 or RS-485 connector must have a unique multichannel address.
Remote Operation 5-22 M370078-01 Remote Interface Addressing All commands must be is sued with a multichannel address or the device must be selected using the: *adr or :SYST[<channel>]:COMM[:MCH]:ADDR commands. Once a device is selected all comm ands sent without a multichannel address will be handled by the select ed device.
T erminal Configu ration M370078-01 5-23 5 Multichannel Commands Explained The use of multichannel ad dressing a llows you to send messages to one device, more than one de vice or to all devices.
Remote Operation 5-24 M370078-01 Multichannel commands are particularly useful for configuring groups of devices that require id entical configurations. The SCPI Commands for these instructions are: [:]<root command> <ALL|addr1>[,[ ]<addr2>][,[ ]<addr3>][,.
T erminal Configu ration M370078-01 5-25 5 Status Reporting in SCPI The status re porting implemen ted in th e XG is primarily dictated by the SCPI standard.
Remote Operation 5-26 M370078-01 Figure 5-16 SCPI Status Reporting Model 0 1 2 3 4 5 6 7 Sta nda rd Eve nt Sta t us R egist e r + 0 1 2 3 4 5 6 7 St a t us B y t e O peration Complete Av ai l abl e to.
Status Registers Model from IEEE 488.2 M370078-01 5-27 5 Status Registers Model fr om IEEE 488.2 The IEEE 488.2 registers shown in the bottom rectangle of Figure 5-1 6 follow the IEEE 488.2 model for status registers. The IEEE 488.2 register only has enable registers fo r masking the summary bits.
Remote Operation 5-28 M370078-01 Status Byte The Status byte register contains the STB and RQS (MSS) messages as defined in 488.1. Y ou can read the status byte register using a 48 8.
Status Byte M370078-01 5-29 5 Message A vailable (MA V) This bit is TRUE whenever the power supply is ready to accept a request by the Digital Programming Interface to output data bytes.
Remote Operation 5-30 M370078-01 Operation Status Register Summary (OSR) This bit is TRUE when a bit in the Operation Event S tatus Register is set and its corresponding bit in the Operat ion S tatus Enable Register is set.
Status Byte M370078-01 5-31 5 Standard Event Status Register (SESR) The standard event status register sets bits for specific events during power supply operation. A ll bits in the standard event status registers are set through the error event queue.
Remote Operation 5-32 M370078-01 Figure 5-18 summarizes the Standard Event S tatus Register . Figure 5-18 Summary of Standard Event Status Register Ta b l e 5 - 1 0 Standard Event Status Register Bit Bit W eight Bit Name Description 0 1 Operation Complete (OPC) Set if *OPC command has been received and all pending operations have been completed .
Status Byte M370078-01 5-33 5 Operation Complete The Operatio n Comp lete command causes the po wer supply to generate the operation complete message in the Standard Event S tatus Register when all pending operati ons have been finished. See bit 0 in T able 5-10 for more details.
Remote Operation 5-34 M370078-01 Standard SCPI Register Structur e All registers except the SERS and Stat us registers will have the following structure which control how they re port status information. In all subsequent figures that have SCPI registers, this structure will be condensed down into a single block to simplify the figures.
OPERation Status Register M370078-01 5-35 5 OPERation Status Register The operation status register is a standard SCPI, 16-bit register which contains information about conditio ns which are part of the power supply's normal operation.
Remote Operation 5-36 M370078-01 The operation shutdown status register describes the ca use of the power supply shutting down the output. Mo re than one bit may be active and multiple actions will be required to restart the unit. The protection shutdown sub-register indicates which protection mechanisms have caused the power supply to shutdown.
OPERation Status Register M370078-01 5-37 5 T able 5- 12 OPERation SHUTdown Status Register Bit Bit W eight Bit Name Description 0 1 PROT ection Reflects the summary of the PROT ection sub- register . 1 2 INT erlock The power supply is sh ut down by INT erl ock signal.
Remote Operation 5-38 M370078-01 Current SHar e Sub-Register This register shows the s tate of the current share configuration, which can either be set through the front pa nel Current Share Config menu, or through the SCPI command.
OPERation Status Register M370078-01 5-39 5 Operation Status Register Commands The response format for all register queries will be in decimal notation.
Remote Operation 5-40 M370078-01 Current Sharing Sub-Register Commands Query Current Share Event SCPI command: [:]STATus[<channel>]:OPERation:CSHare[:EVENt]? Query Current Share Condition SCPI c.
OPERation Status Register M370078-01 5-41 5 Shutdown Sub-Register Commands Query Shutdown Event SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown[:EVENt]? Query Shutdow n Condition SCPI comm.
Remote Operation 5-42 M370078-01 Protection Sub-Register Commands Query Protection Event SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown:PROTection[:EVE Nt]? Query Protection Condition SCP.
QUEStionable Status Register M370078-01 5-43 5 QUEStionable Status Register The Questionable Status register is a standard SCPI, 16-bit register that stores information abou t questionable ev ents or status du ring power supply operation.
Remote Operation 5-44 M370078-01 Figure 5-21 SCPI QUEStionable Registers F anout 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VOLTage Not Us ed Not Us ed Not Us ed 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Not U.
QUEStionable Status Register M370078-01 5-45 5 T able 5- 15 QUEStionable Status Register Bit Bit W eight Bit Name Description 0 1 VOL T age Summary of V oltage Register 1 2 CURRent Not Implemented 2 4.
Remote Operation 5-46 M370078-01 VO L T age Sub-Register This shows whether the present volta ge level is over or under the specified trip limit. TEMP erature Sub-Register This shows whether the temperature of critical components is near or over the maximum operating temperature.
QUEStionable Status Register M370078-01 5-47 5 Questionable Status Register Commands Query Questionable Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable[:EVENt]? Query Quest.
Remote Operation 5-48 M370078-01 V oltage Status Register Commands Query V oltage Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTage[:EVENt]? Query V oltage Status Reg.
QUEStionable Status Register M370078-01 5-49 5 T emperature Status Register Commands Query T emperature Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTage:TEMPeratu re.
Remote Operation 5-50 M370078-01 SCPI Error/Event Queue The error/event queue contains items that include a numerical and textual description of the error or event.
SCPI Error/Event Queue M370078-01 5-51 5 Examples: SYST:ERR? SYST:ERR:EVENT? Responses might be: -102, "syntax error;” 0, "No Error;" Querying F or the Error Code Only It is possible to query for only th e error code.
Remote Operation 5-52 M370078-01 Reset Command The Reset command performs a device reset. The Reset command is the third level of reset in a three level reset strategy , set out in IEEE 488.2 (see IEEE 488.2 standard, section 17.1.2). The Reset command shall do the following: 1.
SCPI Error/Event Queue M370078-01 5-53 5 Clear All Status Registers Clear Status Command Clears all Event Register s, including the Status Byte, the Standard Event Status and the Error Queue.
Remote Operation 5-54 M370078-01 SCPI Preset Status Configures the status data structures to ensure that certain events are reported at a higher level through the status-reporting mechanism. These events are summarized in the mandatory structures, the Operation Status Register and Questionable Status Register .
SCPI Error/Event Queue M370078-01 5-55 5 Command Line Help System The Help system is made up of a series of commands that can be used to get help on all availa ble commands a nd details on their syntax.
Remote Operation 5-56 M370078-01 *ESR?/qonly/ *SRE *SRE?/qonly/ *STB?/qonly/ *SAV *RCL *TRG/nquery/ *ADR *HELP?/qonly/ *ERR?/qonly/ [:]SYSTem:PROTection[:MASK] [:]SYSTem:ERRor[:NEXT]?/qonly/ [:]SYSTem.
SCPI Error/Event Queue M370078-01 5-57 5 Querying Help for Legacy Command Headers The [:]SYSTem[<channel>]:H ELP:LEgacy? query is essentially the same as the [:]SYSTem[<channel>]:HELP[:HEADer s]? command, but it lists legacy Xantrex commands.
Remote Operation 5-58 M370078-01 Querying Help for Command Syntax The SYSTem[<channel>]:HELP :SYNTax? query causes the device to return a string containing the syntax specification of the command associated with the <comma nd_header>, a description of the command function and any aliases to the command.
SCPI Error/Event Queue M370078-01 5-59 5 Example 3: :SYST:HELP:SYNT? ':VOLT' Gets the response: Set Voltage Setpoint (Immediate) [[:]SOURce]:VOLTage[:LEVel][:IMMediate][:AMPLitude] ?|<NR2.
Remote Operation 5-60 M370078-01 Locking and Unlocking the Front P anel Locking out the front panel will prevent any of the buttons from functioning. All the buttons and knobs on the front panel will display the LOCL Loc message to be display on the Current and V oltage displays if pressed or rotated.
Locking and Unlocking the F ront P anel M370078-01 5-61 5 Setting Dwell Time The dwell time is the amount of tim e that is delayed between each command during the e xecution of an Auto Sequence program. The dwell time can be from 0 to 180 second s and can be change d during the program execution.
Remote Operation 5-62 M370078-01 :PROG:DWEL 0 :PROG:STOP This program will send a 12 V square wave with 12 0 seconds 50% duty cycle. When the program is finished , the dwell time is restor ed to 0 seconds.
Locking and Unlocking the F ront P anel M370078-01 5-63 5 Another benefit to the readba ck comm and is it allows the auto sequence program to be captured and stored on the client side for reloading when the program is to p ersist beyond power cycles. Command: [:]PROGram[<channel>]:READback? For Example: :PROG:START *CLS :VOLT 5.
Remote Operation 5-64 M370078-01 4. From the Hyper T erminal (or any ot her terminal program) select the T ransfer>Send T ext File … 5. Navigate to and select the text f ile that was previously stored. Click the Open button. 6. Execute the prog ram recording stop command : :PROG:STOP 7.
Locking and Unlocking the F ront P anel M370078-01 5-65 5 :PROG:STAT RUN The output after the last command might be as follows : Xantrex, XG 150-5.6, SN# E00123456, 1.
Remote Operation 5-66 M370078-01 :PROG:REP 2 :PROG:STAT RUN The output after the last command might be as follows: Xantrex, XG 150-5.6, SN# E00123456, 1.00 Build 10, 21/ 11/2005 Xantrex, XG 150-5.6, SN# E00123456, 1.00 Build 10, 21/ 11/2005 Xantrex, XG 150-5.
Configure Other Protection Mechan isms M370078-01 5-67 5 Configure Other Pr otection Mechanisms F oldback Protection Foldback protection causes the output of the power supply to shut down if the selected regulat ion mode is en tered and the co nfigured delay time expires.
Remote Operation 5-68 M370078-01 Over T emperature Protection The over temperature protection (OTP) is the alarm that protects the unit in case of ventilation blocka ge, fan failure, or some other event that cause the unit to overheat. The OTP can be masked to disable it.
Configure Other Protection Mechan isms M370078-01 5-69 5 Save and Recall The save and recall of user settings can be done using commands as well as at the front panel.
Remote Operation 5-70 M370078-01 Set Remote Progr amming Interface The remote source can be select us ing the following SCPI com mands. These commands are equivale nt to the procedure on “V oltage-Controlled V oltage APG Setup” on page 4–10 and “V oltage-Controlled Current APG Setup” on page 4–12 .
Configure Other Protection Mechan isms M370078-01 5-71 5 Protection Mask (Enable Alarms) The protection mask allows for the different alarms to be masked, completely disabling them. This me ans that the SCPI status and operations registers will not detect the alarms.
5-72.
6 Calibr ation and T r oubleshooting Chapter 6, Calibration and T roubleshooting, contains information and procedur es for calibrating and troubleshooting the power supply .
Calibration and T roubleshooting 6-2 M370078-01 Introduction The calibration of the powe r supply is software dependent, and there are no potentiometers to adjust.
Calibration and T roublesho oting M370078-01 6-3 6 Main V oltage and Curr ent Calibration Principle Understanding the Pr oblem Figure 6-1 illustrates two sources of analog programming error: gain error and offset error . Gain error is the departure from the ideal slope of the measured versus programmed line.
Calibration and T roubleshooting 6-4 M370078-01 Step 1: Gain Calibration Adjust the gain so that the real line and ideal line intersect at a programmed value of 90 %. Step 2: Offset Calibration Adjust the offset so that the real and ideal lines intersect at a programmed value of 10%.
Calibration and T roublesho oting M370078-01 6-5 6 Step 3: Recalibrate Gain Repeat Step 1 for best results. Figure 6-4 Calibration: Step 3 Recalibrate Gain.
Calibration and T roubleshooting 6-6 M370078-01 Calibrating the Output V oltage Gain calibration of the power supply has the greatest af fect on the accuracy in the high voltage ra nge. Of fset calibration has the greatest affect on accuracy of the power supply at low voltages.
Calibration and T roublesho oting M370078-01 6-7 6 After performing offset calibration, Xantrex recommends that you repeat gain calibration. The SCPI Command (s) for these instructions are: [:]CALibra.
Calibration and T roubleshooting 6-8 M370078-01 Offset Calibration Offset calibration of the power supply provides the best accuracy in low- range current. T o perform offset calibration: 1. After performing gain calibration, set the current to 10% from the nominal.
Calibration and T roublesho oting M370078-01 6-9 6 Over V oltage Pr otection Calibr ation T o calibrate the over voltage protection: 1. T urn on the power supply . 2. Select the V A P mode to be Off. 3. Set the voltage set point to be 90% of the model vo ltage and the current to be 10% of th e model current.
Calibration and T roubleshooting 6-10 M370078-01 Non-isolated Analog Progr amming Calibr ation Prior to this, the main outp ut must be calibrated first. Non-isolated V oltage Monitoring Calibration T o calibrate the non-isolated voltage monitoring: 1.
Calibration and T roublesho oting M370078-01 6-11 6 Non-isolated Current Monitoring Calibra tion T o calibrate the non-isolated current monitoring: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2.
Calibration and T roubleshooting 6-12 M370078-01 Non-isolated V oltage Pr ogrammi ng of V o ltage Calibration T o calibrate the non-isolated voltage pr ogramming of voltage: 1. Disconne ct the load and connec t t he voltmeter to the output. 2. Connect the input voltage source to the non-isolated connector , voltage programming (J1.
Calibration and T roublesho oting M370078-01 6-13 6 Non-isolated Resistive Pr ogramming of V oltage Calibr ation T o calibrate the non-isolated r esistive pr ogramming of voltage: 1. Disconne ct the load and connec t t he voltmeter to the output. 2. Connect the 4.
Calibration and T roubleshooting 6-14 M370078-01 Non-isolated V oltage Pr ogramming of Current Calibr ation T o calibrate the non-isolated voltage programming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt.
Calibration and T roublesho oting M370078-01 6-15 6 Non-isolated Resistive Progr amming of Current Calibration T o calibrate the non-isolated r esistive pr ogramming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt.
Calibration and T roubleshooting 6-16 M370078-01 Calibration Pr ocedure for Isolated Modes The main output and the non-isolated mode must be calibrated first. Isolated V o ltage Monitoring Calibra tion T o calibrate the isolated voltage monitoring: 1.
Calibration and T roublesho oting M370078-01 6-17 6 Isolated Current Monitoring Calibr ation T o calibrate the isolated current monitoring: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the voltmeter to the Isolat ed monitoring outp ut lines (J3.
Calibration and T roubleshooting 6-18 M370078-01 Isolated V olta ge Programmin g of V oltage Calibration T o calibrate the isolated voltage programming of voltage: 1. Disconne ct the load and connec t t he voltmeter to the output. 2. Connect the input voltage source to the Isolated connector (J3.
Calibration and T roublesho oting M370078-01 6-19 6 Isolated Resistive Pr ogrammi ng of V oltage Calibr ation T o calibrate the isolated resi stive pr ogramming of voltage: 1. Disconne ct the load and connec t t he voltmeter to the output. 2. Connect the 4.
Calibration and T roubleshooting 6-20 M370078-01 Isolated V olta ge Pr ogramming of Current Calibration T o calibrate the isolated vo ltage programming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt.
Calibration and T roublesho oting M370078-01 6-21 6 Isolated Resistive Pr ogrammi ng of Current Calibr ation T o calibrate the isolated resi stive pr ogramming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt.
Calibration and T roubleshooting 6-22 M370078-01 Calibrati ng the Input V oltage APG Signal The input voltage APG calibration is nece ssary to ensure accurate measurements when using the :MEAS:APR? and :MEAS:APR:ISOL? SCPI command queries to monitor the APG input signal.
Calibration and T roublesho oting M370078-01 6-23 6 4. T ype SCPI input V oltage calibratio n command with voltage noted in step 3 as the parameter “data”. For example, you wo uld type :CAL:INP:ANAL :CURR 0.43 if you read 0.43 volts from the voltmeter .
Calibration and T roubleshooting 6-24 M370078-01 Offset Calibration Offset calibration of the power supply provides the best accuracy in low- range input current. T o perform offset calibration: 1. Set the voltage source a ttached to the non-isol ated curre nt APG input to 10% of the nominal current level, in this case 0.
Calibration and T roublesho oting M370078-01 6-25 6 Storing and Loading Calibration P arameters Xantrex recommends that you save all the calibrati on parameters in a text file so they can be reloaded in the ev ent of a flash failure or a mistake in calibration.
Calibration and T roubleshooting 6-26 M370078-01 By saving and reloading the ca libration parameters using these commands, you can calibrate the XG for maximum accuracy for a specific load and then switch loads and load a calibration set that is accurate at maximum accuracy for the new load.
Calibration and T roublesho oting M370078-01 6-27 6 User Diagnostics If your power supp ly is not performing as described in this Manual, read through the procedures and checks in this chapter before calling your service technician. These procedures are limited to operator level functions only .
Calibration and T roubleshooting 6-28 M370078-01 T roubleshooting for Operators Refer to T able 6-1 to ensure that the power supply is configured and connected for normal operatio n. If you require any further troubleshooting assistance, call your service technician.
A SCPI Command Refer ence Appendix A, SCPI Command Reference, provides a summary of the S tandard Commands for Programmable Instruments (SCPI) that ar e supported by the XG 850 W att Series Programmable DC Power Supply.
SCPI Command Reference A-2 M370078-01 SCPI Conformance Information Codes and St andards This power supply conforms to th e following international standards: • IEEE Std. 488.2-1992, “IEEE Standard Codes, Formats, Protocols, and Common Commands For Use W ith IEEE S td.
SCPI Conformance Information M370078-01 A-3 A SCPI Command Hierar chy SCPI is an ASCII-based command language designed for use in test and measurement equipment. The comman d structure is organized around common roots, or node s, which are the building blocks of SCPI subsystems.
SCPI Command Reference A-4 M370078-01 Using SCPI Commands This Manual sh ows SCPI comman ds in the followi ng format: CALibration:CURRent:LEVel {<current>|MIN|MAX} The command is expressed as a mixture of upper- and lowercase letters. The uppercase letters suggest how the command can be abbreviated into a short form.
SCPI Conformance Information M370078-01 A-5 A The following punctuatio n is not sent with the command string: • Braces ({ }), or curly brackets, identify a selection of choices. Choose one of the enclosed values. • V ertical bars, or pipes, ( | ) can be read as “ or” and is used to sep arate the choices found within the bra ces.
SCPI Command Reference A-6 M370078-01 T erminating Characters Every command string must end with a terminating <new line> character . It is also acceptable to use a <carri age return> followed by a <new line>. T erminating a c ommand string always resets the SCPI command path to the root level.
SCPI Conformance Information M370078-01 A-7 A P a rameter T ypes Several different data types are defined for use in program messages and response messages. Boolean P arameters Boolean parameters are single binary conditions such as 1 and 0, or ON and OFF .
SCPI Command Reference A-8 M370078-01 SPCI Command T ree The SCPI commands are organized into a tree structure. T o illustrate the tree structure, the following tree has been provided.
SPCI Command T ree M370078-01 A-9 A :ISOLated :RESistive :ISOLated :CURRent :ISOLated :RESistive :ISOLated [:VOLTage] :PROTection [:OVER] :RESTore [:]INITiate [:IMMediate] [:]MEASure :AProgram [:VOLTa.
SCPI Command Reference A-10 M370078-01 :POLarity [:POWer] [:STATe] :PowerON [:STATe] :AUXilliary [:STATe] :PowerON [:STATe] [:]PROGram :READback : STATe [:RECord] :STARt :STOP :DELete [:ALL] :REPeat [.
SPCI Command T ree M370078-01 A-11 A [:IMMediate] [:AMPLitude] [:]SENSe: :PROTection :INTerlock [:STATe] :TEMPerature [:LATCh] [:]STATus :PRESet :QUEStionable [:EVENt]? :ENABle :CONDition :PTRansition.
SCPI Command Reference A-12 M370078-01 :OPERation [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :CSHare [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :SHUTdown [:EVENt]? :ENABle :C.
SPCI Command T ree M370078-01 A-13 A :PROTection :LATCh [:MASK] :RESet :WAIT :TEST? :RESet :IDENtify? :REMote :STATe :SOURce [:VOLTage] :CURRent :COMMunicate :APRogram :LEVel [:VOLTage] [:ISOLated] :C.
A-14 M370078-01 SCPI Comm and Referen ce SCPI Command Summary The SCPI commands support ed by this progra mmable power supply are described in the tables in the remainder of this section. The se tables use the followi ng column headings: • Function The commonly used name for the function.
SPCI Command T ree M370078-01 A-15 A Display All SCPI Command Headers *HELP? Display all th e SCPI command headers available on this device. Ye s Identification Query *IDN? [:]SYSTem[<channel>]:IDENtify? Query device identification string.
A-16 M370078-01 SCPI Comm and Referen ce Tr i g g e r *TRG T rigger system N/A Self-T est Query *TST? [:]SYSTem[<channel>]:TEST? Perform unit Self T est (Pass=0). Ye s Wa i t To Continue *WAI [:]SYSTem[<channel>]:WAIT W a it to continue command.
SPCI Command T ree M370078-01 A-17 A T able A-3 SCPI Commands for Output Control Function SCPI Comman d Description P arame ter and Range Query Set Current Sharing Mode [[:]]SOURce[<channel>]]:COMBine:CSHare[ : MODE] Set the XG to operate in the current share ma ster or slave mode.
A-18 M370078-01 SCPI Comm and Referen ce T able A-4 SCPI Commands for Calibration Function SC PI Command Description Pa r a m e t e r a n d Range Query Resto re Factory Calibration [:]CALibration[<channel>]:RESTore Restores the calibration to the factory defaults.
SPCI Command T ree M370078-01 A-19 A Calibrate the V oltage controlle d Isolated Current APG feature [:]CALibration[<channel>]:MONitor :CURRent:ISOLated Calibrate the isolated current monitor sign al system.
A-20 M370078-01 SCPI Comm and Referen ce Calibrate the V oltage controlled Isolated Current APG feature [:]CALibration[<channel>]:OUTPut :ANALog:CURRent:ISOLated Calibrates the current analog programmin g system.
SPCI Command T ree M370078-01 A-21 A Get Output Calibration Parameters [:]CALibration[<channel>]:PARameter [:OUTPut] Queries and loads the output calibration par ameters in arbitrary program block data format.
A-22 M370078-01 SCPI Comm and Referen ce T able A-7 SCPI Commands for P ower Function SC PI Command Description Pa r a m e t e r a n d Range Query Shutdown Logic Control [:]OUTPut:POLarity Sets the TTL level that will trigger an External Shutdown.
SPCI Command T ree M370078-01 A-23 A T able A-9 System Commands Function SCPI Comman d Description P a rameter and Range Query Set the menu system timeout [:]SYSTem:FPANel[:TIMeout] Sets the menu system timeout. <1–20 to one decimal place seconds> Ye s Resets the Instrument to default values.
A-24 M370078-01 SCPI Comm and Referen ce Query the Error Queue for the number of entries. [:]SYSTem[<channel>]:ERRor:COUNt? Returns the number of errors currently in the error queue.
SPCI Command T ree M370078-01 A-25 A Setup the Current control APG source [:]SYSTem[<channel>]:REMote:SOURce :CURRent Alter or query the state of the remote progr amming current APG source. ?|LOCal|AVOLtag e|IAVoltage|ARE Sistive|IAResis tive Ye s Set Front Panel lock state.
A-26 M370078-01 SCPI Comm and Referen ce Set Alarm Output Latches [:]SYSTem:PROTection:LATCh Sets the Alarm Output Latches. See T able 3-6 on page 3–22.
SPCI Command T ree M370078-01 A-27 A Query Operation Sta tu s Shutdown Condition Register [:]STATus[<channel>]:OPERation :SHUTdown:CONDition? See T able 5-12 on page 5– 37.
A-28 M370078-01 SCPI Comm and Referen ce Query Operation Status Shutdown Protection Condition Regis ter [:]STATus[<channel>]:OPERation :SHUTdown:PROTection:CONDition? Query the Operation Shutdown Protection Condition Register . See T able 5-12 on page 5– 37 .
SPCI Command T ree M370078-01 A-29 A Set Operation Sta tu s Shutdown Protection Positive T ransition Register [:]STATus[<channel>]:OPERation :SHUTdown:PROTection:PTRansition Access the Operation Shutdown Protection Positive T rans Filter Register .
A-30 M370078-01 SCPI Comm and Referen ce Preset Enable, Positive T ransition and Negative T ransition Status Registers [:]STATus[<channel>]:PRESet Restores the configuration of the SCPI status registers to known reporting conditions, IE Transition registers and enable register .
SPCI Command T ree M370078-01 A-31 A Query Questionable Status Current Condition Register [:]STATus[<channel>]:QUEStionable :CURRent:CONDition? See T able 5-15 on page 5– 45. Ye s Set Questionable Status Current Enable Register [:]STATus[<channel>]:QUEStionable :CURRent:ENABle See T able 5-15 on page 5– 45.
A-32 M370078-01 SCPI Comm and Referen ce Set Questionable Status T emperature Negative T ransition Regis ter [:]STATus[<channel>]:QUEStionable :TEMPerature:NTRansition Access the Questionable T emp Negative Trans Filter Registe r . See T able 5-15 on page 5– 45 .
SPCI Command T ree M370078-01 A-33 A Set Questionable Stat us V oltage Negative T ransition Register [:]STATus[<channel>]:QUEStionable :VOLTage:NTRansition Access the Questionable V oltage Negative T rans Filter Register . See T able 5-15 on page 5– 45.
A-34 M370078-01 SCPI Comm and Referen ce Ta b l e A - 1 1 Protection Commands Function SC PI Command Description Pa r a m e t e r a n d Range Query Enable the interlo ck functionality . [:]SENSe[<channel>]:PROTection :INTerlock[:STATe] Control the Enable/D isable state of the Interlock System.
SPCI Command T ree M370078-01 A-35 A Set the Program Command Execution Delay T ime [:]PROGram[<channel>][:STEP]:DWEL1 Sets the amount of time to delay between commands in a Sequence. ?|<Dwell time in seconds> Ye s Read the current contents of the Autosequence programming buf fer .
A-36.
B Error Messag es Appendix B, Error Messages, provi des information on the error messages which may appe ar . Errors are placed in a queue as they are detected.
Error Messages B-2 M370078-01 Error Messag es Errors are placed in a queue as they a re detected. The queue works on a first in, first out (FIFO) ba sis. If the qu eue overflow s, the last error in the queue is replaced with error –350, “Queue Overflow”.
Error Messages M370078-01 B-3 B Command Error List An error in the range [-199, -100] indicates that an IEEE 488.2 syntax error has been detected by the instru ment’ s parser . The occurrence of any error in this class causes the command e rror bit (bit 5) in the Event Status Register to be set.
Error Messages B-4 M370078-01 Execution Error List An error in the range [-299, -200] indicat es that an error has been detected by the instrument’ s execution control block. The occurrenc e of any error in the class causes the execution erro r bit (bit 4) in the Event Status Register to be set.
Error Messages M370078-01 B-5 B Device-Specific Error List An error in the range [-399, 300] or [1, 32767] in dicates that the instrument has detected an error wh ich is not a command error , a query error , or an execution error; some device operatio ns did not properly complete, possibly due to an abnormal hardware or firmware condition.
B-6 Query Error List An error number in the range [-499 , -400] indicates that the output queue control of the instrument has detected a problem with the message exchange protoc ol described in IEEE 488.2, chapter 6. The occurrence of any error in this class c auses the query error bit (bit 2) in the Event Status Register to be set.
C Specifications Appendix C, Specifications, provides the product specifications for the XG 850 W att Series Programmable DC Power Supply. • These specifications are re presented over the full operating temperature range. • Nominal line input voltage should be assumed unless otherwise stated.
C-2 M370078-01 Specifications Electrical Specifications for XG 850 W att T able C-1 XG 850 W att Electrical Specifications for 6 V to 600 V Models Models 6-110 8-100 12-70 20-42 33-25 40-21 60-14 80-1 0.
M370078-01 C-3 Electrical Specifications for XG 850 W att C Efficiency 11 75/77% 77/80% 81/84% 82/85% 83/86% 83/87% 83/8 7% 83/87% 83/87% 83/87% 83/87% 83 /87% 1.Maximum output voltage is guarantee d to be ≤ 0.1% of the rated voltage at zero output setting, using the front panel or digital remote programming modes .
C-4 M370078-01 Specifications Remote Operation T able C-2 Remote Operation Progr amming Mode APG ISOL Digital V oltage and Current Outp ut V oltage Programming 0–100%. V oltage contro l range is 0. 0 to 2.0-10.0 V in 0.1V increments. V otage and Current Output Resistive Programming 0-100%.
M370078-01 C-5 Common Specifications for All Models C Common Specifications for All Models Output P erformance Specif ications Aux output 1 1.Current: 0.51A minimum guaranteed, 0. 72A typically available. Overcurrent protection (each outpu t) is automatic, non-latching .
C-6 M370078-01 Specifications Environmental S pecifications (Indoor use) Operating T emperature Range 0 °C to 50 °C, 100% load Storage T emperature Range –20 °C to 70 °C Operating Humidity Range.
Common Specifications for All Models M370078-01 C-7 C Figure C-1 XG 850 W att Mechanic al Dimensions: 6 to 40 V Models 8.4 in. 214.2 mm 1.05 in. 26.8 mm 1.72 in. 43.6 mm Optional DC output cover 1.98 in. 50.2 mm 18.9 in. 479.9 mm 18.5 in. 469.9 mm 17.
Specifications C-8 M370078-01 Figure C-2 XG 850 W att Mechanical Dimensions: 60 V to 600 V Models 43.6 mm 1.7 in. 214.2 mm 8.4 in. 0.22 in. 7.2 mm 0.28 in.
M370078-01 WA-1 W arranty and Product Information Wa r r a n t y What does this warranty cover? This Limit ed W a rranty is provided by Xantrex T echnology Inc. ("Xantrex") and covers defects in workm anship and materials in your XG 850 W att Series Programmable DC Power Supply.
W arranty and Return WA-2 M370078-01 What proof of pur chase is requir ed? In any warranty claim, da ted proof of purchase must accompany the product and th e product must not have been disass embled or modifi ed without prior written authorization by Xantrex.
W arranty and Return M370078-01 WA-3 Exclusions If this product is a consumer product, federal law do es not allow an exclusion of implied warranties. T o the extent you are entitled to i mplied warranties un der federal law , to the extent perm itted by applicable law they are limited to the duration of this Limited W arranty .
W arranty and Return WA-4 M370078-01 Return Procedur e 1. Package the unit safely , preferably using the original box and packi ng materials. Please ensure that your product is ship ped fully insured in t he original packaging or equivalent. This warrant y will not apply where the product is damaged due to improper packaging.
M370046-01 IX–1 Numerics 7 segment f ont, use of vi 9-position mode control knob illustrated 3–2 positions described 3–3 A AC input connector , 850 W defined 2–5 illustrated 1–7 active power.
Index IX–2 M370046-01 front panel displa y 7 segment f ont 3–9 illustrated 1–5 G gain calibration, ef fect of 6–6 gain error , described 6–3 I IEEE GPIB cable 5–15 Std. 488.1 1987 A–2 Std. 488.1999 2 17.1.2 5–52 Std. 488.2 1992 A–2 Std.
Index M370046-01 IX–3 described 3–7 , 3–35 number available 3–35 stored values 3–35 W warranty out of warranty service WA–4 terms and conditions WA–1 X Xantrex contact information iii.
IX-4.
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Xantrex Technology Inc. 1 800 733 5427 (toll free North America) 1 858 450 0085(direct) 1 858 458 0267 sales@programmablepower.com service@programmablepower.
An important point after buying a device Xantrex Technology XG 850 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Xantrex Technology XG 850, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Xantrex Technology XG 850.
However, one of the most important roles played by the user manual is to help in solving problems with Xantrex Technology XG 850. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Xantrex Technology XG 850 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
