Instruction/ maintenance manual of the product CNI8DV Omega
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U ser ’ s Guide USA MADE IN www .omega.com e-mail: info@omega.com iSeries info: www .omega.com/specs/iseries T emperature & Pr ocess Controller Manual CNi8, CNi8C, CNi8DH, CNi8DV , CNi16, CNi16D.
It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply . OMEGA is constantly pursuing certification of its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.
T ABLE OF CONTENTS Part 1: Introduction ............................................................................................ 2 1.1 Description ................................................................................. 2 1.2 Safety Considerations .
LIST OF FIGURES: Figure 2.1 Front Panel Display .............................................................................. 5 Figure 2.2 Rear Panel Power and Output Connector Labels .............................. 6 Figure 2.3 Rear Panel Input Connector Labels .
NO TES, WARNINGS and CA UTIONS Information that is especially important to note is identified by following labels: • NOTE • W ARNING or CAUTION • IMPORT ANT • TIP NOTE: Provides you with information that is important to successfully setup and use the Programmable Digital Meter .
P ART 1 INTRODUCTION 1.1 Description This device can be purchased as monitor (read process value only) or as a controller . • The iSeries controller offers unparalleled flexibility in process measurement.
1.2 Safety Considerations This device is marked with the international caution symbol. It is important to read this manual before installing or commissioning this device as it contains important information relating to Safety and EMC (Electromagnetic Compatibility).
1.3 Before Y ou Begin Inspecting Y our Shipment: Remove the packing slip and verify that you have received everything listed. Inspect the container and equipment for signs of damage as soon as you receive the shipment. Note any evidence of rough handling in transit.
P ART 2 SETUP 2.1 Front Panel Figure 2.1 Front Panel Display T able 2.1 Front Panel Annunciators 1 Output 1/Setpoint 1/ Alarm 1 indicator 2 Output 2/Setpoint 2/ Alarm 2 indicator °C °C unit indicato.
2.2 Rear Panel Connections The rear panel connections are shown in Figures 2.2 and 2.3. Figure 2.2 Rear Panel Power and Output Connections Figure 2.3 Rear Panel Input Connections T able 2.
2.3 Electrical Installation 2.3.1 Power Connections Caution: Do not connect power to your device until you have completed all input and output connections. Failure to do so may result in injury! Connect the main power connections as shown in Figure 2.
2.3.2 Thermocouple The figure below shows the wiring hookup for any thermocouple type. For example, for T ype K hookup, connect the yellow wire to the "2" terminal and the red wire to the "1(-)" terminal. When configuring your controller , select Thermocouple and Thermocouple T ype in the Input T ype menu (see Part 3).
9 2.3.3 T wo/Three/Four-W ire RTD The figures below show the input connections and input connector jumpers (shown in bold lines) required to hookup a 2-, 3- or 4-wire RTD.
10 2.3.4 Process Current The figure below shows the wiring hookup for Process Current 0 – 20 mA. Figure 2.7 Process Current Wiring Hookup (Internal and External Excitation) When configuring your instrument, select Process T ype in the Input T ype Menu (see Part 3).
11 2.3.6 Wiring Outputs This meter has two factory installed outputs. The SPDT Mechanical Relay , SPST Solid State Relay , Pulse and Analog Output Connection are shown below .
This device may have a programmable communication output. The RS-232 and RS-485 Output Connection are shown below . External RS-232 connections are not available with -EI or C4EI options. Figure 2.1 1 a) RS-232 Output Wiring Hookup b) RS-485 Output Wiring Hookup This device may also have an excitation output.
2.3.7 Dual Display Color Setup The dual display option allows the user to change the color of the upper and lower displays. T o change the color of the upper display , see Section 3.2.15 (Display Color section). T o change the color of the lower display follow the instructions below: The unit should be removed from the panel and opened.
14 P ART 3 OPERA TION: Configuration Mode 3.1 Introduction The instrument has two different modes of operation. The first, Run Mode, is used to display values for the Process V ariable, and to display or clear Peak and V alley values.
15 3.2 Menu Configuration It is required that you put the controller in the Standby Mode for any configuration change other than Setpoints & Alarms.
16 3.2.1 ID Number SEE ID MENU SELECTION IN CONFIGURA TION SECTION FOR ENABLE/DISABLE OR CHANGE ID CODE. If ID Code is Disabled or set as Default (0000) the menu will skip ID step to Setpoint Menu. If ID Code is set to Full Security Level and user attempts to enter the Main Menu, they will be prompted for an ID Code.
17 3.2.2 Set Points SETPOINT 1: Press a 1) Press a , if necessary until SP1 prompt appears. Press d 2) Display shows previous value of “Setpoint 1”.
18 3.2.3 Configuration Menu Figure 3.2 Flow Chart for Configuration Menu Enter Configuration Menu: Press a 1) Press a , if necessary , until CNFG prompt appear . Press d 2) Display advances to INPT Input Menu. Press a 3) Pressing and releasing a to scroll through all available menus of Configuration section.
19 Input T ype (Thermocouple) ENTER INPUT TYPE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press d 3) Display flashes T.ç , RTD or PROC (Thermocouple, RTD or Process). If the displayed input type is T.
20 Input T ype (RTD) ENTER INPUT TYPE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press d 3) Display flashes T.ç , RTD or PROC (Thermocouple, RTD or Process). If the displayed input type is RTD , press a to skip to step 6 ( RTD stops flashing).
21 Input T ype (Process) ENTER INPUT TYPE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press d 3) Display flashes T.ç , RTD or PROC (Thermocouple, RTD or Process). If the displayed input type is PROC , press a to skip to step 6 ( PROC stops flashing).
22 ENTER READING CONFIGURA TION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Display advances to RDG Reading Configuration Menu. Press d 4) Display advances to DEC Decimal Point.
23 Reading Configuration (If Process was selected) INPUT/READING (SCALE AND OFFSET) SUBMENU: Input V oltage or Current can be converted or scaled into values appropriate for the process or signal being measured. So, a reading may be displayed, for example, in units of weight or velocity instead of in amperes or volts.
24 Conversion number is a coefficient of conversion between input values and real full display range (10000 counts shown as 9999). See T able 3.2 below for proper conversion number .
25 3.2.6 Alarm 1 This unit is equipped with two physical outputs that can only be configured as follows: Alarm 1 & Alarm 2, Alarm 1 & Output 2, Output 1 & Alarm 2, Output 1 & Output 2, Analog Out 1 & Alarm 2, Analog Out 1 & Output 2 .
26 ALARM 1 ENABLE/DISABLE SUBMENU: Press b 5) Scroll though the available selection until ENBL displays to use Alarm 1. Press d 6) Display shows STRD stored message momentarily and then advances to ABSo only if it was changed, otherwise press a to advance to ABSo Alarm 1 Absolute/Deviation Submenu.
27 CONT ACT CLOSURE SUBMENU: Press d 11 ) Display flashes previous selection. Press b to N.ç. Normally Closed or N.o. Normally Open. Press d 12) Display shows STRD stored message momentarily and then advances to AçTV only if it was changed, otherwise press a to advance to AçTV Active Submenu.
28 ALARM ENABLE/DISABLE A T POWER ON: Press d 15) Display flashes previous selection. Press b to ENBL enable or DSBL disable. Press d 16) Display shows STRD stored message. momentarily and then advances to ALR.L only if it was changed, otherwise press a to advance to the ALR.
29 3.2.7 Analog Output (Retransmission) Analog Output can be configured as Retransmission or Control outputs. In this section we will discuss Retransmission Output.
30 ANALOG OUTPUT ENABLE/DISABLE SUBMENU: Press b 5) Scroll though the available selection until ENBL displays to use Analog Output Retransmission (output proportional to the input signal).
31 Accuracy of Analog Output board is +/-1% of FS (Full Scale) when following conditions are satisfied: 1. The input is not scaled below 1% of Input FS (10 mV @ 1 V or 0.2 mA @ 20 mA input ranges). 2. Analog Output is not scaled below 3% of Output FS (300 mV @ 10 V or 0.
32 3.2.8 Alarm 2 This unit is equipped with two physical outputs that can only be configured as follows: Alarm 1 & Alarm 2, Alarm 1 & Output 2, Output 1 & Alarm 2, Output 1 & Output 2, Analog Out 1 & Alarm 2, Analog Out 1 & Output 2 .
33 3.2.9 Loop Break Time/Field Calibration Figure 3.8 Flow Chart for Loop Break Time/Field Calibration ENTER LOOP BREAK TIME MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to LOOP Loop Break T ime Menu.
34 3.2.9 Loop Break Time/Field Calibration (continued) Reading Offset Adjust allows the user to fine tune a minor error of the transducer , however some applications may require a large offset adjust. (Displayed Process V alue = Measured Process V alue ± R.
35 3.2.10 Output 1 Alarm 1 and Output 1 or Analog Output (Retransmission) share the same contacts on the rear panel connector . If Alarm 1 or Analog Output (Retransmission) is Enabled , Output 1 is automatically Disabled .
36 ENTER OUTPUT 1 MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to OUT1 Output 1 Menu. Press d 4) Display advances to SELF Self Submenu.
37 MAXIMUM/PERCENT HIGH SUBMENU: Specify in percent, the maximum value (99) for control output. If the output is analog proportional (Current or V oltage), then the maximum voltage or current, in percent, is specified. If the output is time proportional (Relay , SSR, or Pulse), then the maximum duty-cycle, in percent, is specified.
38 ACTION TYPE SUBMENU: The error that results from the measurement of the Process V ariable may be positive or negative since it may be greater or smaller than the Setpoint. If a positive error should cause the instrument output to increase (i.e. cooling), it would be called Direct Acting .
39 If Anti Integral (Anti Windup) Submenu “Enabled” , this feature allows the error term outside the proportional band to be calculated and accumulated for integration. This may be an important feature in applications where fast response time is desirable.
40 RESET SETUP SUBMENU: Press d 33) Display flashes 1 st digit of the previous I REST Reset value. Press b & c 34) Press b and c buttons to enter a new “Reset” value. Press d 35) Display shows STRD stored message momentarily and then advances to RATE only , if it was changed, otherwise press a to advance to RATE Rate Setup Submenu.
41 DAMPING F ACTOR SUBMENU: Press d 42) Display flashes the previous “Damping Factor” selection. Press b 43) Scroll through the available selections: 0000 , 0001 , 0002 , 0003 , 0004 , 0005 , 0006 , 0007 .
42 3.2.1 1 Output 2 Output 2 and Alarm 2 share the same contacts on the rear panel connector . If Alarm 2 is Enabled , Output 2 is automatically Disabled . Figure 3.10 Flow Chart for Output 2 ENTER OUTPUT 2 MENU: Press a 1) Press a , if necessary , until CNFG prompt appears.
43 ACTION TYPE SUBMENU: The error that results from the measurement of the Process V ariable may be positive or negative since it may be greater or smaller than the Setpoint. If a positive error should cause the instrument output to increase (i.e. cooling), it would be called Direct Acting .
44 CYCLE TIME SUBMENU: Press d 15) Display flashes 1 st digit of the previous “Cycle T ime” value. Press b & c 16) Press b and c buttons to enter a new “Cycle T ime” value (1 to 199 seconds).
45 3.2.12 Ramp & Soak Alarm must be DISABLED if Ramp is ENABLED. Figure 3.1 1 Flow Chart for Ramp and Soak ENTER RAMP AND SOAK MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to RAMP Ramp and SOAK Soak Menu.
46 SOAK ENABLE/DISABLE SUBMENU: Press d 7) Display flashes ENBL or DSBL . Press b 8) Scroll through the available selections: “Enable” or “Disable”. Press d 9) Display shows STRD stored message momentarily and then advances to “Ramp V alue” Submenu.
47 3.2.13 ID CODE Figure 3.12 Flow Chart for ID Code ENTER ID CODE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to ID ID Code Menu.
48 ENTERING OR CHANGING YOUR (DEF AUL T) ID CODE: Enter ID menu (Repeat steps from 1 to 3). Press d 10) Display advances to CH.ID Change ID Code Submenu.
49 3.2.14 COMMUNICA TION OPTION Purchasing the controller with Serial Communications permits an instrument to be configured or monitored from an IBM PC compatible computer using software available from the website or on the CD-ROM enclosed with your shipment .
50 ENTER COMMUNICA TION OPTION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to COMM Communication Options Menu. Press d 4) Display advances to C.
51 STOP BIT SUBMENU: Press d 15) Display flashes previous selection for “Stop Bit”. Press b 16) Scroll through the available selections: 1-BIT , 2-BIT . Press d 17) Display shows STRD stored message momentarily and then advances to BUS.F only , if it was changed, otherwise press a to advance to BUS.
52 Press d 25) Display flashes previous selection for “Echo”. Press b 26) Scroll through the available selections: NO, YES. Press d 27) Display flashes STRD stored message momentarily and then advances to STND only if it was changed, otherwise press a to advance to STND Communication Standard Submenu.
53 DA T A FORMA T SUBMENU: Preformatted data can be sent automatically or upon request from the controller . Use the Data Format Submenus to determine what data will be sent in this preformatted data string. Refer to the iSeries Communications Manual for more information about the data format.
54 TEMPERA TURE UNIT SUBMENU: Includes a byte in the data string to indicate whether reading is in Celsius or Fahrenheit. Press d 50) Display flashes previous selection for UNIT .
55 3.2.15 DISPLA Y COLOR SELECTION This submenu allows the user to select the color of the display . Figure 3.14 Flow Chart for Display Color Selection ENTER DISPLA Y COLOR SELECTION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears.
56 ALARM 2 DISPLA Y COLOR SUBMENU: Press d 11 ) Display flashes previous selection for “Alarm 2 Color Display”. Press b 12) Scroll through the available selections: GRN , RED or AMBR .
57 Example 3: Output 1 = Analog Output (Alarm 1 disabled), Setpoint 1 = 300, Output 2 = Relay , Setpoint 2 = 200 Alarm 1 & 2 Setup: Deviation, Band, “ALR.
58 P ART 4 SPECIFICA TIONS Accuracy ±0.5°C temp; 0.03% reading process Resolution 1°/0.1°; 10 µV process T emperature Stability 1) RTD: 0.04°C/°C 2) TC @ 25°C (77°F): 0.
59 Modes T ime and Amplitude Proportional Control Modes; selectable Manual or Auto PID, Proportional, Proportional with Integral, Proportional with Derivative with Anti-reset Windup and ON/OFF Rate 0 to 399.9 seconds Reset 0 to 3999 seconds Cycle Time 1 to 199 seconds; set to 0 for ON/OFF operation Gain 0.
60 EXCIT A TION (optional in place of Communication) 24 Vdc @ 25 mA Not available for Low Power Option INSULA TION Power to Input/Output 2300 V ac per 1 min. test 1500 V ac per 1 min. test ( Low V oltage/Power Option) Power to Relays/SSR Outputs 2300 V ac per 1 min.
61 J K T E R S B C N L RTD RTD T able 4.1 Input Properties TC Input T ype Range Accuracy* Iron-Constantan -210 to 760°C 0.4°C -346 to 1400°F 0.7°F -270 to -160°C 1.0°C CHROMEGA ® - -160 to 1372°C 0.4°C ALOMEGA ® -454 to -256°F 1.8°F -256 to 2502°F 0.
62 P ART 5 F ACT OR Y PRESET V ALUES T able 5.1 Factory preset value MENU ITEMS F ACTOR Y PRESET V ALUES NOTES Set Point 1 (SP1) 000.0 Set Point 2 (SP2) 000.0 Input: Input T ype (INPT) TC, type K Reading Configuration (RDG): Decimal Point (DEC.P) FFF .
63 MENU ITEMS F ACTOR Y PRESET V ALUES NOTES Ramp & Soak (RAMP) : Ramp (RAMP) Disable (DSBL) Soak (SOAK) Disable (DSBL) Ramp V alue (RAMP) 00:00 Soak V alue (SOAK) 00:00 ID : ID V alue 0000 Full ID (FULL) Disable (DSBL) Set Point ID (ID.
64 P ART 6 CE APPRO V ALS INFORMA TION This product conforms to the EMC directive 89/336/EEC amended by 93/68/EEC, and with the European Low V oltage Directive 72/23/EEC. Electrical Safety EN61010-1:2001 Safety requirements for electrical equipment for measurement, control and laboratory .
NO TES 65.
NO TES 66.
WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of one (1) year from the date of purchase.
W her e Do I Find Ev er ything I Need f or Pr ocess Measur ement and Contr ol? OM EGA…Of Cour se! Shop on line at www.omega.com TEMPERA TURE Thermocouple, R TD & Thermistor Probes, Conne.
An important point after buying a device Omega CNI8DV (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega CNI8DV yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega CNI8DV - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega CNI8DV you will learn all the available features of the product, as well as information on its operation. The information that you get Omega CNI8DV will certainly help you make a decision on the purchase.
If you already are a holder of Omega CNI8DV, 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 Omega CNI8DV.
However, one of the most important roles played by the user manual is to help in solving problems with Omega CNI8DV. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega CNI8DV 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
