Instruction/ maintenance manual of the product PV-5127A Micro Technic
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Micro Technic A -S • Den mark • Tel. +45 66 15 3000 • Fax +45 6615 3077 E-mail: suppo rt@micro-technic.co m Website: www. micro-technic.co m M ICRONIX PC/104 P OWER S UPPLY PV-5127, PV-5127A P OWER SUPPL Y MODULE WI TH UPS & B ATTERY C HARGER User Manual & Installation Guide V ERS .
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 2 of 31 T able of content s TABLE OF CONTENTS ........................................................................................................................
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 3 of 31 J1 ...........................................................................................................................................................
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 4 of 31 Revision history Revision number Reason for change Date 1.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 5 of 31 General informati on Ordering codes PV-5127-S PV-5127A-S S=Stack-through PC/104 connector Available models:.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 6 of 31 Description The Micronix PV-5127 is a high efficienc y PC/104 power supply for embedded, vehicular and automotive systems applications. It will withstand ex tended temperatures and the shock and vibration of mobile equipment.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 7 of 31 The mains supply is continuousl y monitored. There is h y steresis on the ma ins monitor so that a mains failure is reported when the mains voltage drops below 16.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 8 of 31 Connecto rs The PC-5127 is equipped with nine connectors: Power input connector (KL2) Power into PV-5127 (Mains and batter y ) is supplied through K L2 that is a four-pole removable screw clamp connector.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 9 of 31 Heater and fan control and external LEDs connector (CN2) Status for PV-5127 can be shown on external LEDs. These must be connect ed to CN2 by a 10 position ribbon cable with a mating connector.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 10 of 31 ATX connector (CN10) The ATX connector holds the three ATX-signals: PS_ON, PWR_GOOD and +5V Standb y. The layout of this connector is shown in the schematic.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 11 of 31 PC/104 bus connector (CN1) The PC/104 connector is for connecting the PV-5127 t o the CPU and other PC/104 boards. There is a female connector on the top, and pins on the bottom so that y ou can mount oth er PC/104 boards both above and below the PV-5127.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 12 of 31 System temperature The PV-5127 has a temperature measuring circuit that can control an external fan and heater, and prevent the CPU from starting if the temperature is too low or too high.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 13 of 31 Note that the heater and fan outputs are logical outputs t hat become 3.3V when they are active. If necessary, the user must provide driving circuitry to drive an actual heater and fan.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 14 of 31 UPS Control The PV-5127 provides several methods for the CPU to get UPS status informati on, and to turn off power.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 15 of 31 RS232 The PV-5127 has a connector (CN3, labelled “RS232”) that can be connected to an RS 232 port on the CPU. The PV-5127 provides two handshake outputs wi th status information, and one handshake input for controlling shutdown.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 16 of 31 RS232 Status signals The Battery low and Mains failure signals together can tell three different st ates: Mains failure Battery low Status 0 0 Running norm ally on m ains power.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 17 of 31 PC/104 interface The PV-5127 has a software interface where the CPU can read status infor mation and perform a power-off through the PC/104 bus.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 18 of 31 b (STATUS bit 3): Battery present. b=0: Battery not present ( empty or disconnected ) b=1: Battery present BAT_STATUS (port 252h, read only) : nn0cctvv This port contains the following read-only battery status information bits.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 19 of 31 00h: SOFT_OFF (first half of 2-second dela y) FEh: SOFT_ON FFh: SOFT_OFF (second half of 2-second delay), or SOFT_TEMPBAD Other values: SOFT_DELAY, delayed shutdown in progress.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 20 of 31 Battery monitor and charger Battery voltages The PV-5127 monitors the voltage of the batter y as long as the main DC/DC converter is on. Th e voltage status controls the charger, the RS232 alarm output , the battery LED, and it can be read through PC/104.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 21 of 31 mounted directly on the batter y . The charging is disabled when the temperature according to this sensor rises above 55°C, and enabled when it falls below 45°C.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 22 of 31 A T X and Sof toff st ate machines The PV-5127 provides several ways to turn on/off power.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 23 of 31 The ATX on/off state machine The ATX on/off state machine has two states: ATX_OFF and ATX_ON.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 24 of 31 It can be illustrated like this: • The state machine starts up in SOFT_TEMPBAD when the main DC/DC c onverter starts. In this state, the 5V+12V cannot be turned on.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 25 of 31 T echnical dat a Pow er supply: Input voltage: PV-5127-S: 18-35Vdc (w ith UPS and charger) PV-5127A-S: 10-.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 26 of 31 Environmental s pecifications: Operating temperatu re: -20° C to +70° C at 0.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 27 of 31 Mechanical lay out The schematic on this page shows the dimensions for PV-5127.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 28 of 31 Inst allation guide Precautions to ESD Please note that the Micronix PV modules must be handled with respect to ESD (Electrostatic Discharge). Electrostatic Discharge to the PV modules must be avoided.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 29 of 31 KL2 Connection of mains and batter y voltage are made via KL2 as shown in the table: Connection in KL2 Function 1 Mains+ in 2 Mains- in 3 Batter y- in 4 Battery+ in Connect mains input to pin 1 and 2.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 30 of 31 Thermal consideration s When installing the Micronix PV-5127 in a PC/104 stack, some considerations about convection must be made. For the power suppl y to work pr operl y , ce rtain temperature limits must not be exceeded.
Users Manual & Installation Guide P V- 5127: Pow er supp ly module with UPS Page 31 of 31 Differences bet w een PV -5 127 and PV -5127 A The PV-5127 is available in a version without UPS and batter y c harger. T he ordering code for this product is PV-5127A.
An important point after buying a device Micro Technic PV-5127A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Micro Technic PV-5127A 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 Micro Technic PV-5127A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Micro Technic PV-5127A you will learn all the available features of the product, as well as information on its operation. The information that you get Micro Technic PV-5127A will certainly help you make a decision on the purchase.
If you already are a holder of Micro Technic PV-5127A, 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 Micro Technic PV-5127A.
However, one of the most important roles played by the user manual is to help in solving problems with Micro Technic PV-5127A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Micro Technic PV-5127A 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
