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Satec AX-8 Installation And Operation Manual

Analog expander
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AX-8
Analog Expander
Installation
and Operation
Manual
BG0259 Rev. A5

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Summary of Contents for Satec AX-8

  • Page 1 AX-8 Analog Expander Installation and Operation Manual BG0259 Rev. A5...
  • Page 2 AX-8 Analog Expander Installation and Operation Manual...

  • Page 3: Table Of Contents

    LIMITED WARRANTY The manufacturer offers the customer a 24-month functional warranty on the instrument for faulty workmanship or parts from date of dispatch from the distributor. In all cases, this warranty is valid for 36 months from the date of production. This warranty is on a return to factory basis. The manufacturer does not accept liability for any damage caused by instrument malfunction.

  • Page 4: Introduction

    Installation of the AX-8 does not interfere with the inclusion of the Powermeter in a communication network (RS-422 or RS-485) of up to 31 Powermeters. Figure 1-1 shows a typical communication network with two AX-8 expanders. If your Powermeter supports 7 (14) channels, then the AX-8 will also provide 7 (14) channels.
  • Page 5 S E L E C T MAX.AMP.DEMAND MAX.DEMAND UNBALANCED CURRENT VOLTAGE CURRENT ACTIVE ENERGY R E S E T SATEC KWH/MWH E N E R G Y KVARH/MVARH 290H MAX.AMP.DEMAND REACTIVE ENERGY POWERMETER 00-02021 Figure 1-1 AX-8 Analog Expanders in a Typical Communication Network...

  • Page 6: Field Setting

    2.2 Changing the Communication Parameters (Firmware Version 0.10) 1. Disassemble the AX-8 case: remove the 8 screws from the outside of the case and take off the rear cover. 2. Set the DIP switches on the PCB (see Figure 2-1) as shown in Tables 2-1 and 2-2 below.
  • Page 7 R104 R109 R106 R107 R101 R103 R204 C101 C204 00-03008 Figure 2-1 Location of Dip Switches on AX-8 PCB Table 2-1 DIP Switch S1 * = default AX-8 Option Addr0 Addr1 Addr 2 Factory Set Address 0 Address 1 Address 2...

  • Page 8: Installation

    3 Installation 3.1 Mechanical Installation The AX-8 should be mounted in a dirt-free environment away from heat sources and high electrical fields. Mounting may be either standard DIN rail or wall mount. Only front access is required for wiring. 8 5 "...

  • Page 9: Electrical Installation

    Power Supply Use a dedicated breaker from a proper power source, from which the unit can be turned off. All AX-8 analog outputs are provided with an internal power supply; no external power supply for analog outputs is required. Communications...
  • Page 10 TERMINAL COMMUN. PORT POWERMETER UP TO AX-8 RS-422 TERMINAL TERMINATION RESISTORS =200-500 OHM 0.5W 00-03020 Figure 3-3 AX-8 Connections in RS-422 Network Be sure that all incoming AC power and other power sources are turned OFF before performing any connections.
  • Page 11 TERMINAL COMMUN. PORT POWERMETER UP TO AX-8 RS-422/485 TERMINAL TERMINATION RESISTORS =200-500 OHM 0.5W 00-03021 Figure 3-4 AX-8 Connections in RS-485 Network Be sure that all incoming AC power and other power sources are turned OFF before performing any connections.

  • Page 12: Operation

    Modbus or DNP 3.0, set the switch #1 on the DIP switch block S2 to ON to put the AX-8 into binary (transparent) mode. In this event, the AX-8 will not decode the message frame and the transmission line is disconnected in 3.5 character time after the response message is sent out.
  • Page 13 Powermeter Tx LED (‘2’) flashes Powermeter to master Powermeter Rx LED (‘3’) flashes RS-485: master to Powermeter Powermeter Rx and Tx LEDs flash Powermeter to master POWER METER NETWORK RS-422 RS-422/RS-485 TX RX Figure 4-1 Detail of Communication LEDs on AX-8...

  • Page 14: Technical Specifications

    5 Technical Specifications Instrument serial RS-422 communications Network serial communications RS-422 / RS-485 Baud rate (bps) 110, 300, 600,1200, 2400, 4800, 9600, 19200 > 95dB Inter-channel separation Galvanic isolation: Power Supply 2500V rms Communication 1000V DC Ω Accuracy ±0.5% of full scale for current output up to 2500 Ω...
  • Page 15 Technical Specifications (continued) Standards UL File # E129258 CE-EMC: 89/336/EEC as amended by 92/31/EEC and 93/68/EEC CE-SAFETY: 72/23/EEC as amended by 93/68/EEC and 93/465/EEC Harmonized standards to which conformity is declared: EN55011:1991; EN50082-1:1992; EN61010-1:1993; A2/1995 ANSI C37.90.1 1989 Surge Withstand Capability (SWC) ANSI C62.41 - 1991 Standard Surge EN50081-2 Generic Emission Standard - Industrial Environment EN50082-2 Generic Immunity Standard - Industrial Environment...

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