8000 Zone2.pdf

Module carriersLAN INTERFACE8718-CA-NScontinued9651LAN DIL SWITCHESOne per LAN to determine termination and/or biasON = switch to right; OFF = switch to left (with normal orientation)Note: Switch model may vary.Modbus applicationsMode Switch positions TerminationModbus Modbus Profibus-DPRS422 RS485Terminals LAN A/B LAN A/B LAN A onlyRS422not terminated1 2 3OFFOFFOFFNonePin 1 Socket Socket Socketshroud shroud shroudPin 2 RxD+ RxD/TxD+ NCPin 3 TxD+ RxD/TxD+ RxD/TxD+RS422terminatedreceiver1 2 3OFFONOFF+–220WPin 4 RxD– RxD/TxD– RTS+Pin 5 GND GND GNDPin 6 V T V T V PRS422terminated &biased receiver1 2 3OFFONON+V T390W+–390W220WPin 7 RxD– RxD/TxD– RTS+Pin 8 TxD– RxD/TxD– RxD/TxD–Pin 9 NC NC NCRS485not terminated1 2 3ONOFFOFFNoneNote: Pins with assignments shown in italics are normally notconnected; they occur because of the ‘universal’ nature of the interface.PSU POWER FAIL CONNECTORRS485terminated1 2 3ONONOFF+–220W16 13 10 7 4 117 14 11 8 5 2RS485terminated& biased1 2 3ONONON+V T390W+–390W220W18 15 12 9 6 3Note: Switch model may vary but switching directions remain the same.Connection pairsAUX –vePair 1 1 4Pair 2 2 5Pair 3 3 6Pair 4 7 10Pair 5 8 11Pair 6 9 12Pair 7 13 16Pair 8 14 17Eight pairs of terminals are provided forthe PSU health signals.If an 8510-MO-NS module is fittedand power fail signalling is being used:a) connect the power supply AUX and–ve terminals to a pair as shown inthe table (right)b) put individual wire links across eachunused terminal pairs to preventa continual alarm condition beingsignalled to the BIM.Note: Terminals 15 and 18 are not used.Profibus-DP applicationsMode Switch positions TerminationRS485not terminated1 2 3OFFOFFOFFNoneNote: Any required termination should be implemented in the ProfibusD-type plug.EUROPE (EMEA) Tel: +44 (0)1582 723633 Fax: +44 (0)1582 422283AMERICAS Tel: +1 603 926 0090 Fax: +1 603 926 1899ASIA PACIFIC Tel: +65 487 7887 Fax: +65 487 7997E-mail: enquiry@mtl-inst.com Web site: www.mtl-inst.comMay 2006