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Alarm Relay Connector A-1
Appendix A
Connector Wiring
A.1 Ethernet Connectors
RIC-155 includes two Ethernet ports designated ETH and MNG-ETH. Table A-1
lists the pinout of the Ethernet connectors.
Table A-1. ETH and MNG-ETH Connector Pinout
Pin Designation Function Direction
1 RX+ Receive – positive lead Input
2 RX– Receive – negative lead Input
3 TX+ Transmit – positive lead Output
6 TX– Transmit – negative lead Output
4, 5, 7, 8 Not connected – –
A.2 Alarm Relay Connector
The RIC-155 alarm relay terminates in a 9-pin female connector, designated
ALARM. Figure A-1 shows the pin functions. The relay positions are shown in the
non-energized (alarm active) state. Table A-2 lists the pinout of the ALARM
connector.
Alarm Connector
Minor-NO
1
2
6
4
5
9
Major-NO
Major Alarm Relay
Minor Alarm Relay
Minor-NC
Major-NC
Minor-COM
Major-COM
Figure A-1. ALARM Connector Wiring