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A-2 GE MDS Intrepid-HC HP Installation and Operation
External Alarms Connector Pin-Out
The External Alarms connector is a D-type 15 pin connector.
Pin Signal I/O Description
1 EXT_IN_1 Input External input alarm #1
2 EXT_IN_2 Input External input alarm # 2
3 EXT_IN_3 Input External input alarm #3
4 EXT_IN_4 Input External input alarm #4
5 EXT_IN_5 Input External input alarm #5
6 Relay 3 C Output Relay #3 common pin
7 Relay 3 NO Output Relay #3 normally open pin
8 Relay 2 NO Output Relay #2 normally open pin
9 GND GND GND
10 Relay 1 NC Output Relay #1 normally closed pin
11 Relay 3 NC Output Relay #3 normally closed pin
12 Relay 2 C Output Relay #2 common pin
13 Relay 2 NC Output Relay #2 normally closed pin
14 Relay 1 C Output Relay #1 common pin
15 Relay 1 NO Output Relay #1 normally open pin