TVDR4 – 9 – 16H
72
Appendix D — Connector Pin Outs
I/O Connector Pin Outs
AI (1 to 16)
Alarm Inputs 1 to 16
GND
Chassis Ground (4 connectors)
AO (1 to 4)
Alarm Outputs 1 to 4
ARI
Alarm Reset In
RS485 Connector Pin Outs
Master Unit Slave Unit
RX+ → To → TX+
RX- → To → TX-
TX+ → To → RX+
TX- → To → RX-
