69
Appendix 1 – Connector Pin Outs
I/O Connector
AI (1 to 16)
Alarm Inputs
GND
GND (Chassis Ground)
NC
Alarm Out (Normally Closed)
C
Common
NO
Alarm Out (Normally Open)
ARI
Alarm Reset In
RS-485 Connector
Master Unit Slave Unit
RX+/TX+ –> to –> TX+/RX+
RX-/TX– –> to –> TX-/RX-
