User Documentation

4
Serial Port RS232 (Male DB9)
Pin
RS-232
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
---
Serial Port RS485 / RS422 (Terminal Block)
Pin
RS-422/485 (4W)
RS-485 (2W)
1
TxD+(B)
---
2
TxD-(A)
---
3
RxD+(B)
Data+(B)
4
RxD-(A)
Data-(A)
5
GND
GND
Power Input and Relay Output Pinouts
V2+
V2-
V1+
V1-
Shielded
Ground
DC
Power
Input 1
DC
Power
Input 1
Relay
output
Relay
output
DC
Power
Input 2
DC
Power
Input 2
Relais conditions:
Open when Power-off or when a relay-based alarm is triggered.
Closed when Power-on and no relay-based alarm is triggered.