User's Manual

RA - 7203
Aux 1 connector
Name PIN Purpose
ALARM_P 1 Alarm out – rele
ALARM_N 2 Alarm out – rele
Select_in_P 3 Select in – opto isolated
RS232_S 4 RS232 Send data
RS232_R 5 RS232 Receive data
Select_in_N 6 Select in – opto isolated
+12V 7 12V output to ext
equipment (D/O: 200mA)
GND 8 Common ground
Rear RJ45 connectors, 3 of 5