Connection To External Control Connector - Samsung iPOLiS SNC-570 User Manual

3.4. Connection to External Control Connector

The input order of terminal from left is Alarm input/Alarm
output/Ground/RS-485 '+'signal/ RS-485 '-'signal.
When connecting cable, push stripped part of electric wire in while
pushing quadrangle button and take hands off from the button then
the wire will be fixed.
Alarm Input
Alarm Output
Ground
RS-485 '+' Signal
RS-485 '-' Signal