Samsung SNC-300 Manual De Usuario página 18

To connect input and output ports:
Connect alarm lines to the input and output ports on the rear.
A_IN 1, A_IN 2
GNd
A_OUT 1, A_OUT 2 : These are alarm out ports.
Alarm In/Out Connection diagram
14_
Installation and Connection
: These are alarm in ports.
: This is the GND port.
A_IN1
A_IN2
GND
External Relay
A_OUT1
External Relay
A_OUT2
Not Used
1
2
3
4
5
6