Samsung SND-3080 User Manual page 16

installation & connection
Connecting to the I/o port box
Connect the Alarm I/O cable to the corresponding port of the inner port box.
ALARM IN
ALARM OUT
ALARM IN 1, 2 : Used to connect the alarm input signal.

GND : Used for earth-grounding.

ALARM OUT 1, 2 : Used to connect the alarm output signal.

Alarm I/o Wiring diagram
ALARM IN 1
ALARM IN 2
External Relay
ALARM OUT 1
External Relay
ALARM OUT 2
1_ installation & connection
GND
1
2
GND
3
4
5