Samsung SNB-7001 User Manual page 18

installation & connection
To connect to the alarm input port
Connect the alarm cable to the ALARM IN port in the rear panel.
NETWORK
ACT
Port
ALARM IN
To connect the external sensor
Connect one strand of each signal line (2-strand) of the sensors to the [ALARM IN] port,
and connect the other strand to the [GND] port.
18_ installation & connection
ALARM
IN
LINK
DC12V
RESET
VIDEO
Description
Alarm Input Sensor Port
Port Description
GND GND port for the sensor
SENSOR