NVR/Recording Setup/Physical Alarm
Physical Alarm Setup
Please Note: Setting up alarm triggers will only work with recorders that have alarm inputs.
STEP 1. Identify the connections on the Alarm Trigger.
COM: Communication Port or Ground N.C: Normally Closed - A Trigger that initiates when an object disrupts the communication line of 2 sensors
N.C: Normally Closed - A Trigger that initiates when an object disrupts the communication line of 2 sensors
N.O: Normally Open - A Trigger that initiates when an object completes the communication line of 2 sensors.