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.