Dahua JRC-27F

User's Manual
59
●
Different models support different alarm input ports. Please see the specifications sheet for
detailed information.
●
Slight difference might be found on the alarm port layout.
2.3.2 Alarm Input Port
Connect the positive end (+) of the alarm input device to the alarm input port (ALARM IN 1–16) of
the NVR. Connect the negative end (-) of the alarm input device to the ground end ( ) of the NVR.
Figure 2-82 Alarm input port