Alarm Input Connection - HIKVISION DS-MP3516-RH Installation Manual

 Please contact the automobile manufacturer for the connection information of starting
switch.
 The automobile ignition switch, also called car key, controls the startup and shutdown of
your automobile. Most of automobiles adopt positive pole ignition switch currently.
 The normal automobile power refers to the main power of the automobile power supply
system. After the automobile is off, the normal automobile power still provides
direct-current source for the other devices inside and generally a main switch is used to
turn on/off it.

3.2 Alarm Input Connection

The device adopts the high/low-level electrical signals triggering (high level: 6 to 36 VDC; low level:
0 to 5 VDC) to realize alarm input. And in order to avoid error report caused by voltage fluctuation,
no alarm will be triggered by voltage ranging of 5 to 6 VDC.
Digital Video Recorder Installation Guide
Device
DC IN
+
Automobile Power Switch
Figure 3-2 Wiring
Alarm 3
Alarm 1
Alarm 2
Alarm 4
Figure 3-3 Alarm Input Connection
DC IN
-
Negative Pole
Automobile
2
1
Automobile Power System
Wiring of Device
Point of Connection
Positive Pole
Battery
16
15
IO