Figure 2-2 Wiring
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.
2.2 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.
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