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User Manual
If we parallel connected the sensor, the DVR can not recognize the triggered sensor. User need to have a resistance.
2. Alarm output connection:
The alarm output side is normal-off and do not have voltage output. The other alarm equipments (loudspeaker, light, alertor) need the individual power supply.
+12V GND
Input1 Input2
-
+
C
NO/NC
Sensor1
DVR
-
+
C
NO/NC
+
Sensor2
16
-
C
NO/NC
Sensor3
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