Planet Technology DVR-400 User Manual
Page 12
8
Sensor Installation
The unit provides 4 sensor input for 4 channels. The sensor Installation procedures are as follows.
For the installation of the sensors:
STEP1:
Connect the sensor signal line to the alarm signal terminal is at the unit’s back panel
STEP2:
Connect the video signal line to the unit. The Sensor signal terminal is at the unit’s back panel
STEP3:
Connect the sensor adaptor jack into the sensor, and plug in the adaptor.
Alarm installation
The unit provides 1 internal switch for sounding alarm when the sensor is activated due to the unwanted
entrance of anonymous visitor. The switch is open at normal state, but, when the alarm is activated, the switch
is closed So that the alarm gets the power. The circuitry is shown as above figure. There are two simple steps
for the installation of the alarm
i. Prepare the power supply: the alarm needs a power supply; the power supply comes with the alarm
ii. Connect the alarm power line: the alarm power line is connected to the alarm switch terminal.
CH4
CH1
CH2
CH3
Alarm out