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Megapixel Speed Dome Camera Instruction Manual
Sensor Input
Before connecting sensors, check the sensor driver voltage and output signal type. Since sensor output signal
types are divided into Open Collector and Voltage Output types in general, the cabling must be installed
properly depending on the signal type.
Signal
Description
IN COM (GND)
Connect SENSOR COMs to this port(GND) as shown in the circuit above.
IN1, IN2, IN3
Connect output of sensors for each port as shown in the circuit above.
If you want to use Alarm Input, the type of sensor must be selected. The sensor types are Normal Open and
Normal Close. If the sensor type is not selected properly, alarm activation will occur opposite of what is
desired
Normal Open
Output Voltage is high state when sensor is activated
Normal Close
Output Voltage is high state when sensor is not activated
2
INSTALLATION