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4.3.2 Sensor Setup
Item Description
Alarm Duration(Seconds) Alarm duration time (1~60 seconds).
Sensor Popup Check the box to Enable/Disable popup screen function for all channels.
When Sensor is detected in LIVE mode, the detected channel image will
pop up in full screen display.
Sensor Polarity Click or press ▼ to select between HIGH/ LOW voltage for triggering
sensor detection or OFF to turn off polarity for each channel
Low Polarity：Sensor has not been triggered. When connected, sensor
will be turned on (N.O.→N.C.).
High Polarity：Sensor has been triggered. When connected, sensor
status will be turned off (N.C.→N.O.).
Off：Sensor is deactivated, and will not be turned on/off.
All off
Set all sensors polarity to off.
All Low
Set all sensors polarity to low level.
All High
Set all sensors polarity to high level.