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As an example, if the Normal state for a pushbutton connected to an input is Open circuit, this
means that as long as the button is not pushed (and the Current state remains as Open circuit), the
state will be inactive.
-- NC:
Normally Close
When the button is pushed, the circuit is grounded, the input's state changes to Grounded circuit
and the input will no longer be in its normal state - it will have become active.
An input on the camera has an Open circuit when disconnected or when there is a voltage.
Dwell time:
The default setting is 60 seconds.
NOTE
Dwell time means how long time the alarm input signal hold on as an input signaling source.
Alarm In Port 2 Setting:
port 2.
Type:
The default setting is NO.
-- NO:
Normally Open
As an example, if the Normal state for a pushbutton connected to an input is Open circuit, this
means that as long as the button is not pushed (and the Current state remains as Open circuit), the
state will be inactive.
-- NC:
Normally Close
When the button is pushed, the circuit is grounded, the input's state changes to Grounded circuit
and the input will no longer be in its normal state - it will have become active.
An input on the camera has an Open circuit when disconnected or when there is a voltage.
Dwell time:
The default setting is 60 seconds.
NOTE
If the normal state equals the current state, then the port is inactive.
Click the Enable alarm in port2 checkbox to enable the Alarm In
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