Getting to Know the Cisco VC 220 Network Camera
Parts of the Camera
VC 220 Dome WDR Day/Night PoE Network Camera Administration Guide
17
2
Ports 3 and 4 are for input devices such as PIR sensors or window or door
sensors. The digital input is triggered when the sensor opens or closes the circuit
between pin 3 and pin 4 (dependent on whether your input sensor is normally an
open or closed device).
The state of your input device determines how to configure the ports on the
Camera Control > I/O
ports page found on
page 62
. If the input device is normally
closed, set the configuration of
Triggered When
to
Low
. Set the output port to
Open
. For input devices that are normally open, set the configuration to
High
and
Open
.
See also
Configuring the GPIO Ports, page 96
for a sample configuration.
