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55D-Link DCS-2132L User Manual
Section 4: Conguration
Advanced
This screen allows you to control the behavior of digital input and digital output devices. The I/O connector provides the physical interface for
digital output (DO) and digital input (DI) that is used for connecting a variety of external alarm devices such as IR-Sensors and alarm relays. The
digital input is used for connecting external alarm devices and once triggered images will be taken and e-mailed. After making any changes, click
the Save Settings button to save your changes.
Digital Input/Output
Select D/I or D/O Mode: The camera will send a signal when an event is triggered,
depending upon the type of device connected to the DI
circuit.
N.C. stands for Normally Closed. This means that the
normal state of the circuit is closed. Therefore events are
triggered when the device status changes to "Open."
N.O. stands for Normally Open. This means that the
normal state of the circuit is open. Therefore events are
triggered when the device status changes to "Closed."