Planet ICA-3550V User Manual page 17

5) Output Test
After the external input and output hardware is installed, you can use the
"Relay Out" button on the live video page to test if DO / Relay Out works.
On/Off Switch mode:
Click "ON" and the camera will trigger the external output devise for
10 seconds. For example, your alarm buzzer will continuously ring for
10 seconds. After 10 seconds the buzzer stops ringing, or you can manually
break off the output signal by clicking "OFF".
Time Switch mode:
Click "Pulse" and the camera will trigger the external output devise for
several seconds; the duration length is according to the "interval" setting in Output
Setting.
Relay out function needs extra purchase relay box. Relay out box connected
to I/O terminal connector will provide relay out function with ICA-3550V.
5 Mega-pixel Outdoor IR PoE IP Camera
User's Manual of ICA-3550V
17