Rugged Cams Workhorse DVR 16 Channel - Manual (Page 87)

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On the selection box, set the input port number on the external sensor box using the arrow
(ST) and [Select] buttons.
„ Sensor type setting
On the {Recording Setup}Æ{Data 1~4}Æ{Event}Æ{Sensor} menu, go to the desired
channel using the arrow (STWX) buttons and press the [Select] button.
To set all channels at the same time, go to {Sensor} and select [Main Setup].
On the selection box, set the sensor type using the arrow (WX) and [Select] buttons.
NC (normal close): Opens in case of incoming signal when closed normally
NO (Normal Open): Closes in case of incoming signal when opened normally
C) Sound
Defines the settings for detecting audio input from an external device compatible with the system
The user can set the audio input for two external devices compatible with the system. Once audio
input is detected, the video of the corresponding channel is recorded. Each channel can detect audio
from up to two devices.