Brick Computer CB-102A - Manual (Page 68)

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PIR(*)
The PIR (Passive InfraRed) sensor measures infrared light radiating from objects in its field of
view. This can be used to detect a moving object, such as a person, in dimly lit areas.
Sensitivity
– Adjust the sensitivity of the PIR Sensor from the drop down menu. The sensitivity
can be set from 10 - 100%; with the default sensitivity set at 50%. Higher sensitivity levels will
increase the range of the PIR Sensor. When the sensitivity level is set to 100%, the PIR
sensor will be able to detect moving objects within six meters.
Audio Detection
Users can schedule an event to be triggered if there is a change in the sound level of a
monitored area. Audio detection can be used to measure change in the ambient voice. Select
the sensitivity from the drop-down menu.
Sensitivity - is used to adjust the sensitivity of the sound level from 10 - 100%. The default
sensitivity is 50%.
Click Apply to apply settings or Cancel to cancel changes.