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3

OPERATION

• 

When all wires are connected tighten the screws on the restraint.

• 

Refit the transparent connector cover and replace the screw.

Note:

 Before installing the sensor into the ceiling, test it’s operation and make any 

adjustment to the settings (see below).

• 

Restore the power supply.

•  Allow at least 30 sec for the sensor to initialise before making adjustments.

• 

There are two adjustments on the side of the PIR sensor, one adjusts the duration 

the load device remains powered (TIME), the second one is to set the level of 

ambient light (LUX) before the sensor switches the load. 

• 

Some trial and error may be required to set these correctly. Turn clockwise to 

increase the setting.

• 

To set the time duration in a well lit environment, set the LUX control to maximum 

then adjust the LUX downwards to the setting required for normal operation.

• 

Once the setting is correct fold the spring locating clips upwards and insert the 

sensor through the ceiling and allow the clips to release and clamp the sensor into 

position.

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