Timeguard PDFMMINIL Installation & Operating Instructions Manual page 10

• At this position the unit should become operative at approximately
the same level of darkness each evening.
• Observe the operation of the unit. If the unit is starting to operate too early
(i.e. when it is quite light) adjust the control slightly anti-clockwise.
If the unit starts to operate too late (i.e. when it is very dark).
Adjust the control slightly clockwise.
• Continue to adjust until the unit operates as desired.
• Once the unit is set up as desired,
push the sensor body fully upwards
into its housing and rotate
clockwise to lock into place.
9
8. Lens Mask
• There is 1x lens mask included in the accessory pack.
• The purpose of the lens mask to mask out areas not desired for detection.
You can restrict left or right detection, or reduce the 8 metre diameter
to cover a smaller 'zone'.
• Use some pliers or a suitable tool to cut out the mask segment,
exposing the required 'zone' of detection.
• Attach the lens mask to the sensor head,
turning it slightly to lock into place.