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9. Troubleshooting
Fault
Cause
Light does not switch on and/or off
when presence and darkness
Lux value is set too low; detector set on semi-automatic;
light was switched off manually via push-buttonor or with
SendoClic; person not within detection range; obstruction(s)
interrupting detection; switch-off delay time set too short
Light stays on with presence even
though it is bright enough
Lux value is set too high; light was switched off manually via
push-button or with SendoClic (wait 30 min.); detector is in
testing mode
Light does not switch off and/or
light switches spontaneously on
when no one is present
Wait for the switch-off delay time (self-learning);
thermal interruption source in the detection range: Fan
heater, incandescent lamps / halogen spotlight, moving
objects (e.g. curtains hanging in an open window);
Start up does not run smoothly.
Malfunction blinking
(4x per second)
Malfunction during start-up phase or during operation; device
is not fully functional!
