BL2 93317
Operating Manual 19
8 Diagnostics and troubleshooting
The connected luminaire does not switch
￭ The luminaire is defective:
➜ Replace luminaire/lamp
￭ No mains voltage available:
➜ Check the fuse in the subdistribution
￭ The turn-on threshold is not set correctly:
➜ Correct threshold
￭ The lens of the sensor part is dirty:
➜ Clean the lens
The connected luminaire switches on too late or the range is too small
￭ The detector is mounted too high:
➜ Correct mounting height if necessary.
￭ The turn-on threshold is not set correctly:
➜ Correct threshold
➜ Correct detection sensitivity
The luminaire remains permanently switched on
￭ Permanent movements of heat sources in the detection area
➜ Remove heat source.
➜ Check the correct operation of the detector by covering the lens.
After the set follow-up time has elapsed, the detector must switch off the light.
￭ The detector is connected in parallel to a switch which enables the light to be switched on man-
ually:
➜ Correct circuit if necessary
Unwanted switching on of the illumination
￭ Movements of heat sources in the detection area:
➜ Do not install the detector near radiators and fans.
➜ Animals can also be detected by the detector as moving heat sources.
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