4
If the setting of the sensitivity is not possible (e.g. object signal and
background signal are about the same), the red LED flashes after step
3 for approx. 2s. The unit then passes into the operating mode with the
sensitivity being unchanged.
Setting of the maximum sensitivity
Go into the programming mode (step 1).
Align the unit so that no light is reflected.
Press the setting button twice (see steps 2 and 3).
Locking / Unlocking
Press for 10s
The red LED lights for a short time,
then the yellow and green LEDs flash
alternately;
after 10s the LEDs go out, the unit is
locked.
Press for 10s
After 10s the LEDs go out, locking is
cancelled.
Operation
Check the safe functioning of the diffuse reflection sensor. Display by LEDs.
LED green lights
Unit is ready for operation.
LED yellow lights
Output is switched.
LEDs red
Flash alternately, 2 Hz: output short-circuited.
Flash alternately, 1 Hz: internal malfunction,
(output is not switched).
Maintenance
Keep the lens of the sensor free from soiling.
For cleaning do not use any solvents or cleaning agents which could damage the
plastic lenses.
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