5
UK
6.3 Setting unsuccessful
> The LED flashes quickly, 8 Hz.
> The sensor returns to the normal operating mode with unchanged values.
Possible causes
• Insufficient difference in measurements
• Max. programming time of 15 min. exceeded
6.4 Electronic lock
The unit can be locked electronically to prevent unauthorised setting. On delivery
the unit is not locked.
►
Press [OUT on] and [OUT off] simultaneously for 10 s.
> Acknowledgement is indicated by a change of the LED
status.
►
To unlock repeat this step.
7 Operation
►
Check whether the unit operates correctly.
> Display by LEDs.
8 Maintenance, repair, disposal
►
Keep the lens of the sensor free from soiling.
►
For cleaning do not use any solvents or cleaning agents which could damage
the plastic parts.
►
After use dispose of the unit in an environmentally friendly way in accordance
with the applicable national regulations.
Faulty sensors must only be repaired by the manufacturer.
Technical data and further information at www.ifm.com
