13
High-Performance Distance Sensors
DANGER!
Risk of personal injury or property damage due to electric current!
Voltage conducting parts may cause personal injury or damage to equipment.
• The electric device may only be connected by appropriately qualified personnel.
5.3 Diagnostics
Causes for Triggering the Contamination Warning (A1/A2 Continuous blinking LED):
Display LED
Diagnosis/Cause
Elimination
Continuous blinking
at approx. 2.5 Hz
Contamination
Carefully clean the optic cover with a cloth.
Unreliable working range
• Increase the sensor’s switching distance.
• Reduce distance between sensor and object.
Continuous blinking
at approx. 5 Hz
Hardware error
Replace the sensor.