Wenglor P1PA00 Series, Руководство по эксплуатации

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15 Photoelectronic Sensors
5.2. Electrical Connection
Connect the sensor to 18 to 30 V DC (see “3.3. Wiring Diagram” on page 10 ) .
DANGER!
Risk of personal injury or property damage due to electric current.
Live parts may cause personal injury or damage to equipment.
• The electric device may be connected by suitably qualified personnel only.
5.3. Diagnosis
LED Indicator Possible Cause Elimination
Warning – flashes continuously
at approx. 1.5 Hz
Warning signal
Adjust the distance between the sensor and the
object so that it is within the working range
Contamination
The optic cover is contaminated. Clean it care-
fully with a cloth
Undervoltage Increase the voltage supply to at least 10 V DC
Error – flashes continuously
at approx. 3 Hz
Short circuit
Check the electrical wiring and eliminate the
short circuit
Over-temperature
Disconnect the sensor from the supply voltage
and allow it to cool
Device error
Disconnect the sensor from the supply voltage
and restart it or replace the sensor