User's Manual

53en
Off
Blinks
Off
Blinks 2 x
Blinks
Blinks
Drive unoperative.
Cable broken.
Cable to receiver broken.
Receiver defective.
Cable to transmitter broken.
Transmitter defective.
Transmitter and receiver not
correctly aligned to each other.
Light path interrupted.
Transmitter or receiver defec-
tive.
Receiver defective or faulty con-
nection to the drive.
Check the line circuit breaker or
fuse for the circuit or check the
power plug.
Check the cable for a short cir-
cuit and breakage.
Check the cable to the receiver
for a short circuit and breakage.
Have the receiver checked by a
specialist.
Check the cable to the transmit-
ter for a short circuit and break-
age.
Have the transmitter checked by
a specialist.
Have the transmitter and
receiver checked by a specialist.
Check connection.
Switch on the the line circuit
breaker or fuse for the circuit or
plug in the power plug.
Repair or replace the cable.
Exchange or repair the cable to
the receiver.
Have the receiver replaced by a
specialist.
Exchange or repair the transmit-
ter.
Have the transmitter replaced by
a specialist.
Align the transmitter and
receiver to each other.
Remove the object from the
monitoring path.
Have the transmitter and
receiver replaced by a special-
ist.
Have the receiver possibly
replaced by a specialist.
Fault display
Sender Receiver
(green LED) (red LED)
Possible Reasons Test/Check Remedy
Troubleshooting
Off
Off
Blinks
Blinks
Blinks
Blinks 3 x
Photoelectric barrier fault indicators