113
F3SJ-A
User’s Manual
Chapter6 Troubleshooting
Appendix
E
Emitter
Receiver
Error code Error Description Cause Solution
10, 11 Mutual
interference error
Disturbance light is received. Block the disturbance light.
p.50
The receiver is receiving light
emitted from another photoelectric
switch or F3SJ.
See Chapter 3 "Mutual
Interference Prevention".
p.50
19, *2 Power supply
capacity error
Power supply voltage is outside
the rated range.
Connect to a 24VDC± 20% power
supply voltage.
Voltage fluctuation due to
insufficient power supply capacity.
Replace the power supply with
one that has a larger capacity.
Instantaneous break or
instantaneous stop due to power
sharing with other devices.
Do not share the power supply
with other devices, and connect to
a power supply that is dedicated
to devices for electrical-detection
protective functions, such as the
F3SJ, safety controller, muting
sensor, etc.
30, 31, , 32,
37, 39
Communication
error
The communication line or other
wiring is broken or short-circuited.
Check the wiring and cables.
Communication error due to
noise.
Check the noise level in the
environment around the
communication line.
A power cable or series
connection cable connector is
detached.
Check connectors of power cable
and series-connection cables.
Connection positions are reversed
for emitter(s) and receiver(s)
under series connection.
Correct connection positions of all
F3SJ's emitters and receivers.
Failure of F3SJ's internal circuit. Replace the F3SJ.
38 Lockout of other
sensor than the
primary receiver
(error mode
indicator will not
turn on)
A sensor other than the primary
receiver is in lockout when series-
connected.
Solve the problem of an emitter or
F3SJ in a series connection.
ON Blink OFF
A
B
C
A
B
C
A
B
C
A
B
C
A
B
C
A
B
Courtesy of CMA/Flodyne/Hydradyne ▪ Motion Control ▪ Hydraulic ▪ Pneumatic ▪ Electrical ▪ Mechanical ▪ (800) 426-5480 ▪ www.cmafh.com
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