Troubleshooting Of Receiver - Panasonic SF4-AH Series Instruction Manual

5-2 Troubleshooting of Receiver

Symptom
All indicators are off.
Fault indicator (yellow)
lights up.
Fault indicator (yellow)
blinks.
All the beam-axis
alignment indicators light
up in red
OSSD indicator remains
lit in red (light is not
received).
If the device does not work normally after checking the items above, please consult
Panasonic Industrial Devices SUNX.
The blinking cycle of the fault indicator is shown as follows. Check the frequency of the
lighting after passing approx. 2 seconds of the lighting off.
© Panasonic Industrial Devices SUNX Co., Ltd. 2013 MJE-SF4A No.0038-55V
Cause
Power is not being supplied.
Power supply voltage is out of
the specified range.
Connector is not connected
securely.
Setting data of the sensor: error
[1 blink]
Beam channel No. error
[2 blinks]
Series connection error
[3 blinks]
Total unit No. / Total beam
channel No. error
[4 blinks]
Extraneous light error
[5 blinks]
Control output (OSSD 1, OSSD
2) error
[6 or more blinks]
Effect from noise / power supply
or failure of internal circuit
Light is received on
beam-axis which is set the fix
blanking function from
emitter.
The beam channels
emitter and the receiver are not
correctly aligned.
Emitter does not emit light.
Check that the power supply capacity is sufficient.
Connect the power supply correctly.
Set the power supply voltage correctly.
Connect the connector securely.
Check the noise status around the sensor.
When using SF-HC (optional), reset the function.
Even if the error is not cleared, contact Panasonic
Industrial Devices SUNX.
Connect the end cap correctly.
Connect the cable for series connection correctly.
Check the error contents of the sub sensor.
Set the number of series connection to 3 sets or
less.
Set the total number of beam channels for series
connection to 192 or less.
Extraneous light was detected.
Prevent any extraneous light from entering the
receiver.
Wire the control output (OSSD 1, OSSD 2) wires
correctly.
Check the noise status around the sensor.
Check the wiring status, power voltage, and power
source amount.
Even if the error is not cleared, contact Panasonic
Industrial Devices SUNX.
the
Turn on the power after checking the setting status.
the
of the
Align the beam channels.
Check the emitter for error.
Remedy
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