© Panasonic Industrial Devices SUNX Co., Ltd. 2016
116
Troubleshooting
<An error is displayed in the 7-segment indicator (red)>
Indication
Description
Cause
Remedy
Set data error
Error due to data mismatch in in-
ternal memory
Connect this device to a PC and use the
software tool to make factory settings.
”.
Error in external
circuit power supply
(V2, G2)
Error in voltage of power supply
connected to external circuit pow-
er supply (V2, G2)
Confirm the wiring, supply voltage and sup
-
ply capacity of the external circuit power
supply.
The external power supply is not
turned ON within 30 sec. after the
internal power supply is turned
ON.
Enter the external power supply within
30 sec. after the internal power supply is
turned ON or turn ON the external power
supply first.
Safety input circuit
error
Failure due to short-circuit be-
tween safety input circuits
Confirm the wiring of safety inputs 1 to 8.
Check for damage in the safety contacts or
safety sensors in connection, and replace
them, if necessary.
Control output circuit
error
When control output 1 / 2 is ON, it
is short-circuited with 0 V or +V.
Correctly wire control output 1 / 2.
”.
When control output 1 / 2 is OFF,
it short-circuits with +V.
Control output terminals short-cir-
cuit with each other or with other
input / output lines.
Excessive current flows in control
output 1 / 2.
Current value should be within the specified
control output 1 / 2.
”.
Output circuit error
Output circuit is damaged.
Replace this device.
Switch setting error
The mode selector switch (RUN /
PROG) is located at the interme-
diate position.
DIP switch was changed during
operation.
Switch the mode selector switch to the cor-
rect position of RUN or PROG.
Confirm the settings of DIP switch.
Reset input circuit
error
When the overall reset is set (one
reset), signal enters both inputs 1
and 2.
Wire correctly.
Error in internal circuit
current (V1, G1)
Error in voltage of power supply
connected to internal circuit power
supply (V1, G1)
Inspect the power supply and replace it.
Internal error
Internal failure
Contact our office.
*1: Dots of 7-segment indicator (red) blink.