3 Error Tables
3-92
NJ-series Troubleshooting Manual (W503)
247A 0000 hex Number of
Distributed
Sensor Unit
Verify Error
The number of Dis-
tributed Sensor Unit
that is checked at
power up is
decreased.
• The Distributed Sensor Unit is
disconnected
S EtherCAT Digi-
tal Sensor
Communica-
tions Unit
Operation
Manual (Cat.
No. E429)
247B 0000 hex Number of
Sensors Over
Limit
Too many Sensors
are connected.
• More than the maximum num-
ber of Sensors are connected.
S Same as
above.
247C 0000 hex Number of
Sensors Ver-
ify Error
The number of Sen-
sors that is con-
nected does not
agree with the set-
tings.
• The set value does not match
the number of Sensors that are
actually connected
S Same as
above.
247D 0000 hex Number of
Sensors Over
at Distrib-
uted Sensor
Unit
Too many Sensors
are connected at
Distributed Sensor
Unit.
• More than the maximum num-
ber of Sensors are connected
at Distributed Sensor Unit.
S Same as
above.
34F8 0000 hex Dummy Sen-
sors Setting
Error
Too many Dummy
Units are set.
• There are too many Dummy
Units set, so some Sensors are
not assigned logical unit num-
bers.
S Same as
above.
04A1 0000 hex Non-volatile
Memory
Hardware
Error
An error occurred in
non-volatile mem-
ory.
• Non-volatile memory failure S Same as
above.
ZW-CE1@T Confocal Fiber Type Displacement Sensor
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
04D00000 hex Hardware
error
Some abnormality
occurred on the dis-
placement sensor
hardware.
• Hardware damage S ZW-CE1@T
Confocal Fiber
Type Displace-
ment Sensor
User’s Manual
(Cat. No.
Z332)
14B00000 hex Linearity cor-
rection data
error
The linearity correc-
tion data of the dis-
placement sensor
is damaged.
• Calibration ROM damage S Same as
above.
14B10000 hex Linearity cor-
rection data
read error
Reading of the dis-
placement sensor
linearity correction
data was not exe-
cuted correctly.
• Calibration ROM not inserted
• Calibration ROM damage
S Same as
above.
14B20000 hex System set-
ting error
The system set-
tings saved to the
displacement sen-
sor are corrupt.
• The displacement sensor
power was turned OFF during
saving/loading of system set-
tings.
S Same as
above.
14B30000 hex Bank data
error
The bank data
saved to the dis-
placement sensor
is corrupt.
• The displacement sensor
power was turned OFF during
saving/loading of bank data.
S Same as
above.
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
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