Omron NX701-17 Series Troubleshooting Manual page 263

Event code Event name
80210000 hex NX Unit Out-
put Synchroni-
zation Error
80240000 hex NX Unit Clock
Not Synchro-
nized Error
65140000 hex Over Range
65150000 hex Under Range
NJ/NX-series Troubleshooting Manual (W503)
Meaning Assumed cause
An output synchro- For the NX bus of CPU
nization error Units
occurred in the NX
• I/O refreshing on the NX
Unit.
bus is not performed
normally due to an error
in the CPU Unit.
For Communications Cou-
pler Units
• The communications
cable connected to the
Communications Cou-
pler Unit is broken or the
connection is faulty.
• The communications
cable is affected by
noise.
A time information For the NX bus of CPU
error occurred in an Units
NX Unit.
• There is a hardware
error in an NX Unit.
• There is a hardware
error in a CPU Unit.
For Communications Cou-
pler Units
• There is a hardware
error in an NX Unit.
• There is a hardware
error in an EtherCAT
Coupler Unit.
The input signal • Wiring with the load cell
from the load cell is not connected.
exceeded the upper
• Wiring with the load cell
limit of the input
is broken.
conversion range.
• EXC+ terminal and
EXC- terminal are
short-circuited.
• Load cell failure.
• A load cell with which
the rated output
exceeds the input range
of the Load Cell Input
Unit is used.
• A load that exceeds the
rated capacity is applied
to the load cell.
• Noise
The input signal • Wiring with the load cell
from the load cell is not connected.
went below the
• Wiring with the load cell
lower limit of the
is broken.
input conversion
• EXC+ terminal and
range.
EXC- terminal are
short-circuited.
• Load cell failure.
• A load cell with which
the rated output
exceeds the input range
of the Load Cell Input
Unit is used.
• A load that exceeds the
rated capacity is applied
to the load cell.
• Noise
3 Error Tables
Level
Maj Prt Min Obs Info
S
S
U S
U S
Reference
W565
3
W565
W565
W565
3-185