Omron NJ Series Troubleshooting Manual

3 Error Tables
3-52
NJ-series Troubleshooting Manual (W503)
84400000 hex EtherCAT
Slave Com-
munications
Error
A communications
error occurred for
the EtherCAT slave
or NX Unit that is
allocated to an axis.
• A communications error
occurred for the EtherCAT slave
or NX Unit that is allocated to
an axis.
S NJ-series
CPU Unit
Motion Con-
trol User’s
Manual (Cat.
No. W507)
571D0000 hex
(Ver. 1.02)
Too Many
Reset Motion
Control Error
Instructions
There are more
than 100 instances
of the ResetMCEr-
ror (Reset Motion
Control Error)
instruction.
• There are more than 100
instances of the ResetMCError
(Reset Motion Control Error)
instruction declared in the user
program. Instances inside func-
tion blocks are included.
S Same as
above.
644C0000 hex Following
Error Warn-
ing
The following error
exceeded the Fol-
lowing Error Warn-
ing Value.
• Performance of positioning
operation is poor and the actual
motion is slower than the com-
mand.
S Same as
above.
644D0000 hex Velocity
Warning
The command
velocity exceeded
the velocity warn-
ing value.
• The command velocity
exceeded the velocity warning
value.
US Same as
above.
644E0000 hex Acceleration
Warning
The command
acceleration
exceeded the
acceleration warn-
ing value.
• The command acceleration rate
exceeded the acceleration
warning value.
US Same as
above.
644F0000 hex Deceleration
Warning
The command
deceleration
exceeded the
deceleration warn-
ing value.
• The command deceleration rate
exceeded the deceleration
warning value.
US Same as
above.
64500000 hex Positive
Torque Warn-
ing
The torque com-
mand value
exceeded the posi-
tive torque warning
value.
• The torque command value
exceeded the positive torque
warning value.
US Same as
above.
64510000 hex Negative
Torque Warn-
ing
The torque com-
mand value
exceeded the nega-
tive torque warning
value.
• T
he torque command v
alue
exceeded the negative torque
warning value.
US Same as
above.
64520000 hex Command
Position
Overflow
The number of
pulses for the com-
mand position over-
flowed.
• In Linear Mode, the command
position when converted to
pulses exceeded the upper limit
of signed 40-bit data.
US Same as
above.
64530000 hex Command
Position
Underflow
The number of
pulses for the com-
mand position
exceeded the valid
range. (It under-
flowed.)
• In Linear Mode, the command
position when converted to
pulses exceeded the lower limit
of signed 40-bit data.
US Same as
above.
64540000 hex Actual Posi-
tion Overflow
The number of
pulses for the actual
position overflowed.
• The actual position when con-
verted to pulses exceeded the
upper limit of signed 40-bit
data.
US Same as
above.
64550000 hex Actual Posi-
tion Under-
flow
The number of
pulses for the actual
position under-
flowed.
• The actual position when con-
verted to pulses exceeded the
lower limit of signed 40-bit data.
US Same as
above.
74320000 hex Slave Obser-
vation
Detected
A warning was
detected for an
EtherCAT slave or
NX Unit.
• A warning was detected for the
EtherCAT slave or NX Unit that
is allocated to an axis.
US Same as
above.
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info

Omron NJ Series Specifications

General

Program Capacity	Up to 128 MB
SD Card Slot	Yes
Power Supply Voltage	24 VDC
Motion Control	Yes
USB Ports	1
Operating Temperature	0°C to 55°C
Communication Interfaces	Ethernet/IP, EtherCAT, USB
Safety Function	Optional
Storage Temperature	-20°C to 75°C
Communication Ports	USB
Dimensions	Varies by model
Weight	Varies by model