Omron R88M-1M Series User Manual page 953

Event name Encoder Communications Warning
Description Encoder communications errors occurred in series more frequently than the specified value.
EtherCAT Master Function Mod-
Source
ule
Error
Level
attributes
Effects User program Continues.
EtherCAT NET RUN
Indicators
---
System Variable
-defined
None
variables
Assumed cause
Noise into the encoder cable
Cause and
Contact failure of the encoder
correction
cable
Power supply undervoltage to the
encoder
Attached Attached information 1: System information
information
Precautions/ AL status code: -, Error No.: A400 hex
Remarks
*1. You can change the level to minor fault by using Warning Level Change 1 Selection (4020-05 hex).
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User's Manual (I586)
Source details
*1
Observation
Recovery
Operation
EtherCAT NET ERR
---
Data type
None
Correction
• Separate the motor cable and
the encoder cable if they are
bundled together.
• Connect the shield to FG.
• Check that the motor ground
wire is connected to FG.
Check whether the connector is
disconnected. Connect the con-
nector securely if it is disconnected
or loose. Check that the encoder
cable is not broken. Replace the
encoder cable if it is broken.
Use the recommended encoder
cable.
Event code 083A0000 hex
Slave Detection
timing
---
Log category
Not affected.
EtherCAT LINK/ACT
---
Name
None
Prevention
• Separate the motor cable and
the encoder cable if they are
bundled together.
• Connect the shield to FG.
• Confirm that the motor ground
wire is connected to FG.
Confirm that the connector is con-
nected. Use the recommended
cable and periodically check that
the encoder cable is not broken.
Use the recommended encoder
cable.
Appendices
Continuously
System log
A
A - 167