Omron R88L-EC Series User Manual page 610

Appendices
Event name External Encoder Error Warning
Description The external encoder detected a warning.
EtherCAT Master Function Module Source
Source
Error
Level
attributes
Effects User program
EtherNet/IP NET RUN
Indicators
System
-defined
variables
Assumed cause
There is insufficient external
encoder power supply voltage.
Noise is entering on the external
Cause and
encoder connector cable.
correction
The external encoder failed.
Attached None
information
Precautions/ "A8" is displayed on the front panel of the Servo Drive.
Remarks
A - 160
details
Observation
Recovery
Continues. Operation
–
Variable
None
Provide the required external
encoder power supply voltage 5
VDC ±5% (4.75 to 5.25 V).
If the motor cable and the external
encoder cable are bundled
together, separate them. Connect
the shield to FG.
If none of the above causes
applies, replace the external
encoder.
G5-series Linear Motors/Servo Drives With Built-in EtherCAT Communications
Event code
Slave
–
Not affected.
EtherNet/IP NET ERR
–
Data type
–
Correction
0806 0000 hex
Detection Continuously
timing
System
Log category
EtherNet/IP LINK/ACT
–
Name
–
Prevention
Provide the required external
encoder power supply voltage 5
VDC ±5% (4.75 to 5.25 V).
If the motor cable and the external
encoder cable are bundled
together, separate them. Connect
the shield to FG.
None