Appendices
A - 160
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
Event name Synchronization Error Event code 84B40000 hex
Description A signal for synchronous communications could not be detected.
Source
EtherCAT Master Function Mod-
ule
Source details
Slave
Detection
timing
Continuously
Error
attributes
Level
Minor fault
Recovery
Error reset
(after resetting
slave errors)
*1
*1. “Error reset (after cycling slave power)” is specified for the unit version 1.0.
Log category
System log
Effects User program Continues. Operation Power drive circuit is OFF
Indicators
EtherCAT NET RUN EtherCAT NET ERR EtherCAT LINK/ACT
--- --- ---
System
-defined
variables
Variable Data type Name
None None None
Cause and
correction
Assumed cause Correction Prevention
Noise Take noise countermeasures if
excessive noise affects the Ether-
CAT communications cable.
Take noise countermeasures if
excessive noise affects the Ether-
CAT communications cable.
Error of the EtherCAT slave com-
munications controller
If this event occurs again after you
cycled the power supply, replace
the Servo Drive.
None
Attached
information
None
Precautions/
Remarks
AL status code: 002C hex, Error No.: 8304 hex
Event name Sync Manager WDT Error Event code 84B50000 hex
Description PDO communications were interrupted for the allowable period or longer.
Source
EtherCAT Master Function Mod-
ule
Source details
Slave
Detection
timing
Continuously
Error
attributes
Level
Minor fault
Recovery
Error reset
(after resetting
slave errors)
Log category
System log
Effects User program Continues. Operation Power drive circuit is OFF
Indicators
EtherCAT NET RUN EtherCAT NET ERR EtherCAT LINK/ACT
--- --- ---
System
-defined
variables
Variable Data type Name
None None None
Cause and
correction
Assumed cause Correction Prevention
An EtherCAT communications
cable is disconnected, loose, or
broken
Connect the EtherCAT communi-
cations cable securely.
Connect the EtherCAT communi-
cations cable securely.
Host controller error Check the operation of the host
controller. Take appropriate
countermeasures if there is a prob-
lem.
None
Attached
information
None
Precautions/
Remarks
AL status code: 001B hex, Error No.: 8305 hex