8 Troubleshooting and Maintenance
8 - 10
E3NW-ECT EtherCAT Digital Sensor Communication Unit Operation Manual (E429)
Error Descriptions
Event name Sensor Communications Error Event code 04C40000 hex
Meaning An error occurred in a Sensor connection.
Source EtherCAT Master Function Module Source details Slave Detection
timing
Continuously
Error attributes Level Minor fault Recovery Error reset (after
cycling the
power)
Log category System
Effects User program Continues. Operation Input is not possible from the Sensor. The input data will
be 0.
Indicators EtherCAT NET RUN EtherCAT NET ERR EtherCAT LINK/ACT
--- --- ---
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
The Sensor is disconnected. Connect the Sensor again and cycle
the power supply.
Connect the Sensor securely.
Attached
information
None
Precautions/
Remarks
None
Event name Sensor Communications Has Not Been Established Event code 04C50000 hex
Meaning Communications has not been established with the Sensor.
Source EtherCAT Master Function Module Source details Slave Detection
timing
When establish-
ing communica-
tions after turning
ON power to the
slave.
Error attributes Level Minor fault Recovery Error reset (after
automatic slave
recovery)
Log category System
Effects User program Continues. Operation The input data will be 0. Safe-operational state and Oper-
ational state cannot be entered.
Indicators EtherCAT NET RUN EtherCAT NET ERR EtherCAT LINK/ACT
--- --- ---
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
A sensor is not connected. Connect at least one Sensor. Connect at least one Sensor.
Attached
information
None
Precautions/
Remarks
None