Errors Unique To E3Nw-Ect - Omron E3NX-FA Operation Manual

8 Troubleshooting and Maintenance
[L/A IN]
[PWR]
[L/A OUT]
indicator
LED
−
On
8-1-2

Errors Unique to E3NW-ECT

Symptom
Some functions are not reflected
even after parameters have been
set.
The Sensor Amplifier is turned ON
but there is no input.
SS LED lights red
8 - 6
[RUN] [ERR]
indicator indicator
Synchronization error (in
SF SF
operation)
Cause
The functions enabled by recycling
the power were changed.
There is a communications error.
The SS indicator is lit red.
Number of sensors setting is
different from Number of
connecting sensors
E3NW-ECT EtherCAT Digital Sensor Communication Unit Operation Manual (E429)
Description
After checking the following items,
restart the Slave Unit according to
the specification of connected
EtherCAT Master Unit.
• Is the communications cable
wired correctly?
• Is the communications cable
exposed to excessive noise?
If this does not improve, the Slave
Unit hardware may be damaged.
Replace the applicable Slave Unit.
Turn ON Slave Unit power supply
again after changing the setting.
Check the connected number of
sensors.
See below.
Check the connected number of
sensors.
When use dummy sensor setting,
Set number of sensors setting as
include dummy sensors.
Amplifier connecting is wrong,
Check the connecting of
E3NW-ECT and amplifiers.
If there is vibration or other
movement, use end plates on
Amplifier Units. Make sure the hole
for optical communications is not
blocked.
The connected Sensor Amplifier
Units failed. Replace with the Units.
There is an error in the connections
to the Distributed Sensor Unit.
Check the installation procedure
for the Distributed Sensor Unit.
Actions
Measures