8 Troubleshooting and Maintenance
8 - 8
E3NW-ECT EtherCAT Digital Sensor Communication Unit Operation Manual (E429)
A table that describes the error event codes that are displayed on the Sysmac Studio is given below.
The errors (i.e., events) that can occur in the E3NW-ECT EtherCAT Slave Unit are given on
the following pages. Event levels are given as following in the tables:
Maj: Major fault level
Prt: Partial fault level
Min: Minor fault level
Obs: Observation
Info: Information
Refer to the
NJ-series Troubleshooting Manual
(Cat. No. W503) for all of the event codes that may
occur in an NJ-series Controller.
8-1-4
Sysmac Error Status Codes
Error List
Event code
Event name
Meaning
Assumed cause
Level
Reference
Maj Prt Min Obs Info
04C40000 hex
Sensor Com-
munications
Error
An error occurred in
a Sensor connec-
tion.
•
The Sensor is disconnected.
√
04C50000 hex
Sensor Com-
munications
Has Not
Been Estab-
lished
Communications
has not been estab-
lished with the Sen-
sor.
•
A sensor is not connected.
√
14A00000 hex
Non-volatile
Memory
Checksum
Error
An error occurred in
the control parame-
ters.
•
Noise
√
247A0000 hex
Number of
Distributed
Sensor Unit
Verify Error
The number of Dis-
tributed Sensor Unit
that is checked at
power up is
decreased.
•
The Distributed Sensor Unit is
disconnected
√
247B0000 hex
Number of
Sensors
Over Limit
Too many Sensors
are connected.
•
More than the maximum num-
ber of Sensors are connected.
√
247C0000 hex
Number of
Sensors Ver-
ify Error
The number of Sen-
sors that is con-
nected does not
agree with the set-
tings.
•
The set value does not match
the number of Sensors that are
actually connected
√
247D0000 hex
Number of
Sensors
Over at Dis-
tributed Sen-
sor Unit
Too many Sensors
are connected at
Distributed Sensor
Unit.
•
More than the maximum num-
ber of Sensors are connected
at Distributed Sensor Unit.
√
34F80000 hex
Dummy Sen-
sors Setting
Error
Too many Dummy
Units are set.
•
There are too many Dummy
Units set, so some Sensors are
not assigned logical unit num-
bers.
√
04A10000 hex
Non-volatile
Memory
Hardware
Error
An error occurred in
non-volatile mem-
ory.
•
Non-volatile memory failure
√
Summary of Contents for E3NC
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