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Reading the Error History with the DeviceNet Configurator
Section 6-3
The following table shows the details of each indicated error.
6-3-2
Slice I/O Terminal Error History
The DeviceNet Configurator can read the error history details of the most
recent errors that occurred in the Slice I/O Terminal.
Error History Tab
Page
Error name
Contents
Error processing
Saved in error
history when
power goes OFF?
Connection
Time Out
DeviceNet communications
timeout
Generally, the error is caused by noise and commu-
nications are restored automatically. If the problem
occurs frequently, check the following items.
• Is the baud rate the same as the Master’s?
• Are lengths of cables (trunk and branch lines) cor-
rect?
• Are cables short-circuited, broken, or loose?
• Is terminating resistance connected to both ends
of the trunk line only?
• Is noise interference excessive?
Yes
Bus Off error
detected
DeviceNet communications
bus off
(Communications stopped
because of too many data
errors.)
Check the following items and restart the Slice I/O
Terminal.
• Is the baud rate the same as the Master’s?
• Are lengths of cables (trunk and branch lines) cor-
rect?
• Are cables short-circuited, broken, or loose?
• Is terminating resistance connected to both ends
of the trunk line only?
• Is noise interference excessive?
Yes
Node address
duplication
There is a node address
duplication error at another
Unit in the DeviceNet network.
Set the node addresses again to eliminate the dupli-
cation, and restart the Slice I/O Terminal.
Yes
Summary of Contents for SMARTSLICE - 04-2008
Page 1: ...DeviceNet Communications Unit Cat No W454 E1 03 SmartSlice GRT1 DRT OPERATION MANUAL ...
Page 2: ...SmartSlice GRT1 DRT DeviceNet Communications Unit Operation Manual Revised April 2008 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 13: ...xiv ...
Page 27: ...8 Basic Operating Procedure Section 1 5 ...
Page 57: ...38 Unit Functions Section 2 3 ...
Page 101: ...82 DeviceNet Explicit Messages Appendix A ...
Page 113: ...94 Standard Models Appendix C ...
Page 115: ...96 Power Consumption Tables Appendix D ...
Page 117: ...98 I O Current Consumption Appendix E ...
Page 119: ...100 Glossary ...