Omron NXR Series User Manual page 10

CONTENTS
6-1-1
6-1-2
6-2 Service Data ...........................................................................................................................6-9
6-2-1
Section 7 Functions of IO-Link I/O Hubs
7-1 Functions of Digital I/O Hubs................................................................................................7-2
7-1-1
7-1-2
7-1-3
7-1-4
7-1-5
7-1-6
7-1-7
7-1-8
7-1-9
Section 8 Troubleshooting
8-1 Error Notification Methods....................................................................................................8-2
8-2 Checking for Errors ...............................................................................................................8-4
8-3 Checking for Errors and Troubleshooting with the Indicators..........................................8-6
8-3-1
8-3-2
8-4 Checking for Errors and Troubleshooting with the Device Events...................................8-9
8-4-1
8-4-2
8-4-3
8-5 Resetting Errors...................................................................................................................8-12
Section 9 Inspection and Maintenance
9-1 Cleaning and Inspection .......................................................................................................9-2
9-1-1
9-1-2
9-2 Maintenance Procedure ........................................................................................................9-4
9-2-1
9-2-2
Appendices
A-1 Version Information .............................................................................................................. A-2
A-2 Considerations for Connecting a Two-wire DC Sensor .................................................... A-3
A-3 Wiring Precautions for External Output Signal Lines ....................................................... A-5
A-4 Configuration Tab Page........................................................................................................ A-6
Index
8
Digital Input Hub..........................................................................................................................6-2
Digital I/O Variable Hub ...............................................................................................................6-4
Digital I/O Hub .............................................................................................................................6-9
I/O Function.................................................................................................................................7-2
I/O Cable Disconnection Detection .............................................................................................7-3
I/O Cable Short-circuit Detection.................................................................................................7-6
All Hold Bits Reset ......................................................................................................................7-8
Voltage Drop Detection for Unit/Input Power Supply ..................................................................7-9
Voltage Drop Detection for Output Power Supply ..................................................................... 7-11
Digital Input Filter ......................................................................................................................7-12
Communications Error Output Setting ......................................................................................7-14
Monitoring Total Power-ON Time ..............................................................................................7-15
Status Indicators .........................................................................................................................8-6
I/O Indicators ...............................................................................................................................8-7
Device Events .............................................................................................................................8-9
Reading and Clearing Device Events .........................................................................................8-9
List of Device Events and Troubleshooting ............................................................................... 8-11
Cleaning ......................................................................................................................................9-2
Inspection Procedure ..................................................................................................................9-2
Handling an IO-Link I/O Hub to Replace .....................................................................................9-4
Replacing an IO-Link I/O Hub .....................................................................................................9-4
NXR-series IO-Link I/O Hub User's Manual (W620)