Event name
NX Unit I/O Communications Error
Event code
80200000 hex
Meaning
An I/O communications error occurred in an NX Unit.
Source
Depends on where the Support
Software is connected and the
system configuration.
Source details
NX Unit
Detection tim-
ing
Continuously
Error attrib-
utes
Level
Minor fault
Log category
System
Recovery
[NX Bus of the CPU Unit]
When Fail-soft Operation Is Set to
Stop
Errors are reset in the NX Bus Function Module.
When Fail-soft Operation Is Set to
Fail-soft
Reset the error in the NX Unit.
[Communications Coupler Unit]
When Fail-soft Operation Is Set to
Stop
If errors are detected in the controller, errors are reset in the control-
ler.
If errors are not detected in the controller, errors are reset in the
Communications Coupler Unit and the NX Unit.
When Fail-soft Operation Is Set to
Fail-soft
Errors are reset in the Communications Coupler Unit and the NX
Unit.
Effects
User program
Continues.
Operation
The NX Unit will continue to operate.
Input data: Updating input values stops.
Output data: The output values depend on the
Load Rejection Output Setting.
System-de-
fined varia-
bles
Variable
Data type
Name
None
None
None
Cause and
correction
Assumed cause
Correction
Prevention
[NX Bus of the CPU Unit]
An error occurred in the CPU
unit, which prevents the NX bus
communications from being car-
ried out normally.
Check the error in the CPU unit
and try the solutions specified in
Correction.
Try the solutions specified in Pre-
vention for the error in the CPU
unit.
The NX Unit is not mounted
properly.
Mount the NX Units and End
Cover securely and secure them
with End Plates.
Mount the NX Units and End
Cover securely and secure them
with End Plates.
The power cable for the Unit
power supply is disconnected.
Or, the wiring from the Unit pow-
er supply to the NX Units is in-
correct.
Correctly wire the Unit power
supply to the NX Units.
Correctly wire the Unit power
supply to the NX Units.
The power cable for the Unit
power supply is broken.
If the power cable connecting the
Unit power supply and the NX
Units is broken, replace the pow-
er cable.
None
The unit power voltage is out of
the supported range, or the unit
power capacity is not sufficient.
Configure the power supply sys-
tem correctly in accordance with
the power supply specifications.
Configure the power supply sys-
tem correctly in accordance with
the power supply specifications.
There is a hardware error in the
NX Unit.
If the error occurs again even af-
ter you make the above correc-
tion, replace the NX Unit.
None
12 Troubleshooting
12 - 73
NX-series Safety Control Unit User's Manual (Z930)
12-3 Checking for Errors with the Sysmac Studio
12
12-3-4 Error Descriptions
Содержание NX-SIH400
Страница 4: ...Introduction 2 NX series Safety Control Unit User s Manual Z930 ...
Страница 46: ...Revision History 44 NX series Safety Control Unit User s Manual Z930 ...
Страница 108: ...2 Specifications 2 42 NX series Safety Control Unit User s Manual Z930 ...
Страница 132: ...3 Installation and Wiring 3 24 NX series Safety Control Unit User s Manual Z930 ...
Страница 148: ...4 Safety Control Unit Operation 4 16 NX series Safety Control Unit User s Manual Z930 ...
Страница 216: ...5 System Configuration and Setup 5 44 NX series Safety Control Unit User s Manual Z930 ...
Страница 306: ...6 Programming 6 90 NX series Safety Control Unit User s Manual Z930 ...
Страница 378: ...7 Checking Operation and Actual Operation 7 72 NX series Safety Control Unit User s Manual Z930 ...
Страница 390: ...8 Calculating Safety Reaction Times 8 12 NX series Safety Control Unit User s Manual Z930 ...
Страница 412: ...11 Safety Data Logging 11 10 NX series Safety Control Unit User s Manual Z930 ...
Страница 504: ...12 Troubleshooting 12 92 NX series Safety Control Unit User s Manual Z930 ...
Страница 550: ...l Safety I O Terminal Settings l I O Map Settings Appendices A 38 NX series Safety Control Unit User s Manual Z930 ...
Страница 554: ...l I O Map Settings Appendices A 42 NX series Safety Control Unit User s Manual Z930 ...
Страница 558: ...l Safety I O Terminal Settings l I O Map Settings Appendices A 46 NX series Safety Control Unit User s Manual Z930 ...
Страница 564: ...l Safety I O Terminal Settings l I O Map Settings Appendices A 52 NX series Safety Control Unit User s Manual Z930 ...
Страница 623: ...I Index I 1 NX series Safety Control Unit User s Manual Z930 I ...
Страница 625: ......