Omron NX-AD series User Manual page 209

Event name Unit Under Range for Channel 7
Meaning The analog input data for input channel 7 went below the lower limit of the input range. Or, the analog output
data for output channel 7 went below the lower limit of the output range.
Source Depends on where the Support
Software is connected and the
system configuration.
Error Level
attributes
Recovery
Effects User program
Sys- Variable
tem-defined
None
variables
Cause and Assumed cause
correction
The analog input data went below
the lower limit of the input range.
Or, the analog output data went
below the lower limit of the output
range.
Attached None
information
Precautions/ You can change the event level to the minor fault level. If you change the level to the minor fault level, the
Remarks Recovery column above will be changed to "Reset error in the NX Unit."
Event name Unit Under Range for Channel 8
Meaning The analog input data for input channel 8 went below the lower limit of the input range. Or, the analog output
data for output channel 8 went below the lower limit of the output range.
Source Depends on where the Support
Software is connected and the
system configuration.
Error Level
attributes
Recovery
Effects User program
Sys- Variable
tem-defined
None
variables
Cause and Assumed cause
correction
The analog input data went below
the lower limit of the input range.
Or, the analog output data went
below the lower limit of the output
range.
Attached None
information
Precautions/ You can change the event level to the minor fault level. If you change the level to the minor fault level, the
Remarks Recovery column above will be changed to "Reset error in the NX Unit."
NX-series Analog I/O Units User's Manual for Analog Input Units and Analog Output Units (W522)
Source details
Observation
Reset error in the NX Unit.
Continues. Operation
Data type
---
Correction
Find the reason for going below
the lower limit of the input or out-
put range and make suitable cor-
rections.
Source details
Observation
Reset error in the NX Unit.
Continues. Operation
Data type
---
Correction
Find the reason for going below
the lower limit of the input or out-
put range and make suitable cor-
rections.
8 Troubleshooting
Event code 64FE0000 hex
NX Unit Detection
timing
Log category System
If the input data goes below the input range, the con-
verted value will be the lower limit of the input range.
If the output data goes below the output range, the
analog output will be the lower limit of the output
range.
Name
---
Prevention
Find the reasons for going below
the lower limit of the input or out-
put range and take suitable pre-
ventive measures.
Event code 64FF 0000 hex
NX Unit Detection
timing
Log category System
If the input data goes below the input range, the con-
verted value will be the lower limit of the input range.
If the output data goes below the output range, the
analog output will be the lower limit of the output
range.
Name
---
Prevention
Find the reasons for going below
the lower limit of the input or out-
put range and take suitable pre-
ventive measures.
Continuously
Continuously
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