18. TROUBLESHOOTING
18.2 Error Message and System Alarm
18 - 13
17
MAINTENANCE AND
INSPECTION
18
TROUBLESHOOTING
APPENDICES
18.2.2 List of error message/system alarm
The system alarm detected with GOT is shown below.
Error
code
Error message Action
Channel No.
storage
303
Set monitor points too large.
Decrease setting points.
Decrease the number of objects from the displayed screen.
For the number of maximum objects for 1 screen, refer to the following.
GT Designer3 Version1 Screen Design Manual (Fundamentals)
304
Set trigger points too large.
Decrease setting points.
The number of objects using Sampling/Cycle during ON/Cycle during
OFF exceeds 100.
Decrease the number of objects.
306
No project data.
Download screen data.
The project data is not downloaded or the screen data is not sufficient.
Download the project data or screen data.
307 Monitor device not set
The monitor device of the object is not set.
Set the monitor device of the object.
308
No comment data.
Download comment.
The comment file does not exist.
Create the comment file and download to GOT.
309
Device reading error.
Correct device.
The error occurred when reading a continuous device.
Correct the device.
310
Project data does not exist or out
of range.
• Specified base screen / window screen does not exist in the project
data.
• Specified base screen / window screen is out of the permissible area.
Specify the existing base screen / window screen.
311
No. of alarm has exceeded
upper limit.
Delete restored alarm.
The number of alarm histories that can be observed by the alarm history
display function has exceeded the maximum points.
Delete the restored history to decrease the number of alarm histories.
312
No. of sampling has exceeded
upper limit.
Delete collected data.
The collection frequency exceeded the upper limit when "Store Memory"
and "Accumulate/Average" were set in the scatter graph.
• Approve "Clear trigger" setup in the scatter graph.
• Set the "Operation at frequency over time" to "Initialize and Continue"
in scatter graph.
315
Device writing error.
Correct device.
Error occurred while writing in the device.
Correct the device.
316
Cannot display or input operation
value.
Review expression.
In indirect specification of comment/parts number, the data operation
result exceeded the range in which device type can be expressed.
Review the data operational expression, in order not exceeding the range
in which the device type can be expressed.
317
Too high frequency of data
collection.
Review conditions.
Data of an object, to which [Collect data only when trigger conditions are
satisfied] is set, are collected too frequently, or the number of objects has
exceeded the number of objects collectable simultaneously.
Set a longer cycle for trigger occurrence to each object.
Make the settings so that 257 or more display triggers of objects, to which
[Collect data only when trigger conditions are satisfied] is set, do not
occur simultaneously.
320
Specified object does not exist or
out of range.
The part file does not exist.
Create the part file and download to GOT.
322
Dedicated device is out of range.
Confirm device range.
The monitored device No. is out of the permissible area of the targeted
PLC CPU.
Set the device within the range that can be monitored by the monitored
PLC CPU and parameter settings.