Mitsubishi Electric MELSEC iQ-R02CPU - List of Error Messages of the User Web Page

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1 FUNCTIONS
1.12 Web Server Function
■List of error messages of the user Web page
The following table lists error messages, causes, and action of the user Web page.
For details on the other errors, refer to the following.
 MELSEC iQ-R/MELSEC iQ-F Web Server Function Guide Book
 MELSEC iQ-R CPU Module User's Manual (Application)
Description Cause Action
A required parameter "XXX" has not been set. A required parameter has not been set. Check the contents of the HTML file.
The setting of the parameter "XXX" is incorrect. Parameters are out of the setting range.
Set values of parameters that should be numeric
values are specified with other than numeric
values.
The data format of the device "XXX" is incorrect. Positional notation of the device, data format,
device name
The receive data contains errors. The receive data contains errors. Check that the CPU module and the client terminal
are properly connected and update the Web page.
You were logged off. Log on and try again. The user has been logged off. (Communications
are disconnected.)
Check that the CPU module and the terminal are
properly connected and log on again.
Specified devices are invalid. The following are the
possible causes.
• A device such as pointer and constant
• Unsupported device
Device names are incorrect. Check parameters of each object to see if any device
name is specified incorrectly.
Specified device No. is invalid. The following are
the possible causes.
• A device over the settable device range of CPU
parameter
Device numbers and buffer memory addresses
are out of range or not numeric values. The
device range is incorrect.
Check parameters of each object to see if any device
number and buffer memory address are specified
incorrectly.
Specified modules do not exist. Check the
modules.
The module numbers are incorrect.
An error has occurred in communications with
intelligent function modules.
Check parameters of each object to see if any module
number is specified incorrectly.
Check that there are no power-offs or errors in
extension units.