List Of Error Messages Of The User Web Page - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

■List of error messages of the user Web page

The following table lists error messages, causes, and action of the user Web page.
Description
A required parameter "XXX" has not been set.
The setting of the parameter "XXX" is incorrect.
The data format of the device "XXX" is incorrect.
The receive data contains errors.
You were logged off. Log on and try again.
Specified devices are invalid. The following are the
possible causes.
• A device such as pointer and constant
• Unsupported device
Specified device No. is invalid. The following are
the possible causes.
• A device over the settable device range of CPU
parameter
Specified modules do not exist. Check the
modules.
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)
1 FUNCTIONS
172
1.12 Web Server Function
Cause
A required parameter has not been set.
Parameters are out of the setting range.
Set values of parameters that should be numeric
values are specified with other than numeric
values.
Positional notation of the device, data format,
device name
The receive data contains errors.
The user has been logged off. (Communications
are disconnected.)
Device names are incorrect.
Device numbers and buffer memory addresses
are out of range or not numeric values. The
device range is incorrect.
The module numbers are incorrect.
An error has occurred in communications with
intelligent function modules.
Action
Check the contents of the HTML file.
Check that the CPU module and the client terminal
are properly connected and update the Web page.
Check that the CPU module and the terminal are
properly connected and log on again.
Check parameters of each object to see if any device
name is specified incorrectly.
Check parameters of each object to see if any device
number and buffer memory address are specified
incorrectly.
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.