User Authentication Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

7.5

User Authentication Function

This function limits the users who can access the Safety CPU or safety remote I/O module.
Using this function permits only the specified users to access the Safety CPU or safety remote I/O module.
This function is implemented in the Safety CPU used. For details on the user authentication function, refer to the following.
 MELSEC iQ-R CPU Module User's Manual (Application)
Online operations that require user authentication
The following table lists the online operations that require user authentication. No limitation is applied to the access levels of
the user authentication function. With any access level of "Administrators", "Developers", "AssistantDevelopers", and "Users",
the operations can be performed after the user authentication.
Operation name
"Parameter read"
"Parameter write"
"Error history read"
"Start of checking the module position"
"Stop of checking the module position"
"Error history clear request"
"Safety module validation"
"CC-Link IE Field Diagnostics"
"Remote Operation"
*1 To access the remote buffer memory using a program and perform the operations, the user authentication is not necessary.
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7.5 User Authentication Function
Necessity of user authentication
*1
Necessary
*1
Necessary
*1
Necessary
Necessary
Necessary
*1
Necessary
Necessary
Not necessary
Not necessary
Online operation
"Parameter Processing of Slave Station"
"Command Execution of Slave Station"
"CC-Link IE Field Diagnostics"