Mitsubishi Electric MELSEC iQ-F FX5 User Manual page 93

Security status (Un\G3)
The status of security parameters is stored.
Address Bit Name
Un\G3 b0 Security parameter storage status
b1 Unsecured connection status
b2 User defined status
b3 "Sign" mode setting status
Rejected certificates count (Un\G4)
The number of rejected certificates stored in an FX5-OPC is stored.
Value
0 to 9
10
Latest error code (Un\G29)
The latest error code occurred in an FX5-OPC is stored. ('0' is stored when the module operates normally.)
For details on error codes, refer to the following:
Page 82 Error Code List
Information of 'latest error code' (Un\G29) is not cleared even if the problem occurred in an FX5-OPC has
been solved.
To clear the information, turn ON 'module error clear request' (bit 15) of 'output signals' (Un\G36). (Page
92 Output signals (Un\G36))
Module information (Un\G30)
Module information (69C2H) of an FX5-OPC is stored.
Firmware version (Un\G31)
The firmware version of an FX5-OPC is stored.
Ex.
When the firmware version is 1.000: K1000
Valu Description
e
0 A valid security parameter file is not stored in the flash
ROM of an FX5-OPC.
1 A valid security parameter file is stored in the flash ROM of
an FX5-OPC.
0 Unsecured connections are disabled.
(Page 74 Enabling Unsecured Connections)
1 Unsecured connections are enabled.
(Page 74 Enabling Unsecured Connections)
0 No user is created in "User Management" in the [Security
Parameter] tab of OPC UA Module Configuration Tool.
1 A user is created in "User Management" in the [Security
Parameter] tab of OPC UA Module Configuration Tool.
0 The checkbox of "Sign" is not selected in the [Security
Parameter] tab of OPC UA Module Configuration Tool.
1 The checkbox of "Sign" is selected in the [Security
Parameter] tab of OPC UA Module Configuration Tool.
Description
Zero to nine certificates are stored.
When a new untrusted OPC UA client is connected, its certificate is stored in the rejected certificate list.
10 certificates are stored.
The certificates stored in the rejected certificate list has reached the maximum number. Even if a new untrusted OPC
UA client is connected, its certificate will not be stored in the list.
To store a new certificate, click the [Clear Store] button in the [Module Diagnostics] tab. Alternatively, reset a CPU
module. (Page 73 Module diagnostics)
Initial Read/Write
value
0 Read
APPX
Appendix 4 Buffer Memory
A
91