Mitsubishi Electric MELSEC iQ-R Series Manual page 34

■MES interface module
1.
Access to the SD memory card is stopped by using 'File access stop request' (Y3) or SD memory card access control
switch.
2.
Access to the MES interface module from the MES Interface Function Configuration Tool will stop.
■High speed data logger module
1.
Stop file access process is executed by using the High Speed Data Logger Module Configuration Tool, the SD memory
card access control switch, or 'File access stop request' (Y2).
2.
Turn off all the Y signals.
3.
Access to the high speed data logger module from the High Speed Data Logger Module Configuration Tool, GX
LogViewer, or the FTP client software is stopped.
■C intelligent function module
1.
Access to the Standard ROM and SD memory card from the user program is stopped.
2.
Turn off all the Y signals.
3.
Access to the C intelligent function module from the Telnet client software or FTP client software is stopped.
■OPC UA server module
1.
Access to the SD memory card is stopped by using 'File access stop request' (Y3) or SD memory card access control
switch.
2.
Access to the OPC UA server module from the MX OPC UA Module Configurator-R and OPC UA client will stop.
3 REPLACEMENT PROCEDURE
32
3.4 Changing a Module by Controlling Special Relays and Special Registers