Mitsubishi Electric MELSEC iQ-R Series User Manual page 48

SD memory card format
An SD memory card can be formatted with the SD memory card diagnostic on the configuration tool. (MELSEC iQ-R OPC
UA Server Module User's Manual (Application))
Do not format an SD memory card with standard format commands of an operating system such as Windows.
Files in an SD memory card
Do not edit a file or folder in an SD memory card directly by inserting the card in a personal computer.
Make sure to use an SD memory card by inserting in an OPC UA server module.
SD memory card life
An SD memory card has a life (a limit on the number of times for writing data). For details, refer to the specification of an SD
memory card to use.
4 PROCEDURE BEFORE OPERATION
46
4.4 SD Memory Card