Mitsubishi Electric MELSEC iQ-R Series User Manual page 110

Restrictions on the module-specific backup parameter
Offset/gain values cannot be backed up or restored with a module-specific backup parameter in the following cases.
• When the control CPU is not the process CPU
• When the programmable controller is powered off and the D/A converter module is replaced with a new one
• When "Auto restore of Offset/gain setting with the module change" of the module parameter is set to "Disable"
In any of the cases above, save and restore offset/gain values by referring to the following.
Page 109 When the module-specific backup parameter is not used
1 FUNCTIONS
108
1.18 Backing up, Saving, and Restoring Offset/Gain Values