Mitsubishi Electric MELSEC iQ-R Series User Manual page 50

■Processing that sets the link devices saved at master switching and refresh instruction at
standby master switching
After saving the link devices, wait a fixed number of scans and execute the processing that sets the link devices saved at
master switching and 'Refresh instruction at standby master switching' (SB0001).
Number of scans for waiting after saving the link devices differs depending on the mode setting. Use the following values.
Mode setting
• Remote Net Ver.1 Mode
• Remote Device Net Ver.1
Mode
• Remote I/O Net Mode
• Remote Net Ver.2 Mode
• Remote Device Net Ver.2
Mode
1 FUNCTIONS
48
1.3 Standby Master Function
Number of scans for Remark
waiting

Fixed to 0
(Link scan time  Sequence
scan time) (Rounded up to
the nearest integer)  4
• For link scan time, use the maximum value after master switching.
• For sequence scan time, use the minimum value after master switching.