Mitsubishi Electric L26CPU-BT User Manual page 154

(8) Program example when the standby master function (master station duplex
function) is used
A program example is created under the following conditions when the standby master function (master station
duplex function) is used.
(a) System configuration
Master station
(b) Parameter settings of the master station
(c) Parameter settings of the standby master station
152
Remote device station
Station number 2
Occupies 2 stations
Intelligent device station
Station number 4
Occupies 1 station
Standby master station
Station number 1
Occupies 1 station