480
28 FUNCTIONS
28.6 Program Execution in Both Systems
Setting of program execution in both systems
Configure the setting for each program to be executed on both systems.
[CPU Parameter] [Program Setting]
To enable the output (Y) from a standby system external device using a program executed in both systems,
configure settings in "Standby System Output Setting" of the CPU parameter. ( Page 485 Redundant
System Operation Setting)
Item Description Setting range Default
Both Systems Program
Executions Setting
Set whether to execute a program only on the control system CPU module or on
the CPU modules of both systems.
• "Both Systems Executions" can be set for programs whose execution type is the
initial execution type, scan execution type, or standby type program.
• Only "Control System Execution" can be set for programs whose execution type
is the fixed scan execution type or event execution type.
• Control system
execution
• Both systems
executions
Control System
Execution
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