Mitsubishi Electric WS0-CPU0 Operating Manual page 208

Chapter 9
205
Logic programming – Function blocks
The Enable output changes to High, if ...
 all Release inputs are High and stay High, and
 each activated Operator input has changed to Low at least once (this may occur at
different times as well) after the MELSEC-WS safety controller has changed from
the Stop state to the Run state or after a rising or a falling edge (depending on the
configuration) has been detected at the Cycle request input, and
 all activated Operator inputs have changed to High subsequently.
The Enable output changes to Low, if ...
 one or more of the Release inputs is Low, or
 one or more of the Operator inputs is Low, or
 a rising or a falling edge (depending on the configuration) has been detected at the
Cycle request input.
Sequence/timing diagram
Figure 195:
Sequence/timing diagram for the Multi operator function block