Mitsubishi Electric 700 Series Programming Manual page 109

Instructions List
4) .......Indicates the operation.
(S)
Indicates 16 bits.
5) .......Indicates the condition of execution for each instruction as described
below:
Symbol
No entry
6) .......Indicates the number of program steps required for each instruction.
The number of steps that changes depending on conditions is two.
104
(D)
The instruction is always executed independently of whether its preceding
condition is on or off. When the preceding condition is off, the instruction is
off.
The instruction is executed continuously only while its preceding condition
is on. When the preceding condition is off, the instruction is not executed
and not processed.
The instruction is executed once only when the preceding condition turns
from off to on. If the condition remains on after that, the instruction is not
executed and not processed.
The instruction is executed continuously only while its preceding condition
is off. When the preceding condition is on, the instruction is not executed
and not processed.
The instruction is executed once only when the preceding condition turns
from on to off. If the condition remains off after that, the instruction is not
executed and not processed.
Execution Condition