App - 3 App - 3
MELSEC-Q
PPENDICES
(b) Dedicated instruction performance (MBRW/MBREQ
instruction)
1) Dedicated instruction processing time [Unit: ms]
The dedicated instruction processing time is the time from when the
dedicated instruction is started until the completed device turns on.
Trc
7 + St + (St or Ts,
whichever is greater
)
2) Calculation items
Setting Item Description Unit
Trc Dedicated instruction processing time ms
St Local station scan time ms
Ts Message processing time at destination slave device ms
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