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5 DATA LINK PROCESSING TIME
MELSEC-QnA
(2) Master station (RX) local station (RY)
[Expression]
SM + LS × 3 + SL [ms]
SM : Scan time of the master station's sequence program
LS : Link scan time (See Section 5.2.)
SL : Scan time of the local station's sequence program
[Data flow]
Programmable controller CPU
(SL)
Link scan (LS)
Local station buffer memory
(Remote output RY)
Master station buffer memory
(Remote input RX)
Programmable controller CPU
(SM)
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