5 DATA LINK PROCESSING TIME
5.3.3 Master station
local station
(1) Master 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]
PC CPU (SM)
Master station buffer memory
(Remote output RY)
Link scan (LS)
Local station buffer memory
(Remote input RX)
PC CPU (SL)
local station (RX)
TO
5 - 11
MELSEC-A
TO
FROM
FROM