5 DATA LINK PROCESSING TIME
5.3 Transmission Delay Time
5.3.1 Master station
Indicates transmission delay time (time required for data transmission).
remote I/O station
(1) Master station (RX)
[Expression]
SM + LS × 3 + Remote I/O station response time [ms]
SM: Scan time of the master station's sequence program
LS : Link scan time (See Section 5.2.)
[Data flow]
PC CPU (SM)
Master station buffer memory
(Remote input RX)
Link scan (LS)
Remote I/O station
remote I/O station (input)
5 - 5
MELSEC-A
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