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8 PROGRAMMING
MELSEC-QnA
(3) Create a program which checks and interlooks the data-link status at remote I/O
station, remote device station and local station.
Also, create an error-handling program.
FROM H0000 H0680 K4MO K4
Xn0 XnF Xn1
SW0080 (other station's data link status)
Error-handling program
Station No.1 Normal program
Station No.2 Normal program
M0
M1