Mitsubishi Electric MELSEC Q Series Reference Manual page 352

(a) System configuration example
Same as in the program example of the READ instruction.
(b) Devices used in the program example
• Link special relay (SB) and link special register (SW)
Same as in the program example of the READ instruction.
• Devices used by the user
Devices used by the SREAD instruction request source (station number 1) are same as those used in the
program example of the READ instruction.
Devices used by the SREAD request target (station No.4)
Device
M107 Read notification device
(c) SREAD instruction settings
Same as in the program example of the READ instruction.
(d) Program example
• Program example for the SREAD request source (station No.1)
• Program example for the SREAD request target (station No.4)
350
Description
Processing program for read completion
Processing program for normal completion
Processing program for error completion
Device
Y60 Read completion device
Description
Control data setting
for SREAD instruction
Execution of SREAD
instruction
Error code reading,
etc.