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MELSEC-Q
6 DEDICATED INSTRUCTIONS
[Operation when the MSEND instruction is being executed]
MSEND instruction
(D)
(D) + 1
One scan
Ethernet
module
Mail server
Mail
Mail
Completion device
Errors
(1) When a dedicated instruction completes abnormally, the abnormal completion
signal (D) + 1 turns on and the error code is stored in the completion status (S1)+1.
See the following manuals regarding the error codes, check the errors and take
corrective actions.
<Error codes>
4FFF
H
or less : QCPU (Q Mode) User's Manual (Hardware Design,
Maintenance and Inspection)
C000
H
or higher: Section 11.3.3 of the Q Corresponding Ethernet Interface
Module User's manual (Basic)
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