Mitsubishi QJ71E71-100 User Manual

4 - 18 4 - 18
MELSEC-Q
4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE
DATA LINK INSTRUCTION
(b) When abnormal completion
1) In case of the SEND instruction
Channel 1
0 END
Sequence scan
0END0 END 0 END 0 END
Send command
SEND
?Error code
OFF
Send completion device
(Device designated with (D))
Sending side
Q/QnACPU
Send completion device
((D)+1 device)
Ethernet
module
Completion status
((S1)+1 device)
1 scan
Send error
Data
sending
Data
sending
Data
sending
Resend (when designated for twice)
2) In case of the RECVS instruction
Channel 3
0
END
Sequence scan
0END0 END 0 END
RECVS
0 END 0
?
Error code
Ethernet
module
Receiving side
QCPU
Completion status
((S)+1 device)
Interrupt program
(Instruction error occurred)

Mitsubishi QJ71E71-100 Specifications

General

Brand	Mitsubishi
Model	QJ71E71-100
Category	Controller
Language	English