Mitsubishi QJ71E71-100 User Manual

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MELSEC-Q
4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE
DATA LINK INSTRUCTION
(3) Program example
Contents of station 4 D10 to 14 are read to station 1 D200 to 204.
Contents of station 2 D300 to 304 are read to station 3 D50 to 53.
Staion 1 Station 2
QCPU
E71
D300
D301
D302
D303
QCPU
D200
D201
D202
D203
D204
PLC CPU
E71
D50
D51
D52
D53
PLC CPU
D10
D11
D12
D13
D14
E71
Station 4 Station 3
Network No.1
ZNRD
instruction
communication
request source
station
ZNRD
instruction
communicaiton
request
designation
station
ZNRD
instruction
communication
request source
station
E71
Channel
1
Channel
2
ZNRD
instruction
communicaiton
request
designation
station
(a) Program of station 1 (ZNRD instruction)
When I/O signals of Ethernet module are X/Y00 to X/Y1F
Normal completion display
Error code
Error completion display
X19: Initial normal completion signal
(b) Program of station 2 (ZNWR instruction)
When I/O signals of Ethernet module are X/Y00 to X/Y1F
Normal completion display
Error code
Error completion display
X19: Initial normal completion signal

Mitsubishi QJ71E71-100 Specifications

General

Brand	Mitsubishi
Model	QJ71E71-100
Category	Controller
Language	English