
2.7 Communications with a Mitsubishi PLC (QnA-compatible 3E Frame Protocol)
Using I/O Message Communications with the MP3000 as the Master
2-141
Ethernet Communications
Setting Example
The following figure illustrates how the contents of the D02000 to D02099 data (D) registers in the CPU
Unit of Mitsubishi Q/QnA-series PLC slave are read into the IW0100 to IW0163 input registers in the
MP3000 master.
IW0100
Ethernet
IW0101
IW0163
D02099
D02001
IW0162
D02098
D02000
Ethernet
Ethernet
TCP
MP3000
(local station)
Port number: 5000
Local Station
Input registers (I registers)
Read.
Remote Station
Data registers (D)
Data size:
100 words
Data size:
100 words
Port number: 5010
Master
Slave
Communications Protocol
Connection Type
Data Code
QnA-compatible 3E Frame
Mitsubishi MELSEC
Q/QnA-series PLC
(remote station)
Binary