Mitsubishi Electric MELSEC-Q Series - Multi-Network System

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CHAPTER 2 SYSTEM CONFIGURATION
2
2.1 CC-Link IE Controller Network Configurations 2.1.3 Multi-network system
2.1.3 Multi-network system
The multi-network system is a system in which multiple networks are connected by some relay stations.
Up to 239 networks can be connected.
Regardless of single or multiple CPU system, one system can contain up to four CC-Link IE Controller Network
modules (up to four including MELSECNET/H module(s)).
*1
*1 Depending on the CPU module to be used, there are restrictions on the number of modules that can be installed to one
system. ( Page 40, Section 2.3)
Control
station
1M
P 1
Control
station
2M
P 1
Normal
station
1N
S 2
Normal
station
2N
S 2
Control station
3M
P 1
Normal station
1N
S 3
Normal station
2N
S 3
Normal station
3N
S 2
Normal station
3N S 3
Normal station
3N S 4
MELSECNET/H network No.2
MELSECNET/H network No.3
CC-Link IE Controller Network
network No.1
CC-Link IE Controller
Network module MELSECNET/H
module
2nd
1st
3rd
4th
CC-Link IE Controller Network
network No.1
CC-Link IE Controller Network
network No.2
MELSECNET/H
network No.4
MELSECNET/H
network No.3