Multiple Network System; Configuration - Mitsubishi Electric SW0DNC-MNETH-B User Manual

2 SYSTEM CONFIGURATION

2.3 Multiple Network System

2.3.1 Configuration

Control station
1M 1
P
Personal
computer
Q80BD-
J71LP21-25
QCPU QJ71 QJ71
LP21-25 BR11
1N 3
S
Normal
station
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A multiple network system is a system where multiple networks are connected by relay
stations.
POINT
(1) The network No. can be set at any desired No. in the range 1 to 239.
(2) The MELSECNET/H board cannot be used as a relay station.
Please use the network module as a relay station.
The following example shows how three networks can be connected.
Normal station
QCPU QJ71
LP21
Network No.1
Control station
3M 1
P
QCPU QJ71
BR11
3N 2
S
Normal station
Control station
1N 2 2M 1
S P
QJ71
LP21
Network No.3
Q80BD-
J71BR11
Personal
computer
3N 3
S
Normal station
Normal station
2N 2
S
Personal
computer
Q80BD-
J71LP21-25
Network No.2
QCPU QJ71
LP21-25
QCPU QJ71
BR11
3N 4
S
Normal station
MELSEC
Normal station
2N 3
S
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