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MELSEC-Q
3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10
RELAY
3Mp1
3Ns2
3Ns4 3N3
Network No.3
3Ns52Ns4
2N32Ns2
Network No.2
2Mp1
1Ns4
Remote
node
Remote
node
Remote
node
1N1
Network No.1
Ethernet
MELSECNET/H,
MELSECNET/10
MELSECNET/H, MELSECNET/10
1Ns3
Relay
Request
destination
Request
source
121
Routing parameter setting
324
Routing parameter setting
Setting is necessary only for the
request transfer to network No.3.
Setting is not necessary for the transfer
to network No.1 and 2 because they are
the same station.
Setting is necessary only for the response
transfer to network No.1.
Setting is not necessary for the transfer
to network No.2 and 3 because they are
the same station.
314
Routing parameter setting
Transmission
to Network
No.
Intermediate
Network No.
Inter-
mediate
Station No.
Setting is necessary only for
the request transfer to network
No.3.
... Routing parameter
setting area
Transmission
to Network
No.
Intermediate
Network No.
Inter-
mediate
Station No.
Transmission
to Network
No.
Intermediate
Network No.
Inter-
mediate
Station No.
(Intermediate)
(The meanings of the symbols used for the stations shown in the diagram)
• Network system (MELSECNET/H, MELSECNET/10)
Mp……Control station
Station number
PLC to PLC network
Control station/normal station
Ns:……Normal station (AnUCPU, QnACPU, QCPU)
N:……Normal station (Other than AnUCPU, QnACPU, and QCPU)
Network number
(Network number 1, control station, station number 1)
Mp
1
1