1
OVERVIEW
Q25HCPU Normal station
MELSECNET/H (25Mbps) PLC to PLC network
Q25HCPU
(1)
(2)
(3)
1 - 2
Q25HCPU
GX Developer
MELSECNET/10
PLC to PLC network
Normal
station
QnACPU
AnUCPU
Normal station
REMARKS
This manual is written assuming that MELSECNET/H is used in the MELSECNET/H
or MELSECNET/H Extended mode. Thus, if MELSECNET/H is to be used in the
MELSECNET/10 mode, please refer to the "For QnA/Q4AR MELSECNET/10
Network System Reference Manual".
POINT
Select a QCPU as a programmable controller of the MELSECNET/H for PLC
to PLC network system.
When any of the conventional series QnA, AnU and ACPUs exist in the same
network, select the MELSEC NET/10 mode, which is compatible with the
MELSECNET/10.
Set the control station and normal stations within the same network to the
same network type.
Stations of different network types cannot be used together within the same
network.
Control station (MELSECNET/10 mode)
Control station (MELSECNET/H mode)
Remote master station
MELSECNET/H (25Mbps)
remote I/O network
Normal
MELSECNET/H (10Mbps)
station
PLC to PLC network
Q25HCPU Normal station
Q25HCPU
Normal station
MELSEC-Q
1
Remote I/O
station
1 - 2