REPLACEMENT OF MELSECNET (II) AND /B (PLC TO PLC NETWORK)
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2
(2) MELSECNET II mode
The following shows the procedure for changing the parameters in the case of a MELSECNET II mode
2-tier system configuration.
Each of the MELSECNET II first and second half settings correspond to [Setting1] and [Setting2] set to
all stations according to the "Station inherent parameters" on MELSECNET/H.
(Example) Station inherent parameters of a normal station (1Ns2)
MELSECNET ( II ) MELSECNET/H
Optical loop
Optical loop
L3L1
M
L2
A3ACPU
A2ACPU
M L1 L2 L3 M L1 L2
B/W 0 100 200 300 400 800 900 A00 B00 FFF
Setting range of first
half of link parameters
Setting range of second
half of link parameters
Network
1
1N
S41NS2
1M
P1
1N
S3
Q06UDVCPU
Q02UCPU
0
to
FF
100
to
1FF
200
to
2FF
300
to
3FF
800
to
8FF
900
to
9FF
A00
to
AFF
1N
S2
1M
P1
1N
S3
1N
S4
1M
P1
1N
S2
1N
S3
Station inherent parameters
(LB/LW)
MELSECNET/H (normal station: 1N
S2)
0
3FF
800
8FF
000
1FF
200
3FF
400
5FF
600
6FF
Common parameters
(LB/LW)
Refresh
CPU
Send/receive
data
Each
station
1MP1
1N
S2
1N
S3
1N
S4
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