When Different Network Types Exist In The Same Network - Mitsubishi Electric Melsec QJ71LP21 Reference Manual

8 TROUBLESHOOTING

8.2.12 When different network types exist in the same network

Control station
Serial number MELSECNET/H
(first five digits) Extended mode
of the network
MELSECNET/H
module: "06092"
mode
or later
MELSECNET/10
mode
QCPU
Serial number MELSECNET/H
(first five digits) Extended mode
of the network
MELSECNET/H
module: "06091"
mode
or earlier
MELSECNET/10
mode
QnA/AnUCPU
Refer to the table below for 1) to 6).
Control station status
No.
CPU
(SW0055
1) -
1
2) -
2
3) -
1
2
3
LINK PARA.
4)
ERROR
4
5
5) -
6) -
*1: Error code, F82B is not stored in SW0055. Check it by System monitor of GX Developer.
H
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Set all the network modules within the same network to the same network type.
If there are different network types within the same network, any of the symptoms 1) to
6) given in the following table will occur.
If any different network type is accidentally set, take corrective action with reference to
the following table.
Normal station
Serial number (first five digits) of the network
module: "06092" or later
MELSECNET/
H Extended
mode
Normal
operation
1)
1)
4)-1
3)
3)
3)
Normal station status
Network Network
module module
CPU
(SW0055
status) status)
LINK PARA.
F82B *1 F82A
H
ERROR
LINK PARA.
*1
F82B F820
H
ERROR
LINK PARA.
- F82A
ERROR
F813 -
H
- -
- -
QCPU
MELSECNET/ MELSECNET/
H mode 10 mode
1) 1)
Normal 5)
operation
5) Normal
operation
4)-2 4)-2
Normal 5)
operation
5) Normal
operation
5) Normal
operation
Network status
The normal station of
a different network
H
type is disconnected.
The normal station of
a different network
H
type is disconnected.
The normal station of
a different network
H
type is disconnected.
- Data link stopped
There is a mismatch
in network type, but
the normal station
-
operates according to
the network type of
the control station.
The normal station of
- a different network
type is disconnected.
Serial number (first five digits) of the network
module: "06091" or earlier
MELSECNET/
MELSECNET/
H Extended
H mode
mode
2)-1 2)-2
5) Normal
operation
5) 5)
4)-3 4)-4
5) Normal
operation
5) 5)
5) 5)
Corrective action
Change the network type of the normal station to that of the
control station.
Replace the network module of the normal station with the one
compatible with the MELSECNET/H Extended mode.
Replace the network module of the normal station with the one
compatible with the MELSECNET/H Extended mode, and
change the network type to that of the control station.
Change the network type of the normal station to that of the
control station.
Replace the network module of the control station with the one
compatible with the MELSECNET/H Extended mode.
Replace the network module of the control station with the
one compatible with the MELSECNET/H Extended mode.
Change the network type of the normal station to that of the
control station.
Replace the network module of the control station with the
one compatible with the MELSECNET/H Extended mode.
Replace the network module of the normal station with the
one compatible with the MELSECNET/H Extended mode.
Replace the network module of the control station with the
one compatible with the MELSECNET/H Extended mode.
Replace the network module of the normal station with the
one compatible with the MELSECNET/H Extended mode,
and change the network type to that of the control station.
Replace the network module of the control station with the
one compatible with the MELSECNET/H Extended mode.
Replace the CPU of the normal station with a QCPU.
Change the network type of the normal station to that of the
control station.
Replace the CPU of the normal station with a QCPU.
MELSEC-Q
QnA/
AnUCPU
MELSECNET/
10 mode
2)-2 6)
5) 6)
Normal Normal
operation operation
4)-4 4)-5
5) 6)
Normal Normal
operation operation
Normal Normal
operation operation
-: No
error
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