Mitsubishi Electric Melsec QJ71LP21 Reference Manual page 249

7 APPLICATION FUNCTIONS
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(5) Setting example
The routing parameter setting examples (A, B) are explained using the following
system configuration.
POINT
(1) Since only one network module can be installed with the Basic model QCPU,
Q00UJCPU, Q00UCPU, Q01UCPU and safety CPU, it cannot be used as a
relay station.
(2) For access via a redundant system, the routing parameters of the request
source or relay station(s) must be changed with the RTWRITE instruction if
system switching occurs in the redundant system.
For details, refer to Section 7.10.8.
(a) Setting example A
The routing parameter must be set for request source 10).
10) Request source
8N 3
S
No.
10) Request source 1
11) Relay station 12) Request destination
8N 2 9M 1
S P
Target Relay
network No. network No.
[9] [8]
MELSEC-Q
9N 3
S
Relay
station No.
[2]
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