Mitsubishi Electric MELSEC Q Series Reference Manual page 406

● When executing SEND instructions to the same channel of the target station
Execute the SEND instruction after the target station has read out the specified channel data.
A SEND instruction execution to the same channel on the target station before that will cause an error.
● When two or more network modules are installed on the target station
Specify the network No. and station No. of the network module that accepts a request from the own station.
In the following case, specify 1N
Ex.
(Own station)
1M 1
P
1N 4
S
● The number of resends ((S1)+7) must be set every time an instruction is executed.
404
Own station
CC-Link IE Controller
CPU module
Network module
Channel 1
Channel 2
SEND
Channel 3
Channel 4
to
Channel 5
SEND Channel 6
Channel 7
Channel 8
2. (2M
S
(Target station)
1N 2 2M 1
S P
Network No.1
1N 3
S
Target station
CC-Link IE Controller
Network module
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Error
Channel 6
Channel 7
Channel 8
Network No.1
1 cannot be specified.)
P
2N 2
S
Specify 1N
Network No.2
2M
CPU module
RECV
2 as the target station.
S
1 cannot be specified.
P