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9
PROGRAMMING
Setting item
Setting parameter existence
Target station No.
Request interval timer value
Response monitoring timer value
CH2 automatic
communication
Type specification of the target MODBUS device
parameter 1
Read
setting
Setting parameter existence
Target station No.
Request interval timer value
Response monitoring timer value
CH2 automatic
communication
Type specification of the target MODBUS device
parameter 2
Write
setting
9
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9.3 Program Examples for Use in MELSECNET/H Remote I/O Network
9.3.1 Automatic communication parameters
(b) Settings
Table9.7 Automatic communication parameter settings
Head buffer memory address
Target MODBUS device head
number
Access points
Head buffer memory address
Target MODBUS device head
number
Access points
Buffer memory address
0380
to 0381
(896 to 897)
H
H
0382
(898)
H
0383
(899)
H
0384
(900)
H
0385
(901)
H
0386
(902)
H
0387
(903)
H
0388
(904)
H
038C
to 038D
(908 to 909)
H
H
038E
(910)
H
038F
(911)
H
0390
(912)
H
0391
(913)
H
0395
(917)
H
0396
(918)
H
0397
(919)
H
Setting value
1
H
2
600 (6 s)
500 (5 s)
0100
H
(Read coils)
2100
H
15000
1024
1
H
1
0 (Issue request immediately after
receiving response from slave.)
500 (5 s)
0005
H
(Write holding registers)
4A00
H
0
100
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