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MELSEC-F
WHEN COMMUNICATING DATA USING THE MC PROTOCOL9
9 - 38
9.4.3 PLC model name read (command: 15)
The examples shown in this section explains the control procedure for reading the
model name of the PLC.
The order and content of data items of the areas marked by " " shown in the control
procedure diagram differ depending on the module used as well as the frame and
format used for communication.
See the detailed information described in Subsection 9.1.2.
[Control procedure]
(1) Data communication in binary code
(2) Data communication in ASCII code
POINT
Distinguish the PLC model name by the model name code.
"F3
H", which is the model code of FX3U/FX3UC, is read as the PLC model name.
"F4
H", which is the model code of FX3G, is read as the PLC model name.
(Data name)
External device
side
(Example)
(Data name)
(Example)
PLC side
Subcommand
PC No.
Monitoring
timer
Complete code
Subcommand
FF
H
0A
H
00
H
LH
95
H
15
H
00
H
F3
H
00
H
PLC model name
Model name of
FX
3G/FX3U/FX3UC
(Data name)
F
31
H
1
35
H
5
46
H
46
H
30
H
0
30
H
0
30
H
0
41
H
AF
HLH L
39
H
9
35
H
5
30
H
0
30
H
0
46
H
F
33
H
3
30
H
0
30
H
0
HL
External device
side
(Example)
(Data name)
(Example)
PLC side
Subcommand
PC No.
Monitoring
timer
Complete code
Subcommand
PLC model name
Model name of
FX
3G/FX3U/FX3UC