11.10 Mitsubishi FX5U serial port
Last updated
Last updated
Mitsubishi FX5U series PLC
HMI settings
Address list
PLC settings (GX Works 3)
1) Create a blank FX5U project
2) Find the 485 serial port module in the system navigation bar and double click to enter the settings.
3) Select the MELSOFT protocol in the setting item. Other protocols could be selected as needed according to the external device model connected to the serial port.
4) Set parameters, they need to match the selected protocol. If MELSOFT protocol is selected, click on the [Apply] button.
5) If user chooses the user defined or Modbus protocol, baud rate setting is required, stop bit and parity bit as shown above.
6) Click the [Apply] button to finish the setting.
7) Click download and select the items as below, then click [execute] to download the configuration to PLC.
8) As soon as download is completed, connect PLC with serial port, then configure it in the [Specify Connection Destination Connection].
9) Done.
Cable wiring
1) RS485
2) RS422
✎Note:
COM3 is available in PI8000 series and advanced series
Item
Settings
Note
Protocol
Mitsubishi FX5U
Connection
RS422/RS485
Baud rate
9600
Data bit
7
Parity
Odd
Stop bit
1
PLC station No.
1~255
Need to be the same as PLC settings
Type
Device registers
HMI registers
Format
Range
Note
Bit
X
X
X o
0~303237
Y
Y
Y o
0~303237
M
M
M d
0~99999
B
B
B h
0~7FFF
F
F
F d
0~32767
SB
SB
SB h
0~7FFF
TS
TS
TS d
0~1023
TC
TC
TC d
0~1023
STS
STS
STS d
0~1023
STC
STC
STS d
0~1023
CS
CS
CS d
0~1023
CC
CC
CC d
0~1023
SM
SM
SM d
0~9999
L
L
L d
0~32767
S
S
S d
0~4095
Word
W
W
W h
0~3FF
TN
TN
TN d
0~1023
STN
STN
STN d
0~1023
CN
CN
CN d
0~1023
R
R
R d
0~32767
SW
SW
SW h
0~7FFF
Z
Z
Z d
0~23
D
D
D d
0~7999
SD
SD
SD d
0~11999
