Modbus TCP
Estimated reading time: 1 minute
Refer to these sections for details:
Supported Series
Modbus TCP Controller.
Website: http://www.modbus.org/
PLC Connection Settings
Parameters | Recommended | Options | Notes |
---|---|---|---|
PLC Type | Modbus TCP/IP | ||
PLC Interface | Ethernet | ||
Port # | 502 | ||
PLC Station # | 1 | 0 ~ 255 |
PLC Configuration
The steps shown here are for the Modbus TCP/IP PLC.
Communication Mode: Modbus TCP/IP protocol
OT Link Platform DeviceHub Configuration
To configure DeviceHub for this Modbus TCP/IP PLC:
-
DeviceHub > Add Device
Type: Modbus
Driver: Modbus TCP -
Enter details specific to your environment and click Add Device.
Device Addresses
Bit/Word |
Device Type |
Format |
Range |
Description |
||
---|---|---|---|---|---|---|
B |
D |
DDDD |
0 ~ 9999 |
Discrete Input Contacts |
||
B | C | DDDD | 0 ~ 9999 | Discrete Output Coils | ||
W | H | DDDD | 0 ~ 9999 | Analog Output Holding Registers | ||
W | I | DDDD | 0 ~ 9999 | Analog Input Registers |