The Modbus adapter allows to connect to a PLC using the Modbus specification.
The following configuration options are available when creating the adapter:
The IP address of the Modbus device without any prefix, which will be added automatically when creating the adapter.
The PLC port refers to the port of the PLC, such as 502.
The Node ID refers to the ID of the specific device.
The Nodes
section requires configuration options for the individual nodes. Nodes can be either imported from a comma-separated CSV file, or can be directly assigned in the configuration menu.
The following fields must be provided for each node:
DiscreteInput
, Coil
, InputRegister
, or HoldingRegister
.An example CSV file looks as follows:
Runtime Name,Node Address,Object Type, field1,1,Coil temperature,2,Coil
Note that the CSV header must exactly match the titles Runtime Name
, Node Address
and Object Type
.