Siemens MindConnect Nano System Manual page 59

The Modbus protocol is supported for the MindConnect Nano plugin. You can select the
protocol type Modbus TCP while adding a new data source in Asset Manager.
Modbus configuration
The Modbus configuration view is only visible after a successful onboarding of the
MindConnect Nano. The MindConnect Nano Version must be higher than V3.3.0.2.
The following picture shows the protocol selection in Asset Manager:
For more information about how to create a new data source see chapter
and data points for MindConnect
Modbus TCP data source parameter
In order to connect a Modbus TCP device, you need to select the Modbus TCP protocol and
enter the following data source parameters:
Parameter
IP Address
Port
The following parameters are optional and can be adjusted for collecting data from slow Modbus
devices:
Parameter
byteTimeout
59
Nano.
Description
IP address of the Modbus device
Port number of the Modbus device (default: 502)
Description
You can set the timeout interval between two consecutive bytes of the
same message received from the Modbus device. If the delay between is
longer than the given timeout, an error will be generated. Range: 500ms
(default) ... 2000ms
4.4 Overview of Modbus TCP protocol for MindConnect Nano
Adding a data source
Configuring protocols
MindConnect Nano
System Manual 7/2023