Frigicoll CCM-18A/N-E Manuale operativo - Pagina 12

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3.4 Upper Computer Access

3.4.1 Upper Computer Access Mode

Upper computer system with Modbus protocol port can communicate with modbus gateway through

Modbus TCP or Modbus RTU. For detailed information, please refer to Fig .2.2 and Fig. 2.3.

3.4.2 Access to Debug

Via Modbus Poll software to access debugging. Here is the debug procedure:

3.4.2.1 Install Modbus Poll software

When finish installing Modbus Poll software, the home page will display like this:

3.4.2.2 Connect Modbus Gateway

There're 2 connection ways: Modbus TCP and Modbus RTU

1)Choose "Connection"->"Connection" in figure 3.7,and then chose TCP/IP in the pop-up window:

To choose a

Connection

Way

IP address for

Connection

Fig.3.7

Connection terminal:

502 by default

Fig.3.8