5 Modbus Connection
5-16
NB-series Programmable Terminals Host Connection Manual (V108)
5-9 Example of E5CC/E5EC, 3G3MX2
connection using Modbus RTU
Extend Protocol
Connect with the NB using RS485 communication port.
Set or check Baud Rate, Data Bit, Parity Check and Stop Bit using the operator came with the unit.
Make sure the communication setting of NB unit and the temperature controller or the inverter
corresponds.
We take NB7W-TW01B as example with the configuration and setting as shown below:
An example of COM2 setting in PT communication setting is shown below: 9600 (Baud Rate), 8 (Data
Bit), 1 (Stop Bit), Even (Parity Check)
Precautions for Correct Use
Precautions for Correct Use
Proper setting for Max interval of word block pack and so on depends on the connected device.
Make sure to refer to the manuals of the connected device for proper setting.
Unit Setting
NB Communication Setting
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