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Introduction
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M2M Gateway PLC Communication Settings
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12
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7.
Modbus Connection
Modbus communication method in CONPROSYS is compatible with Modbus/RTU and Modbus/TCP.
As for Modbus communication protocol, the communication procedure is the same as previously
described in PLC communication.
The definition of Modbus communication method is listed below.
Serial Communication
Modbus/ASCII
A method of transmitting 1 byte (8-bit) data by converting into 2-character ASCII code
* 1 Unavailable with the CONPROSYS
Modbus/RTU
A method of transmitting 1 byte (8-bit) data as it is (binary transmission)
TCP/IP Communication (Ethernet Communication)
Modbus/TCP
Modbus / RTU message transmission over TCP / IP network