About Modbus TCP/IP Communications

The Modbus TCP/IP Communications option supports communication with Modbus Quantum programmable controllers using the TCP/IP protocol over an Ethernet network.

This enabler supports the following CIMPLICITY features:

Polled reads at user defined rates

Poll after setpoint

Triggered reads

Unsolicited data

Asynchronous IO connection

Analog deadband

Alarm on communications failure

Server Redundancy configurations

This enabler supports the following data types:

Signed 8, 16, and 32 bit integers

Unsigned 8, 16, and 32 bit integers

Floating point



More information

Modbus TCP/IP Required Documents.

Modbus TCP/IP Technical Notes.

Supported Modbus TCP/IP devices.

Supported Modbus TCP/IP memory types.

Set up Modbus TCP/IP Communications.

Modbus TCP/IP unsolicited data.

Modbus TCP/IP global parameters.