The Delta DVP28SV211R2 is a model of programmable logic controller (PLC) manufactured by Delta Electronics. PLCs are used in industrial automation to control and monitor machinery and processes.

The DVP28SV211R2 is a compact PLC with 28 digital inputs and 16 digital outputs. It supports various programming languages, including ladder diagram (LD) and Structured Text (ST). It also features built-in communication ports for connecting to other devices and networks, such as Ethernet and RS-485.

The PLC has a modular design, allowing for easy expansion with additional modules for analog I/O, temperature measurement, and communication interfaces. It is suitable for a wide range of applications, from small-scale machines to medium-sized automation systems.

Please note that the information provided is based on the knowledge up to September 2021, and there may have been updates or newer models released by Delta since then.