The Delta HMI DOP-107EV is a Human-Machine Interface (HMI) device manufactured by Delta Corporation. It provides the user with the ability to interact with the automation system, allowing the operator to monitor and control the various processes and equipment in the system.

The DOP-107EV has a 7" colour LCD touch screen with high resolution and supports multi-touch operation. It provides a graphical interface that displays real-time data, trend graphs, alarm messages, etc. It also has a wealth of operational control functions, such as buttons, sliders, and input keypads. Users can communicate with PLCs, drives, sensors, and other field devices to monitor and adjust equipment status and parameters.

The DOP-107EV also has data storage and communication functions that support data backup and transfer via the USB interface. It provides a variety of communication interfaces, such as serial port, Ethernet, etc., for easy connection and integration with other devices.

It is important to note that this answer is based on current (September 2021) knowledge, and the exact specifications and features of the device may be subject to updates and changes. If you need more detailed information about the Delta HMI DOP-107EV, we recommend that you visit Delta's official website or consult with their technical support team.