> Source: [Contact Defengda Automation](https://www.dfdae.com/en/contact.html)
> Language: English
> Alternate language: [中文](https://www.dfdae.com/contact.md)

# Share your requirements. Find the right instrument.

For faster selection, please prepare the medium, range, operating temperature and pressure, process connection, installation and output signal.

Contact DFD 

## Shanghai Defengda Automation Co., Ltd.

Process instruments, industrial automation products and technical services.

- Business contact Mr. Guo

- Telephone [+86 133 0949 3196](tel:13309493196)

- Email [Defengda@qq.com](mailto:Defengda@qq.com)

- Website [www.dfdae.com](https://www.dfdae.com/)

Before Contact 

## Information for instrument selection

Complete operating data shortens communication and improves selection accuracy.

- Measured medium and its properties

- Measurement range, temperature and pressure

- Process connection, mounting and available space

- Wetted material, corrosion and hazardous-area requirements

- Output signal, power supply and system interface

- Site environment and other special requirements

[Call Mr. Guo](tel:13309493196)[Send Email](mailto:Defengda@qq.com)

---

[AI reading index](https://www.dfdae.com/llms.txt)