The testo 922 Differential Temperature Measuring Instrument is a professional tool designed for fast, accurate differential temperature measurement. Ideal for checking supply/return temperatures on heating circuit manifolds, this device provides precise results over a broad range, from -50 °C to 1000 °C. The dual thermocouple Type K probes (2 probes included) are highly efficient, ensuring the testo 922 performs well across a range of industrial and trade applications.

With its intuitive Testo Smart App, the testo 922 offers quick configuration, the ability to view measurements on a second screen, and the storage of data for easy documentation. The Smart App also simplifies measurement history analysis and includes useful features such as graph history for better data interpretation.

This versatile device also allows you to use other commercially available TC Type K probes, offering flexibility for various measuring tasks. The Testo Smart App further enhances functionality by assisting with configuration, displaying results, and providing easy-to-use documentation. Moreover, the app can turn your smartphone into a second display, making it easier to monitor readings on the go.

The testo 922 is perfect for those who require quick and precise differential temperature measurements for both professional and industrial applications. Whether for heating, air conditioning, or general industrial use, this device offers a versatile solution for all your temperature measurement needs.