Testo 521-3 - Differential pressure measuring instrument (up to 2.5 hPa)
Product benefits:
- Integrated temperature-compensated differential pressure sensor with accuracy of up to ± 0.5 Pa
- Calculation of the flow velocity and the volume flow via Pitot tube (optional)
- Direct zeroing of the display values of pressure probes
- 2 probe inputs for additional pressure and temperature probes