Differential pressure switch – DS21
The Fischer DS21 instruments are designed as a “flow-operation safety device” for thermal oil applications in accordance with DIN 32 727 and hot water applications in accordance with TÜV standards. This differential pressure meter/switch is suitable for overpressure, vacuum, and differential pressure, with a range between 0..400 mbar and 0..6 bar. The DS21 is available with German Lloyd or ATEX certifications.
Advantages
- Extremely long lifespan
- Versatile instrument
- Resistant to high overpressure
- GL and ATEX (optional)
- Tested according to TÜV and DIN standards
Applicability
The DS21 is particularly suited for flow measurements of hot water or thermal oil.