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1 mm discharge & process
This two stage pump features a manifold valve to isolate it from the system and three inlet ports: 1/4” FL
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Testo 440 dP Air Velocity and IAQ Measuring Instrument with Differential Pressure Sensor 0554 0532 1 mm discharge & processOverview The Testo 440 dP is a precise and reliable measuring instrument for all air velocity and IAQ parameters. Its intuitive operation is enhanced by an integrated differential pressure sensor and clearly structured measurement menus. This single device simplifies adjusting air conditioning and ventilation systems, monitoring air quality, and performing comfort level measurements. It supports a wide range of high quality digital probes, offering
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