The high-precision testo 521-1 differential pressure measuring instrument is ideal for accurate differential pressure measurements in air conditioning and ventilation technology, for instance for pressure drop on filters, checking fans and extractors or for Pitot tube measurements.

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Pitot tube, stainless steel, 1000 mm long, measures velocity with temperature, for pressure probes 0638 1345/..1445/..1545

Pitot tube, stainless steel, 1000 mm long, measures velocity...

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Measuring range	+1 to +30 m/s
Length	1,000 mm
Diameter	8 mm
Pitot tube factor	0.67

Pitot tube, stainless steel, 1000 mm long, measures velocity...

Pitot tube, stainless steel, 1000 mm long, measures velocity...

Temperature - TC Type K (NiCr-Ni)

General technical data

Measuring range	0 to +600 °C