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

The high precision testo 521-2 differential pressure measuring instrument is ideal for accurate differential pressure measurements in air conditioning and ventilation technology, for pressure drop on filters, for instance, checking fans and extractors, or for pitot tube measurements.

Pitot tube, stainless steel, 360 mm long, measures velocity with temperature, for pressure probes 0638 1345/..1445/..1545

Pitot tube, stainless steel, 360 mm long, measures velocity ... - Pitot tube, stainless steel, 14 in. long

Pitot tube, stainless steel, 360 mm long, measures velocity ...

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Measuring range	+197 to +5906 fpm / +1 to +30 m/s
Length	14.2 in. / 360 mm
Diameter	0.3 in. / 8 mm
Pitot tube factor	0.67

Pitot tube, stainless steel, 360 mm long, measures velocity ... - Pitot tube, stainless steel, 14 in. long

Pitot tube, stainless steel, 360 mm long, measures velocity ... - Pitot tube, stainless steel, 14 in. long

Temperature - Type K TC

General technical data

Measuring range	32.0° to 1112.0 °F / 0 to +600 °C