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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Pitotova cev iz nerjavečega jekla (dolžina 500 mm) omogoča natančne meritve hitrosti pretoka in temperature - idealna za zahtevne aplikacije.

Pitotova cev iz nerjavečega jekla

Pitot tube, stainless steel, 500 mm long, measures velocity ...

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HQ instrument 

General technical data	Measuring range +1 to +30 m/s
	Length 500 mm
	Diameter 8 mm
	Pitot tube factor 0,67

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Pitotova cev iz nerjavečega jekla

Pitotova cev iz nerjavečega jekla

Temperature - TC Type K (NiCr-Ni)

Temperature - TC Type K (NiCr-Ni)

General technical data

General technical data

Temperature - TC Type K (NiCr-Ni)	Measuring range 0 to +600 °C