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testo 521-3 - Differential pressure measuring instrument (up to 2.5 hPa)
Order-Nr. 0560 5213
The testo 521-3 high-precision differential pressure measuring instrument easily determines even the smallest differential pressures (up to +2.5 hPa). Its high accuracy and a resolution of 0.1 Pa make the instrument ideal for differential pressure measurements in clean rooms or for flue inspections.
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Integrated temperature-compensated differential pressure sensor with accuracy of up to ± 0.5 Pa
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Calculation of the flow velocity and the volume flow via Pitot tube (optional)
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Direct zeroing of the display values of pressure probes
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2 probe inputs for additional pressure and temperature probes
$1 633.00incl. GST $1 796.30 -
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testo 420 - Differential pressure measuring instrument
Order-Nr. 0560 0420
Use the testo 420 differential pressure measuring instrument to carry out simple, efficient tests on filters. You can also use the measuring instrument in conjunction with a Pitot tube to measure flow velocity and volume flow really easily in ventilation ducts.-
Differential pressure measurement, e.g. to check filters in air conditioning and ventilation systems
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Calculate flow velocity and volume flow using a Pitot tube
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Handy instrument featuring a large display and user-friendly menu guidance
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Save measurement data for analysis and documentation
$1 510.00incl. GST $1 661.00 -
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