Pressure on Filters

Testo 510 Set Differential Pressure Measuring Instrument

Differential pressure measurement on gas hot water heaters or on filters of air conditioning systems, and also flow measurements in ventilation ducts using a Pitot tube: the compact testo 510 differential pressure measuring instrument, which comes with a silicone connection hose and other useful accessories, can help you maintain and install systems in the sanitary and HVAC sector.

Additional Features

Differential pressure measurement from 0 to 100 hPa | Flow measurement possible with a Pitot tube (available as an option) | Magnets on the rear allow hands-free work | 10 units to choose from, display in pascals can be selected

Testo Smart Probes HVAC/R Ultimate Kit

Ultimate kit for all-round engineers in the field of heating, air conditioning, refrigeration and ventilation: The kit contains all the Testo Smart Probes and is ideal for carrying out functional checks or for plant maintenance, in conjunction with your smartphone/tablet. The Testo Smart App enables you to work more easily and efficiently: Automatically calculate numerous parameters such as superheating/subcooling, target superheat, cooling/heating power or differential temperature. Measurement data reports can be emailed directly as a PDF or Excel file. For all measurements involving heating, air-conditioning, refrigeration and ventilation systems All Smart Probes for temperature, pressure, humidity and flow in one kit Display of measurement data progression as a graph or table Transmission and analysis of measurement data via Testo Smart App

Additional Features

Testo 400 Universal IAQ Measuring Instrument

The Testo 400 is the universal measuring instrument for all IAQ professionals. Measure, analyze and document all IAQ and comfort level parameters using just one instrument – simply, conveniently and in compliance with the standards. High-quality measuring technology, intuitive measurement assistants, versatile documentation options and a comprehensive selection of IAQ probes make the Testo 400 the perfect partner for your day-to-day work. Smart, intuitive measurement programs including HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD and turbulence as per EN ISO 7730 and ASHRAE 55

Additional Features

High-precision, location-independent and integrated differential pressure sensor | Measure all IAQ-related parameters – with our wide range of probes for all IAQ measurements | Document measuring values directly on the customer's site and send them by e-mail, or further analyze them using the Testo Data Control PC software

510i Differential Pressure measuring Instrument w/Smartphone Operation

Handy and intelligent: the compact Testo 510i differential pressure measuring instrument featuring professional measuring technology and smartphone operation for measuring differential pressure, air flow velocity and volume flow. Readings can be viewed conveniently on your smartphone/tablet via the Testo Smart Tools App and emailed directly.

Additional Features

Measurement of gas flow and static pressure | Measurement menu for pressure drop test including alerts | Simple configuration and determination of volume flow with Pitot tube | Magnetic holder for easy attachment

440 dP Air Velocity + IAQ Measuring Instrument including Differential Pressure Sensor

Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features an integrated differential pressure sensor and intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately). Intuitive: clearly structured measurement menus for volume flow, K-factor, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂

Additional Features

Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately) | Clear and reliable: large graphic display with parallel display of 3 readings as well as internal data storage and USB port for data export | Includes a differential pressure sensor: for Pitot tube measurement and monitoring filters

512 Differential Pressure Meter for 0...200hPa

The Testo 512 differential pressure meter is available as four different models. This model has a measuring range from 0…200 hPa and is ideal for measuring pressure differences at filters and for carrying out pitot static tube measurements in air ducts at air flow speeds between 10 and 100 m/s.

Additional Features

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg | 2 air flow units to select from: m/s, fpm | Simultaneous Display Of Flow & Pressure Values | 2 Measuring Units For Flow m/s, fpm

Testo Smart Probes Heating Kit

For heating engineers: Compact kit containing three measuring instruments for carrying out your most important measuring tasks involving heating systems. The Testo Smart App enables you to work more easily and efficiently: Use the measurement menus for pressure drop test with alarm function or for non-contact IR temperature measurement with image documentation including measuring value and measurement spot marking. Measurement data reports can be emailed directly as a PDF or Excel file.

Additional Features

Non-contact temperature measurement, measurement of flow and return temperature as well as gas flow pressure | Measurement menu for pressure-drop test including alarm function | Display measurement data as a graph or table and analyze and send via Testo Smart App | In conjunction with your smartphone/tablet, measure and check all heating system temperatures and pressures

512 - 0-2 hPa Pressure Meter

The Testo 512 differential pressure meter is available as four different models. This model has a measuring range from 0-2hPa and is ideal for measuring pressure differences at filters and for carrying out pitot static tube measurements in air ducts at air flow speeds between 2 and 17,5 m/s.

Additional Features

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg | Built In Density Compensation | Simultaneous Display Of Flow & Pressure Values | 2 Measuring Units For Flow m/s, fpm

512 - 0-20 hPa Pressure Meter

The Testo 512 differential pressure meter is available as four different models. This model has a measuring range from 0….20 hPa and is ideal for measuring pressure differences at filters and for carrying out pitot static tube measurements in air ducts at air flow speeds between 5 and 55 m/s.

Additional Features

8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg | 2 air flow units to select from: m/s, fpm | Integrated density compensation | Backlit display, min/max values, hold function

Testo 521-1 Differential Pressure Measuring Instrument (0.2% of f.v.)

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.

Additional Features

Integrated differential pressure sensor with an accuracy of 0.2 % of f.v. | Calculation of the flow velocity and the volume flow via Pitot tube (optional) | Multi-point and timed mean calculation | 2 probe inputs for additional pressure and temperature probes

Testo 521-3 Differential Pressure Measuring Instrument (up to 2.5 hPa)

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.

Additional Features

Integrated temperature-compensated differential pressure sensor with accuracy of up to ± 0.5 Pa | Calculation of the flow velocity and the volume flow via Pitot tube (optional) | Direct zeroing of the display values of pressure probes | 2 probe inputs for additional pressure and temperature probes

512-2 Differential Pressure Measuring Instrument (0.1% of f.v.)

The high-precision Testo 521-2 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.

Additional Features

Integrated differential pressure sensor with an accuracy of 0.1 % of f.v. | Calculation of the flow velocity and the volume flow via Pitot tube (optional) | Multi-point and timed mean calculation | 2 probe inputs for additional pressure and temperature probes

Testo 420 Differential Pressure Measuring Instrument

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.

Additional Features

Differential pressure measurement, e.g. to check filters in air conditioning and ventilation systems | Calculate flow velocity and volume flow using a Pitot tube Handy instrument featuring a large display and user-friendly menu guidance | Save measurement data for analysis and documentation