/know-how/knowledge-centre/measured-variable-mechanics
barometric daily air pressure Reference: Ambient pressure Measuring pressure always lower than reference pressure Differential pressure (Δ p) measured pressure above or below any reference pressure Measuring pressure [...] measured pressure and the reference pressure. Absolute pressure (p abs) measured pressure above absolute zero Reference: ideal vacuum Measuring pressure always greater than reference pressure Relative [...] measured pressure above the barometric daily air pressure Reference: Ambient pressure Measuring pressure always greater than reference pressure negative overpressure (vacuum) measured pressure below the
/services/qualification/cleanroom-qualification
of the differential pressure cascades Differential pressure measurement on the filter Flow measurements Maintaining defined, cascaded positive pressure chambers generates air flow from areas of higher [...] calibration of monitoring systems Pressure measurements The protection of cleanroom areas from contamination from less clean areas is ensured by a differential pressure concept with controlled overpressure [...] overpressure. By measuring the pressure and the air flow, operational safety can be increased and the quality of the products ensured. We support you with qualification measurements in your cleanrooms: Proof of
/know-how/knowledge-centre
of mechanical calibration On which pressure measuring methods are pressure test equipments based? What indirect pressure test equipments are available? Which pressure sensors are available? Overview of [...] calibration of pressure test equipments performed? Possibilities of pressure calibration? How does a Bourdon tube pressure test equipment work? How does the principle of a differential pressure test equipment [...] force calibration carried out? What is dynamic pressure calibration? Why should sensors be calibrated dynamically? In which industries is dynamic pressure calibration relevant? How does dynamic calibration
/services/calibration/calibration-equipment
as a pressure transducer. You can choose between 4 types with a pressure range of 1, 10, 100 or 1000 hPa. These various operating modes are available: Calibration, relative and differential pressure measurement [...] laboratory, in your factories or on site, with the portable calibrators for temperature, humidity and pressure from Testo Industrial Services you can carry out your calibrations independent of time and location [...] measurement, flow measurement and volumetric flow measurement. The differential pressure sensor used for this purpose operates absolutely wear-free, has long-term stability and is overload proof. Learn more
/company/references/pharma-stulln
aseptic production facilities as well as the calibration of the humidity, temperature and differential pressure sensors with measurement uncertainty assessment according to GUM for Pharma Stulln GmbH. As an [...] measures. Your advantage: Our competence Calibration of humidity, temperature and differential pressure sensors with measurement uncertainty consideration according to GUM Proof of compliance with cleanroom [...] cleanroom classes A/B/C and D Filter leak test on terminal filters and LF units Differential pressure measurement on terminal filters Uniformity of the flow velocity (TAV flow) on LF units Air volume de
/services/calibration/our-measured-variables
the free-field or pressure chamber. We also offer acoustic calibrations of pistonphones and calibrators. We are specialized in the following acoustic measuring instruments: Pressure chamber microphones [...] NTC Thermal imaging cameras Infrared measuring devices Surface temperature sensor Dew point mirror Pressure Dew Point Meter Fixed point cells Resistance thermometer Mechanics Testo Industrial Services is [...] is characterized by an extensive mechanical laboratory specialized in the calibration of pressure (dynamic and static), torque, angle of rotation, force and acceleration measurement technology. High-precision
/know-how/knowledge-centre/measured-variable-thermodynamics
air volume, the absolute humidity is independent of temperature and pressure. If, however, the volume decreases due to external pressure effects or cooling while the water content remains constant, the absolute [...] pots Two-quantity generators Climate chamber Huminator Two-temperature/two-pressure generators Humidity generator Thunder Pressure dew point systems How to calibrate hygrometer? Compared to other measured [...] certain physical or chemical properties (e.g. thermal radiation, temperature, humidity, pressure, alternating sound pressure, sound, brightness, magnetism, acceleration, force), can also detect the material
/know-how/knowledge-centre/what-is-linearisation
307 specifies limit values only for certain measured variables: Achievement Current Voltage Flow Pressure Dew point Temperature How many measuring points are needed for linearisation? How many measuring [...] this is precisely defined in the guideline. In the measured variables power, current, voltage, pressure, dew point and temperature, the minimum number is three measuring points, at flow rate, ten measuring
/company/references/losan
(GLT) and the Testo Saveris® system Measurands that are calibrated on site: Temperature, pressure & differential pressure, flow rate, timing Laboratory calibration thermodynamic, mechanical, electrical and
/company/references/vaccine-manufacturers-production-facilities
cleanliness class, volume flow rate and air exchange rate Calibration: temperature, relative humidity, pressure, mass flow, level (mass), conductivity, PH value, oxygen saturation, rotational speed The result
/services/qualification/qualification-of-plants-and-utilities
content Determination of the microbial status Checking the oil content Determination of humidity or pressure dew point Risk-based qualification of all plant components Conceptual design of the routine monitoring [...] to Annex 1, Ph. Eur. And VDI 2083/sheet 13): Calibration of all measuring points for temperature, pressure, flow, conductivity, pH value Preparation of the risk commitment and qualification concept Conceptual
/services/calibration
On-site calibration Calibration equipment With our portable calibrators for temperature, humidity and pressure you can perform calibrations of your measuring instruments independent of time and location. Our