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Accredited DAKKS Calibration Laboratory

WE ARE An Accredited DAKKS LABORATORY

Process Insights GmbH, Calibration Center in Fellbach, operates a state-of-the-art calibration laboratory (D-K-22286-01-00) specializing in thermodynamic measurements, including absolute and relative humidity as well as temperature. Accredited by the German Accreditation Body (DAkkS) in accordance with DIN EN ISO/IEC 17025, our laboratory upholds the highest standards of precision and reliability.

To ensure exceptional accuracy, we maintain some of the lowest measurement uncertainties worldwide. Additionally, we offer short lead times for calibrating all types of hygrometers, allowing our customers to minimize downtime and maintain operational efficiency. Our advanced calibration method integrates both primary realization calibration stations—designed to achieve the lowest possible uncertainties—and commercial humidity generators for precise calibration by comparison.

Furthermore, our calibration results maintain full traceability to SI units. We achieve this by utilizing reference measuring instruments that are regularly calibrated by leading National Metrology Institutes, such as PTB, METAS, and NIST, as well as other accredited organizations. Thanks to the ILAC Mutual Recognition Arrangement (ILAC MRA), our calibration certificates hold international recognition, serving as valid evidence of traceability in all ILAC MRA signatory countries. This global acceptance ensures our customers receive reliable, high-quality calibration services that meet rigorous international standards.

CALIBRATION SERVICES

We ensure your products meet all relevant compliance and quality standards through:

  • Adherence to regulatory and safety requirements
  • Full traceability of measurements and calibrations to national standards
  • Verification of technical competence of personnel
  • Proper maintenance and calibration of testing equipment
  • Use of valid and appropriate test methods
  • Secure handling and transportation of test items
  • Control of testing environment and sampling conditions
  • Fulfillment of specialized customer quality requirements

To ensure the highest accuracy, we calibrate our transfer standards at leading national metrology institutes, including PTB, NPL, BEV, and NIST.


Our Deutsche Akkreditierungsstelle (DAkkS)

The National Accreditation Body of the Federal Republic of Germany

Our up-to-date accreditation certificate is always available at the following link: Process Insights CAL DAkkS.

 

DaKKS

Scope of Accreditation – EN

ISO 9001 Certificate

Annex to Certificate


COMMERCIAL humidity CALIBRATION LABORATORIES

At Process Insights, our commercial humidity calibration laboratories are built for one thing: exceptional accuracy you can trust.

As an ISO/IEC 17025 accredited facility, we deliver high-quality, traceable humidity calibrations using our industry-leading MBW CALIBRATION™ chilled mirror hygrometers — the same instruments trusted by National Metrology Institutes and humidity sensor manufacturers worldwide.

From routine calibrations to custom testing protocols, our labs support:
✅ Instrument manufacturers
✅ Quality assurance teams
✅ Research institutions
✅ Environmental monitoring systems

Whether you’re maintaining compliance or pushing measurement boundaries, we’ve got the tools, traceability, and technical expertise to support your mission.  Contact us.

Industries Served

Our expertise supports a wide range of industries and testing environments:
– Aerospace and altitude testing
– Automotive component test chambers
– Calibration and validation chambers
– Electronic reliability testing
– Military electronics testing
– Pharmaceutical stability chambers
– Plant growth chambers

We are experts and can perform a full range of international standards at our fully accredited laboratories.  Our ISO 17025 accredited labs can help you to achieve product compliance.

  • Compliance with regulatory and safety requirements
  • Traceability of measurements and calibrations to national standards
  • Technical competence of staff
  • Maintenance of test equipment
  • Validity and appropriateness of test methods
  • Appropriate handling and transportation of test items
  • Quality of testing environment and sampling
  • Meeting quality requirements of specialized customer

Humidity Measurement 

Our cost-effective humidity measurement solutions to monitor industrial and commercials environments:


INTERCOMPARISONS

Compare Our Calibration with Other Laboratories

Internationally, MBW has been at the heart of many of the key comparisons run by Euramet (MBW) by supplying hygrometers sent around in ‘loops’ to participating laboratories.

CCT-K6

  • Comparison of humidity standards: dew and frost point temperatures 2003 – 2010
  • Comparison Type Field: Key comparison in thermometry and humidity
  • Temperature: -50 °C to 20 °C
  • Status: Approved for equivalence, results available

EUROMET.T-K6

  • Comparison of humidity standards: dew and frost point temperatures 2004 – 2008
  • Comparison Type Field: Key comparison in thermometry, humidity
  • Temperature: -50 °C to 20 °C
  • Status: Approved for equivalence

Click here for more information.

CCT-K8

  • Comparison of realizations of local scales of dew-point temperature of humid gas 2016 – 2017
  • Comparison Type Field: Key comparison in thermometry, humidity
  • Temperature: 30 °C to 95 °C
  • Status: Measurements completed

Click here for more information.



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