ISO/IEC 17025 Accredited Humidity Calibration Laboratory
ISO/IEC 17025 Accredited Humidity Calibration Laboratory
Precision Humidity & Dew Point Calibration for Critical Measurements
Accurate humidity and dew point measurements are essential for maintaining product quality, process reliability, regulatory compliance, and laboratory confidence. The Process Insights Humidity Calibration Laboratory provides ISO/IEC 17025 accredited calibration services for relative humidity, dew point, frost point, and temperature using industry-leading MBW chilled mirror reference standards.
Located in Fellbach, Germany, our DAkkS-accredited laboratory delivers internationally recognized calibration certificates through the ILAC Mutual Recognition Arrangement (ILAC MRA), ensuring worldwide traceability and acceptance of calibration results.
WE ARE An Accredited DAKKS LABORATORY
Process Insights GmbH, Calibration Center in Fellbach, Germany 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.
This accreditation goes beyond a simple certification. It guarantees that a lab operates with verified competence and reliability. Independent auditors regularly evaluate accredited laboratories, thoroughly reviewing their staff qualifications, equipment maintena
What is An Accredited DAkkS Laboratory?
An Accredited DAkkS Laboratory is a testing or calibration laboratory that has been independently assessed and approved by the German Accreditation Body (DAkkS) to perform specific measurements and calibrations according to the international standard DIN EN ISO/IEC 17025.
SALES | TRAINING INQUIRIES
AMERICAS: info.americas@process-insights.com
EMEAI (includes India): info.emeai@process-insights.com
APAC: info.apac@process-insights.com
CHINA: info.cn@process-insights.com

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.
What does that mean in practical terms?
A DAkkS-accredited laboratory has demonstrated that it:
Has technically competent personnel
Uses validated measurement and calibration methods
Maintains traceable measurement standards
Operates under a rigorous quality management system
Produces reliable, repeatable, and unbiased results
Is regularly audited by an independent accreditation authority
Once procedures, and quality management systems. As a result, these audits ensure each calibration is both dependable and traceable to global standards.
Calibration Services for Process Instruments: Best Practices and Standards
Humidity Measurement Solutions
Our MBW products and solutions deliver high value to our customers, improve safety, meet compliance, and protect your assets, personnel, and the environment.
Precision Chilled Mirror Dew Point Hygrometers
Why Humidity Calibration Matters
Humidity measurement directly affects:
- Product quality
- Pharmaceutical manufacturing
- Semiconductor production
- Battery manufacturing
- Climate chamber validation
- Environmental testing
- Industrial gas quality
- Compressed air systems
- Laboratory accreditation
- Manufacturing consistency
Regular calibration reduces measurement uncertainty, improves confidence in analytical results, and supports compliance with quality management systems.
Our Accredited Calibration Services
Relative Humidity Calibration
Calibration of:
- Relative humidity transmitters
- Humidity probes
- Hygrometers
- Environmental monitoring systems
- Climate chamber sensors
- Process humidity sensors
Applications include:
- Cleanrooms
- Environmental chambers
- Pharmaceutical manufacturing
- Electronics production
- Research laboratories
Dew Point Calibration
Precision calibration for:
- Dew point transmitters
- Dew point hygrometers
- Moisture analyzers
- Portable dew point meters
- Industrial gas moisture instruments
Applications include:
- Compressed air systems
- Hydrogen production
- Natural gas
- Specialty gases
- Semiconductor manufacturing
Frost Point Calibration
Our laboratory provides high-accuracy frost point calibration for:
- Ultra-low humidity applications
- Cryogenic processes
- Industrial gas systems
- Environmental testing
Temperature Calibration
Calibration services include:
- Platinum resistance thermometers
- Reference thermometers
- Temperature probes
- Temperature transmitters
Why Chilled Mirror Technology?
Chilled mirror hygrometers are considered the reference technology for humidity calibration because they measure dew point directly rather than estimating humidity from sensor response.
Advantages include:
- Direct thermodynamic measurement
- Excellent long-term stability
- Minimal drift
- High repeatability
- Low uncertainty
- Superior traceability
This makes chilled mirror technology the preferred reference for calibrating humidity and dew point instruments across industry and research.
Calibration Capabilities
Our laboratory performs:
- Relative Humidity Calibration
- Dew Point Calibration
- Frost Point Calibration
- Temperature Calibration
- Chilled Mirror Hygrometer Calibration
- Calibration of Selected Third-Party Instruments
- Factory Service & Repair
- Preventive Maintenance
- On-Site Calibration Services
- Gecko R2™ Software Support
- TempControl™ Software Support
Industries We Serve
Our humidity calibration laboratory supports:
- Semiconductor Manufacturing
- Pharmaceutical & Biotechnology
- Battery Manufacturing
- Aerospace
- Automotive
- Industrial Gas Producers
- Calibration Laboratories
- National Metrology Institutes
- Chemical Manufacturing
- Environmental Testing
- Research & Development
Internationally Recognized Calibration
Every calibration certificate is fully traceable to SI units through internationally recognized reference standards.
Our laboratory supports organizations requiring:
- ISO 9001
- ISO/IEC 17025
- GMP
- GLP
- FDA-regulated manufacturing
- Aerospace quality systems
- Semiconductor quality programs
Through the ILAC Mutual Recognition Arrangement (ILAC MRA), our calibration certificates are accepted internationally, helping reduce duplicate calibrations and simplify global compliance.






