Accredited Calibrations
We offer high-quality calibrations, DAkkS-accredited according to ISO/IEC 17025, in our unique Techmetrics calibration laboratory with lowest measurement uncertainties:
Frost / Dew Point Temperature in the range -40 °C to +95 °C
Calibration with our thermodynamic humidity generators using primary method in accordance with Techmetrics calibration guideline TM-KV01. Techmetrics offers two different performance types (primary levels) with different measurement uncertainties for you to choose from:
Measurement uncertainties primary level 1:
- -40 °C to -25 °C: 70 mK
- -24 °C to +85 °C: 30 mK
- +86 °C to +95 °C: 40 mK
Measurement uncertainties primary level 2:
- -40 °C to -21 °C: 70 mK
- -20 °C to +80 °C: 50 mK
- +81 °C to +95 °C: 70 mK
Calibration of:
- Chilled Mirror Hygrometer
- Dew Point Hygrometer
- Dew Point Transmitter
- Dew Point Sensors
We calibrate all manufacturers and carry out extensive device checks on RH Systems and MBW devices free of charge!
We carry out adjustments on customer request.

NEW!!!
Frost Point Temperature down to -100 °C
(as factory calibration - outside of accreditation)

Temperature in the range -90 °C to +250 °C
Calibration at the ice point at 0.000 °C
and in liquid baths by comparison with reference thermometers,
according to the calibration guideline DKD-R 5-1, edition 11/2023.
Measurement uncertainties:
- ice point: 5 mK
- calibration bath: 20 mK
Calibration of:
- Chilled Mirror Hygrometer with external Temperature sensor
- Dew Point Hygrometer with external Temperature sensor
- Resistance thermometer (e.g. Pt-100)
- Temperature Transmitter
- Digital Thermometers
We calibrate all manufacturers and carry out extensive device checks on RH Systems and MBW devices free of charge!
We carry out adjustments on customer request.
relative Humidity in the range 1 % to 98 % at -30 °C to +130 °C
Calibration with our thermodynamic humidity generators using primary method and liquid baths in accordance with Techmetrics calibration guideline TM-KV01. Techmetrics offers two different performance types (primary levels) with different measurement uncertainties for you to choose from:
Measurement uncertainties primary level 1:
- -30 °C to 0 °C: 0.07 % + 0.007 ∙ value
- 0 °C to 130 °C: 0.02 % + 0.003 ∙ value
- frost/dew point temperature range: -40 °C to 95 °C
Measurement uncertainties primary level 2:
- -30 °C to 0 °C: 0.07 % + 0.0070 ∙ value
- 0 °C to 130 °C: 0.05 % + 0.0035 ∙ value
- frost/dew point temperature range: -40 °C to 95 °C
Calibration of:
- Chilled Mirror Hygrometer with Temperature sensor
- Dew Point Hygrometer with Temperature sensor
- Dew Point Transmitter with Temperature sensor
We calibrate all manufacturers and carry out extensive device checks on RH Systems and MBW devices free of charge!
We carry out adjustments on customer request

Factory Calibrations
Outside of our accreditation, we offer factory calibrations of other measurands:

Pressure in the range 0 to 10 bar (Gauge and Absolute)
Calibration by comparison with a pressure controller.
Calibration of:
- Chilled Mirror Hygrometer with Pressure sensor
- Dew Point Hygrometer with Pressure sensor
- Pressure Transmitter
- Digital Pressure Instruments
- Humidity Generators
We calibrate all manufacturers!
We carry out adjustments on customer request.
973-SF6 Analyzers
Inspection and calibration of 973-SF6 analyzers
Calibration scopes:
-measuring head pressure
-inlet pressure
-internal tank pressure
-frost/dew point temperature
-SF6 (sulphur hexafluoride)
-SO2 (sulphur dioxide), if option available
