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Calibration scope in the in-house calibration laboratory

Calibrations in our calibration laboratory in Niederstetten

Air flow (volume flow QV, mass flow QM)

Calibration laboratory accredited by DAkkS according to DIN EN ISO/IEC 17025:2018. The accreditation only applies to the scope of accreditation listed in the D-K-21444-01-00.

Measurement rangeMeasurement conditions / proceduresMeasurement accuracy
20 ml/h to 5000 ml/h
22 mg/h to 5700 mg/h
Double piston device
(currently not available)
From 0.22 % (QV)
From 0.18 % (QM)
0.005 m³/h to 4000 m³/h
0.006 kg/h to 4500 kg/h
Critically operated nozzlesFrom 0.24 % (QV)
From 0.20 % (QM)
0.6 m³/h to 1600 m³/h
0.7 kg/h to 1800 kg/h
Low pulsation rotary gas meterFrom 0.25 % (QV)
From 0.22 % (QM)
130 m³/h to 3750 m³/h
140 kg/h to 4300 kg/h
Turbine gas meterFrom 0.26 % (QV)
From 0.23 % (QM)
0.0001 m³/h to 13 m³/h
0.0001 kg/h to 15 kg/h
Laminar Flow ElementsFrom 0.60 % (QV)
From 0.60 % (QM)
5 m³/h to 2000 m³/h
6 kg/h to 2300 kg/h
Laminar Flow ElementsFrom 0.45 % (QV)
From 0.45 % (QM)
2000 m³/h to 10000 m³/h
2300 kg/h to 11500 kg/h
Prandtl tubeFrom 0.40 % (QV)
From 0.40 % (QM)

Pressure (Absolute pressure, differential pressure, relative pressure)

DAkkS accreditation has been applied for. Subject to changes.

Measurement sizeMeasurement rangeMeasurement conditions / proceduresMeasurement accuracy
Absolute pressure PA0.15 bar to 10 barDAkkS-DKD-R 6-1From 0.5…2,2 mbar
Differential pressure0 hPa to 600 hPaDAkkS-DKD-R 6-1From 0.03…0.10 %
Relative pressure PR-1 bar to 0 barDAkkS-DKD-R 6-1From 0.03 … 0.10 %
Relative pressure PR0 bar to 10 barDAkkS-DKD-R 6-1From 0.03 … 0.10 %
Relative pressure PR10 bar to 600 barDAkkS-DKD-R 6-1From 0.07 %

Temperature T

DAkkS accreditation has been applied for. Subject to changes.

Measurement rangeMeasurement conditions / proceduresMeasurement accuracy
> 0 °C to 90 °C
Test medium water
DAkkS-DKD-R 5-1
Measurement in thermostatted bath
From 0.065 K
– 20 °C to 180 °C
Test medium oil
DAkkS-DKD-R 5-1
Measurement in thermostatted bath
From 0.065 K

Relative humidity rH

DAkkS accreditation has been applied for. Subject to changes.

Measurement rangeMeasurement conditions / proceduresMeasurement accuracy
0 % to 95 %Comparison with reference hygrometerFrom 1.5 % rH

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