![](https://pigsar.de/_Resources/Persistent/a/6/4/7/a64724530cfd7e351aad970b8264e550d5fb30fe/header-img_Eichung_Kalibierung_x2.jpg)
Meter proving and calibration
We test meters in accordance with all applicable codes and standards, the type approval certificate and the customer’s specifications and requirements.
![](https://pigsar.de/_Resources/Persistent/e/4/4/0/e440ec6480c04a06ae9d32e27733f9519cd78d6c/pigsar_eichung_zertifikat_gnw.png)
We will perform all tests with the maximum possible accuracy and utmost care be it according to German weights and measures law, the European Measuring Instruments Directive (MID), ISO/IEC 17025 or according to specific standards such as ISO 17089 or AGA9 (USM). As a state-approved GNW 45 test facility, pigsar™ is used for proving turbine, ultrasonic and vortex flowmeters installed at custody transfer points in accordance with the German Weights and Measures Act.
![](https://pigsar.de/_Resources/Persistent/f/0/2/d/f02db0fbed32f2c831b632d538b1c034c1b1c75e/pigsar_eichung_zertifikat_iso-iec.png)
pigsar™ has been accredited by DAkkS (Germany’s national accreditation body) according to ISO/IEC 17025 for the measurands "volumetric flow" and "mass flow". The test results are recognised around the world. You can find our accreditation certificate in the Download section.
![](https://pigsar.de/_Resources/Persistent/8/2/1/4/82146d1e0dfe32c42b6fda6952ad86f15cddf04f/pigsar_eichung_zertifikat_pigsar.png)
pigsar™ has been accredited by DAkkS (Germany’s national accreditation body) according to ISO/IEC 17025 for the measurands "volumetric flow" and "mass flow". The test results are recognised around the world. You can find our accreditation certificate in the Download section.
![](https://pigsar.de/_Resources/Persistent/e/c/2/7/ec279ecf6f3db783a76b72724f895e2e8e7681b0/pigsar_eichung_zertifikat_ptb.png)
Under PTB supervision we also perform tests for which PTB certificates and the PTB label are then issued.