The sonic nozzle prover uses venturi-type critical flow nozzles as the means to determine actual gas volume passed through a meter under test. The prover can marry gas meter performance with local meter characteristics (meter type, reasons for removal or test, and meter location) and forward this information to a utility database or network.
All of our standards document are available in PDF (Portable Document Format), an electronic, downloadable format.You will be able to download the file in your account downloads.
After purchasing, you have the ability to assign each license to a specific user.
At any time, you are permitted to make printed copies for your and your members' reference use.