NZS 5425.3.2 PDF

Code of practice for CNG compressor and refuelling stations – Metering devices – Division 3.2 Installation and operation of on-line metering devices

NZS 5425.3.2 – Code of practice for CNG compressor and refuelling stations – Metering devices – Division 3.2 Installation and operation of on-line metering devices

Deals with on-line metering devices fitted to the fill line and measuring the quantity of CNG which has passed through the refuelling line during a specific filling operation. Covers requirements for the installation and the operation of these instruments in relation to the operating principle. Apart from the quantity, the pressure at the end of filling has to be measured and displayed.