This Emerson user manual explains gas flow measurement methods and calculations for the D301224X012 flow computer.
The Flow Measurement User Manual provides an overview of gas flow measurement based on AGA and API guidelines for Emerson's D301224X012 flow computer. It covers the theory behind turbine and orifice meters, compressibility calculations, and the application of industry standards.
The document is organized into sections on natural gas measurement, compressibility factors, industry standard applications, and contract requirements for electronic flow computers. Detailed equations, correction factors, and example contracts are included to guide accurate billing and compliance.