No, the annubar is a different kind of differential pressure sensor; It is essentially a multiple pitot tube, which requires a different kind of calculation than an orifice plate....
Lire la suiteProSoft AFC flow computer modules implement the Bernoulli equation for measurement of fluid flow through concentric square-edged orifices. The Coefficient of Discharge in this equation is calculated by an appropriate Standard, which may, by option selection, be chosen as either A...
Lire la suiteFirst of all, be sure your processor is showing Local Time and that you have run the "Set Clock" routine from the AFC logic to synchronize the MVIxx-AFC Wallclock to the processor time.If the processor shows correct local time and the MVIxx-AFC shows GMT after the ...
Lire la suiteMVI69 modules require 800ma @ 5 volts and have a Distance Rating of 2 (slots from a power supply) MVI69E modules require 500ma @5 volts and have a Distance Rating of 4MVI69L modules require 450ma @ 5 volts and have a Distance Rating of 4The 24v requirements for all of these MVI ...
Lire la suiteThe Multiple Meter Streams options can be used to more efficiently compute flows through a single meter at a physical site that has different fluids flowing through the meter at different times. Since each Stream will have it's own meter configurati...
Lire la suiteOn bottom of the circuit board for any MVI products, you' ll find three jumper banks: COM1, COM2, and Setup.Each jumper position is labeled 232, 422 and 485....
Lire la suiteThe API-11 and API-12 calculations are available in ProSoft AFC Flow Computers, beginning with version 2.05. MPMS Ch 12 specifies, essentially, the necessary factors and calculational sequence for measuring liquids, and the general method of measurement using ...
Lire la suiteThe AGA Specifications include Part 1 "General Equations and Uncertainty Guidelines", dated 1990; Part 2 "Specification and Installation Requirements", dated 2000; Part 3 "Natural Gas Applications", dated 1992; and Part 4 "Background,...
Lire la suiteThe attached document describes the differences in the calculations when using AGA 3....
Lire la suiteThe AFC is not designed to receive a corrected flow input.However if the AFC is being used only for its accumulation and archive capabilities, then rather than the process temperature and pressure inputs, provide the meter's reference conditions as the AFC's temperature and press...
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