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Formula to Calculate Process Variable from 4-20mA

S Bharadwaj Reddy
How to Calculate Process Variable from 4-20mA current loop output of a field transmitter. Check the formula to find out Process variable (PV). Calculate Process Variable from 4-20mA   Formula...

Formula to Calculate 4-20 mA from Process Variable

S Bharadwaj Reddy
How to Calculate 4-20mA current loop from Process Variable value of a field transmitter. Check the formula to find out equivalent 4-20mA signal from Process Variable. Calculate 4-20mA from Process Variable Formula :...

Why 4-20 mA Standard is so popular ?

S Bharadwaj Reddy
4-20 mA Standard 4-20mA has an inherent ‘live zero’. Zero engineering units is 4.0mA, not 0.0mA. 0.0mA indicates an open circuit, a failure or a fault mode like cut wires...

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