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Ladder Logic for Flow Meter Totalizer

S Bharadwaj Reddy
This is a PLC Ladder Logic to calculate the flow rate and also count the total flow or totalizer. Flow Meter Totalizer By using some math, bit and comparator functions,...

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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