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  • Users: jojot
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  1. jojot

    liquid level control to proportional valve

    TRY USING A DIFFERENTIAL PRESSURE TRANSDUCER TO MEASURE LEVEL. TRANSDUCER ANALOG SIGNAL TO A UNIVERSAL CONTROLLER W/ 1 ANALOG INPUT AND 4-20mA ANALOG OUTPUT TO YOUR PROPORTIONAL VALVE.ADD AN ALARM OUTPUT FOR SAFETY. THIS ALARM MAY BE USED TO OVERIDE PROPORTIONAL CONTROL SIGNAL TO VALVE.
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