gauge pressure

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gauge pres·sure

pressure measured relative to ambient atmospheric pressure; at sea level, it is 1 atmosphere less than the pressure in the atmosphere. Compare: absolute pressure.
References in periodicals archive ?
With a choice of absolute pressures from 5 to 300 psi, gauge pressures from 1 to 10,000 psi, and three output ranges--0 to 100 mV, 0 to 5 V dc, and 4 to 20 mA--these transducers are compatible with most process-control equipment, according to the manufacturer.
offers ST 3000 Smart Pressure Transmitters for applications where flow, liquid level, gauge pressure, absolute pressure, and even vacuum must be precisely measured and controlled.