PSI Gauge is the pressure from gauge, it equals PSI Absolute + 1 atmosphere pressure.
Suppose at the sea level, the atmosphere pressure is standard atmosphere, which is 14.7 PSI, so:
PSIG = PSI + 14.7 (at sea level).
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PSI Gauge is the pressure from gauge, it equals PSI Absolute + 1 atmosphere pressure.
Suppose at the sea level, the atmosphere pressure is standard atmosphere, which is 14.7 PSI, so:
PSIG = PSI + 14.7 (at sea level).
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