Depends on the ambient temperature - need a chart for details
You should generally sail with high pressure, as low pressure often brings storms.
If the pressures are always equal running, the compressor is bad and would need replaced
low on freon or too high pressure or thermostat
70
70
if you are talking about A/C, then the small connector is high pressure and larger connector is low pressure., low side 80 lbs .( this is static ), low side 35 lbs a/c running, high 200 to 300 lbs.
Wind moves from high pressure to low pressure. Air always moves from areas of high pressure to areas of low pressure in an attempt to equalize pressure differences.
the thut
Low pressure.
The pressure is low today.
High pressure, and low temperature.High pressure, and low temperature.High pressure, and low temperature.High pressure, and low temperature.
Low pressure - cyclone High pressure - anticyclone