What is absolute pressure transmitter?
Absolute pressure (AP) transmitter measure relative to perfect (full) vacuum pressure (absolute zero pressure).Therefore, AP transmitters are not affected by fluctuations in the local atmosphere.All absolute pressure measurements are positive.The letter ‘a’ or the abbreviation ‘abs’ in the unit of measure(i.e., inH₂O(abs) or psia) indicates an absolute pressure measurement. How do absolute pressure sensors work? […]









