About: http://webisa.webdatacommons.org/339570342

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	sensor into an electrical signal whose character is a function of the differential pressure (DP), that is the difference between the sensed high and low fluid pressures.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com