About: http://webisa.webdatacommons.org/201650078

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	From what I understand from your posts it reads microns when connected to vacuum and all the functions work fine except the display reads oil in tiny print.
http://www.w3.org/ns/prov#wasQuotedFrom	hvac-talk.com