PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Automated hydraulic ESD at the choke valveAn ESD, PSD or Safety Instrumented System is a set of components, logic solvers and final control elements arranged for the purpose of taking a process to a safe state when predetermined conditions are tripped.
http://www.w3.org/ns/prov#wasQuotedFrom
  • valvemagazine.com