VALVE CLOSING ACTUATOR
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS313829
Definition | A <VALVE CLOSING ACTUATOR> is a <CONTROLLED VALVE ACTUATOR> that only closes a valve |
ISO number | 23392 |
RDS number | RDS313829 |
Source | NORSOK CAD symbol libraries, Z-CR-004, draft 3, October 1996: IVA183 |
Instrumentation |