The instrumentation Switch inspection Checklist is used to validate the functionality of various switches used in process industries like a level switch, pressure switch, flow switch, etc.
Instrumentation Switch Inspection Checklist
- Instrument type and class per P&ID and specification
- Instrument tag(s) installed and correct
- Installation of sensor complete and correct
- Block and drain valves
- Pneumatic / hydraulic tubing leak tested
- Heat tracing / insulation / instrument housing
- Wiring correct
- Drawings marked up as-built
- HMI Graphic symbol and tag correct