Glossary
Control Valve Technician Terms & Vocabulary
15 essential control valve technician terms with plain-English definitions: the vocabulary you’ll hear in training and on day one.
Key control valve technician vocabulary
These 15 terms come up constantly in control valve technician training, on the job and in interviews. Knowing them helps you follow instructions, document accurately and sound prepared.
- Actuator
- Moves the valve.
- Bench set
- Actuator spring setup.
- Control valve
- Valve that regulates flow.
- DCS
- Distributed control system.
- Fail position
- Valve position on power loss.
- Leak test
- Checks seals.
- Lockout/tagout
- Energy isolation.
- P&ID
- Piping and instrumentation diagram.
- Packing
- Seals the stem.
- Positioner
- Sets valve position.
- Regulator
- Controls pressure.
- Rounds
- Scheduled equipment checks.
- SOP
- Standard operating procedure.
- Stroke
- Valve travel.
- Trim
- Internal valve parts.
Practice these terms
Test yourself with the free Control Valve Technician practice test: it includes vocabulary questions built from this list. For a complete course, see Control Valve Technician training.
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