Hand operated valve symbol
Also called Handwheel valve, Manual valve
A hand operated valve is opened and closed manually with a handwheel, lever or gear. The symbol is used when the operator needs to see that the valve is manual.
What the hand operated valve symbol means
A hand operated valve is opened and closed manually with a handwheel, lever or gear. The symbol is used when the operator needs to see that the valve is manual.
How it is drawn
A valve body with a stem and a short bar across the top, the handwheel.
The hand operated valve symbol in each standard
Drawn as ISA 5.1 defines it, as on most US and international legends.
ISO 10628-2 does not draw actuators. Actuators come from ISO 14617-4, and how a valve is controlled is shown with the instrumentation, usually to IEC 62424.
German (DIN): Handbetätigte Armatur. See DIN P&ID symbols.
Where you see it on a P&ID
Where a manual valve has a duty that matters to operations, such as a remote-reachable or chain-operated valve.
Tag codes
The hand operated valve is commonly tagged:
- HV
Tag formats follow the project numbering procedure. For instruments, the letters follow ISA 5.1, explained on the instrument symbols page.
Related symbols
Frequently asked questions
What does the hand operated valve symbol look like on a P&ID?
A valve body with a stem and a short bar across the top, the handwheel.
What is a hand operated valve used for?
A hand operated valve is opened and closed manually with a handwheel, lever or gear. The symbol is used when the operator needs to see that the valve is manual. Where a manual valve has a duty that matters to operations, such as a remote-reachable or chain-operated valve.
What tag does a hand operated valve have?
It is commonly tagged HV. The exact tag format comes from the project numbering procedure and the legend sheets.
Is the hand operated valve symbol the same in ISA and ISO?
ISO 10628-2 does not draw actuators. Actuators come from ISO 14617-4, and how a valve is controlled is shown with the instrumentation, usually to IEC 62424. Companies vary the details, so always check the legend sheets at the front of the P&ID set.
What is the hand operated valve called in German?
Handbetätigte Armatur. On a German R&I-Fließschema it is drawn to DIN EN ISO 10628-2.
- In production since 2014
- Thousands of daily users
- On MODEC FPSO projects since 2016