Valve positioner
AssigneeMetso Flow Control Oy
InventorsTero IHALAINEN, Juha YLI-PETÄYS
Life of this patent
Estimating the term…
Abstract
A smart valve positioner is provided with a local user interface with non-mechanical touch buttons and a display inside a positioner housing under a housing cover for locally operating the valve positioner. The touch buttons are user-operable by touching the touch buttons when the housing cover is open. The housing cover is arranged to make the touch buttons user-operable from outside the housing by touching the housing cover, when the housing cover is closed.
Claims17
A smart valve positioner comprising a housing and a housing cover, the housing encompassing control circuitry connectable to a field control line, and a local user interface with one or more buttons and optionally a display inside the housing under the housing cover for locally operating the valve positioner, wherein the local user interface comprises one or more non-mechanical touch buttons enclosed inside the housing, and the housing cover is configured to make the touch buttons user-operable from outside the housing by touching the housing cover.
A valve assembly comprising
- a valve;
- an actuator;
- and
- a smart valve positioner;
- the smart valve positioner further comprising a housing and a housing cover, the housing encompassing control circuitry connectable to a field control line, and a local user interface with one or more buttons and optionally a display inside the housing under the housing cover for locally operating the valve positioner, wherein the local user interface comprises one or more non-mechanical touch buttons enclosed inside the housing, and the housing cover is configured to make the touch buttons user-operable from outside the housing by touching the housing cover.
(canceled)
Dependencies are inferred from the claim text.