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bürkert
 

    Pneumatic rotary drive

    Type 2051 / Ident No. 214530

    Produkt-Foto Typ 2051

    The depiction of the products may differ from the actual specific design.

    • Produkt-Foto Typ 2051
    • Produkt-Foto Typ 2051
    • 9000220897.jpeg

    Pneumatic rotary actuator

    • Modular program for mounting of quarter turn valves such as ball valves and butterfly valves
    • NAMUR and ISO 5211 interfaces
    • Position feedback (including Ex-Versions )
    • SideControl Positioner ready

    For selecting the correct product please refer to the technical data, images and notes for proper use according to the data sheet.

    Product description

    The 2051 pneumatic rotary drives are low maintenance single or double-acting pneumatic linear piston actuators where linear movement of the piston due to the pilot air causes a 90º rotation of the connected valve. Actuator-valve coupling is made via a universalI SO 5211 mechanical interface and the status of ball or butterfly valve can be monitore data control system through a range of rugged feedback switches. The drives can also be used as modulating control actuators by the addition of Bürkert’s range of Side Controlpositioners.


    Commodity Codes
    84819000
    Country
    DE

    Technical attributes

    Name
    Value
    Unit
    Type 2051
    Product sub-group On/off valves
    Control function A - single acting, spring close (CW)
    Control pressure max 8 bar
    Control pressure min 2.5 bar
    Temperature environment max 80 °C
    Temperature environment min -40 °C
    Angle of rotation 90 deg
    Valve function number of switching positions 2
    Actuator material Aluminium
    Piston seal material M-NBR
    Actuator size Size 30
    Amount of spring packages per side 6 pieces PCE
    Interface actuator/fitting flange F05/F07
    Interface actuator/fitting shaft 14 mm mm
    Control air connection type Internal thread
    Control air connection thread type G
    Control air connection diameter (inch) 1/8 inch
    Protection type (IP max. with suitable connector) 67
    Weight 1,870000 kg
    Show full table Collapse table

    Downloads

    Data Sheets

    Description
    Filesize
    Language / Country
    DTS Type 2051 data sheet | pneumatic rotary actuator 681.2 kB EN / EU
    DTS Type 2051 data sheet | pneumatic rotary actuator [US units] 1.8 MB EN / US
    DTS Typ 2051 Datenblatt | pneumatischer Schwenkantrieb 677.8 kB DE / DE

    User Manuals

    Description
    Filesize
    Language / Country
    MAN Operating Instructions Type 2051 8805 | Pneumatic swivel actuator 3.3 MB EN,FR,DE / EU

    EU Declaration

    Description
    Filesize
    Language / Country
    ABD EU-DoC|EU Declaration 1 MB EN,FR,DE
    Position
    Article Number
    Description
    770294 Bracket NAMUR SS VDI/VDE3845-ISO5211 F05
    787338 Mounting kit for quarter turn actuator
    Position
    Article Number
    Description
    01 770812 Spare-pats sealing-kit 2051-30

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