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3271

Pneumatic actuator

USAGE

  • On/off service
  • Throttling service
  • Pressure swing adsorption (PSA)

ACTUATOR MOTION
Linear

RATED TRAVEL
7.5 mm to 250 mm

SUPPLY
Pneumatic

VERSION
Standard

FAIL-SAFE ACTION
Reversible

Special features

  • Single-acting linear actuator with rolling diaphragm and internal springs
  • Diaphragm areas from 120 to 2x2800 cm²
  • Low overall height
  • Powerful thrust at high stroking speed
  • Low friction
  • Various bench ranges by varying the number of springs or their compression
  • No special tools required to change the bench range or reverse the direction of action (also version with handwheel)

Accessories

Options

  • Version with side-mounted handwheel
  • Travel stop

Information

  • AB 0100

    Tightening torques · Lubricants · Tools
    for Type 3241, Type 3244, Type 3246, Type 3248, Type 3510, Type 3321, Type 3321CT, Type 3323, Type 3271, Type 3277, Type 3371, Type 3372, Type 3571, Type 3251, Type 3253, Type 3254, Type 3256, Type 3259, Type 3281, Type 3286, Type 3291, Type 3296, Type 3349 and Type 3275
    [EN][DE]
  • AB 07

    Vent Plugs
    [EN][DE]
  • AB 12

    Choke Valve
    [EN][DE]
  • T 8300

    Informations Sheet:
    Actuators
    Pneumatic, electric and electrohydraulic actuators for control valves and butterfly valves
    [EN][DE][ES][PL]
  • T 8310-1/4/5/6

    Pneumatic actuators up to 750v2 cm²
    Type 3271 · Type 3277 for integral positioner attachment
    [EN][DE][ES][FR][PL]
  • T 8310-2/7

    Type 3271 Pneumatic Actuators
    1000, 1400-120, 2800 and 2x 2800 cm²
    [EN][DE][FR]
  • T 8310-3

    Type 3271 Pneumatic Actuator 1400-60 cm²
    [EN][DE][FR]
  • T 8310-8

    Type 3271 Pneumatic Actuator
    1400-250 cm²
    [EN][DE][FR]

Support

  • EL 8310-6

    Spare parts list for Type 3271/3277 (240, 350, 700 cm²)
    [EN][DE][RU]
  • EL 8310-1

    Spare parts list for Type 3271/3277 (120 cm²)
    [EN][DE]
  • EL 8310-4

    Spare parts list for Type 3271/3277 (355v2 cm²)
    [EN][DE][RU]
  • EL 8310-5

    Spare parts list for Type 3271/3277 (175v2 and 750v2 cm²)
    [EN][DE][RU]
  • EL 8310-7

    Type 3271 (1400-120, 2800 and 2 x 2800 cm²) Pneumatic Actuator
    [EN][DE][RU]
  • EL 8310

    Spare parts list Type 3271
    [EN][DE][PT][ES][FR][IT][ET]
  • EL 8310-3

    Spare parts list for Type 3271 (1400-60 cm²)
    [EN][DE]
  • EL 8310-8

    Spare parts list for Type 3271 (1400-250 cm²)
    [EN][DE]
  • EL 8310-2

    Spare parts list for Type 3271 (1000 cm²)
    [EN][DE]

DXF file from data sheet

  • R 0003

    Compressors made of NBR (nitrile rubber), SAMSON item no. 0320-0812, used in Type 3271, 700 cm² and 1400-60 cm²
    [EN][DE]
  • R 0002

    Instructions on the Safe Handling of SAMSON Diaphragms According to the REACH Regulation 1907/2006
    [EN][DE]

Certificates

Only up-to-date documents are shown in the product selector. Check the documentation site for a list of all documents available.

Show all documents for Type 3271
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