Burkert 2/2-Way Proportional Valve, 3280
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277 725

Series: 3280 2/2-Way Proportional Valve Brand: Burkert Fluid Control Systems
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Burkert 2/2-Way Proportional Valve, 3280 Burkert 2/2-Way Proportional Valve, 3280 Burkert 2/2-Way Proportional Valve, 3280
  • Model - Positioner
  • Version - Standard Positioner (4-20 mA Signal)
  • Orifice Size - 2 mm
  • Port Connection - G 1/4”
  • Material - Stainless Steel

Specifications

Brand

Ambient Temperature Range

  • -10° to 60° C (14° to 140° F)

Applications

  • Flow

Approvals & Certifications

  • cULus Listed
  • UR

BSP Connection

  • G 1/2" Female
  • G 1/4" Female
  • G 3/8" Female

Communication

  • FOUNDATION Fieldbus

Consumption

  • Power (DN 2-6): 8 W, Max.
  • Power (DN 8, 10): 12 W, Max.
  • Power: < 1 W (Holding Position)

Duty Cycle

  • 100 % Duty Cycle - Depending on Fluid & Ambient Temperature

Electrical Connectors

  • M12 Plug (A-Coded, 8-Pin)
  • Process Controller: M12 Socket (A-Coded, 5-Pin)

Enclosure, Body Material

  • Fluid: Brass
  • Fluid: Stainless Steel
  • Polycarbonate (PC)
  • Polyphenylene Sulfide (PPS)

Environmental Protection

  • IP54

Frequency

  • Extension Sensor Input (Process Controller Digital): 5 to 2,000 Hz

Hysteresis

  • < 5 %

Indication

  • Status Display: LED

Input

  • Positioner Analog, Process Controller Analog (Setpoint): 0-20 mA
  • Proportional Valve (Setpoint): 800 Hz (PWM)
  • Proportional Valve, Positioner Analog, Process Controller Analog (Setpoint): 0-10 V
  • Proportional Valve, Positioner Analog, Process Controller Analog (Setpoint): 4-20 mA
  • Standard ON/OFF (Setpoint): 10-30 V (Log 1, Valve Open)
  • Standard ON/OFF, Positioner Analog, Process Controller Analog (Setpoint): 0-5 V (Log 0, Valve Closed)

Input Impedance

  • Analog Input (Proportional Valve, Positioner Analog, Process Controller): 60 ohms (Current)
  • Analog Input (Standard ON/OFF, Proportional Valve, Positioner Analog, Process Controller): 22 kΩ (Voltage)

Interface Connection

  • CAN

Media

  • Liquids
  • Neutral Gas

Mounting Position

  • Preferably with Actuator Upright

NPT Connection

  • 1/2" NPT Female
  • 1/4" NPT Female
  • 3/8" NPT Female

O-Ring Material

  • FKM
  • NBR

Orifice Size

  • 0.07" to 0.39" (2 to 10 mm)

Output

  • Digital Current Limit (Standard ON/OFF, Proportional Valve): 100 mA - Max.
  • Positioner Analog, Process Controller Analog: 0-20 / 4-20 mA - (560 ohms, Max.)
  • Positioner Analog, Process Controller Analog: 0-5 / 0-10 V - (10 mA - Max.)

Power Supply

  • 24 Vdc ± 10 %, Max.

Pressure Range

  • psi: 0 to 319 (kPa: 0 to 2,200, bar: 0 to 22)

Process Temperature

  • Fluid: 0° to 70° C (32° to 158° F)

Ratio

  • Span - 1:100

Repeatability

  • < 1 % of Full Scale

Response Time

  • Closure Time: 2.5 seconds (0 to 100 % Stroke)

Seat / Seal Material

  • Elastometer, Spindle: FKM
  • Elastometer, Spindle: NBR
  • Seal: EPDM

Sensitivity

  • < 1 % of Full Scale

Spindle Material

  • Stainless Steel

Viscosity

  • 600 mm²/sec (cSt) - Max.

Documentation

Data Sheets

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