Burkert 2/2 and 3/2-Way Whisper Valve, 6724
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299 245

Series: 6724 2/2 & 3/2-Way Whisper Valve Brand: Burkert Fluid Control Systems
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Burkert 2/2 and 3/2-Way Whisper Valve, 6724 Burkert 2/2 and 3/2-Way Whisper Valve, 6724 Burkert 2/2 and 3/2-Way Whisper Valve, 6724 Burkert 2/2 and 3/2-Way Whisper Valve, 6724
  • Circuit Function - 2/2-Way Valve, Direct-Acting, Normally Closed
  • Orifice Size / Port Connection - 0.8 mm / Sub-Base
  • Pressure Range - -5 bar
  • Seal / Body Material - FFKM / PEEK
  • Voltage - 24 Vdc

Specifications

Brand

Ambient Temperature Range

  • FFKM: 15° to 50° C (59° to 122° F)
  • FKM, EPDM: 0° to 50° C (32° to 122° F)

Approvals & Certifications

  • Suitable for Food Industry: FDA
  • Oxygen Application: BAM Test Report
  • Suitable for Drinking Water: KTW (W270)

Cap Material

  • Liquid Crystal Polymer (LCP)

Consumption

  • Power: 1 W (No Further Power Reduction Possible)

Diaphragm Material

  • Medium Contact: EPDM
  • Medium Contact: FFKM
  • Medium Contact: FKM

Differential Pressure

  • psi: 29 to 72.5 (kPa: 200 to 500, bar: 2 to 5) - Max.

Duty Cycle

  • 100 % Duty Cycle Continuous Operation

Electrical Connectors

  • Plug Raster 0.078" (2 mm)

Electrical Contacts

  • Normally Closed
  • Normally Open

Enclosure, Body Material

  • Coil: Nickel-Plated
  • Fluid (Medium Contact): PEEK
  • Fluid (Medium Contact): Polyphenylene Sulfide (PPS)
  • Valve: Liquid Crystal Polymer (LCP)

Environmental Protection

  • IP40 According to IEC 60144

Flow Rate

  • Air: 10.7 to 28 QNn (L/min)
  • Water: 0.01 to 0.026 Kv (m³/hour)
  • Water: 0.012 to 0.03 Cv (GPM)

Frequency

  • Switching Noise: < 20 dB (A)
  • Switching Noise: 30 dB (A)

Media

  • Aggressive Gases & Liquids

Mounting Position

  • Preferably with Actuator Upright

Orifice Size

  • 0.03" to 0.04" (0.8 to 1.2 mm)

Power Supply

  • 12 Vdc
  • 24 Vdc

Pressure Range

  • Vacuum - psi: -72.5 to -29 (kPa: -500 to -200, bar: -5 to -2)

Process Temperature

  • FFKM: 15° to 50° C (59° to 122° F)
  • FKM, EPDM: 0° to 50° C (32° to 122° F)

Response Time

  • Switching Time (Opening, Closing): 3 ms (Pressure Buildup 0-10 %, 100-90 %)

Seat / Seal Material

  • Flange Seal: EPDM
  • Flange Seal: FFKM
  • Flange Seal: FKM

Solenoid Type

  • 2/2-Way
  • 3/2-Way

Tolerance

  • Voltage: ± 10 % (Including Residual Rippler)

UNF/UNC Connection

  • 1/4"-28 UNF

Viscosity

  • 21 mm²/sec, Max.

Documentation

Data Sheets

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