- Model DFHV-1DSE - Digital High Volume Air Sampler



Model DFHV-1DSE digital high volume air samplers provide a durable brushless motor with the simplicity of operation and improved accuracy. This model features a motor cooling fan within the motor housing, digital flow measurement, elapsed time and accumulated volume measurement capability.

  • It has a bright LED display and a four button keypad and automatic flow control. The brushless motor eliminates the need to change brushes every 500 hours as required by brush type motors.
  • Various factory settable flow and volume engineering units are available for selection.
  • The pump is mounted on a rigid base with non-skid rubber feet.
  • The air sampler is supplied with a 4 inch (102 mm) diameter filter holder.
  • The DFHV-1DSE air sampling system is designed for continuous indoor use. Please consult the product specifications for the design temperature range and the installation category.

  • Display in English or metric units set at factory
  • Choices of flow/volume units:
    • SLPM: SL
    • SCMH: SCM
    • SCFM: SCF
  • State of the Art microprocessor electronics
  • Automatic Flow Control
  • Auto Shut-off on time or volume
  • Flowrate and volume totalizations displayed are corrected to a factory settable Reference Temperature and Pressure (4 options available)
  • Elapsed time meter
  • Auto zero calibration feature of flow sensor
  • Bright LED display
  • Flow rate accuracy within ± 4.0% F.S.
  • RS-232 Communication Port w/Operator selectable download frequency for real-time data
  • 220 – 240 VAC, 50/60Hz; single phase
  • Brushless motor

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