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TESCOM™ DV Diaphragm Regulator
DV-DA
DV Series is a compact, lightweight, diaphragm regulator that offers vacuum control up to 0.
1% accuracy. Optional constant bleed feature allows for pressure adjustment in both directions. Ideal for use in instrumentation testing and calibration equipment.
TESCOM™ DV Diaphragm Regulator

Specs

Controlled Pressure Range
760 - 50 mm Hg absolute
Material
Body: Brass or Nickel-plated Aluminum
Diaphragm: Buna-N, Ethylene Propylene, Viton®
O-Ring: Buna-N, Ethylene Propylene, Viton®
Remaining Parts
300 Series Stainless Steel & Brass
Operating Temperature
Buna-N: -40°F to 165°F / -40°C to 74°C
Ethylene Propylene: -40°F to 250°F / -40°C to 121°C
Viton®: -15°F to 165°F / -26°C to 74°C
Port Size & Type
1/4 SAE, NPTF, MS33649
1/8 NPTF
Flow Capacity
Cv = 0.25
Load Type: Standard Vacuum NO BLEED
Handknob adjust
Screwdriver adjust
Captured bonnet Hand adjust
Captured bonnet Screw adjust
Dome loaded
Load Type: Standard Vacuum CONSTANT BLEED
Handknob adjust
Screwdriver adjust
Captured bonnet Hand adjust
Captured bonnet Screw adjust
Weight
Brass: 2.4 lbs / 1.1 kg
Aluminum: 1 lb / 0.5 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.

Features

  • Controls sub-atmospheric pressure
  • Excellent repeatability
  • Accurate diaphragm-type regulation ± 0.1% full scale accuracy
  • High sensitivity of 10 mm Hg absolute achieved with constant bleed option
  • Easy maintenance
  • Low operating handknob torque
  • Captured bonnet and panel mounting options are available