TESCOM™ DV Series Regulator Instruments
TESCOM™ DV Series Voltage Regulator Instrument The DV series is a compact and lightweight diaphragm voltage regulator that can provide a vacuum pressure control with an accuracy of up to 0.1%. The optional constant bleed function can regulate pressure in both directions. It is very suitable for instrument testing and equipment calibration. Specifications – Control Pressure Range: 760 – 50 mm Hg absolute value – Materials – Body: Brass or anodized aluminum – Diaphragm: Buna – N rubber, EPDM, Viton® – O – ring: Buna – N rubber, EPDM, Viton® – Other Components: 300 series stainless steel and brass – Operating Temperature – Buna – N rubber: -40°C to 74°C / -40°F to 165°F – EPDM: -40°C to 121°C / -40°F to 250°F – Viton®: -26°C to 74°C / -15°F to 165°F – Port Size and Type: 1/4 SAE, NPTF, MS33649; 1/8 NPTF – Flow Capacity: Cv = 0.25 – Load Types – Standard Vacuum (No Bleed) – Handwheel adjustment – Screwdriver adjustment – Recirculating valve cap handwheel adjustment – Recirculating valve cap screwdriver adjustment – Chamber load – Load Types – Standard Vacuum (Constant Bleed) – Handwheel adjustment – Screwdriver adjustment – Recirculating valve cap handwheel adjustment – Recirculating valve cap screwdriver adjustment – Weight – Brass: 2.4 lb / 1.1 kg – Aluminum: 1 lb / 0.5 kg Other Information – Controls sub – atmospheric pressure – Excellent repeatability – Precise diaphragm adjustment with an accuracy of ± 0.1% of full scale – High sensitivity up to 10 mm Hg absolute value, with a constant bleed option – Easy to maintain – Low operating torque – Provides recirculating valve cover and panel – mount options |