TESCOM™ 44-4700 Series Back Pressure Regulators

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TESCOM™ 44-4700 Series Back Pressure Regulators Original factory, brand new. Quick quotation....

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TESCOM™ 44 – 4700 Series Industrial Back – Pressure Gas Regulators
The 44 – 4700 series is an extremely sensitive high – purity back – pressure regulator suitable for specialty, flammable, and industrial gases in low – pressure and vacuum pressure control. The anti – leakage metal valve membrane seal ensures gas purity and prevents leakage. It is highly suitable for analytical systems, sampling systems, and pilot plants.
Specifications
– Maximum Inlet Pressure:
    – 50 mm Hg absolute – 15 psig [1 bar]
    – 50 mm Hg absolute – 50 psig [3.4 bar]
    – 50 mm Hg absolute – 100 psig [6.9 bar]
    – 50 mm Hg absolute – 150 psig [10.3 bar]
– Materials:
    – Body and Diaphragm: 316 stainless steel
    – Bonnet: Electroless nickel – plated
    – Valve Seat: Teflon®
    – Main Spring and Bias: 316 stainless steel
– Other Components: 316 stainless steel
– Ambient Operating Temperature: -40°F to 165°F / -40°C to 74°C
– Port Sizes and Types: 1/4″, 3/8″, SAE, NPTF, MS33649, HPIC
– Flow Capacity: Cv = 0.04, 0.30 available
– Load Type: Spring
– Weight: 2.75 lbs [1.2 kg]
– Other Information: For customized modifications or complete system solutions, please contact our staff.
Features
– The 316 stainless steel diaphragm provides metal – to – metal complete sealing and high sensitivity.
– A relatively large sensor seat area ratio offers low opening and closing pressure differentials and excellent repeatability.
– With a negative spring bias, it is suitable for vacuum systems.
– An adjustable restrictor can limit the maximum outlet pressure.
– Designs compliant with NACE can be provided.