TESCOM™ DA SERIES PRESSURE REGULATOR INSTRUMENTATION

DA Series absolute pressure reducing regulator is designed with an elastomeric diaphragm and provides accuracy to +/- 0.1 psig / 0.007 bar. This regulator may be used to reduce pressure from a supply source up to 4500 psig / 310 bar into a vacuum environment. Ideal for use in instrumentation testing and calibration equipment.

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TESCOM DA Series

Specifications

Maximum Inlet Pressure 4500 psig / 310 bar
Outlet Pressure Ranges 50 mm Hg absolute – 15 psig / 1.0 bar
50 mm Hg absolute – 50 psig / 3.4 bar
50 mm Hg absolute – 100 psig / 6.9 bar
50 mm Hg absolute – 350 psig / 24.1 bar
Design Proof Pressure 150% maximum rated
Leakage Internal, Bubble-tight
Operating Temperature -15°F to 140°F / -25°C to 60°C
Flow Capacity Cv = 0.06
Maximum Operating Torque 30 in-lbs / 3.4 N•m
Body Brass or Nickel Plated Aluminum
Diaphragm Nitrile, Buna-N, Ethylene Propylene, or FKM (Viton®-A)
Seat PTFE ( Inlet 500 psig / 34.5 bar maximum), CTFE, or Polyimide (Vespel®)
Friction Sleeve (inner) PTFE
Friction Sleeve (outer) 316 Stainless Steel
Filter (40 micron) 316 Stainless Steel
Remaining Parts 300 Series Stainless Steel
Cleaning CGA 4.1 and ASTM G93
Weight (without gauges) Brass: 2.4 lbs / 1.1 kg
Aluminum: 1 lb / 0.5 kg

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