ASTUTE SOLUTION CO.,LTD

TESCOM™ 44-4700 Series

TESCOM 44-4700 Series is an extremely sensitive, high purity, backpressure regulator for specialty, flammable and industrial gases for low pressure, and sub-atmospheric pressure control. Diffusionresistant metal diaphragm seal ensures gas purity and leak integrity.

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
Design Proof Pressure	150% maximum rated
Leakage	Internal: Bubble-tight
	External: ≤ 2 x 10-8 atm cc/sec He
Ambient Operating Temperature	-40°F to 165°F / -40°C to 74°C
Flow Capacity	Cv = 0.04
	Cv = 0.30 (optional)
Maximum Operating Torque	25 in-lbs / 2.8 N•m
Body	316 Stainless Steel
Bonnet	Electroless Nickel Plated Brass
Seat	PTFE
Spring Main Valve and Bias	316 Stainless Steel
Diaphragm	316 Stainless Steel
Remaining Parts	316 Stainless Steel
Cleaning	CGA 4.1 and ASTM G93
Weight (without gauges)	2.75 lbs / 1.2 kg

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44-4700 Series

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Astute Solution Co.,Ltd.
75/11-13 Soi Ramkhamhaeng 21 [Nawasri], Huamak,Bangkapi, Bangkok 10240 Thailand

Rayong Branch
267/318 Sukhumvit Rd., Maptaphut Mueangrayong, Rayong 21150

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Tel : +66-2318-3458 [Auto] , +66-3860-9023-5
Fax : +66-2318-3459
Email : sales@astute-soln.com

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