Description
Harris® HP 742 CGA 660 Two Stage Stainless Steel Corrosive Gas Regulator – Corrosive Gas 742015660B
The Harris® HP 742-015-660B specialty gas regulator is a two stage, stainless steel, high purity regulator with CGA 660 (corrosive gas) inlet and stainless steel 1/4 inch MNPT outlet. It features a 316L stainless steel diaphragm and a one piece encapsulated seat with sintered filter to prevent contamination. The HP 742 is recommended for corrosive gases and other spec gases where purity levels exceed Grade 6.0 (99.9999%) and higher. It is ideal for laboratory and research applications where corrosive or ultra high purity gases are being used. Is is designed for use in gas chromatography, EPA protocol, laser gas and emission monitoring.
Features
Two Stage design ensures constant delivery pressure, regardless of gas cylinder pressure drop.
Stainless Steel CGA 660 Corrosive Gas inlet (Chlorine, Nitric Oxide, Sulfur Dioxide etc..)
Stainless Steel 1/4 inch MNPT outlet (installed)
1-11/16 inch 316L stainless steel diaphragm eliminatescontamination from diffusion or outgassing
316L stainless steel body and fittings; chrome plated bonnet
One piece encapsulated seat design includes asintered filter to protect the seat from particulatecontamination
2 inch dual scale stainless steel gauges (psi/bar)
Designed to 1 x 10-9 cc/sec. inboard helium leak rate tomaintain gas purity levels
Front or back panel mountable
Maximum inlet 3000 PSIG
External relief valve standard
Available with delivery pressures up to 500 PSIG. (Please specify above)
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