HP 741
HP 742
HP 743
HP 721
HP 722
HP 723
HPI 100C
HPI 120C
HPI 500LC
HPI 300
HPI 600
HP 701
HPI 100L
HPI 300L
HPI 600L
HPI 400L
GP 401
GP 402
GP 403
GP 404
GP 405
8700
HP 750        
   
 
   
 
A two stage stainless steel cylinder regulator for constant delivery
pressure from full to near empty cylinder conditions.
The HP 742 is suitable for:
  • Corrosive gas applications
  • High purity gas applications
  • Research sample systems gases
  • Process analyzers gases
  • Gas chromatography gases
  • EPA protocol mixer gases
  • Laser gas systems
  • Emission monitoring systems gases

Recommended for corrosive gases or purity levels of
Grade 6.0 (99.9999) and higher.

MATERIALS  
Body
316L Stainless Steel Barstock
Bonnet Chrome Plated Brass Barstock
Diaphragm 316L Stainless Steel
Nozzle 316L Stainless Steel
Seat PTFE Teflon
Seals PTFE Teflon
Filter Sintered S.S. - 10 Micron
Seat Return Spring 316L Stainless Steel
Adjusting Knob ABS Plastic

FEATURES

  • 1-11/16 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
  • One piece encapsulated seat design includes a sintered
    filter to protect the seat from particulate contamination
  • Chrome plated bonnet, 316L body and fittings
  • 2 stainless steel dual scale gauges (psi/bar)
  • 1 x 10-9 cc/sec. inboard helium leak rate maintains gas
    purity levels
  • Maximum inlet 3000 PSIG
  • Front panel mountable

Related Options
Captured Vent Kit P/N: 9100875
Front Panel Mount Kit P/N: 9100871

   
  ORDERING INFORMATION
 
HP_ _ _ - xxx - xxx - xx - xxxxx
MODEL
NUMBER
DELIVERY PRESSURE
DELIVERY (OUTLET GAUGE)
CGA INLET OUTLET FITTING ASSEMBLY/OPTIONS
HP 742 0-15 psi (30" Hg Vac-30 psi/2 bar)
0-50 psi (30" Hg Vac-100 psi/7 bar)
0-125 psi (30" Hg Vac-200 psi/14 bar)
0-250 psi (400 psi/28 bar)
0-500 psi (1000 psi/70 bar)
240, 540
320, 580
326, 590
330, 660
346, 705
350
000 (1/4 FNPT)
001 (1/4 MNPT)
A) Diaph. Valve (F) 1/4"
B) 1/4 MNPT
C) 1/4 FNPT Port
D) 1/4 Tube Fitting
E) 1/8 Tube Fitting
2) He Leak Cert. (Inboard)
3) No Gauges
4) With Relief Valve
5) He Leak Cert. (Outboard)