HP 741
HP 742
HP 743
HP 721
HP 722
HP 723
HP 701
HP 702
HP 703
 
GP 401
GP 402
GP 403
GP 404
GP 405
8700
HP 750            
   
 
   
 
A stainless steel pipeline regulator for pipeline and other Z
applications up to 3000 PSIG inlet pressure.
The Model HP 743 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 Stainless Steel - 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 or back 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 743 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)
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)