SG1 Series is a compact, lightweight high purity single-stage regulator for specialty and industrial gas flows of less than 10 SCFM / 283 SLPM. Sensitive, extra long-life metal diaphragm ensures gas purity and integrity. Suitable for laboratory and Point-of-Use Gas Systems in medical, pharmaceutical, food and beverage, and other high purity applications. This regulator is also ideal for process analyzer gases, metal fabrication and specialty and industrial gas cylinders.

Maximum Inlet Pressure

Cv = 0.06: 4500 psig / 310 bar
Cv = 0.2: 3000 psig / 207 bar

Outlet Pressure Ranges

15, 25, 50, 125, 250 psig
103, 172, 345, 862, 1724 kPa
1.0, 1.7, 3.4, 8.6, 17.2 bar

Body Material

316L Stainless Steel, Nickel-Plated Brass

Seat Material

PCTFE, Polyimide*
*Per ASTM D 6456-99 Type II Class 1M (Meldin® 7021 or Vespel® SP-21)

Seal

Teflon® or Buna-N

Diaphragm

316 Stainless Steel or Neoprene

Filter

10 micron nominal sintered Bronze
10 micron nominal sintered 316 Stainless Steel

Remaining Parts

Brass, 300 Series Stainless Steel

Port Size & Type

Inlet & Outlet: 1/4 NPTF
Accessories: 1/4 NPTF

Operating Temperature

PCTFE Seat: -40°F to 140°F / -40°C to 60°C
Polyimide* Seat: -40°F to 250°F / -40°C to 121°C

Flow Capacity

Cv = 0.06, 0.2

Load Type

Spring only

Weight

2.4 lbs / 1.1 kg

Additional Information

For custom modifications or a complete system solution, please contact your local sales office.