GENTEC® R21B Series Brass Regulator is a Diaphragm-Sensed Single-Stage High Purity regulator designed for use with analytical applications using non-corrosive gases.
Features
• Single-Stage Configuration
• Metal-to-Metal Seal
• Body Port Size: 1/4” NPT(F)
• 2” Pressure Gauge
EX: R21B | M | K - | D | I | K - | C590 - | 11 - | Options |
Series | Body Ports | Seat | Inlet Pressure Range | Outlet Pressure Ranges | Gauge | Inlet Connections | Outlet Connections | Blank: None |
R21B | G | K: PCTFE | D: 3000 psig | F: 0-500 psig | K: psig/kPa | 00: 1/4” NPT(F) | 00: 1/4” NPT(F) | D: Diaphragm Valve |
M | G: 0-250 psig | W: psig/bar | C346: CGA346 | 01: 1/4” NPT(M) | N: Needle Valve | |||
| Q | I: 0-100 psig | W: No Gauge | C320: CGA320 | 10: 1/8” GENLOK | R: Relief Valve | |||
K: 0-50 psig | C350: CGA350 | 11: 1/4” GENLOK | ||||||
L: 0-25 psig | C510: CGA510 | Other connections available | ||||||
Q: 30” Hg Vac-30 psig | C540: CGA540 | |||||||
S: 30” Hg Vac-100 psig | C580: CGA580 | |||||||
T: 30” Hg Vac-200 psig | C590: CGA590 | |||||||
C326: CGA326 | ||||||||
Other connections available |
• Maximum inlet pressure: 3000 psig
• Maximum outlet pressure: 500 psig
• Safety test pressure: 1.5 x Maximum inlet pressure
• Temperature range: -40˚F~165˚F (-40˚C~ 74˚C)
• Inboard leakage: 2 x 10-8 atm.cc/sec He
• Outboard leakage: 2 x 10-8 atm.cc/sec He inlet pressure: 1500 psig
• Maximum Cv: 0.14
• Weight: 2.2 lb
• Body: Nickel-Plated Brass Barstock
• Bonnet: Nickel-Plated Brass Barstock
• Seat: PCTFE
• Diaphragm: 316L Stainless Steel
• Adjusting Knob: ABS Plastic
• Semiconductor Industry
• Research Laboratories
• Process Analyzer
• Gas Chromatography
• Petrochemical Industry
• Power Plants
