$452.75
Model 356 dual Argon/Helium/Nitrogen flowmeter regulator is capable of providing two separate independent flows from one common gas source. It is equipped with two Model 55-2 flowmeters that can be set at different flow rates. It is ideal for back purging, trail purging and/or other dual applications. This model features sensitive needle valves for fingertip control and durable, easy-to-read, flow tubes and covers. It is equipped with a tamper-proof, self-reseating, high pressure relief safety valve. The Regulator features a brass body, 2 in. brass dual scale gauge and one-piece encapsulated steel design with internal filter and PTFE Teflon seat. It has a 5/8 in. – 18 in. (F) outlet connection. This model is UL listed.
• Flowmeter is UL listed and provides two separate flows from one common gas source
• Regulator is compensated at 20 PSIG
• Brass body and painted zinc bonnet for longer service life
• Neoprene diaphragm for better pressure control
• 2 in. Brass dual scale easy-to-read gauge
• One-piece encapsulated seat design with internal filter to protect the PTFE Teflon seat from particulate contamination
• Durable cover and easy-to-read flow tube
• Provides accurate flow control to 140 SCFH
• Equipped with two Model 55 flowmeters that can be set at different flow rates
• Sensitive needle valve for fingertip control permits highly accurate flow settings
| Body Ports | Brass |
| Bonnet | Gold painted zinc |
| Certification | CGA E-4 UL® listed |
| Compensated PSIG | 20 |
| Diaphragm | Neoprene |
| Duty | Dual heavy |
| Equipped With | Model 55-2Ar/He 70 RH 1/4 in. NPT (M) Flowmeter – PN 5400619 Model 55-2Ar/He 70 LH 1/4 in. NPT (M) Flowmeter – PN 5400620 |
| Flow Capacity (SCFH) | 10 – 45 (10 – 140) |
| Gas / Gas Service | Argon Helium Nitrogen |
| Gauges | 2 in. Brass dual scale |
| Inlet Connection | CGA 580 |
| Maximum Inlet Pressure (PSIG) | 3000 |
| Outlet Connection | 5/8 in. – 18 (F) |
| Recommended Items/Accessories | Inert Gas Hose – Single Black BxB R-grade 3/16 in. x 10 ft. – PN 4300138 |
| Seat | PTFE Teflon® |
| Supply Pressure Gauge (PSIG) | 4000 |
| Warranty | 7 Years |