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These Variable Area type Flow Meters utilize a spring and piston type assembly. Differential pressure caused by flow between the metering cone and the piston/magnet assembly moves the piston against a retaining spring.
These Variable Area type Flow Meters utilize a spring and piston type assembly. Differential pressure caused by flow between the metering cone and the piston/magnet assembly moves the piston against a retaining spring.
Features
| Accuracy | ±5% of full scale |
| Repeatability | ±1% |
| Pressure Rating | 325 PSI (22.4 bar) Maximum Meters with Type 1 PVC fitting subject to normal PVC system ratings |
| Temperature Range | 32 to 250°F (0 to 121°C) 32 to 140°F (0 to 60°C) for meters with Type 1 PVC fittings |
| Fittings/Threads | NPT ANSI/ASME B1.20.1 BSPT ISOR7 BSPP ISO228 |
| Wetted Materials | |
| Body | 1/2", 3/4" & 1": sizes Polysulfone or Radel® 1-1/2" & 2": sizes Radel® |
| Piston | Polysulfone |
| Cone | 1/2", 3.4" & 1" sizes: Polysulfone or Radel® 1-1/2" & 2" sizes Polysulfone |
| Spring | T300 Stainless Steel |
| Retaining Rings | PH15-7MO Stainless Steel |
| Seals | Buna-N |
| Indicator Ring | Buna-N |
| Magnet | Strontium Ferrite (switching units only) |
| Fittings | C360 Brass, PVC or T303 Stainless Steel |
| Non-Wetted Materials | |
| Limit Indicator | Polypropylene |
| Scale | Polyester |
| Calibration Fluid | |
| Oil | 0.876 specific gravity, 32 cSt viscosity |
| Water | 1.0 specific gravity, 1.0 cSt viscosity |
| Accuracy | ±5% of full scale |
| Repeatability | ±1% |
| Pressure Rating | 325 PSI (22.4 bar) Maximum Meters with Type 1 PVC fitting subject to normal PVC system ratings |
| Temperature Range | 32 to 250°F (0 to 121°C) 32 to 140°F (0 to 60°C) for meters with Type 1 PVC fittings |
| Fittings/Threads | NPT ANSI/ASME B1.20.1 BSPT ISOR7 BSPP ISO228 |
| Wetted Materials | |
| Body | 1/2", 3/4" & 1": sizes Polysulfone or Radel® 1-1/2" & 2": sizes Radel® |
| Piston | Polysulfone |
| Cone | 1/2", 3.4" & 1" sizes: Polysulfone or Radel® 1-1/2" & 2" sizes Polysulfone |
| Spring | T300 Stainless Steel |
| Retaining Rings | PH15-7MO Stainless Steel |
| Seals | Buna-N |
| Indicator Ring | Buna-N |
| Magnet | Strontium Ferrite (switching units only) |
| Fittings | C360 Brass, PVC or T303 Stainless Steel |
| Non-Wetted Materials | |
| Limit Indicator | Polypropylene |
| Scale | Polyester |
| Calibration Fluid | |
| Oil | 0.876 specific gravity, 32 cSt viscosity |
| Water | 1.0 specific gravity, 1.0 cSt viscosity |