A real value in general purpose rotameters. Now available with 8 new, lower flow ranges.
Vertical connections are from 3/8" NPT to 2" NPT.
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Description | | Metering Tube | | Machined Cast Acrylic | | Internal Components | | 316L Stainless Steel | | Inlet/Outlet Fittings | | NPT, Vertical | | Fitting Material | | Standard: PVC (not for air service) | | Optional: 316 Stainless Steel, Brass, Aluminum | | Elastomers | | Standard: EPR | | Optional: Buna-N, Viton® | | Options | Certified Calibrations | | Conform to ISA RP 16.6 | | Scales | | Can be produced in any volumetric unit |
| Liquid Compatible | | Gas Compatible |
|  | | Performance | | Capacities | | 1 to 200 GPM — Water | | 4 to 245 SCFM — Air | | Scale | | 127 mm (5") Direct reading | | Accuracy | | ± 3% to ± 6% of Full Scale Flow | | See Specifications Table | | Turndown | | 10:1 to 12.5:1 unless otherwise indicated | | Repeatability | | 1% to 2% See Specifications Table | | Max Temperature | | Water — 130° F (54° C) | | Air — 100° F (38° C) | | Max Pressure | | Water — 150 psig | | Air — 100 psig | | Ambient Temperature | | 33° F to 125° F (1° C to 52° C) |
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| Caution: Meters used in gas service are designed to operate at 14.7 psia. Meters used in pressure gas service must be shielded using 3/8” polycarbonate to protect personnel and equipment in the event of tube failure. |
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| Materials Of Construction | | Part | Standard | Optional | | Meter Tube | Acrylic | — | | Fittings | PVC* | Brass, 316L SS, Aluminum | | Float | 316L SS | — | | Guide Rod | 316L SS | — | | Float Stops | Polysulfone | | | O-rings | EPR | Viton®, Buna-N | | *Not for air service |
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Specifications
Order
Number | Flow
GPM - Water | Flow
SCFM - Air | F.S. Accuracy±
/ Repeatability | Press. Drop
(In. / W.C.) | Connection
Size | Dimensions |  | | A | B | | 0051 | 1 | 4 | 3% / 2% | 2.9 | 3/8” FNPT | 1.375” | 8.25” | | 0052 | 1 | 4 | 3% / 2% | 2.9 | 1/2” FNPT | 1.375” | 8.25” | | 0061 | 2 | 8 | 3% / 2% | 5.2 | 3/8” FNPT | 1.375” | 8.25” | | 0062 | 2 | 8 | 3% / 2% | 5.2 | 1/2” FNPT | 1.375” | 8.25” | | 0071 | 3.5 | 14 | 3% / 2% | 9.5 | 3/8” FNPT | 1.375” | 8.25” | | 0072 | 3.5 | 14 | 3% / 2% | 9.5 | 1/2” FNPT | 1.375” | 8.25” | | 0081 | 5 | 20 | 3% / 2% | 13.1 | 3/8” FNPT | 1.375” | 8.25” | | 0082 | 5 | 20 | 3% / 2% | 13.1 | 1/2” FNPT | 1.375” | 8.25” | | 0151 | 5 | 20 | 3%/1% | 10 | 1” FNPT | 2.000” | 10.25” | | 0161 | 10 | 43 | 3%/1% | 12 | 1” FNPT | 2.000” | 10.25” | | 0171 | 15 | 62 | 3% / 1% | 18 | 1” FNPT | 2.000” | 10.25” | | 0181 | 21 | 86 | 3% / 1% | 22 | 1” FNPT | 2.000” | 10.25” | | 0191 | 30.5 | — | 3% / 1% | 26 | 1” FNPT | 2.000” | 10.25” | | 0201 | 40 | — | 6% / 2% | 32 | 1 1/2” MNPT | 2.000” | 12.06” | | 0211 | 50 | — | 6% / 2% | 38 | 1 1/2” MNPT | 2.000” | 12.06” | | 0221 | 40 | 165 | 4% / 1% | 18 | 2” FNPT | 3.000” | 13.25” | | 0231 | 60 | 245 | 4% / 1% | 25 | 2” FNPT | 3.000” | 13.25” | | 0241 | 80 | — | 4% / 1% | 30 | 2” FNPT | 3.000” | 13.25” | | 0251 | 100* | — | 4% / 1% | 35 | 2” FNPT | 3.000” | 13.25” | | 0261 | 120* | — | 6% / 2% | 45 | 2” FNPT | 3.000” | 13.25” | | 0271 | 160* | — | 6% / 2% | 60 | 2” FNPT | 3.000” | 13.25” | | 0281 | 200* | — | 6% / 2% | 80 | 2” FNPT | 3.000” | 13.25” |
| * These meters have less than 10:1 turndown. | | Max. Pressure | Max. Temperature | | Order Number | Flow Range | Actual Turndown | | Water | Air | Water | Air | | 0251 | 20 - 100 GPM | 5:1 | | 150 psig | 100 psig | 130° F | 100° F | | 0261 | 30 - 120 GPM | 4:1 | | | | | | | 0271 | 45 - 160 GPM | 3.55:1 | | | | | | | 0281 | 55 - 200 GPM | 3.63:1 | | | | | |
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| Ordering: | | Use the following guide to determine the specific product number you require. | | | | | | | Meter Series | Order number | Fitting Material | O-Ring Material | Fluid To Be Metered | | | From specifications table | Brass - 1 | EPR - 1 | GPM – Liquid - W | | | | 316 SSL - 2 | Buna-N - 2 | SCFM – Air - A | | | | PVC - 3 | Viton® - 3 | | | | | Aluminum - 6 | | | | Example: 7205 - 0281 - 3 - 1 - W |
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