Key Instruments - 3000 Series Variable Area Purgemeters

Catalog

The Key Instruments 3000 Series is molded of high-impact resistant polycarbonate. These purgemeters are available with 24 different air and water ranges and are supplied with scales in LPM Air, SCFH Air, CCM Water and GPH Water, all with 10:1 turndown ratios. The 3000 has been designed to maintain maximum pressures to 100 psig and temperatures to 150ºF. These meters are particularly suited for purge applications. These economically engineered units have been designed to provide the highest quality with precision accuracy. These flowmeters are fitted with 1/8” FNPT inlet and outlet. An optional inlet or outlet control valve can be specified.

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Unit of Measure

Items	MR3A00BVBN 3000 Series 0.1 to 1 Standard Cubic Feet Per Hour (scfh) Flow Rate Buna Variable Area Purgemeter	MR3A00SVVT 3000 Series 0.1 to 1 Standard Cubic Feet Per Hour (scfh) Flow Rate Viton® Variable Area Purgemeter	MR3A01BVBN 3000 Series 0.2 to 2.5 Standard Cubic Feet Per Hour (scfh) Flow Rate Buna Variable Area Purgemeter	MR3A01SVVT 3000 Series 0.2 to 2.5 Standard Cubic Feet Per Hour (scfh) Flow Rate Viton® Variable Area Purgemeter	MR3A04BVBN 3000 Series 2 to 22 Standard Cubic Feet Per Hour (scfh) Flow Rate Buna Variable Area Purgemeter
Description	N/A Molded Polycarbonate, 0.1-1 SCFH Air, 1/8" FNPT Brass Fittings, Inlet Valve, Buna Seals	N/A Molded Polycarbonate, 0.1-1 SCFH Air, 1/8" FNPT Stainless Fittings, Inlet Valve, Viton® Seals	N/A Molded Polycarbonate, 0.2-2.5 SCFH Air, 1/8" FNPT Brass Fittings, Inlet Valve, Buna Seals	N/A Molded Polycarbonate, 0.2-2.5 SCFH Air, 1/8" FNPT Stainless Fittings, Inlet Valve, Viton® Seals	N/A Molded Polycarbonate, 2-22 SCFH Air, 1/8" FNPT Brass Fittings, Inlet Valve, Buna Seals
Brands	N/A Key Instruments
Flow Rate	N/A 0.1 to 1 scfh	N/A 0.1 to 1 scfh	N/A 0.2 to 2.5 scfh	N/A 0.2 to 2.5 scfh	N/A 2 to 22 scfh
Fittings	N/A Brass Fittings	N/A 303 Stainless Fittings	N/A Brass Fittings	N/A 303 Stainless Fittings	N/A Brass Fittings
Valve	N/A Inlet Valve
Seal Material	N/A Buna	N/A Viton®	N/A Buna	N/A Viton®	N/A Buna
Diameter	N/A 1/8 in
Thread Type	N/A Female National Pipe Thread (FNPT)
Maximum Temperature	N/A 150 ºF65 ºC
Maximum Pressure	N/A 100 psi6.9 bar
Body and Tube Material	N/A Polycarbonate
Float Material	N/A Aluminum Black Glass Carbide Stainless Steel
Full Scale Accuracy (±)	N/A 4 %
Valve (Optional)	N/A Cartridge Type: Brass or 303 Stainless Steel
Features	N/A Flow tube and body molded of high-impact polycarbonate High quality construction Economy combined with accuracy Monitor or control air and water flows Flow ranges: Air 50 CCM to 100 LPM; Water 4 CCM to 40 GPH Supplied with easy-to-read 10:1 turn direct reading scales Ideally suited for OEM panel-mount applications Standard black body, custom colors available upon request
Additional Options	N/A Certificate of Conformance ICC Paper Tag Stainless Steel Tag