Flow range60-600 SCFH
Standard logorohs.png
Media typeAir
Unit of measureGal., L
Includes flow rate adjustment knobYes
Max. operating pressure100 psi
Connection size1/4"
Max. media temp.130°F
Wetted materialAluminum, Buna N, Glass, Nickel Copper Alloy, Neoprene, Polycarbonate, Stainless Steel, Tungsten Carbide
Accuracy3%
Min. flow rate60 SCFH
Flow rate range60-600 SCFH
Max. flow rate600 SCFH
Wetted material gradeGrade K500
For pipe size1/4"
Mounting locationPanel Mount
Flowmeter typeVariable Area
Mounting orientationVertical
Body materialPolycarbonate
Process connection typeFNPT
Process connection size1/4"
Overall width1 1/2"
Overall height8 4/5"
Media temp. range130°F
Compatible flow materialAir
Output typeNot Applicable
Voltage - maximumNot Applicable
Flow rate - maximum600 SCFH
Flow rate - minimum60 SCFH
Display typeNot Applicable
Media temperature - minimumNot Applicable
Pulse rateNot Applicable
Seal materialNot Applicable
Cable lengthNot Applicable
Housing materialPolycarbonate
Includes pressure gaugeNot Applicable
Rotor materialNot Applicable
Shaft materialNot Applicable
Viscosity - maximumNot Applicable
Frequency - maximumNot Applicable
Frequency - minimumNot Applicable
Connection typeFNPT
Product typeVariable Area Flowmeter
Process connection1/4" FNPT
Compatible media typesAir
Temperature limit130°F (54°C).
Wetted materialsBody: Polycarbonate; O-ring: Neoprene and Buna-N;Metal parts: SS; Float: SS, black glass,aluminum, K monel, tungsten carbide depending on range.
ServiceCompatible gases and liquids.
ComplianceMeets the technical requirements of EU Directive 2011/65/EU (RoHS II).
CautionDwyer® Rate-Master® flowmeters are designed to provide satisfactorylong term service when used with air, water, or other compatible media.Refer to factory for information on questionable gases or liquids. Causticsolutions, anti-freeze (ethylene glycol) and aromatic solvents shoulddefinitely not be used.
Pressure limit100 psi (6.9 bar).
SeriesRM Series
Scale5 in
Pressure range60-600 SCFH
MaterialPolycarbonates
Gross weight0.915 lbs
Comments60 to 600 SCFH
Maximum pressure100 psi
Standard flow accuracy3 %
OutputLocal Display
Port styleNPT Female
Port size1/4 "
Sensor typeGas
Family seriesDwyer Instruments Flow Control
Ships factory directNo