Rotating Vane Flowmeter and Switches

Measuring Range 0.02...0.14 to 1.5...36 GPM (Water)
Fittings1/8"...1-1/2" NPT
Wetted MaterialsNi-Plated Brass, SS, Trogamid®, Polysulfone, PVDF, FKM, NBR
Max. Pressure1450 PSIG (Model Dependent)
Max. Temperature180 °F (Model Dependent)
Accuracy± 2.5% FS
Electrical OutputNPN Pulse Frequency
Measuring Range0.02...0.14 to 1.5...36 GPM (Water)
Fitting1/8"...1-1/2" NPT
Max. Pressure1450 PSIG
Max. Temperature180 °F
Wetted MaterialsNi-Plated Brass, SS, Trogamid®, Polysulfone, PVDF, FKM, NBR
Accuracy± 2.5% FS
Measuring Range0.02...0.14 to 1.5...36 GPM (Water)
Fittings1/8"...1-1/2" NPT
Wetted MaterialsNi-Plated Brass, SS, Trogamid®, Polysulfone, PVDF, FKM, NBR
Max. Pressure1450 PSIG
Max. Temperature180 °F
Accuracy± 2.5% FS
Measuring Range0.02...0.14 to 1.5...36 GPM (Water)
Max. Temperature 180 °F
Max. Pressure1450 PSIG
FittingsG 1/4...G 1-1/2, 1/8...1-1/2 NPT Female
Accuracy ± 2.5% of Full Scale
Measuring Range0.02...0.14 to 1.5...36 GPM (Water)
Max. Temperature 180 °F
Max. Pressure 1450 PSIG
Fittings G 1/4...G 1-1/2, 1/8...1-1/2 NPT Female, Flange DN 15 - DN 50
Accuracy ± 2.5% of Full Scale
Measuring Range0.02...0.14 to 1.5...36 GPM (Water)
Fittings1/8"...1-1/2" NPT
Wetted MaterialsNi-Plated Brass, SS, Trogamid®, Polysulfone, PVDF, FKM, NBR
Max. Pressure1450 PSIG
Max. Temperature180 °F
Accuracy± 2.5% FS
Measuring Range 0.05...0.5 GPM to 0.8...15 GPM
Fittings 1/4"...3/4" NPT
Body MaterialsBrass, PTFE
Max. Pressure70 PSIG / 230 PSIG
Max. Temperature176 °F
Accuracy ± 2.5 % FS
Flow Ranges0.13...9.5 GPH to 40...660 GPM
Line Sizes1/8"...4"
FittingsNPT or BSP Threaded, ANSI or DIN Flanged
Max. Operating TemperatureUp to 300 °F (Output Option Dependent)
Measuring Range0.13…9.5 GPH to 0.26…10.6 GPM
Process Connection/Type 1/8"... 1/2" NPT, G1/8...G1/2
Maximum Pressure5800 PSIG
Maximum Media TemperatureUp to 250 °F (output option dependent)
Housing/Rotor MaterialStainless Steel
Housing/Fitting Material316L Stainless Steel
Flow Velocity Range1...33 Ft./Sec.
Nominal Measuring Ranges5.5...800,000 GPM
Maximum Media Temperature 300 °F
Maximum Operating Pressure 1160 PSIG
Fittings1½" NPT, 2" NPT, R1½, R2
Process Connection 1/2"... 2" MNPT, 1/2"... 6" ANSI Flange
Connection TypeNPT Threaded or ANSI Flanged
Maximum Pressure3600 PSIG for Threaded Models
Maximum TemperatureTo 250 °F (Model Dependent)
Housing/Rotor MaterialStainless Steel
Measuring Range 1.5...8 GPM to 15...200 GPM (Water)
Fittings½"...3" NPT
Body Material Brass, 316 SS
Max. Pressure580 PSIG
Max. Temperature 176 °F
Accuracy ± 2.5 % FS
OutputsPulse Frequency, 4-20 mA Analog, Digital Display, Switches
Measuring Range 0.4...8.0 GPH to 16...400 GPH (Water)
FittingsG½ Male, Hose Barb Connector
Body Material Polypropylene
Max. Pressure145 PSIG
Max. Temperature 160 °F
Accuracy ± 5 % FS
Measuring Range 0.24...4.8 GPH to 0.8...80 GPH water
Fittings1/8" NPT, 1/4" NPT, G 1/8, G 1/4
Housing Material Nickel-Plated Brass or 316L SS
Max. Pressure230 PSIG
Max. Temperature 176 °F
Accuracy ± 1.5 % FS (± 2.5 % FS w/K000 and F300 Output)
Signal OutputPulse Frequency, 4-20 mA Analog, Transistor Switch
Display3-Digit LED or Analog Pointer Indication
Measuring Range 1.5...8 GPM to 15...200 GPM (Water)
Fittings½"...3" NPT
Body Material Brass, 316 SS
Max. Pressure230 PSIG
Max. Temperature 176 °F
Accuracy ± 3 % FS
OutputsPulse Frequency, 4-20 mA Analog, Digital Display, Switches
Measuring Range 0.15...3 GPM to 3...37 GPM (Water)
Fittings1/8" NPT to 1" NPT
Body MaterialsBrass, 316 SS, Polypropylene
Max. Pressure 580 PSIG
Max. Temperature 176 °F
Accuracy± 3 % FS
Outputs AvailablePulse Frequency, 4-20 mA Analog, Transistor Switches
Measuring Range0.05...0.2 GPM to 0.66...13.2 GPM (Water)
Fittings 3/8" NPT, 1" NPT
Body MaterialsNi-Plated Brass, 316 SS, POM, PVDF
Max. Pressure 580 PSIG
Max. Temperature 176 °F
Accuracy± 2.5 % FS
Outputs AvailablePulse Frequency, 4-20 mA Analog, Transistor Switches
Measuring Range 0.6...10.5 GPM (Water)
Fittings 3/4" MNPT, 1/2" FNPT (Optional, Brass Only)
Body MaterialPPO, Brass, 304 SS
Max. Pressure230 PSIG
Max. Temperature176 °F
Accuracy± 1.5 % FS
Measuring Range 1.6...110 GPH / 6...420 L/h (Oil)
Accuracy ± 1.0% of Reading
Repeatability± 0.2% of Reading
Fittings 1/8" NPT, ¼" NPT, G1/8, G¼
Viscosity Range5...100 cSt
Max. Pressure580 PSIG
Max. Media Temperature176 °F
Measuring Range 0.8...9.5 GPH to 16...190 GPH (Water)
Fittings ¼" NPT, G¼
Material 304 SS
Max. Pressure435 PSIG
Max. Temperature176 °F
Accuracy± 2 % FS
Signal OutputFrequency, Analog, or Compact Electronics
Measuring Range 0.3...3 GPM to 60...600 GPM
Fittings ½"...2" NPT, Glue Socket or Tri-Clamp® (Depending Upon Model & Body Material)
Body Material Polyamide, Aluminum, PVDF or SS
Max. Pressure 150 PSIG (Polyamide, PVDF), 300 PSIG (Aluminum), 1500 PSIG (SS Threaded)
Media Temperature Range14...140 °F (w/Local Display & Output), -40...250 °F (SS/Aluminum w/Remote Display)
Accuracy± 1% to ± 3% of Reading
Measuring Range 1...10 GPM to 60...600 GPM
Fittings ½"...4" NPT, Glue Socket or ANSI Flange
Body Material PVC
Max. Pressure 150 PSIG (Polyamide, PVDF), 300 PSIG (Aluminum), 1500 PSIG (SS Threaded)
Media Temperature Range32...140 °F
Accuracy± 3% of Reading
Measuring Range 15...100 ml/min to 1...10 l/min (Water) / 25...100 ml/min to 100...500 l/min (Air)
Fittings1/8"...1/2" Tube Fittings
Wetted MaterialsPPS, Brass, PTFE, FKM
Max. Pressure 500 PSIG (Brass KFF)
Max. Temperature120 °F
Accuracy ± 3% FS
Measuring Range0.027...2.7 GPM to 0.9...90 GPM (Oil)
Wetted Material Aluminum, Steel, FKM
Max. Pressure600 PSIG
Max. Temperature257 °F
Accuracy± 0.3% of Measured Value
Measuring Range 0.08...2.1 GPM to 0.42...10.6 GPM (Oil)
Fittings¼"...¾" NPT, G¼...G¾
Body Material POM, Aluminum
Cover MaterialPOM, PMMA, Aluminum, Polysulfone
O-Ring MaterialNBR, FKM, or EPDM
Max. Pressure Up to 580 PSIG w/Aluminum Body & Cover
Accuracy ± 2.5% FS
Media Temperature Range 14...176 °F
Media Viscosity Range 10...800 cSt
Measuring Range0.5...20 LPM (Water)
FittingsG-3/8 Male (PVDF), G-3/8 Female (SS)
Body MaterialPVDF, SS
Max. Pressure16 Bar (PVDF), 250 Bar (SS)
Max. Temperature90 °C
Accuracy± 1% of Full Scale
Measuring Range 5.3...88 and 11...440 GPM (Water)
Fittings2" or 4" 150# ANSI RF Flange
Body Material PVC or PVDF
Max. Pressure145 PSIG
Max. Media Temperature140 °F (PVC), 160 °F (PVDF)
Accuracy ± 1 % FS
OutputPNP or NPN Pulse Frequency, Analog Current or Voltage
Measuring Range0.0005...0.5 to 0.4...138 GPM
Fittings3/8"...2" NPT
MaterialCast Iron or SS
Max. Pressure4500/6500 PSIG
Temperature Range -40...248 °F / -40...410 °F (Optional)
OutputPulse Frequency
Other Members of the KOBOLD Group:Henschen, Unirota, Heinrichs, MesUra Henschen GmbH KOBOLD Unirota Kft. Heinrichs KOBOLD Group MesUra KOBOLD Messring GmbH
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