OVZ-Economical Oval-Gear Flow Meter · OVZ-Economical Oval-Gear Flow Meter Accuracy: ±2.5% of f....

OVZ-Economical Oval-Gear Flow Meter

Suitable for Viscous LiquidsMaintains Precision with Viscosity ChangeFive Material Combinations AvailableEconomically PricedEasy to MaintainOptional Analog Output, Frequency Output or Digital Indicating Output Options

OVZ flowmeters offer users the advantages of positive displacement technology at a variable area flowmeter price. Suitable for viscous media ranging from hydraulic oils to light gear oils, the OVZ eliminates problems associated with viscosity changes during operation.

The OVZ’s cost conscious design allows for easy maintenance. Since the only wear components are the gears and their axles, the two step rebuild process can be performed in a few minutes with no recalibration required.

The OVZ is available with either Hall-effect, or inductive sensors, giving the user a selection of output signals. Available are NPN, PNP or Namur configurations ideal for connecting to a wide variety of controller devices, including full line of frequency input devices. The OVZ is also available with analog, frequency, or digital indication output options.

Typical applications for the OVZ include central lubrication systems for paper machines, filling transmission fluid into gearboxes, and hydraulic systems.

Copyright 2008 Flow Network http://www.flow-network.comAcworth, GA 30101 Phone (770) 917-0940 Fax (770) 917-8352 Email [email protected]

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Accuracy: ±2.5% of f. s.Turn-Down: 10:1Viscosity Range: 10 to 800 cStRequired Filtration: 30 micron filter recommendedTemp. Range: 14 to 176°FMaximum Pressure LimitsDifferential: 15 PSIStaticMaterial I: 145 PSIGMaterial II: 145 PSIGMaterial III: 230 PSIGMaterial IV: 230 PSIGMaterial V: 580 PSIG

Wetted PartsOval Gears: POMAxle: Stainless steelHousing: POM or aluminumHousing Cover: POM, plexiglass aluminum, or polysulfoneO-Ring: NBR, FKM, or EPDM

Applications

• Batching Systems• Lubrication Circuits• Hydraulic Systems• Soap/Wax Dispensing• Painting Systems• Printing Presses

ELECTRICAL CONNECTIONS

ElectronicsFrequency Output (...I401; ...I302; ...I303)Power Supply: 5-24 VDCPower Consumption: Typically 10 mAPulse Output: Hall effect sensor NPN,asymmetrical, open collector,max. 15 mAElectr. Connection: Connector socket DIN 43650 (...I401) aluminium adapter box with cable connection (...I302) aluminium cover box with circular connector M12x1 (...I303)Frequency output (...I304)Power Supply: 18-30 VDCPower Consumption: Typically 10 mAPulse Output: PNP, asymmetrical,open collector max. 120 mAElectr. Connection: 2 m PVC cableFrequency output (...I305)Power Supply: Nominal 8.2 VDCPulse Output: Namur, asymmetrical,max. approx. 3.5 mA (typ. 0.5 mA)Electr. Connection: 2 m PVC cableFrequency Output (...F300)Power Supply: 12-28 VDCPower Consumption: 10 mAPulse Output: PNP, open collector, max. 25 mAElectr. Connection: Connector M12x1

Frequency Output with Frequency Divider (...F390)Power Supply: 24 VDC ±20%Power Consumption: 15 mAPulse Output: PNP, open collector, max. 25 mAElectr. Connection: Connector M12x1Divisional Factor: Acc. to customer specificationAnalog Output (...L343, ...L443)Power Supply: 24 VDC ±20%Output: 4-20 mA, 3-wireMax. Load: 500 ΩElectr. Connection: Connector M12x1 or DIN 43650Option: Plug-on display AUF-3000 (with DIN connector only)Compact ElectronicsDisplay: 3-digit LEDAnalog Output: 4...20 mA adjustable, max. 500 ΩSwitching Outputs: 1 (2) semiconductor PNP or NPN, factory settingContact Operation: N/C, N/O programmableSetting: Via 2 keysPower Supply: 24 VDC ±20%, 3-wire, appr. 100 mAElectr. Connection: Connector M12x1Pointer Indication with Analog OutputHousing: AluminumIndication: Moving coil instrum., 240° indicationPower Supply: 24 VDC ±20%Output: 4-20 mA, 3-wireMax. Load: 250 ΩElectr. Connection: Connector M12x1**Totalizing and Batching Electronics available upon request**


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ELECTRICAL CONNECTIONS


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OVZ-Economical Oval-Gear Flow Meter · OVZ-Economical Oval-Gear Flow Meter Accuracy: ±2.5% of f....

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