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Metering valve DAV 800

Metering valve DAV 800

Metering valve DAV 800

Product catalog summary
Overview: The DAV 800 metering valve is engineered for precise and repeatable dispensing of greases and lubricants up to NLGI 3 (1,000,000 mPa s). It features an adjustable volumetric capacity from 10 to 133 cm³, with a sensor for monitoring the emptying of the dosing chamber, ensuring high control during assembly processes.
Key Features:
  • Volumetric dosing that remains reliable and constant.
  • Independent of lubricant viscosity, pressure, and temperature.
  • No need for a pressure control system.
  • Sensor-enabled dosing for accuracy.
  • Adjustable dispensing quantity with a block screw to prevent accidental changes.
  • Can be mounted outside the working area.
Applications:
  • High-volume volumetric dosing.
  • Filling gearboxes and mechanical parts.
  • Lubricating electro-mechanical parts, with the ability to divide the volume across multiple points.
Technical Specifications:
  • Model: DAV 800
  • Operation Mode: Double Acting
  • Weight: 6 Kg
  • Fluid Pressure Inlet: Min 20 bar - Max 200 bar
  • Dispensable Quantity: 10 cm³ - 133 cm³
  • Actuating Air Pressure: 5 - 7 bar
  • Inlet Air: 1/8 gas
  • Inlet Fluid Thread: 3/8 gas
  • Outlet Fluid: 3/8 female
  • Fixing: 4 holes M8 threaded
  • Adjusting Amount Dosed: Micrometric with block screw
  • Materials: Stainless steel, anodized aluminum
  • Fluids: Greases and lubricants up to NLGI 3-1,000,000 mPa s
Additional Capabilities:
  • Valve Remoting: The valve can be remotely operated and its output divided across various application outlets, ensuring a guaranteed dispensed amount.
  • Dispensing Check: A sensor can be mounted on the valve's fluid body to detect the emptying of the metering chamber, ensuring effective dispensing.
Connection Diagram: The system includes a PLC, optional dispense switch, solenoid valve (5/2), air supply (5-7 bar), fluid pressure (20-200 bar), and a pneumatic pump.
Contact Information: DAV TECH SRL, Via Ravizza, 30, 36075 Montecchio Maggiore (VI) - ITALY. Tel: 0039 0444 574510, Fax: 0039 0444 574324, Email: [email protected], Website: www.davtech.it
Note: Specifications, dimensions, and weights are subject to change without notice. Illustrations are not binding.
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Catalog excerpts

Metering valve DAV 800-1

DAV TECH SRL Via Ravizza, 30 36075 Montecchio Maggiore (VI) - ITALY Tel. 0039 0444 574510 Fax 0039 0444 574324 [email protected] www.davtech.it METERING VALVE DAV 800 The metering valve DAV 800 is designed to dispense with the highest accuracy and repeatability greases and lubricants to NLGI 3 (1,000,000 mPa s). The chamber has a volumetric capacity adjustable from 10 to 133 cm³ and with a special sensor is possible to check the emptying of the dosing chamber, for the highest control of the assembly process. So it’s ideal in case of filling processes or big metering applications. > Volumetric dosing of high volumes > Filling of gear-boxes and mechanical parts > Lubrication of electro-mechanic parts, also dividing the volume in more points. FEATURES: > Volumetric dosing, reliable and constant > Dosing independent of viscosity, pressure and temperature of the lubricant > Pressure control system not necessary > Dosing objectified with a sensor > Quantity dispensed easily adjustable and that can’t be changed accidentally using the block screw > Can be mounted out of the working area. Technical Data Model Operation mode Double Acting Fluid pressure inlet Quantity dispensable Inlet fluid thread Outlet fluid Adjusting the amount dosed Micrometric with block screw Used materials Stainless steel, anodized aluminum Greases and lubricants up to NLGI 3-1.000.000 m

 Open the catalog to page 1
Metering valve DAV 800-2

POSSIBILITY OF VALVE REMOTING Is possible to remote the valve, and divide its output in various application outlets. This allow to have a guaranteed dispensed amount, and subdivide it with valves or manifolds. DISPENSING CHECK On the fluid body of the valve can be mounted a sensor which detect the emptying of the metering chamber. In this way is guaranteed the effective dispensing. PNEUMATIC PUMP DISPENSE SWITCH (OPTIONAL) We reserve the right to modify at any time, without notice, the specifications, dimensions and weights in this datasheet. The illustrations are not binding.

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.