DAV TECH DAS 50N Installation And Maintenance Manual Download Page 3

360° SPRAY VALVE FOR INTERNAL DAS 50N

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1 INTRODUCTION

1.1 The manual

The user guide is the document that accompanies the valve from the time of its construction and throughout the period of 

use, it is therefore an integral part of the valve. It requires reading the manual before taking any action involving the valve. The 

manual must be readily available for use by staff and maintenance of the valve. The user and the attendant use are required 

to know the contents of this manual. 

Reproduction of any part of this manual, in any form, without the express written permission of DAV Tech. The text and 

illustrations in this manual are not binding, the DAV tech reserves the right, at any time and without notice, the right to make 

any changes to improve the product or for reasons of character manufacturing or commercial.

1.2 Warranty

The warranty is valid for a period of 12 months from the date of commissioning and no later than 15 months from the 

date delivery. The interventions carried out during the warranty period does not extend in any way the validity period of the 

guarantee. The seller is not liable for defects caused by normal wear of parts which by their nature are subject to wear.

1.3 Goods receiving

The original configuration of the valve must never be changed. 

Upon receipt of the goods, check that: 

• The packaging is intact  

• The exact correspondence of the material ordered.

2 TECHNICAL DESCRIPTION

2.1 Valve Operation

DAS 50N spray valve have been designed and manufactured to be used in a variety of applications.

Their design and versatility make them suitable for any application requiring the use of spraying valves.

DAS 50N valves is low and medium viscosity fluid dispensers.

The valves are pneumatically controlled by means of external solenoid valves.

2.2 Technical Specification

Model

DAS 50N

Drive

Single acting

Weight

440 g

Max fluid pressure

Max 10 bar

Actuating air pressure

5 - 7 bar

Atomizing air pressure 

0,1 - 2 bar

Input type air 

Tube 6x4mm

Inlet type fluid

Tube 6x4mm

Extension length 

15, 20, 30, 50, 100, 200 mm

Speed

Up to 200 cycles / min

Adjusting the passage

Micrometric

Used materials

Stainless steel, nickel-plated brass

Fluids to be dispensed 

Oils, lubricants, greases up to NLGI 2, primers

Summary of Contents for DAS 50N

Page 1: ...PRAY VALVE FOR INTERNAL DAS 50N DAV TECH SRL Via Ravizza 30 36075 Montecchio Maggiore VI ITALY Tel 0039 0444 574510 Fax 0039 0444 574324 davtech davtech it www davtech it Installation and maintenance...

Page 2: ...chine 3 2 Drive the valve 3 3 Fluid connection 3 4 Setting of the dispensed shot 3 5 Amount of the shot 4 MAINTENANCE pag 5 4 1 General rules 4 2 Cleaning and replacing the nozzle 4 3 Valve Disassembl...

Page 3: ...ranty period does not extend in any way the validity period of the guarantee The seller is not liable for defects caused by normal wear of parts which by their nature are subject to wear 1 3 Goods rec...

Page 4: ...late on the valve A good valve fixing on the machine must be guaranteed stable without vibration and with good accessibility for adjustment cleaning and maintenance 3 2 Drive the valve The DAS 50 DAS...

Page 5: ...eaching the end of the stroke the valve will be fully closed so it will not flow fluid Rotate counterclockwise to increase the stroke and then the amount of fluid 3 5 Amount of the shot Adjusting the...

Page 6: ...rew and clean the nozzle The filter is dirty if present Wash or replace the filter A tube is bent Check the status of the fluid supply pipes Insufficient drive pressure Check drive pressure 5 7 bar Fl...

Page 7: ...84050206 15 1 NEEDLE BASIC 20 mm 0003 84050306 15 2 NEEDLE BASIC 30 mm 0003 84050506 15 3 NEEDLE BASIC 50 mm 0003 84051006 15 4 NEEDLE BASIC 100 mm 0003 84052006 15 5 NEEDLE BASIC 200 mm 16 0003 3600...

Page 8: ...ithout notice the specifications dimensions and weights in this manual The illustrations are not binding DAV TECH SRL Via Ravizza 30 36075 Montecchio Maggiore VI ITALY Tel 0039 0444 574510 Fax 0039 04...

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