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Summary of Contents for 826

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Page 2: ...ems optimize the speed of automated assembly allow for 100 in line inspection and increase throughput System designs enable stand alone configuration or integration into your existing assembly line Please note that most dispensing and curing system applications are unique Dymax does not warrant the fitness of the product for the intended application Any warranty applicable to the product its appli...

Page 3: ...al Features and Benefits of the Model 826 6 Disposable Fluid Path 7 Over Pinch Adjustment 7 Suck Back Feature 7 Assembly and Setup 7 Unpacking and Inspecting Your Shipment 7 Parts Included in the Model 826 Dispensing Valve 8 Tubing Installation 8 Mounting 9 System Interconnect 9 Material Flow Suck Back Adjustment 10 Operating the Dispensing Valve 12 Start Up 12 Dispense 12 Shut Off 13 Troubleshoot...

Page 4: ...gh Friday from 8 00 a m to 5 30 p m Central European Time You can also email Dymax at Europe GmbH at info_de dymax com Contact information for additional Dymax locations can be found on the back cover of this user guide Additional resources are available to ensure a trouble free experience with our products Detailed product information on www dymax com Dymax adhesive Product Data Sheets PDS on our...

Page 5: ... components and injury do not exceed the maximum operating pressure of the components in your fluid dispensing system see system specifications on page 15 Preventing Injection Injury Discharging fluids or compressed air with a dispensing tip against your skin can cause very serious injection injury To minimize the risk of injection injury do not place the dispensing tip in contact with your skin P...

Page 6: ...om tubing before replacement is required Disposable fluid path Eliminates material contamination during dispense Prevent air entrapment during dispensing process Allows for easy product changeover with minimal cleanup Fluid and valve s inner components never come in contact reducing valve maintenance and extending valve life Adjustable Suck back Clean shutoff of thick tacky and or stringy material...

Page 7: ...nique over pinch adjustment feature This adjustment can prevent damage to the fluid path thereby extending the life of the tubing and reducing the amount it needs to be replaced Suck Back Feature The suck back feature on the 826 valve allows for the clean shutoff of stringy and tacky materials and prevents the formation of a droplet at the end of the dispense nozzle The suck back feature also mini...

Page 8: ... 25 0 63 cm OD black polyethylene tubing Note Teflon silicone and other tubing materials along with a variety of fittings are also available from Dymax Assorted dispense tip kit Model 826 user guide Tubing Installation Figure 3 Tubing Installation Procedure A C B SOCKET HEAD CAP SCREWS TUBE SUPPORT ASSEMBLY VALVE BODY BARB FITTING NOZZLE PLATE ...

Page 9: ...e Body Figure 3 C Mounting NOTE If the dispense valve is to be mounted in an area that limits access to the valve it is recommended that the set up operation be done prior to mounting Access to various surfaces of the valve is necessary for periodic adjustment see Specifications There are two 6 32 x 25 DP tapped holes on both sides of the dispense valve for mounting purposes see Figure 9 System In...

Page 10: ...d adjust the valve piston pinch using the following steps 1 Set the Reservoir s pressure to 5 psi 0 3 bar Note If the Pinch Stop Screw Figure 5 K prevents the Piston Figure 5 A from closing the Tubing flow will begin as soon as the Reservoir is pressurized 2 With the hex wrench provided turn the Pinch Stop Screw Figure 5 K counter clockwise until the Tube is sufficiently closed to stop the flow of...

Page 11: ...ent Screw I too much 6 To set the Piston Figure 5 A to the desired amount of opening turn the Piston Stop Screw Figure 5 C counter clockwise from the closed position as described above Once the desired amount of opening is reached retighten the Locking Nut Figure 5 B Note One full turn of the Piston Stop Screw Figure 5 C equals 0 042 inches 0 1 cm of travel Adjusting Suck Back Figure 6 Suck Back A...

Page 12: ...t Lower Piston Figure 7 D is held in its open position by a spring The Adjusting Screw Figure 7 E which determines the amount that this piston will close the tubing when actuated is set to a position that will allow approximately 50 tube closure Dispense When the valve is on the air moves the Upper Piston Figure 7 A back to the Adjustable Stop Figure 7 F This stop controls the amount the tube open...

Page 13: ... cycle the actuating air exhausts The upper piston spring moves the Piston Figure 7 A forward where it pinches the Tubing Figure 7 B At precisely the same moment the blunt Lower Piston Figure 7 D is released so that its spring can also return to its original position The lower portion of the tube Figure 7 B returns to its normal open shape Suck back is created from the change in the tubing shape T...

Page 14: ...ystem Diagnose and repair Material leaks from the valve tip The flow adjustment is not properly adjusted Follow the flow adjustment procedure There is an air bubble trapped in the fluid section of the valve or in the dispense tip Point the valve up and cycle it until air bubbles are purged out The dispense rate is too fast The fluid pressure is set too high Decrease the fluid pressure The dispense...

Page 15: ...tor T16307 High Precision Regulator T16629 Controllers DVC 345 Digital Valve Controller T11146 Stands Lab Stand 24 60 96 cm T15279 Lab Stand 8 20 32 cm with Mounting Rods T15449 Tubing Black Polyethylene Tubing 0 25 0 63 cm OD 0 17 0 43 cm ID T15494 Male Luer Barb Black T15736 Rebuild Kits Valve Rebuild Kit T17835 ...

Page 16: ...14209 Socket Head Cap Screw 8 32 0 375 18 8 3 9 T14204 Socket Head Cap Screw 6 32 0 75 SS 5 10 T14874 Screw CPSS 5 16 24 1 0 1 11 T12191 Nut 5 16 24 0 1875 Hexjam 1 12 T11701 Plug 10 32 Brass Buna Gasket 2 13 T10235 Pin Sealing 455 2 14 T13542 O Ring Buna 0 24 CS x 0 75 ID 2 15 T12341 Screw SHSS 8 32 0 75 SS Lock 2 16 T14935 Spring 0 480 OD x 0 038 WR x 1L K9 5 1 17 T11702 Fitting Straight 10 32 0...

Page 17: ...on Material Anodized Aluminum Operating Air Pressure 60 90 psi 4 1 6 3 bar Maximum Inlet Fluid Pressure Tubing dependent 100 psi 6 9 bar maximum typical Maximum Operating Temperature 150 F 65 C Maximum Tubing Size 0 25 0 63 cm OD Activation Valve controller or 3 way solenoid valve Dimensions W x H x D 1 13 x 2 5 x 2 66 2 87 cm x 6 35 cm x 6 75 cm See Weight 11 oz 312 kg Unit Warranty 1 year from p...

Page 18: ...18 Model 826 Dispensing Valve User Guide Figure 9 Model 826 Dimensional Drawing ...

Page 19: ...ATION RESERVES THE RIGHT TO INVALIDATE ANY WARRANTIES EXPRESSED OR IMPLIED DUE TO ANY REPAIRS PERFORMED OR ATTEMPTED ON DYMAX EQUIPMENT WITHOUT WRITTEN AUTHORIZATION FROM DYMAX THOSE CORRECTIVE ACTIONS LISTED ABOVE ARE LIMITED TO THIS AUTHORIZATION Index Adjustments 10 Material Flow 10 Suck Back 11 Assembly and Setup 7 Contact Information 4 Disposable Fluid Path 7 Features and Benefits 6 Help 4 Mo...

Page 20: ...y advisable or necessary for the protection of property and persons Nothing in this bulletin shall act as a representation that the product use or application will not infringe a patent owned by someone other than Dymax Corporation or act as a grant of license under any Dymax Corporation Patent Dymax Europe GmbH recommends that each user adequately test its proposed use and application of the prod...

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