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PR70 - 12 Pages

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PR70

Catalog excerpts

PR70 Meter, Mix and Dispense System with Graco® Control Architecture P R O V E N Q U A L I T Y . L E A D I N G T E C H N O L O G Y .

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PR70 - Technology You Can Count On Graco reliability. Industry-proven accuracy. Intuitive design. The PR70 fixed ratio system accurately meters, mixes and dispenses two-component medium- to low-viscosity materials for potting, gasketing, sealing, encapsulation and syringe filling. All the features you need in a compact, modular design. 2 PR70 Two-component dispensing at an affordable price Multiple Feed Systems A variety of feed package options are available: • Polyethylene tanks • Stainless steel tanks • Off-board tanks for high-volume applications and reduced material refills •...

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3 Variable for a Variety of Applications The PR70v. Developed for variable ratio dispensing. The PR70v is a variable ratio meter, mix and dispense system for processing a wide range of two-component material formulations. • Exceptional performance with material ratios from 1:1 to 24:1 • Proven ratio accuracy to ±1% • Versatile - ideal for applications using up to 70 cc shot sizes • Improved pump design increases seal life with less maintenance • Multiple levels of user interface for optimal support of your application Optional Accumulators Allow you to handle higher viscosity material...

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Performance You Can Trust Reliability and durability to maximize system performance • Cast pump bodies for improved seal alignment • Chromex shafts and Severe Duty™ cylinders combined with stainless steel fittings provide long pump life with no corrosion • Shaft seals designed for extended life and easy replacement • Preventive maintenance counter to plan system rebuilds around your production schedule • Linear thrust bearings eliminate side loading to maximize seal life and performance Quick system training and lower meantime to repairs • Standard electronic controls allow for digital shot...

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Shot size entry screen – enter up to five different shot sizes Recirc Mode option prevents materials from setting overnight Operation screen displays current shot, material availability and pump ready indicators Set-up screen gives users easy access heat options Graco Control Architecture PR70 and PR70v Dispense Systems feature intuitive user interfaces based on the Graco Control Architecture, a modular system of processing and control components. Products using the Graco Control Architecture provide similar interface functionality across your plant and simplify training. Maintenance and...

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Feed Systems Off-board tanks for high volume applications and reduced material refills A range of feed package options available for agitation, heat and degassing applications Standard tank sizes simplify your system options. Choose from: • 3.0 and 7.5 liter stainless steel direct-mount tanks • 8 liter direct-mount polyethylene (PE) tanks • 7.5 and 15 gallon stainless steel off-board tanks • Material conditioning options - multiple covers available for agitation, degassing or desiccant packs. Dust covers also available. Stainless Steel (SST) Tanks Polyethylene (PE) Tanks 6

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Ratio Assurance Packages Make sure your system stays within operating parameters by choosing Graco’s optimum ratio assurance package. To help you reduce material waste, Graco offers two different packages: • Pressure transducers monitor the outbound pressure of the metering tubes and sound an alarm if dispense profile changes • Flow meters monitor the flow of each component to ensure ratio accuracy Recirculation Option Graco’s new optional recirculation option, in conjunction with the advanced display module, enables manual recirculation to keep your material performing to your...

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Proven Technologies. Proven Results. 8 Adjustable Inlet Position • Flexibility during system installation • Minimizes dead spaces in fluid path All SST Wetted Section Maximizes material compatibility Independent Air Cylinder Improves mean time to repair (MTTR) Grease Isolation Chamber • Ideal for moisture-sensitive materials • Accessible grease fittings for easy maintenance Two Nose Options Customizes material mixing Chromex™ Shafts Extends shaft life to better handle abrasive materials Adjustable Snuff-back Control Dispenses material only where you need it Micro Dispensing - We’ve Got You...

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PR70 Configurator 9 Building the Perfect PR70 is Easy! Customize the PR70 with the features you need. Contact your local Graco Distributor to see all the available configured options. Motor Selection • 76.2mm (3.0 in.) • 114.3mm (4.5 in.) • Both sizes also available in Hydracheck models for smooth dispense flow High Volume and Low Volume Piston • Choose from 8 premium sizes for quick delivery, or • Choose from 17 standard sizes for most application needs, or • Customize a tube size to match a ratio for particularly sensitive materials Control Options • Standard display module • Advanced...

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Technical Specifications 10 Metering Pump Effective Area. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 - 960 mm2 (0.124 - 1.49 in2) per side Small Air Cylinder Effective Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4560 mm2 (7.07 in2) Large Air Cylinder Effective Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10260 mm2 (15.9 in2) Maximum Stroke Length ....

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PR70 Accessories 11 LC0097 Desiccant Dryer, 3/8 in NPT with adapter and cartridge LC0098 Desiccant Dryer Refill Cartridge LC0095 Nitrogen Kit for 30 L and 60L tank, 1 tank LC0096 Nitrogen Kit for 30 L and 60L tank, 2 tanks LC0008 Cord, I/O interface with footswitch port LC0099 Vacuum Transfer Pump, 120V, down to 25 Torr LC0100 Vacuum Transfer Pump, 240V, down to 25 Torr 256205 Vacuum Kit for single on-board tank 256206 Vacuum Kit for dual on-board tank 256207 Vacuum Kit for single off-board tank 256208 Vacuum Kit for dual off-board tank 256179 Auto-refill, tank mount valve (1), solenoid and...

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