Series 32-050/32-055 Volumetric Screw Feeders 

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Series 32-050/32-055 Volumetric Screw Feeders

Wallace&Tiernan® Series 32-050 and 32-055 Volumetric Screw Feeders are designed to feed a wide range of water and wastewater treatment chemicals as well as industrial process chemicals and dry materials. Utilizing 4 differernt feed screw sizes, capacities from 0.03 to 50 cubic feet are available. The continous operating range is 20:1, extendable to 60:1 by belt position on a stepped pulley.

Dry Feeder



Series 32-050 Feeder - This economical feeder features a constant speed feed screw that is controlled by a manually-set percent timer. The feeder cycles on and off over a 1 minute feed cycle depending on the timer setting.

Series 32-055 Feeder - This highly adaptable feeder features a variable speed feed screw with 3 differerent control arrangements: Manual control via a feeder mounted potentiometer; Start-stop control from a remote interlock; mA control from a flow signal or remote plant control.
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Features and Benefits

  • Rugged, corrosion resistant construction for long service life 
  • Design simplicity for reliable operation with minimal maintenance 
  • Various control options-manual to fully automatic 
  • Accuracy of 1% to 2% f.s. with free flowing materials
  • Wide operating range
  • Integral hopper agitation for difficult-to-handle materials
  • Special arrangements for carbon and potassium permanganate 
  • Hazardous location arrangement (FM approved) 
  • Food-grade arrangement available for industrial applications 

 
Each of these feeders is available with a complete range of configurations and accessories:

  • Solution tanks from 25 to 500 gal. capacity
  • Wetting cones
  • Feeder stands
  • Extension hoppers
  • Charging hoppers
  • Bag loading hoppers
  • Dust collectors
  • Shut-off gates
  • Hopper level switches
  • Tank feed systems 

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Leo Kazanowski
Application Engineer
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Product Documentation

Product Sheets
Series 32-050 Percent Timer Controlled Feeder
Series 32-055 SCR Controlled Feeder

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