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Ramsey™ Model 90-100 Heavy Duty Weighbelt Feeder

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The Ramsey Model 90-100 Heavy Duty Weighbelt Feeder Features:

  • Extendable legs are included to permit easy replacement of the feeder's endless belt with minimum downtime
  • Larger pulleys and a rugged, heavy-duty frame make this an ideal feeder for difficult, high-rate applications
  • Available in several belt widths (457mm [18 in.] to 1,829mm [72 in.] and wider)
  • Custom feeder length to fit applications (2,134mm [7 ft.] to 6,096mm [20 ft.] and longer)
  • Constant or variable speed drives
  • Open, partially open or fully enclosed designs
  • Optional drag-type bottom clean out, belt misalignment switches and safety pull switches
Product Size -
Accuracy ± 0.5% based on approved applications and test requirements
Belt Load (English) 17.5 - 300 lb./ft.
Conveyor Heavy-duty frame with extendable side supports for easy belt removal; customer may specify belt removal on either the left or right side.
Digital Speed Sensor Housing Weather-tight
Digital Speed Sensor Mounting Direct to shaft
Digital Speed Sensor Type Digital, brushless
Feed Rate 0.9 metric tons/hr. to 816 metric tons/hr. at 801 kg/m3 (1 ton/hr. to 900 tons/hr. at 50 lb./ft.3) material; higher feed rates available
Head Pulley 356 mm (14 in.) diameter, rubber lagged; larger sizes and special designs available depending on application.
Hysteresis <0.02% rated output
Idlers Depending on application, 102 mm (4 in.), 127 mm (5 in.) or 152 mm (6 in.) diameter idlers rated CEMA C or D; higher rated idlers available for severe applications.
Item Description Thermo Scientific Ramsey Model 90-100 Weightbelt Feeder
Length (English) Feeder 7 - 20 ft. or longer, centerline of inlet to centerline of discharge
Length (Metric) Feeder 2134 - 6096 mm or longer, centerline of inlet to centerline of discharge
Load Cell Excitation recommended: 10VDC; maximum: 15VDC
Load Cells Single platform type strain gauge transducer in compression
Nonlinearity <0.03% rated output
Repeatability <0.01% rated output
Scale Weightbridge Unitized, single-idler, pivotless full-floating Ramsey Series 30 or Ramsey IDEA platform scale system
Speed Reducer Sumitomo or equal shaft mounted gear reducer; other styles available.
Temperature Sensitivity Zero: <0.0009%/°C (<0.0005%/°F); Span: <0.0014%/°C (<0.0008%/°F)
Weight Span 610 mm (2 in.) typical, variable depending on application
Width (English) Belt 8 - 72 in.; wider belts available with other designs
Width (Metric) Belt 457 - 1,829 mm; wider belts available with other designs