Master™ 221DB Belt Scale Weigh Frame

As of: Friday, July 11, 2025
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Standard Features

  • Weigh frame is mounted on the outside of conveyor
  • Minimal modifications to conveyor are required
  • Service friendly
  • Friction-free pivot supports
  • Two support beams
  • Fits standard conveyors
  • Mounts with four bolts

Options

  • Galvanized or stainless construction

Applications

  • Medium to heavy capacity

221DB Master Belt Scale Weigh Frame

The 221DB Master™ belt scale weigh frame consists of two arms equipped with a pivot and a load cell mounted to the side supports of the conveyor belt. The idler, or weighing roller, is mounted on top of the frame arms. The 221DB provides simple assembly and accessibility for service. Suitable for most belt widths and capacities, the 221DB is a versatile solution for many applications.

221DB Master Belt Scale Weigh Frame Specifications

Conveyor Width:
18 to 72 in
(457 to 1,829 mm)

Capacity:
3,300 tons per hour

Maximum Belt Speed:
800 ft/minute (4 m/s)
Inclination:
Maximum 25 degrees

Material:
Powder coated mild steel

Accuracy System:
0.5% to 1%
Load Cell:
RL9018SS: 50 kg, 100 kg, 200 kg

Junction Box:
JB4SS

Warranty:
One-year limited

Parts

Part # Description
202593 221DB SST Belt Scale with 200Kg Load Cells
202592 221DB SST Belt Scale with 100Kg Load Cells
202591 221DB SST Belt Scale with 50Kg Load Cells
163294 221DB Belt Scale with 200Kg Load Cells
163293 221DB Belt Scale with 100Kg Load Cells
163292 221DB Belt Scale with 50Kg Load Cells

Rice Lake 800-472-6703

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