| THAYER Model No. |
| 1RF-4A |
| No. of Weigh Idlers |
| 1 |
| Belt Width (W) Inches |
| 14-48 |
| Idler Spacing (S) Inches |
| 36-60 |
| Minimum Load (lbs/ft) |
| 7.2 |
| Maximum Loading (lbs/idler) |
| 300 |
| Mass Counter-Balanced Weigh Bridge |
| YES |
| Belt Speed (Ft/Min) |
| 10-1000 |
| Accuracy (%) Design Rate |
| 1 |
| Accuracy (%) 3:1 Range |
| 2 |
| Load Cell Support |
| (1) strain gauge / LVDT |
Model 1RF-4A
Thayer Scale’s heavy duty process conveyor belt scales enable easy set-up, calibration and maintenance
Thayer Scale’s 1RF-4A heavy duty conveyor belt scale is a rugged conveyor weighing solution ideal for extreme environmental conditions. The system’s rugged construction and spill-proof/jam-proof suspension design outperform other heavy duty scales
Industry Applications
Suitable for rugged, reliable measurement for mining and aggregate.
Aggregate and Mining: Aggregate and other mined and quarried products
Get a Quote for Thayer Scale’s Model 1RF-4A
Core Technologies
🔄 Rocking Flexure Suspension (RF)
Our patented RF Flexure suspension system provides permanent axis stability with near-zero hysteresis and immunity to lateral force interference.
🌀 Optional LVDT or Strain Gauge Load Cell
Choose LVDT for unmatched stability and longevity or strain gauge for conventional, cost-effective performance.
🛠️ Simplified Calibration System
Patented test weight lifter (manual or automated) enables quick, safe, and repeatable calibration without disrupting operations.
🌀 Precision Belt Speed Sensing
A precision speed sensing wheel resists material buildup and delivers reliable speed signals—critical for accurate totalization.
Key Benefits
of Thayer Scale’s Model 1RF-4A Heavy Duty Conveyor Belt Scale
💰Built-to-Survive
A durable solution ideal for weighing aggregate and dusty materials.
🛠️ Easy To Install
Simple setup process to get the conveyor belt scale up and running fast. Includes a supplied test weight for fast, efficient calibration without complex tools.
📏 Accurate Measurement
Designed to effectively eliminate tare build up areas, the most common culprit for scale inaccuracy for reliable weighing even in tough, dusty environments.
🧭 Long-Term Calibration Stability
Maintains accuracy over time, reducing the need for frequent recalibration. Quick calibration method using supplied test weight.
🔧 Low Maintenance Design
Load cell can be easily removed and replaced without disturbing the weigh idler setup.