Technical specifications | |
Mode of operation | |
Measuring principle | Heavy duty strain gauge load cells measuring load on belt conveyor idlers |
Typical applications | - Monitor fractionated stone on secondary surge belts and recirculating loads
- Track daily production totals
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Measurement accuracy | |
Accuracy1) | ± 0.5 … 1 % of totalization over 25 … 100 % operating range, application dependent |
Repeatability | ± 0.1 % |
Medium conditions | |
Max. material temperature | 65 °C (150 °F) |
Belt design | |
Belt width | - Standard duty up to 1 000 mm (CEMA width up to 42 inch)
- Heavy-duty up to 1 524 mm (CEMA width up to 60 inch)
- Refer to outline dimension section
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Belt speed | Up to 3.0 m/s (600 fpm)2) |
Capacity | Up to 5 000 t/h at maximum belt speed |
Conveyor incline | - ± 20° from horizontal, fixed incline
- Up to ± 30° with reduced accuracy3)
|
Idlers | |
Idler profile | - Flat to 35°
- To 45° with reduced accuracy3)
|
Idler diameter | 50 … 180 mm (2 … 7 inch) |
Idler spacing | 0.6 … 1.5 m (2.0 … 5.0 ft) |
Load cell | |
Construction | Nickel plated alloy steel Strain gauge protection: silicon |
Degree of protection | IP66 |
Cable length | 3 m (10 ft) |
Excitation | 10 V DC nominal, 15 V DC max. |
Output | 2 mV/V excitation at rated load cell capacity |
Non-linearity and hysteresis | 0.02 % of rated output |
Non-repeatability | 0.01 % of rated output |
Capacity | |
| 20, 30, 50, 75, 100 kg (44, 66, 110, 165, 220 lb) |
| 50, 100, 150, 200, 500 kg (110, 220, 330, 440, 1 100 lb) |
Overload | 150 % of rated capacity, ultimate 200 % of rated capacity |
Temperature | - -40 … +65 °C (-40 … +150 °F) operating range
- -10 … +40 °C (15 … 105 °F) compensated
|
Weight | Standard duty up to 44 lb (20 kg), 22 lb (10 kg) per side Heavy-duty up to 64 lb (30 kg), 32 lb (15 kg) per side |
Interconnection wiring (to integrator) | - < 150 m (500 ft) 18 AWG (0.75 mmІ) 6 conductor shielded cable
- > 150 m … 300 m (500 … 1 000 ft) 18 … 22 AWG (0.75 … 0.34 mmІ) 8 conductor shielded cable
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Hazardous locations | Consult the factory |
Approvals | CE, RCM, EAC, CMC, KCC |