Measuring principle

Strain gauge load cells measuring load on pan conveyor rails

Typical application

Control in cement production

Measurement accuracy

Accuracy¹⁾

± 2 % or better of totalization over 33 … 100 % operating range

Repeatability

± 0.1 %

Medium conditions

Material temperature

-40 … +150 °C (-40 … +300 °F)

Apron design

Pan width

• 24 … 72 inch
• Equivalent to 600 … 1 800 mm in metric size

Pan speed

Up to 1 m/s (200 fpm)²⁾

Capacity

Up to 5 000 t/h (5 500 STPH) at maximum pan speed. Please contact a Siemens representative for higher rates.

Conveyor incline

• ± 20° from horizontal, fixed incline
• Up to ± 30° with reduced accuracy³⁾

Load cell

Construction

17-4 PH (1.4568) stainless steel construction

Degree of protection

IP67

Cable length

3 m (10 ft)

Excitation

10 V DC nominal, 15 V DC maximum

Output

2 ± 0.002 mV/V excitation (nominal) at rated load cell capacity

Non-linearity and hysteresis

0.02 % of rated output

Non-repeatability

0.01 % of rated output

Capacity

• Maximum ranges

500, 1 000, 2 500, 4 000, 5 000 lb

Overload

150 % of rated capacity, ultimate 300 % of rated capacity

Temperature

• -40 … +75 °C (-40 … +167 °F) operating range
• -10 … +40 °C (14 … 104 °F) compensated

Weight

Contact factory

Interconnection wiring (to integrator)

• < 150 m (500 ft) 18 AWG (0.75 mm?) 10 conductor shielded cable
• > 150 … 300 m (500 … 1 000 ft) 18 … 22 AWG (0.75 … 0.34 mm?), 12 conductor shielded cable

Approvals

CE, RCM