Specifications - Siemens SITRANS WW100 Operating Instructions Manual

Specifications

Accuracy
• ± 0.5% to 0.25%
Operating temperature
• -10 to +40 °C (+14 to +104 °F)
Construction materials
• mild steel or stainless steel [304 (1.4301) or 316 (1.4401)]
Load cells
• one (1) single point, nickel plated platform (standard)
• stainless steel for corrosive and washdown environments (optional)
• non-linearity
• non-repeatability
Speed sensor
• optical encoder, driven pulley mounted
Framework
• precision machined, stainless or mild steel
• cantilevered design for easy belt replacement
Pulleys
• 115 mm (4.5") diameter, crowned and lagged
Belt tension
• counter-weighted stainless steel tensioning idler for consistent tension, required
for high accuracy weighing
1.
Accuracy subject to: On factory approved installations the weigh feeder sys-
tem's totalized weight will be within the specified accuracy when compared to a
known weighed material test sample. The test rate must be within the specified
range of the design capacity and held constant for the duration of the test. The
minimum material test sample must be equivalent to a sample obtained at the
test flow rate for three revolutions of the belt or at least ten minutes running
time, whichever is greater.
Page 4 SITRANS WW100 - OPERATING INSTRUCTIONS
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± 0.03 %
± 0.02 %
7ML19985MN01