The WFT-Cx at a glance
- Acquires forces and torques in the X-, Y-, Z-directions on the rotating wheel
- Data output referred to vehicle coordinate system with online display
- Maximum immunity to interference and measurement accuracy through on-site digitization and online processing of raw data
- UPS to prevent issues during engine cranking
- Precise temperature compensation
- Robust WFT sensor housing with long service life
- Safety feature: breakage protection through interlocking mechanical structure
- Versatile range of applications during winter tests, brake tests and much more
Technical data
Material | Aluminum | Titanium | Steel PH17-4 |
---|---|---|---|
Measurement principle | Temperature compensated strain gauge application | ||
Measurement ranges: Forces | Fx, Fz = ±45 kN | Fx, Fz = ±60 kN | Fx, Fz = ±60 kN |
Fy = ±25 kN | Fy = ±30 kN | Fy = ±30 kN | |
Measurement ranges: Torques Mx, My, Mz | ±8,75 kNm | ±10 kNm | ±10 kNm |
Protection class | IP66, IP67 | ||
Sampling rate per channel | up to 5 kHz | ||
Angular resolution with 5000 increments | 0.072° | ||
Accuracy | <0.2% FS | ||
Hysteresis | <0.2% FS | ||
Crosstalk | <0.2% FS | ||
Low pass filter | 6-pol Butterworth filter (cut-off frequency 1200 Hz) | ||
Weight w/o adapter | <7.9 kg | ca. 10.5 kg | ca. 17.5 kg |
Rim diameter | min. 14" (356 mm), 13" on request | ||
Hub diameter with adapter | max. 5.5" | ||
Operating temperature | -40° C to +105° C | ||
Mechanical load | Stress analysis according to BMW QV 36026 | ||
Shock proof | max. 100 g | ||
RPM | max. 2300 rpm (ca. 278 km/h) | ||
Safety | Mechanical breakage protection | ||
Dimension: outer diameter (w/o adapter) | 317.5 mm | ||
Dimension: inner diameter (w/o adapter) | 203 mm | ||
Dimension: height | 76 mm | ||
Temperature drift | 0.005% / °C | ||
Mounting bolts | 32 | ||
Adaption | Customer-specific adaption for any vehicle possible |