# Product Data

Operating torque measuring range | from 10 % to 100 % of the smartHEAD capacity
Maximum torque accuracy error (related to the value read by the STRwrench controller) | ± 0.1 %
Maximum torque linearity error (related to the value read by the STRwrench controller) | ± 0.015 %
Torque measurement accuracy (smartHEAD) | 0.5 % readout ±1 digit (from 10% to 100% of nominal torque) 1 % readout ±1 digit (from 5% to 10% of nominal torque)
Overload capacity | 120% of smartHEAD capacity
Temperature stability of torque measurement | 0.1% of capacity/10°C
Maximum angular speed | 150 °/s
Angle measurement accuracy | ±1° over 360° without torque preload ±1% over 360° with torque preload
Weight | 854.3 g 1.8 lb