Specification: Part Number 1031387 Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Measuring step: 360 ° /number of lines Working temperature range: -20 °C ... 85 °C Shaft diameter: 6 mm 8 mm 10 mm 12 mm 14 mm 15 mm 1/4 " 3/8 " 1/2 " Max. number of revolutions: 1 Mechanical interface: Through hollow shaft Max. angular acceleration: 500,000 rad/s² Initialization time: 80 ms Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Measuring step deviation: 0.005 °, 0.016 ° Operation of zero-set: ≥ 100 ms Operating torque: 1.6 Ncm Resolution power: 36 x 1 Enclosure rating: IP 64 (according to IEC 60529), with mating connector fitted MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) EMC: (according to EN 61000-6-2 and EN 61000-6-3) Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.1 mm Operating voltage range: 10 V DC ... 32 V DC Error limits: 0.035 ° (binary number of steps) 0.046 ° (non-binary number of steps) Max. number of steps per revolution: 36 Bearing lifetime: 3.6 x 10^9 revolutions Start up torque: 2.2 Ncm Storage temperature range: -40 °C ... 100 °C Resistance to shocks: 50 g (according to EN 60068-2-27) Maximum operating speed: 3,000 /min Mass: 0.3 kg Repeat accuracy: 0.005 ° Electrical interface: Connector M23, 12-pin, radial Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.2 mm Operating power consumption (no load): 60 mA