Specification: Part Number 1037549 Max. angular acceleration: 500,000 rad/s² MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Reference signal, position: 90 °, electronically, gated with A and B Shaft material: Metal Initialization time: 40 ms Bearing lifetime: 3.6 x 10^10 revolutions Measuring step: 90 ° / electronically/number of lines Electrical interface: 4.5 V ... 5.5 V, TTL/RS422, Connector M23, 12-pin, radial Shaft diameter: 12 mm Mass: 0.2 kg Maximum output frequency: 820 kHz Start up torque: 0.8 Ncm (+20 °C) Error limits: ± 0.03 ° Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side Reference signal, number: 1 Connection type: Connector M23, 12-pin, radial Moment of inertia of the rotor: 40 gcm² Storage temperature range: -40 °C ... +100 °C, without package EMC: (according to EN 61000-6-2 and EN 61000-6-3) Maximum operating speed: 6,000 /min Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.05 mm Load current max.: 30 mA Pulses per revolution: 16,384 Operating voltage range: 4.5 V ... 5.5 V Working temperature range: -30 °C ... +100 °C Resistance to shocks: 60 g (according to EN 60068-2-27) Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Mechanical interface: Blind hollow shaft Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.01 mm Operating torque: 0.6 Ncm (+20 °C)