Specification: Part Number 1055751 Moment of inertia of the rotor: 40 gcm² Bearing lifetime: 3.6 x 10^10 revolutions Start up torque: 0.8 Ncm (+20 °C) MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Measuring step deviation: ± 0.2 ° Shaft diameter: 10 mm Maximum output frequency: 300 kHz Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side Reference signal, position: 90 °, electronically, gated with A and B Mechanical interface: Through hollow shaft Error limits: ± 0.3 ° Working temperature range: 0 °C ... +85 °C Power consumption: 0.5 W (without load) Reference signal, number: 1 Connection type: Connector M23, 12-pin, radial Initialization time: 40 ms Storage temperature range: -40 °C ... +100 °C, without package Operating torque: 0.6 Ncm (+20 °C) Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.1 mm Measuring step: 90 ° / electronically/number of lines Maximum operating speed: 9,000 /min Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.2 mm Pulses per revolution: 2,048 Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Max. angular acceleration: 500,000 rad/s² Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Operating voltage range: 10 V ... 32 V Load current max.: 30 mA Resistance to shocks: 50 g (according to EN 60068-2-27) Electrical interface: 10 V ... 32 V, TTL/RS422, Connector M23, 12-pin, radial EMC: (according to EN 61000-6-2 and EN 61000-6-3) Mass: 0.2 kg Shaft material: Metal