Specification: Part Number 1051551 Mechanical interface: Through hollow shaft Measuring step: 90 ° / electronically/number of lines Operating torque: 0.6 Ncm (+20 °C) Maximum operating speed: 9,000 /min EMC: (according to EN 61000-6-2 and EN 61000-6-3) Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Bearing lifetime: 3.6 x 10^10 revolutions Operating voltage range: 4.5 V ... 5.5 V Storage temperature range: -40 °C ... +100 °C, without package Electrical interface: 4.5 V ... 5.5 V, TTL/RS422, Connector M12, 8-pin, radial Resistance to shocks: 60 g (according to EN 60068-2-27) Reference signal, position: 90 °, electronically, gated with A and B Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.05 mm Shaft material: Metal Initialization time: 40 ms Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.01 mm Working temperature range: -30 °C ... +100 °C Start up torque: 0.8 Ncm (+20 °C) Maximum output frequency: 820 kHz Pulses per revolution: 32,768 Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Max. angular acceleration: 500,000 rad/s² Reference signal, number: 1 Load current max.: 30 mA Mass: 0.2 kg Connection type: Male connector M12, 8-pin, radial Moment of inertia of the rotor: 40 gcm² Shaft diameter: 3/8 " Error limits: ± 0.03 °