Specification: Part Number 1051253 Moment of inertia of the rotor: 40 gcm² Mass: 0.2 kg Pulses per revolution: 36,000 Operating torque: 0.6 Ncm (+20 °C) Shaft material: Metal Bearing lifetime: 3.6 x 10^10 revolutions Reference signal, position: 90 °, electronically, gated with A and B EMC: (according to EN 61000-6-2 and EN 61000-6-3) Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.01 mm Electrical interface: 4.5 V ... 5.5 V, TTL/RS422, Cable, 8-pin, universal, 1.5 m Measuring step: 90 ° / electronically/number of lines Load current max.: 30 mA Error limits: ± 0.03 ° Connection type: Cable, 8-wire, universal, 1.5 m Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Maximum output frequency: 820 kHz Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.05 mm Start up torque: 0.8 Ncm (+20 °C) Working temperature range: -30 °C ... +100 °C Storage temperature range: -40 °C ... +100 °C, without package Max. angular acceleration: 500,000 rad/s² Resistance to shocks: 60 g (according to EN 60068-2-27) Shaft diameter: 12 mm Reference signal, number: 1 Operating voltage range: 4.5 V ... 5.5 V Mechanical interface: Through hollow shaft Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side Initialization time: 40 ms MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Maximum operating speed: 9,000 /min