Specification: Part Number 1051042 Measuring step deviation: ± 0.01 ° Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.1 mm Operating voltage range: 4.5 V ... 5.5 V Operating torque: 0.6 Ncm (+20 °C) Mechanical interface: Blind hollow shaft Measuring step: 90 ° / electronically/number of lines Electrical interface: 4.5 V ... 5.5 V, TTL/RS422, Connector M23, 12-pin, radial Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.2 mm EMC: (according to EN 61000-6-2 and EN 61000-6-3) Connection type: Connector M23, 12-pin, radial Pulses per revolution: 2,000 Resistance to shocks: 70 g (according to EN 60068-2-27) Shaft material: Metal Shaft diameter: 10 mm Reference signal, number: 1 Mass: 0.2 kg Load current max.: 30 mA Maximum output frequency: 600 kHz Moment of inertia of the rotor: 40 gcm² Resistance to vibration: 30 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Working temperature range: -30 °C ... +100 °C Error limits: ± 0.05 ° Storage temperature range: -40 °C ... +100 °C, without package Bearing lifetime: 3.6 x 10^10 revolutions MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Maximum operating speed: 6,000 /min Reference signal, position: 90 °, electronically, gated with A and B Max. angular acceleration: 500,000 rad/s² Start up torque: 0.8 Ncm (+20 °C) Initialization time: 40 ms Permissible relative humidity: 90 % (condensation of the optical scanning not permitted)