Specification: Part Number 1051499 Bearing lifetime: 3.0 x 10^9 revolutions Measuring step deviation: ± 0.002 ° Code sequence: CW/CCW, parameter adjustable Code type: Gray Max. number of revolutions: 1 Resistance to vibration: 20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Type of mounting shaft: Through hollow shaft Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Electrical interface: SSI/Gray, programmable Resolution power: 262,144 x 1 Initialization time: 50 ms Error limits: ± 0.03 ° Measuring step: 0.014 ° 360 ° / number of steps Permissible movement axial static/dynamic: ± 0.5 mm, ± 0.01 mm Shaft diameter: 3/8 " Operating torque: 0.6 Ncm (20 °C) Working temperature range: -30 °C ... 100 °C CW/CCW (counting sequence when turning): L-active (L &;8801; 0 - 1,5 V, H &;8801; 2,0 - Us V) EMC: (according to EN 61000-6-2 and EN 61000-6-3) Reverse polarity protection: 1 Start up torque: 0.8 Ncm (20 °C) Moment of inertia of the rotor: 40 gcm² Resistance to shocks: 60 g, 6 ms (according to EN 60068-2-27) Clock frequency: 2 MHz Interface signals: Clock +, Clock -, Data +, Data- Connection type: Cable, 8-wire, universal, 1.5 m Maximum operating speed: 9,000 /min Enclosure rating: IP 65 (according to IEC 60529), housing side, IP 65 (according to IEC 60529), shaft side Mechanical interface: Through hollow shaft Power consumption: 0.5 W (without load) Repeat accuracy: 0.002 ° Permissible movement radial static/dynamic: ± 0.3 mm, ± 0.05 mm Operating voltage range: 4.5 V DC ... 32 V DC MTTFd: mean time to dangerous failure: 250 a (EN ISO 13849-1) SET (electronic adjustment): H-active (L &;8801; 0 - 1,5 V, H &;8801; 2,0 - Us V) Storage temperature range: -40 °C ... 100 °C, without package Max. number of steps per revolution: 262,144 Max. angular acceleration: 500,000 rad/s²