Specification: Part Number 1038953 Error limits: ± 0.05 ° Permissible relative humidity: 90 % (condensation of the optical scanning not permitted) Moment of inertia of the rotor: 6.2 gcm² Working temperature range: -30 °C ... +100 °C Maximum operating speed: 10,000 /min Max. angular acceleration: 500,000 rad/s² Enclosure rating: IP 65 (according to IEC 60529), shaft side, IP 67 (according to IEC 60529), housing side Electrical interface: 4.5 V ... 5.5 V, TTL/RS422, Cable, 8-pin, universal, 3 m MTTFd: mean time to dangerous failure: 300 a (EN ISO 13849-1) Storage temperature range: -40 °C ... +100 °C, without package Start up torque: 0.5 Ncm (+20 °C) Mass: 0.3 kg Resistance to vibration: 30 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6) Reference signal, position: 90 °, electronically, gated with A and B Shaft diameter: 6 mm x 10 mm EMC: (according to EN 61000-6-2 and EN 61000-6-3) Mechanical interface: Solid shaft, Servo flange Permissible shaft loading radial/axial: 40 N (axial), 80 N (radial) Operating voltage range: 4.5 V ... 5.5 V Initialization time: 40 ms Load current max.: 30 mA Bearing lifetime: 3.6 x 10^10 revolutions Reference signal, number: 1 Resistance to shocks: 70 g (according to EN 60068-2-27) Pulses per revolution: 2,500 Maximum output frequency: 600 kHz Operating torque: 0.3 Ncm (+20 °C) Measuring step: 90 ° / electronically/number of lines Connection type: Cable, 8-wire, universal, 3 m