Materials Housing: aluminium Shaft: stainless steel Sensing method Optical manufacter SKU HG 21 Operating speed ≤12000 rpm Consumption w/o load ≤100 mA Reference signal Zero pulse, width 90° Approvals CE UL approval / E256710 Shaft type ø85...95 mm (through hollow shaft) Axial tolerance -0.5...1.5 mm (with zero pulse) -0.5...2.5 mm (without zero pulse) Output stages HTL TTL/RS422 Protection DIN EN 60529 IP 44 Phase shift 90° ±20° Interference immunity EN 61000-6-2 Connection Cable with mating connector, 12-pin (2x with option M) Weight approx. 5.8 kg HG 21 output signals K1, K2, K0 + inverted Scan ratio 40...60 % Resistance IEC 60068-2-6 Vibration 10 g, 10-2000 Hz IEC 60068-2-27 Shock 100 g, 6 ms Emitted interference EN 61000-6-3 Output frequency ≤120 kHz ≤160 kHz (Option) Voltage supply 9...26 VDC 5 VDC ±5 % Size (flange) ø240 mm Pulses per revolution 2500 Rotor moment of inertia 43 kgcm² Operating temperature -30...+70 °C Radial tolerance ±0.05 mm (with zero pulse) ±0.2 mm (without zero pulse)