ELTRA ER58C500Z5/28P10X3MR Solid Shaft Incremental Encoder. Clamping Flanges 36 mm. Encoder diameter: 58 mm. Resol.: 500 ppr. Power Supply: 5 - 28 V DC. Push Pull With zero pulse. 10 mm shaft diameter. Enclosure: IP 54. Speed: 3000 rpm (max). M connector output. Radial direction type. Series with high mechanical resistance.