ELTRA EL58H500Z5L10X3JR Solid shaft incremental encoder with clampin flange (diam. 50mm). Diameter: 58 mm. 500 ppr resolution. With zero pulse. 5 V DC Power Supply. LINE DRIVER Shaft size (diam): 10mm. Rotation speed: 3000 rpm max. Enclosure rating: IP 54. Radial cable output. Series for industrial applications.