ELTRA ER722B2048S5/28P10X6MR. Blind hollow shaft Incremental encoder. Encoder Size: 72 mm. Fixing holes diameter: 65 mm Flange type: B. 2048ppr Resolution. Power Supply: 5 - 28 V DC. Push-Pull. Without zero pulse. 10mm bore diameter. Enclosure class: IP 54. Rotation speed max: 6000 rpm. Radial M connector output. Frequency: 500 kHz Series is recommended for industrial application.