ELTRA EL722B900S5/28P10X6MR Incremental hollow shaft encoder Size: 72mm. Distance between holes on flange: 65 mm Resolution: 900ppr. Without zero pulse. Power Supply: 5 - 28 V DC. Electronic interface: push-pull. Shaft diameter: 10mm. Enclosure rating: IP 54. Rotation speed: 6000 rpm max. Radial M connector output. Series specially designed for direct mounting on tachometric dynamos or motors thanks to integrated elastic coupling which allow radial and / or axial motor shaft play.