Blind hollow shaft incremental encoder Size: 63 mm. Blind hollow shaft with spring Resolution: 1000 ppr. Without zero pulse. Power supply: 5-28 V DC. Electronic interface: push-pull Shaft diameter: 15 mm. Enclosure rating: IP54. Rotation speed(max.): 3000 rpm Output type: radial cable(standart length 1,5m) Standard s eries for industrial application with high mechanical resistance.