Incremental optical encoder with solid shaft Size: 30 mm. Solid shaft with clamping flange(15 mm) Resolution: from 1 to 2500 ppr. Without zero pulse. Power supply: 5 - 28 V DC. Electronic interface: push-pull Shaft diameter: 4 mm. Enclosure rating: IP54. Output type: axial cable output (standard lenght 0,5 m) Recommended when a minimal size is required even providing exellent performances.