Rotary Encoder, Incremental Encoder,digital encoder 1.Shaft diameter 8mm 2.Housing diameter 52mm 3.clamping ... the length or speed of ,target by wheel type.The circumference of. Wheel has three types(S;types(S1=200mm,S2 ... 4) A leads B clockwise when viewing the encoder shaft end,The position of Z phase against A,B phase ... Vcc,Vi≤0.3VWeight0.17kg ISA 5208 outside 52mm shaft 8mm optical encoder wheel