GMA-A Series Multi-Turn Analog Absolute Rotary Encoder is ideal for a wide variety of industrial applications that require absolute positioning output. Its fully digital output technology make it an excellent choice for all applications, especially ones with a high presence of noise.The encoder provides 3 options of output :0-10v, 4-20mA, 0-10k Available with either round servo or square flange mounting, and a variety of connector and cabling options, GSA-A Series is easily designed into a variety of application requirements. With its wide selection of shaft sizes supported by industrial grade, NMB bearings,and its optional IP67 seal, it is ideal for tough environments.Housing Dia.:38,50,58mm; Solid/Blind hollow Shaft Diameter:6,8,10mm; Resolution:Single turn max.16bits, MAX, 16bits turns, Total max:29bits;