Product Characteristics 1.Precision step angle 1.8 ° / Step 2.Can be customized according to customer requirements 0.9 °, 3 °, 3.6 °, 0.045 °,0.15 °, 0.18 ° step angle 3.Step angle accuracy ± 0.09 ° (no load step) 4.Resistance accuracy ± 10% according to customer requirements agreed smaller tolerance range 5.Inductance Accuracy ± 20% 6.Allowable temperature rise <80 ºC (rated current, two-phase power) can be customized according to customer requirements more low temperature or higher temperature 7.Ambient temperature -20 ºC ~ +50 ºC (no freezing) 8.Protection class IP43 IP54 or IP65 can be customized according to customer requirements 9.Medium Environment No corrosive gas or dust. Not directly in contact with water, oil and other liquid requirements can be customized higher 10.Environmental humidity below 85% below 40 ºC; 57% below below 50 ºC (no condensation) 11.Insulation Class B (+ 130 ºC) 12.Insulation withstand voltage 100MΩ Min. DC 500V 13.Insulation resistance DC 500V Measured with a megger more than 100Ω 14.Radial runout 0.02 Max. (450 gf) 15.Axial Clearance 0.08 Max. (450gf) 16.Axial displacement of 0.075mm.Max 10N load in the shaft end 17.Radial displacement of 0.025mm.Max in the axial application of 5N load