The system features:
1.The encoder installation error angle is calculated automatically.
2.The rotor can be locked at any angle for the disc adjusting and the angle display simultaneously
3.The EMF constant is calculated automatically
4.Without any external driving prime mover
5.No any motor fixing frame is needed
6.PC-based man-machine interface design
7.The measuring data analyzes and stores for cloud managing
8.A new patent implementation

(1).The encoder installation error angle is calculated automatically without any external driving prime mover.
(2).The EMF constant is calculated automatically without any external driving prime mover.
(3).Combining the motor driving and data measuring in one system.
(4).The digitized measuring data analyzes and stores for cloud data managing.

The innovation is highly suitable for using to the precision motor manufacturing and repairing, such as:
1.Precision servo motor manufacturing
2.Precision servo motor repair industry
3.Electric vehicle manufacturing
4.Automated machine manufacturing