CO Automatic zeroing of encoder  Enter Finish Table (Page 54 / 100) AL301 All-Digital AC Servo Driver Connection and Debugging Manual

CO-- – Automatic zeroing of encoder  Enter – Finish

Table 5.8 Operation of Automatic Zeroing Mode of Encoder

● The automatic zeroing of the encoder is mainly used to check the angle of Z pulse after the encoder for the servo

driver is installed.

Open Loop Operation Mode

I. Open Loop Operation

Press Enter to enter the open loop operation mode ―OL--‖. Press Enter again for more than 3 seconds and the

open loop operation mode starts up and the motor rotates. After that ―Finish‖ will be display.

OL-- –Open loop operation  Enter – Finish

Table 5.9 Operation of Open Loop Operation Mode

● The open loop operation is used to preliminarily determine whether the servo driver has obvious quality

problems such as abnormal assembly of the bearing and the rotor, etc.