7AUXILIARY AND APPLIED FUNCTIONS

(2)Backlash compensation processing

Details of backlash compensation processing are shown below.

Table 7.2 Details of backlash compensation processing

Condition

Processing

 

• If travel direction is equal to home position return direction, the

First start after power on

backlash compensation is not executed.

• If travel direction is not equal to home position return direction, the

 

 

backlash compensation is executed.

JOG operation start

• If travel direction is changed at the JOG operation start, the

backlash compensation is executed.

 

Positioning start

• If travel direction is changed, the backlash compensation is

executed.

 

Manual pulse generator

• If travel direction is changed, the backlash compensation is

operation

executed.

Home position return

• The backlash compensation is executed after home position return

completion

completion.

Absolute position system

• Status stored at power off and applied to absolute position system.

 

 

POINTS

(1)The feed pulses of backlash compensation amount are added to the feed current value.

(2)When the backlash compensation amount is changed, the home position return is required.

When the home position return is not executed, the original backlash compensation amount is not changed.

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