Mitsubishi MOTION CONTROLLERS Q172DCPU Manual de Instruções descarregar pdf (Página 380)

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7 AUXILIARY AND APPLIED FUNCTIONS

(2) Backlash compensation processing

Details of backlash compensation processing are shown below.

Table 7.1 Details of backlash compensation processing

Condition Processing

First start after power on

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

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

operation

• If travel direction is changed, the backlash compensation is

executed.

Home position return

completion

• The backlash compensation is executed after home position return

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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