Mitsubishi Electric MELSEC Q Series Programming Manual page 450

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
First start after power on
JOG operation start
Positioning start
Manual pulse generator
operation
Home position return
completion
Absolute position system
POINTS
(1) When backlash compensation amount has been set, feed pulses of the
backlash compensation amount are added to the position command value but
are not added to 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.
• 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.
• If travel direction is changed at the JOG operation start, the
backlash compensation is executed.
• If travel direction is changed, the backlash compensation is
executed.
• If travel direction is changed, the backlash compensation is
executed.
• The backlash compensation is executed after home position return
completion.
• Status stored at power off and applied to absolute position system.
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Processing