Rockwell Automation 8520 9/Series CNC Lathe User Manual

Page 100

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Manual/MDI Operation Modes

Chapter 4

4-8

This feature lets you disable the servo drives, and allows the axes to be
moved by external means (such as a hand crank attached to the ball screw)

without requiring the control to be in E-Stop. When this feature is enabled,

all position displays get updated as the axes are moved.

Use this feature in conjunction with the digitize feature described in

chapter 5.

This feature only enables when the control is in the Cycle Stop state and

the axes are not being jogged at the time of request. To use this feature, it

must be enabled in PAL by your system installer. Refer to your system

installer’s documentation for details on how the “Mechanical Handle Feed”

feature is activated and used.

Use this feature to allow the removal of a rotary table or other axis
attachment from a machine without requiring the system to be

re-configured. When activated, the control ignores messages that may

occur resulting from the loss of feedback from a removed axis such as

servo errors.

Important: This feature removes the selected axis from the control as an

active axis. Any attempt to move the removed axis results in an error.

This means that part programs that use the removed axis name cannot be

executed. Jog moves and MDI commands that attempt to move the

removed axis also results in an error.

This feature can only be enabled in AMP. The axis must be selected as

“Detached” to be considered removed. Refer to your system installers

documentation for the necessary steps involved in actually physically

removing axis hardware from a specific machine.

4.2

Mechanical Handle Feed

(Servo Off)

4.3

Removing an Axis

(Axis Detach)

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