Rockwell Automation 8520-ARM2 9/Series CNC AMP Reference Manual Documentation Set User Manual

Page 247

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Servo Parameters

Chapter 7

7-101

9/440 CNC

System Module

Touch Probe

Analog Out

Axis

Module

Axis

Module

Axis

Module

Position feedback

Velocity feedback

Module

Axis

1326 Servo

used as

Spindle

1326 Motor

Mounted Resolver

Optional Spindle

Mounted Encoder

Spindle

“No of Teeth on Motor Gear”

“No of Teeth on Spindle Shaft”

To Servo’s 1, 2, and 3

To configure a 1394 spindle, make the following AMP configuration

considerations:

Select the “Axis Type” as spindle (see chapter 3 for details)

Servo Hardware Type” must be a 9/440 digital servo module

Servo Loop Type” is configured as “Digital or Digital Spindle”.

Servo Position Loop Type” is always Open Loop regardless of the

single or two device feedback configurations.

Use the parameters “No of Teeth on Motor Gear” and “No Teeth on
Spindle Shaft” to account for any gearing between the motor shaft and

the actual physical machine spindle.

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