Rockwell Automation 1394 SERCOS Interface Multi-Axis Motion Control System User Manual

Page 57

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Publication 1394-IN024B-EN-P — February 2004

Troubleshooting Your 1394 SERCOS Interface System

2-21

To use the four analog output test points to monitor system variables,
refer to the table below.

The value entered in Scale Parameter will scale the analog output so
that you can get a full scale reading of the specific parameter for the
dynamic range or values you are testing.

To monitor dynamic system variables on analog outputs, use the
values shown in the table below.

1

Velocity Command and Feedback scaling value is 1V = 1000 rpm (using default scaling).

2

Torque Command and Feedback scaling value is 1V = 100% rated motor current or amplifier rating (whichever is
less) using default scaling.

3

Output scaling is dependant on feedback device and drive resolution.

Analog
Output:

Controlling
Parameter Number:

Default Parameter
Number:

Scale Parameter:

1

681

40

682

2

683

1040

684

3

685

2040

686

4

687

3040

688

Attribute:

Parameter Number

(axis 0):

Parameter Number

(axis 1):

Parameter Number

(axis 2):

Parameter Number

(axis 3):

Velocity Feedback

1

40

1040

2040

3040

Velocity Commanded

1

36

1036

2036

3036

Torque Feedback

2

84

1084

2084

3084

Torque Commanded

2

80

1080

2080

3080

Following Error

3

189

1189

2189

3189

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