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Servo fault configuration, Servo fault actions, Shutdown – Rockwell Automation 1784-PM16SE SoftLogix Motion Card Setup and Configuration Manual User Manual

Page 350

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Publication 1784-UM003A-EN-P – June 2003

342 Motion Object Attributes

Servo Fault Configuration

Servo Fault Actions

Each axis can be configured to respond to each of the five types of servo faults
in any one of four different ways. This flexibility is important because motion
control applications differ widely in their fault action requirements.

Shutdown

If a fault action is set to Disable Drive, then when the associated fault occurs,
axis servo action is immediately disabled, the servo amplifier output is zeroed,
and the appropriate drive enable output is deactivated. Furthermore, this fault
action opens the OK contact associated with the servo module which can be
used to open the E-Stop string to the drive power supply. Shutdown is the
most severe action to a fault and it is usually reserved for faults which could
endanger the machine or the operator if power is not removed as quickly and
completely as possible.

GSV/SSV Access

Attribute Name

Data Type

Values

SSV/GSV

Soft Overtravel Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

SSV/GSV

Hard Overtravel Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

SSV/GSV

Position Error Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

SSV/GSV

Feedback Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

SSV/GSV

Feedback Noise Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

SSV/GSV

Drive Fault Action

SINT

0 = shutdown
1 = disabled drive
2 = stop command
3 = status only

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