Rockwell Automation 20D PowerFlex 700S AC Drives with Phase II Control Programming Manual - Manual (Page 144)

144 Rockwell Automation Publication 20D-PM001C-EN-P - July 2013
Chapter 3 Troubleshooting
HIM Indication of a Fault The HIM also provides visual notification of a fault.
Manually Clearing Faults Follow the steps to manually clear a fault:
1. Press (Esc) on the HIM to acknowledge the fault.
The fault information will be removed so that you can use the HIM.
2. Address the condition that caused the fault.
The cause must be corrected before the fault can be cleared.
3. After corrective action has been taken, clear the fault using one of the
methods:
• Press (Stop) on the HIM
• Cycle drive power
• Select “Clear Faults” from the Diagnostics > Faults menu on the HIM
Fault and Alarm Types A fault is a condition that stops the drive. An alarm is a condition that, if left
untreated, may stop the drive. There are three configuration types for indicating a
fault and/or alarm.
Table 5 - Fault Type Descriptions
Condition Display
Drive is indicating a fault.
The LCD HIM immediately reports the fault condition by displaying the
following:
• “Faulted” appears in the status line
• Fault number
• Fault name
• Time that has passed since the fault occurred
Press Esc to regain control of the HIM
F-> Faulted Auto
0.0 Hz
Main Menu:
Diagnostics
Parameter
— Fault — F24
DC Bus Overvolt
Time since Fault
00:23:52
Esc
Type Fault Description
1 Non-Configurable Fault The cause of the fault must be corrected before the fault can be cleared.
2 User Configurable Programming and commissioning personnel can configure the drive’s response to
the exception events. Response include:
• Ignore
• Alarm
• Fault Coast Stop
• Fault Ramp Stop
• Fault Current Limit Stop
3 Non-Configurable Alarm Can only be configured as a alarm.