ABB ACS550-02 User Manual page 45

PID Control
Start/Stop Control
Protections
Output Signals
1. Select ASSISTANTS in the Main Menu.
2. Press UP/DOWN to select START-UP ASSISTANT.
Note! Rather than the Start-up Assistant, you can select Assistants for individual
tasks, such as Output Signals.
3. Make entries or selections as appropriate.
4. Press SAVE to save settings, or EXIT to reset settings to original values.
Changed Parameters Mode
Use the Changed Parameters mode to view (and edit) a listing of all parameters that
have been changed from default values.
Procedure:
1. Select CHANGED PAR in the Main Menu.
The display lists all changed parameters.
2. Press ENTER.
3. Press UP/DOWN to select a changed parameter.
As each parameter is highlighted, the parameter value appears.
4. Press EDIT to edit the parameter value.
5. Press UP/DOWN to select a new value / edit the parameter value. (Pressing both
keys at the same time sets a parameter to its default value.)
6. Press SAVE to save the new parameter value. (If the new value is the default value,
the parameter will no longer appear on the Changed Parameters listing.)
Par Backup Mode
The Assistant Control Panel can store a full set of drive parameters. If two sets of
parameters are defined, both are copied and transferred when using this feature.
The Par Backup mode has three functions:
• Selects the source for the process reference
• Sets the reference limits
• Sets the speed (reference) limits
• Sets the source and limits for the process actual value
• Selects either EXT1 or EXT2
• Defines the direction control
• Defines the start and stop modes
• Selects the use of Run Enable signal
Sets the torque and current limits
Selects the signals indicated through the relay outputs RO1, RO2, RO3 and
optional relay output's (if installed).
Selects the signals indicated through the analog outputs AO1 and AO2. Sets
the minimum, maximum, scaling and inversion values.
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Start-Up