24
ACH550-UH User’s Manual
Start-Up
To complete the control connections by manually entering the parameters, see
"Parameters Mode" in this section.
For detailed hardware description, see the
section.
Note!
The current parameter value appears below the highlighted parameter.
Note!
To view the default parameter value, press the UP/DOWN buttons
simultaneously.
Note!
The most typical and necessary parameters to change are parameter groups
99 Start-up data, 10 Start/Stop/Dir, 11 Reference Select, 20 Limits, 21 Start/Stop, 22
Accel/Decel, 26 Motor Control and 30 Fault Functions.
Note!
To restore the default factory settings, select the application macro HVAC
default.
4
Select the appropriate parameter in a
group with the UP/DOWN buttons.Select
EDIT to change the parameter value.
5
Press the UP/DOWN buttons to change
the parameter value.
6
Select SAVE to store the modified value or
select CANCEL to leave the set mode.
Any modifications not saved are
cancelled.
7
Select EXIT to return to the listing of
parameter groups, and again to return to
the main menu.