Carrier WEATHERMAKER 48/50AJ Operation And Service Manual page 162

PARAMETER GROUP
Start-Up Data
Start/Stop/Dir
Analog Inputs
Relay Outputs
System Controls
OVER RIDE
Accel/Decel
MOTOR
The VFD keypad is shown in Fig. B.
VFD Operation —
The function of SOFT KEYS 1 and 2 change depending on
what is displayed on the screen. The function of SOFT KEY 1
matches the word in the lower left-hand box on the display
screen. The function of SOFT KEY 2 matches the word in the
lower right-hand box on the display screen. If the box is empty,
then the SOFT KEY does not have a function on that specific
screen. The UP and DOWN keys are used to navigate through
the menus. The OFF key is used to turn off the VFD. The
AUTO key is used to change control of the drive to automatic
control. The HAND key is used to change control of the drive
to local (hand held) control. The HELP button is used to access
the help screens.
Fig. B — VFD Keypad
APPENDIX C — VFD INFORMATION (cont)
Table B — VFD Configurations
PARAMETER TITLE
LANGUAGE
APPLIC MACRO
MOTOR CTRL MODE
MOTOR NOM VOLT
MOTOR NOM CURR
MOTOR NOM FREQ
MOTOR NOM SPEED
EXT1 COMMANDS
DIRECTION
MINIMUM AI1
MAXIMUM AI1
RELAY OUTPUT 1
RELAY OUTPUT 2
RELAY OUTPUT 3
RUN ENABLE
START ENABLE 1
OVERRIDE SEL
OVERRIDE FREQ
OVERRIDE SPEED
OVER PASS CODE
OVERRIDE
STOP FUNCTION
ACCELER TIME 1
DECELER TIME 1
SWITCHING FREQ
A39-2918
162
PARAMETER INDEX
9901
9902
9904
9905
9906
9907
9908
1001
1003
1301
1302
1401
1402
1403
1601
1608
1701
1702
1703
1704
1705
2102
2202
2203
2606
START UP WITH ASSISTANT — Initial start-up has been
performed at the factory. To start up the VFD with the Start-Up
Assistant or reset the VFD with the Carrier defaults, perform
the following procedure:
1. Select MENU (SOFT KEY 2). The Main menu will be
displayed.
2. Use the UP or DOWN keys to highlight ASSISTANTS
on the display screen and press ENTER (SOFT KEY 2).
3. Use the UP or DOWN keys to highlight Carrier Assistant
and press SEL (SOFT KEY 2).
4. The Carrier Assistant will ask questions to determine the
correct parameters for the VFD. Select the desired values
and press SAVE (SOFT KEY 2) after every change. The
process will continue until all the parameters are set.
a. The Carrier Assistant will ask "Is this an Air
Handler or Rooftop?" Select "Rooftop."
b. The Carrier Assistant will ask "Is this a High E or
Premium E motor?" Select the correct efficiency
type.
c. If the VFD can be used with two different size
(HP) motors, then the Carrier Assistant will ask the
user to choose the proper HP. Select the correct
motor horsepower.
START UP BY CHANGING PARAMETERS INDIVIDU-
ALLY — Initial start-up is performed at the factory. To start up
the VFD with by changing individual parameters, perform the
following procedure:
1. Select MENU (SOFT KEY 2). The Main menu will be
displayed.
2. Use the UP or DOWN keys to highlight PARAMETERS
on the display screen and press ENTER (SOFT KEY 2).
3. Use the UP or DOWN keys to highlight the desired
parameter group and press SEL (SOFT KEY 2).
CARRIER DEFAULT
ENGLISH
USER 1
SCALAR: FREQ
460v
*TBD*
60 Hz
1750 rpm
DI-1
REVERSE
20.0 %
100.0 %
STARTED
RUN
FAULT (-1)
NOT SELECTED
DI-4
DI-3
60 Hz
1750 rpm
ENTERED
ON
RAMP
30.0s
30.0s
8 kHz