2: Calibrating the Control Board
2.1
CONNECT THE AUXILIARY SUPPLY:
Remove 3-phase fuses (
6
). Re-instate branch circuit protection or circuit
breaker (
8
). Check that the auxiliary voltage is correct. The Keypad will now display the Welcome screen.
AUXILIARY POWER ONLY IS CONNECTED AT THIS STAGE
Press
,
,
to display the CONFIGURE DRIVE menu. Press
again to display
the first parameter. Set the following parameters in the menu:
CONFIGURE ENABLE
Set to ENABLED. All LEDS on the Keypad will flash.
NOM MOTOR VOLTS
Enter Armature Voltage value (VACAL) from the motor rating
plate
ARMATURE CURRENT
Enter the armature current value (IA CAL) from the motor
rating plate.
FIELD CURRENT
Enter the nominal field current (IF CAL) from the motor rating
plate.
FLD.CTRL MODE
Check that the field control mode is set to VOLTAGE
CONTROL.
FLD.VOLTS RATIO
Enter the calculated ratio into the parameter given by the
equation. The default setting of 90% is the maximum value
obtainable, i.e. field output = 0.9 x Vac.
CONFIGURE ENABLE
Set to DISABLED. The Keypad's LEDs will stop flashing.
PARAMETER SAVE
Exit the CONFIGURE DRIVE menu and press the
(UP)
key to display the PARAMETER SAVE menu. Press
.
Press the
(UP) key as instructed to save your settings.
Refer to 3.3.
Refer to the
Product Code on
the drive's Rating
Label to confirm
the drive's
specification.
