
Instructions
1336 PLUS II Custom Firmware
EN916 - Variable Voltage Control
Description
Custom Firmware EN916 differs from the standard 1336 PLUS II version
3.002 firmware as follows:
• Drive parameters have been added to allow the drive output voltage to be
controlled independently of the commanded output frequency. All
voltage parameters are accessed from the new “Voltage Control”
parameter group following the “Motor Control” group.
!
ATTENTION: This Custom Firmware has been designed for a
specific application and differs from the standard 1336 PLUS
II
product offering. It must be installed and run only under this
custom application. Attempting to run this Custom Firmware
under any other type of application or condition could result in
unpredictable and/or hazardous conditions.
Voltage
Control
This group of parameters are used to independently control drive output voltage.
[Control Select]
Selectsthemotorcontrolmethodforthedrive.Thedefault
setting provides full stator flux control that is suitable for
most applications.
Parameter Number 9
Parameter Type Read and Write
Factory Default “Sens Vector”
Units Display Drive
“Economize” 0 Stator Flux control with Economize
“Sens Vector” 1 Stator Flux control
“Fixed Boost” 2 V/Hzw/programmedaccel/runboost
“Full Custom” 3 V/Hz with full configuration
“Variable Voltage” 4 Independent voltage/freq control
(new selection)
[Minimum Voltage]
Thisparametersetsthelowestvoltagethedrivewilloutput
when [Control Select] is set to “Variable Voltage”.
Parameter Number 333
Parameter Type Read and Write
Display Units / Drive Units 1 Volt / 4096 = Drive Rated Volts
Factory Default 0 Volts
Minimum Value 0 Volts
Maximum Value 120% of Drive Rated Voltage
[Maximum Voltage]
This parameter sets the highest voltage the drive will
output.
Parameter Number 20
Parameter Type Read and Write
Display Units / Drive Units 1 Volt / 4096 = Drive Rated Volts
Factory Default Drive Rated Volts
Minimum Value 0 Volts
Maximum Value 120% of Drive Rated Voltage
[Volt Incr Time]
Thisvaluedeterminesthetimeitwilltakethedrivetoramp
from0Voltsto[MaximumVoltagewhen[ControlSelect]is
setto“VariableVoltage”.Theratedeterminedbythisvalue
and [Maximum Voltage] is linear.
Parameter Number 334
Parameter Type Read and Write
Display Units / Drive Units 0.1 Second / Seconds x 10
Factory Default 10.0 Sec
Minimum Value 0.0 Sec
Maximum Value 3600.0 Sec
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