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Chapter 4 Parameters|
4.2 Parameter Settings for Applications
Speed Search
Related
Applications Purpose Functions
Parameters
Windmill, winding Restart free- Before the free-running motor is 08.04~08.08
machine, fan and all running motor completely stopped, it can be restarted
inertia loads without detection of motor speed. The
AC motor drive will auto search motor
speed and will accelerate when its
speed is the same as the motor speed.
DC Brake before Running
Related
Applications Purpose Functions
Parameters
When e.g. windmills, Keep the free- If the running direction of the free- 08.00
fans and pumps rotate running motor at running motor is not steady, please 08.01
freely by wind or flow standstill. execute DC brake before start-up.
without applying power
Energy Saving
Related
Applications Purpose Functions
Parameters
Punching machines Energy saving and Energy saving when the AC motor 08.17
fans, pumps and less vibrations drive runs at constant speed, yet full
precision machinery power acceleration and deceleration
For precision machinery it also helps
to lower vibrations.
Multi-step Operation
Related
Applications Purpose Functions
Parameters
Cyclic operation by To control 15-step speeds and duration 04.05~04.08
Conveying machinery
multi-step speeds. by simple contact signals. 05.00~05.14
Switching acceleration and deceleration times
Related
Applications Purpose Functions
Parameters
Switching 01.09~01.12
When an AC motor drive drives two or
Auto turntable for acceleration and 04.05~04.08
more motors, it can reach high-speed
conveying machinery deceleration times
but still start and stop smoothly.
by external signal
Revision August 2008, 2ELE, V1.02 4-21
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Chapter 4 Parameters|
Overheat Warning
Related
Applications Purpose Functions
Parameters
When AC motor drive overheats, it 03.00
Air conditioner Safety measure uses a thermal sensor to have 04.05~04.08
overheat warning.
Two-wire/three-wire
Related
Applications Purpose Functions
Parameters
MI1:("OPEN":STOP)
02.00
FWD/STOP
("CLOSE":FWD)
02.01
REV/STOP MI2:("OPEN": STOP)
("CLOSE": REV) 02.09
DCM VFD-EL 04.04
MI1:("OPEN":STOP)
To run, stop, RUN/STOP
("CLOSE":RUN)
forward and
General application FWD/REV MI2:("OPEN": FWD)
reverse by external ("CLOSE": REV)
terminals DCM VFD-EL
3-wire
STOP RUN
MI1 : ("CLOSE":RUN)
MI3:("OPEN":STOP)
MI2:("OPEN": FWD)
REV/FWD ("CLOSE": REV)
DCM VFD-EL
Operation Command
Related
Applications Purpose Functions
Parameters
Selecting the Selection of AC motor drive control by 02.01
General application source of control external terminals, digital keypad or 04.05~04.08
signal RS485.
Frequency Hold
Related
Applications Purpose Functions
Parameters
Acceleration/ Hold output frequency during 04.05~04.08
General application
deceleration pause Acceleration/deceleration
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Chapter 4 Parameters|
Auto Restart after Fault
Related
Applications Purpose Functions
Parameters
For continuous and 08.15~08.16
The AC motor drive can be
Air conditioners, reliable operation
restarted/reset automatically up to 10
remote pumps without operator
times after a fault occurs.
intervention
Emergency Stop by DC Brake
Related
Applications Purpose Functions
Parameters
AC motor drive can use DC brake for 08.00
Emergency stop emergency stop when quick stop is 08.02
High-speed rotors without brake needed without brake resistor. When
08.03
resistor used often, take motor cooling into
consideration.
Over-torque Setting
Related
Applications Purpose Functions
Parameters
The over-torque detection level can be 06.00~06.05
set. Once OC stall, OV stall and over-
To protect
torque occurs, the output frequency
Pumps, fans and machines and to
will be adjusted automatically. It is
extruders have continuous/
suitable for machines like fans and
reliable operation
pumps that require continuous
operation.
Upper/Lower Limit Frequency
Related
Applications Purpose Functions
Parameters
When user cannot provide 01.07
Control the motor
upper/lower limit, gain or bias from 01.08
Pump and fan speed within
external signal, it can be set
upper/lower limit
individually in AC motor drive.
Skip Frequency Setting
Related
Applications Purpose Functions
Parameters
The AC motor drive cannot run at 08.09~08.14
To prevent constant speed in the skip frequency
Pumps and fans
machine vibrations range. Three skip frequency ranges
can be set.
Revision August 2008, 2ELE, V1.02 4-23
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Chapter 4 Parameters|
Carrier Frequency Setting
Related
Applications Purpose Functions
Parameters
The carrier frequency can be 02.03
General application Low noise increased when required to reduce
motor noise.
Keep Running when Frequency Command is Lost
Related
Applications Purpose Functions
Parameters
When the frequency command is lost 02.06
For continuous by system malfunction, the AC motor
Air conditioners
operation drive can still run. Suitable for
intelligent air conditioners.
Output Signal during Running
Related
Applications Purpose Functions
Parameters
Signal available to stop braking (brake 03.00
release) when the AC motor drive is
Provide a signal for
General application running. (This signal will disappear
running status
when the AC motor drive is free-
running.)
Output Signal in Zero Speed
Related
Applications Purpose Functions
Parameters
When the output frequency is lower 03.00
Provide a signal for than the min. output frequency, a
General application
running status signal is given for external system or
control wiring.
Output Signal at Desired Frequency
Related
Applications Purpose Functions
Parameters
When the output frequency is at the 03.00
desired frequency (by frequency
Provide a signal for
General application command), a signal is given for
running status
external system or control wiring
(frequency attained).
4-24 Revision August 2008, 2ELE, V1.02
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Chapter 4 Parameters|
Output Signal for Base Block
Related
Applications Purpose Functions
Parameters
When executing Base Block, a signal 03.00
Provide a signal for
General application is given for external system or control
running status
wiring.
Overheat Warning for Heat Sink
Related
Applications Purpose Functions
Parameters
When heat sink is overheated, it will 03.00
General application For safety send a signal for external system or
control wiring.
Multi-function Analog Output
Related
Applications Purpose Functions
Parameters
The value of frequency, output 03.06
Display running current/voltage can be read by
General application
status connecting a frequency meter or
voltage/current meter.
Revision August 2008, 2ELE, V1.02 4-25
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