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ADV200 WA • Functions description and parameters list
91
22.6 – FUNCTIONS/SPEED CAPTURE
This function allows the drive to capture a motor running due to inertia or driven by the load. The function is
also enabled in case of an automatic restart after an alarm condition.
Main fields of application:
- Capturing a motor set in motion by the load (for example pump motors driven by the fluid)
- Capturing a motor connected directly to the power mains
- Capturing a motor running due to temporary disabling of the drive
- Capturing a motor that is running in the case of an automatic restart after an alarm
Note !
If the drive is enabled with the motor running and this function disabled, the drive could be blocked due to the intervention of the
Overcurrent or Undercurrent protections
Menu
PAR
Description
UM
Type
FB BIT
Def
Min
Max
Acc
Mod
22.6.1 3350 Speed capture
ENUM
Disable
0
1
ERW FV_
This parameter is used to enable the function to capture a motor that is running.
0
Disable
1
Alarm restart
2
Enable&restart
If set to
0
the capture running motor function is disabled. The output frequency starts from 0 and passes to the set
reference value using the ramp.
If set to
1
the capture running motor function is executed at restart each time an alarm is automatically reset.
If set to
2
the capture running motor function is executed each time the drive is enabled and each time an alarm is
automatically reset.
This function is available with
Regulation mode = V/f control
.
This function is not available with
Regulation mode = Flux vector OL
.
With
Regulation mode = Flux vector CL
the capture procedure consists of forcing the output frequency to the
With
Regulation mode = V/f control
the capture procedure consists of altering the inverter output frequency
until the actual motor speed is detected, then increasing the motor speed to the reference value using the
ramp. The procedure can take several seconds, depending on the type of load and parameter settings. If
this function is enabled on a motor at speed = 0 and drive speed reference = 0, the motor might start running
until the moment the drive detects the actual motor speed, after which the motor speed passes to the speed
reference setting, i.e. 0. The initial value of the output frequency depends on the condition that generated the
capture procedure. Various conditions are possible:
Condition
Frequency value
First enabling of the drive after power-on
Par
3364 Vf catch start freq
Drive enabled and demagnetising for a time > Par
3376 Vf catch
lastref dly
Par
3364 Vf catch start freq
Drive enabled and demagnetising for a time < Par
3376 Vf catch
lastref dly
Last frequency before disabling the drive
Automatic restart after an alarm
Last frequency before the alarm occurred
Summary of Contents for ADV200 WA
Page 84: ...84 ADV200 WA Functions description and parameters list 22 3 FUNCTIONS DC BRAKING ...
Page 274: ...274 ADV200 WA Block Diagrams G Block Diagrams System Diagrams Index Drive overview ...
Page 275: ...ADV200 WA Block Diagrams 275 References ...
Page 276: ...276 ADV200 WA Block Diagrams Ramps Multireference ...
Page 277: ...ADV200 WA Block Diagrams 277 Motorpotentiometer Jog function ...
Page 278: ...278 ADV200 WA Block Diagrams Monitor function ...
Page 279: ...ADV200 WA Block Diagrams 279 ...
Page 280: ...280 ADV200 WA Block Diagrams Commands ...
Page 281: ...ADV200 WA Block Diagrams 281 ...
Page 282: ...282 ADV200 WA Block Diagrams Digital inputs ...
Page 283: ...ADV200 WA Block Diagrams 283 Digital outputs ...
Page 284: ...284 ADV200 WA Block Diagrams Analog inputs ...
Page 285: ...ADV200 WA Block Diagrams 285 ...
Page 286: ...286 ADV200 WA Block Diagrams Analog outputs ...
Page 287: ...ADV200 WA Block Diagrams 287 Speed reg gains ...
Page 288: ...288 ADV200 WA Block Diagrams VF parameters ...
Page 289: ...ADV200 WA Block Diagrams 289 Functions ...
Page 290: ...290 ADV200 WA Block Diagrams ...
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Page 292: ...292 ADV200 WA Block Diagrams ...
Page 293: ...ADV200 WA Block Diagrams 293 Process ...
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