Danfoss VLT AQUA FC 202 - SLC Application Example - Setting up a Ramp-Up;Ramp-Down Sequence

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1.
Par. 13-11
Comparator Operator
=
TRUE longer than.
. . .
. . .
Par. 13-10
Comparator Operand
Par. 13-12
Comparator Value
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Illustration 35: Comparators
6.2.12.2 Logic Rules
Combine up to 3 boolean inputs (true/false inputs) from timers, comparators, digital inputs, status bits, and events using the logical
operators and, or, and not.
. . .
. . .
. . .
. . .
Par. 13-43
Logic Rule Operator 2
Par. 13-41
Logic Rule Operator 1
Par. 13-40
Logic Rule Boolean 1
Par. 13-42
Logic Rule Boolean 2
Par. 13-44
Logic Rule Boolean 3
e30bb673.10
Illustration 36: Logic Rules
6.2.12.3 SLC Application Example - Setting Up a Ramp-up/Ramp-down Sequence
This example shows how to set up a ramp-up/ramp-down sequence with the SLC. The sequence has the following states:
start.
ramp up.
run at reference speed for 2 s.
ramp down.
Hold shaft until stop.
2 sec
Max. ref.
P 3-03
2 sec
Preset ref.(0)
P 3-10(0)
State 1
State 3
State 2
Preset ref.(1)
P 3-10(1)
Term 18
P 5-10(start)
e30ba157.11
Illustration 37: Application Example, Ramp Up/Ramp Down
Procedure
Set the ramping times in parameter 3-41 Ramp 1 Ramp Up Time and parameter 3-42 Ramp 1 Ramp Down Time to the required
values.
AJ300847815559en-000101 / 130R033750 | Danfoss A/S © 2020.09
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VLT® AQUA Drive FC 202
Design Guide