
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
tramp =
tacc × nnorm par . 1 − 25
ref RPM
In
parameter 5-12 Terminal 27 Digital Input
, set terminal 27 to
[0] No Operation
.
Set preset reference 0 to 1
st
preset speed (
parameter 3-10 Preset Reference
[0] in percentage of maximum reference speed
(
parameter 3-03 Maximum Reference
). Example: 60%.
Set preset reference 1 to 2
nd
preset speed (
parameter 3-10 Preset Reference
[1]. Example: 0%.
Set the timer 0 for constant running speed in
parameter 13-20 SL Controller Timer
[0]. Example: 2 s.
Set Event 1 in
parameter 13-51 SL Controller Event
[1] to
[1] True
.
Set Event 2 in
parameter 13-51 SL Controller Event
[2] to
[4] On Reference
.
Set Event 3 in
parameter 13-51 SL Controller Event
[3] to
[30] Time Out 0
.
Set Event 4 in
parameter 13-51 SL Controller Event
[4] to
[0] False
.
Set Action 1 in
parameter 13-52 SL Controller Action
[1] to
[10] Select preset 0
.
Set Action 2 in
parameter 13-52 SL Controller Action
[2] to
[29] Start Timer 0
.
Set Action 3 in
parameter 13-52 SL Controller Action
[3] to
[11] Select preset 1
.
Set Action 4 in
parameter 13-52 SL Controller Action
[4] to
[1] No Action
.
Set the SLC in
parameter 13-00 SL Controller Mode
to
[1] On
.
A start/stop command is applied on terminal 18. If the stop signal is applied, the drive ramps down and goes into free mode.
Event 1 True (1)
Action 1 Select Preset (10)
Start
command
State 0
Stop
command
Event 4 False (0)
Action 4 No Action (1)
State 2
State 1
Event 2 On Reference (4)
Action 2 Start Timer (29)
Event 3 Time Out (30)
Action 3 Select Preset ref. (11)
e
3
0
b
a
1
4
8
.1
2
Illustration 38: SLC Application Example
6.2.12.4 RS Flip Flops
The reset/set flip flops hold the signal until set/reset.
Parameter 13-15
RS-FF Operand S
Parameter 13-16
RS-FF Operand R
e3
0b
b9
59
.1
1
Illustration 39: Reset/set Flip Flops
AJ300847815559en-000101 / 130R0337 | 51
Danfoss A/S © 2020.09
Product Features
VLT® AQUA Drive FC 202
Design Guide