Microtech PCD-47-PC Especificaciones Pagina 159

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6.1.7 SLC Application Example
One Sequence 1
Start ramp up run at reference speed 2 s ramp down and hold shaft until stop.
2 sec
Max. ref.
P 3-03
2 sec
Preset ref.(0)
P 3-10(0)
State 1
State 3State 2
Preset ref.(1)
P 3-10(1)
Term 18
P 5-10(start)
130BA157.11
Illustration 6.5 SLC Example
Set the ramping times in F-07 Accel Time 1 and F-08 Decel Time 1 to the desired times
t
ramp
=
t
acc
×
n
norm
(
par
. 1 25)
ref
RPM
Set terminal 27 to No Operation (E-03 Terminal 27 Digital
Input)
1. Set Preset reference 0 to first preset speed
(C-05 Multi-step Frequency 1 - 8 [0]) in percentage
of Max reference speed (F-53 Maximum Reference).
Ex.: 60%
2. Set preset reference 1 to second preset speed
(C-05 Multi-step Frequency 1 - 8 [1] Ex.: 0 % (zero).
3. Set the timer 0 for constant running speed in
LC-20 Logic Controller Timer [0]. Ex.: 2 sec.
4.
Set Event 1 in LC-51 Logic Controller Event [1] to
True [1]
5.
Set Event 2 in LC-51 Logic Controller Event [2] to
On Reference [4]
6.
Set Event 3 in LC-51 Logic Controller Event [3] to
Time Out 0 [30]
7.
Set Event 4 in LC-51 Logic Controller Event [4] to
False [0]
8.
Set Action 1 in LC-52 Logic Controller Action [1] to
Select preset 0 [10]
9.
Set Action 2 in LC-52 Logic Controller Action [2] to
Start Timer 0 [29]
10.
Set Action 3 in LC-52 Logic Controller Action [3] to
Select preset 1 [11]
11.
Set Action 4 in LC-52 Logic Controller Action [4] to
No Action [1]
Application Examples VLT® HVAC Drive FC 102 Design Guide
MG16C102 - Rev. 2013-08-20 157
6
6
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