Vacon 10 Complete User's Manual page 75

•
72 vacon
Selection
number
3
Output
FWD
frequency
Set
frequency
0 Hz
Set
frequency
REV
Run enable
Ctrl signal 1
Ctrl signal 2
Keypad
start button
Keypad
stop button
Figure 9.6: Start/Stop logic, selection 3
Explanations:
1 Control signal (CS) 1 actives causing the
output frequency to rise. The motor runs
forward.
2 CS2 activates which causes the direction
to start changing (FWD to REV).
3 CS2 is inactivated which causes the
direction to start changing (REV to FWD)
because CS1 is still active.
4 Also CS1 inactivates and the frequency
drops to 0.
5 Despite the activates of CS2,the motor
does not start because CS1 is inactive.
6 CS1 activates causing the output fre-
quency to rise again. The motor runs
forward because CS2 is inactive.
9
Selection name
CS1:Start
CS2:Reverse
1 2 3 4 5
parameter descriptions
Note
6 7 8 9
7 Run enable signal is set to FALSE, which
drops the frequency to 0.The run enable
signal is configured with par. 5.7.
8 Run enable signal is set to TRUE, which
causes the frequency to rise towards the
set frequency because CS1 is still active.
9 Keypad stop button is pressed and the
frequency fed to the motor drops to 0.
10 The drive starts through pushing the
Start button on the keypad.
11 The drive is stopped again with the Stop
button on the Keypad.
12 The attempt to start the drive through
pushing the Start button is not success-
ful because CS1 is inactive.
Tel. +358 (0)201 2121 • Fax +358 (0)201 212205
t
10 11 12