A
B
50%
50%
From reverse to forward
From forward to reverse
Frequency reference
Hz
REVERSE
FORWARD
Joystick hysteresis,
ID384 = 20%
AI (V/mA)
(0-10V/20mA)
Par. ID322
= 90%
f
min
ID101 =
Ref. scaling min
ID303 = 0 Hz
f
max
ID102
= 50 Hz
Reference
scaling max
ID304 = 70 Hz
Par. ID321
= 20%
Fig. 58: An example of joystick hysteresis. In this example, the value of parameter ID385 (Sleep
limit) = 0
385 AI1 SLEEP LIMIT 6 (2.2.2.9)
The AC drive is stopped if the AI signal level falls below the Sleep limit defined with this
parameter. See also parameter ID386 and Fig. 59.
A
B
50%
50%
From reverse to forward
From forward to reverse
Frequency reference
Hz
REVERSE
FORWARD
Joystick hysteresis,
ID384 = 20%
AI (V/mA)
(0-10V/20mA)
Par. ID322
= 90%
Sleep limit
ID385=7%
START
START
STOP
STOP
f
min
ID101 =
Ref. scaling min
ID303 = 0 Hz
f
max
ID102
= 50 Hz
Reference
scaling max
ID304 = 70 Hz
Par. ID321
= 20%
Fig. 59: Example of sleep limit function
PARAMETER DESCRIPTIONS
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