
2.3 Control Structures
In
parameter 1-00 Configuration Mode
, select whether open-loop or closed-loop control applies.
2.3.1 Control Structure Open Loop
In the configuration shown in
,
parameter 1-00 Configuration Mode
is set to
[0] Open loop
. The resulting
reference from the reference handling system or the local reference is received and fed through the ramp limitation and
speed limitation. After that, it is sent to the motor control. The output from the motor control is then limited by the
maximum frequency limit.
Reference
handling
Remote
reference
Auto mode
Hand mode
Local
reference
scaled to
Hz
LCP Hand on,
off and auto
on keys
Remote
Local
Reference
P 4-14
Motor speed
high limit [Hz]
P 4-12
Motor speed
low limit [Hz]
P 3-4* Ramp 1
P 3-5* Ramp 2
Ramp
100%
0%
100%
-100%
P 4-10
Motor speed
direction
P 4-19
Max output
frequency
To motor
control
195NA449.10
Illustration 2.13 Open-loop Structure
Product Overview
Design Guide
MG03M202
Danfoss A/S © 06/2016 All rights reserved.
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