Danfoss VLT AQUA Drive FC 202 Design Manual page 192

Basic Operating Principles ...
P 3-14
Preset relative ref.
No function
Analog inputs
Frequency inputs
Ext. closed loop outputs
DigiPot
No function
Analog inputs
Frequency inputs
Ext. closed loop outputs
11 11
DigiPot
No function
Analog inputs
Frequency inputs
Ext. closed loop outputs
DigiPot
Bus
reference
Figure 11.3 Remote Handling of Reference
190
®
VLT AQUA Drive FC 202
Input command:
Preset ref. bit0, bit1, bit2
[0]
[1]
[2]
[3]
[4]
[5]
[6]
P 3-04
[7]
Ref. function

on
±200%
o
Input command:
Ref. Preset

External
reference
in %
Setpoint
From Feedback Handling
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Input command:
Freeze ref.
Y
Relative

X+X*Y
X
±200%
/100
±200%
±100%
Freeze ref.
&
increase/
decrease
ref.
Input command:
Speed up/ speed down
P 1-00
Con guration mode
Increase
0/1
Decrease
Closed loop
0/1
±200%
Clear
0%
0/1
Open loop
P 1-00
Con guration mode
Open loop
Scale to
RPM,Hz
or %
max ref.
Remote
%
ref.
%
min ref.
Scale to
Closed
loop
unit
Closed loop
Ref. in %
Digipot ref.
DigiPot
±200%
MG22B222