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3.4 Main Menu - Reference/Ramps - Group 3
3.4.1 3-0* Reference Limits
Parameters for setting the reference unit, limits and ranges.
Please also see parameter group 20-0* for information on
settings in closed loop.
3-02 Minimum Reference
Range:
Function:
0.0 ReferenceFeed-
backUnit
*
[-4999.0 - 4999.0
ReferenceFeed-
backUnit]
The Minimum
Reference is the
lowest value
obtainable by
summing all
references.
3-03 Maximum Reference
Range:
Function:
50.0 Reference-
FeedbackUnit
*
[-4999.0 - 4999.0
ReferenceFeed-
backUnit]
The Maximum
Reference is the highest
value obtainable by
summing all references.
The Maximum
Reference unit matches
the choice of configu-
ration in
3.4.2 3-1* References
3-10 Preset Reference
Range:
Function:
0.0 %
*
[-100.0 -
100.0 %]
Enter up to eight different preset references
(0-7) in this parameter, using array
programming. Select Preset Reference bit 0 /
1 / 2 [16] , [17] or [18] for the corresponding
digital inputs in parameter group 5.1* Digital
Inputs.
P3-03
P3-02
0
50
100%
P3-10
130BB036.10
3-11 Jog Speed [Hz]
Range:
Function:
5.0 Hz
*
[0.0 - 400.0
Hz]
The jog speed is a fixed output speed at
which the frequency converter is running
when the jog function is activated.
See also
3-14 Preset Relative Reference
Range:
Function:
0.0
%
*
[-100.0 -
100.0 %]
Define fixed value in % to be added to variable
value defined in par. 3-18,
Relative Scaling
Reference Source
.
The sum of fixed and variable values (labelled Y in
illustration below) is multiplied with actual
reference (labelled X in illustration). This product is
added to actual reference
X + X × Y
100
Relative
Z=X+X*Y/100
Resulting
actual
reference
Y
X
130BA059.12
Z
3-15 Reference 1 Source
Option:
Function:
Select the input to be used for the first
reference signal.
,
and
define up to three different
reference signals. The sum of these
reference signals defines the actual
reference. See also
.
[0]
No function
[1]
*
Analog in 53
Parameters
VLT HVAC Basic Drive Programming Guide
30
MG.18.B1.02 - VLT
®
is a registered Danfoss trademark
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