3.4 Main Menu - Reference/Ramps - Group
3
3.4.1 3-0* Reference Limits
Parameters for setting the reference unit, limits and ranges.
Also see parameter group
20-0* Feedback
for information
on settings in closed loop.
3-02 Minimum Reference
Range:
Function:
0 ReferenceFeed-
backUnit
*
[ -4999.0 - 4999
ReferenceFeed-
backUnit]
The Minimum
Reference is the
lowest value
obtainable by
summing all
references.
3-03 Maximum Reference
Range:
Function:
Size
related
*
[ -4999.0 - 4999
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
P3-03
P3-02
0
50
100%
P3-10
130BB036.10
Illustration 3.4 References
3-10 Preset Reference
Range:
Function:
0 %
*
[-100 -
100 %]
Enter up to 8 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
, for selecting dedicated
references. See also
3-11 Jog Speed [Hz]
Range:
Function:
5 Hz
*
[ 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
%
*
[-100
- 100
%]
Define fixed value in % to be added to variable
value defined in
3-18 Relative Scaling Reference
Resource
,
Relative Scaling Reference Source
.
The sum of fixed and variable values (labelled Y in
) is multiplied with actual reference
(labelled X in
). 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
Illustration 3.5 Preset Relative Reference
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.
[0]
No function
[1]
*
Analog in 53
[2]
Analog in 54
[7]
Pulse input 29
[11] Local bus
reference
Parameters
VLT
®
HVAC Basic Drive FC 101 Programming Guide
32
MG18B302 - Rev. 2013-09-02
3
3
Summary of Contents for VLT HVAC Basic Drive FC 101
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