3.5 Main Menu - Reference/Ramps - Group 3
3.5.1 3-0* Reference Limits
Parameters for setting the reference unit, limits and ranges.
Please see also parameter group 20-0* for information on
settings in closed loop.
3-02 Minimum Reference
Range:
Function:
Size related
*
[-999999.999 - par. 3-03 ReferenceFeed-
backUnit]
3-04 Reference Function
Option:
Function:
[0]
*
Sum
Sums both external and preset reference
sources.
[1]
External/
Preset
Use either the preset or the external
reference source.
Shift between external and preset via a
command on a digital input.
3-04 Reference Function
Option:
Function:
[0]
*
Sum
Sums both external and preset reference
sources.
[1]
External/
Preset
Use either the preset or the external
reference source.
Shift between external and preset via a
command on a digital input.
3.5.2 3-1* References
Select the preset reference(s).
Select Preset ref. bit 0 / 1 / 2
[16],
[17] or [18] for the corresponding digital inputs in parameter
group 5-1*.
3-10 Preset Reference
Array [8]
Range:
Function:
0.00
%
*
[-100.00 -
100.00 %]
Enter up to eight different preset references
(0-7) in this parameter, using array
programming. The preset reference is stated
as a percentage of the value Ref
MAX
(
3-03 Maximum Reference
, for closed loop
see
20-14 Maximum Reference/Feedb.
). When
using preset references, select Preset ref. 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
[P 5-13=Preset ref. bit 0]
Preset
[P 5-14=Preset ref. bit 1]
[P 5-15=Preset ref. bit 2]
10101010
76543210
29
12 (+24V)
11001100
32
11110000
33
130BA149.10
3-11 Jog Speed [Hz]
Range:
Function:
Size related
*
[0.0 - par. 4-14 Hz]
3-13 Reference Site
Option:
Function:
Select which reference site to activate.
[0]
*
Linked to
Hand / Auto
Use local reference when in Hand mode; or
remote reference when in Auto mode.
[1]
Remote
Use remote reference in both Hand mode and
Auto mode.
[2]
Local
Use local reference in both Hand mode and
Auto mode.
NOTE
When set to Local [2], the frequency
converter will start with this setting again
following a 'power down'.
Parameter Description
VLT
®
HVAC Drive Programming Guide
48
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®
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