Parameters: 3-** Reference/Ramps - Danfoss VLT Midi Drive FC 280 Programming Manual

Parameter Descriptions

4.4 Parameters: 3-** Reference/Ramps

3-00 Reference Range
Option:
[0] Min - Max
*
[1] -Max -
4 4
+Max
3-01 Reference/Feedback Unit
Option:
[0]
[1] %
[2] RPM
[3] Hz
[4] Nm
[5] PPM
[10] 1/min
[12] Pulse/s
[20] l/s
[21] l/min
[22] l/h
[23] m³/s
[24] m³/min
[25] m³/h
[30] kg/s
[31] kg/min
[32] kg/h
[33] t/min
[34] t/h
[40] m/s
[41] m/min
[45] m
[60] °C
[70] mbar
[71] bar
[72] Pa
[73] kPa
[74] m WG
[80] kW
[120] GPM
[121] gal/s
[122] gal/min
[123] gal/h
[124] CFM
[125] ft³/s
[126] ft³/min
[127] ft³/h
[130] lb/s
[131] lb/min
42
VLT
Function:
Select the range of the reference signal and
the feedback signal. Signal values can be
positive only, or positive and negative.
For both positive and negative values (both
directions), relative to parameter 4-10 Motor
Speed Direction.
Function:
Select the unit for process PID control references
and feedbacks.
Danfoss A/S © 12/2015 All rights reserved.
®
Midi Drive FC 280
3-01 Reference/Feedback Unit
Option:
[132] lb/h
[140] ft/s
[141] ft/min
[145] ft
[150] lb ft
[160] °F
[170] psi
[171] lb/in2
[172] in WG
[173] ft WG
[180] HP
3-02 Minimum Reference
Range:
0
Reference
Feedback
Unit
*
3-03 Maximum Reference
Range:
Size [-4999.0 - 4999
related ReferenceFeed-
*
backUnit]
3-04 Reference Function
Option:
[0] Sum
*
[1] External/
Preset
Function:
Function:
[ 0 - 4999 Enter the minimum reference. The
Reference minimum reference is the lowest value
Feedback obtainable by summing all references.
Unit] The minimum reference is active only
when parameter 3-00 Reference Range is
set to [0] Min.–Max.
The minimum reference unit matches:
•
The option in
parameter 1-00 Configuration
Mode.
•
The unit selected in
parameter 3-01 Reference/
Feedback Unit.
Function:
Enter the maximum reference. The
maximum reference is the highest
value obtainable by summing all
references.
The maximum reference unit
matches:
•
The option selected in
parameter 1-00 Configuration
Mode.
•
The unit selected in
parameter 3-00 Reference
Range.
Function:
Sums both external and preset reference
sources.
Use either the preset or the external
reference source. Shift between external and
preset via a command or a digital input.
MG07C102