Ref. & Feedb. - Danfoss VLT CDS 303 Operating Instructions Manual

Compressor drives
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Parameter Descriptions
16-37 Inv. Max. Current
Range:
Size
related
*
16-38 SL Controller State
Range:
0
[0 - 100 ] View the state of the event under execution by
*
6
6
16-39 Control Card Temp.
Range:
0 °C
[0 - 100 °C] View the temperature on the control card,
*
16-40 Logging Buffer Full
Option: Function:
View whether the logging buffer is full (see parameter
group 15-1* Data Log Settings). The logging buffer is
never full when setting parameter 15-13 Logging Mode
to [0] Log always.
[0] No
[1] Yes
16-48 Speed Ref. After Ramp [RPM]
Range:
0 RPM
[-30000 - 30000
*
RPM]
6.13.3 16-5* Ref. & Feedb.
16-50 External Reference
Range:
0
[-200 - 200 ] View the total reference, the sum of digital,
*
16-51 Pulse Reference
Range:
0
[-200 - 200 ] View the reference value from programmed
*
108
Function:
[0.01 -
View the inverter maximum current,
10000 A]
which must match the nameplate
data on the connected motor. The
data are used for calculation of
torque, motor protection, etc.
Function:
the SL controller.
Function:
stated in °C
Function:
This parameter specifies the
reference given to the frequency
converter after the speed ramp.
Function:
analog, preset, bus and freeze references, plus
catch-up and slow-down.
Function:
digital input(s). The readout can also reflect
the impulses from an incremental encoder.
Danfoss A/S © Rev. 2013-07-03 All rights reserved.
®
VLT
Compressor Drives CDS 302/CDS 303
16-52 Feedback [Unit]
Range:
0 Reference-
FeedbackUnit
16-53 Digi Pot Reference
Range:
0
[-200 - 200 ] View the contribution of the Digital Potenti-
*
16-57 Feedback [RPM]
Range:
0 RPM
*
Function:
[-999999.999 -
View the feedback unit
999999.999
resulting from the selection
*
ReferenceFeed-
of unit and scaling in
backUnit]
parameter 3-00 Reference
Range,
parameter 3-01 Reference/
Feedback Unit,
parameter 3-02 Minimum
Reference and
parameter 3-03 Maximum
Reference.
Function:
ometer to the actual reference.
Function:
[-30000 -
Readout parameter where the actual motor
30000 RPM]
RPM from the feedback source can be read
in both closed loop and open loop. Select
the feedback source in
parameter 7-00 Speed PID Feedback Source.
MG34M422

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