Danfoss VLT FC 102 Programming Manual page 198

Parameter Descriptions
21-54 Ext. 3 Feedback Source
Option:
[0] No function
*
3 3
[1] Analog Input
53
[2] Analog Input
54
[3] Pulse input 29
[4] Pulse input 33
[7] Analog Input
X30/11
[8] Analog Input
X30/12
[9] Analog Input
X42/1
[10] Analog Input
X42/3
[11] Analog Input
X42/5
[15] Analog Input
X48/2
[16] Analog Input
X49/1
[17] Analog Input
X49/3
[18] Analog Input
X49/5
[19] Pressure 3
[20] Pressure 4
[99] Normal
Feedback
[100] Bus Feedback
1
[101] Bus Feedback
2
[102] Bus feedback
3
[104] Sensorless
Flow
[105] Sensorless
Pressure
[110] Air Pres. to
Flow
21-55 Ext. 3 Setpoint
Range:
0
ExtPID3Uni par. 21-52
t ExtPID3Unit]
*
196
Function:
See parameter 21-14 Ext. 1 Feedback
Source for details.
Function:
[ par. 21-51 - See parameter 21-15 Ext. 1 Setpoint
for details.
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VLT HVAC Drive FC 102
21-57 Ext. 3 Reference [Unit]
Range:
0
ExtPID3Uni
t
*
21-58 Ext. 3 Feedback [Unit]
Range:
0
ExtPID3Uni
t
*
21-59 Ext. 3 Output [%]
Range:
0 %
*
3.19.7 21-6* Closed Loop 3 PID
21-60 Ext. 3 Normal/Inverse Control
Option:
[0]
*
[1]
21-61 Ext. 3 Proportional Gain
Range:
0.01
*
21-62 Ext. 3 Integral Time
Range:
10000 s
*
21-63 Ext. 3 Differentation Time
Range:
0 s
*
21-64 Ext. 3 Dif. Gain Limit
Range:
5
*
21-66 Ext. 3 On Reference Bandwidth
Range:
5 %
*
Function:
[-999999.999 See parameter 21-17 Ext. 1 Reference
- 999999.999 [Unit] for details.
ExtPID3Unit]
Function:
[-999999.999 See parameter 21-18 Ext. 1 Feedback
- 999999.999 [Unit] for details.
ExtPID3Unit]
Function:
[0 - 100 %] See parameter 21-19 Ext. 1 Output
[%] for details.
Function:
See parameter 21-20 Ext. 1 Normal/
Inverse Control for details.
Normal
Inverse
Function:
[0 - 10 ] See parameter 21-21 Ext. 1 Propor-
tional Gain for details.
Function:
[0.01 - 10000 See parameter 21-22 Ext. 1 Integral
s] Time for details.
Function:
[0 - 10 s] See parameter 21-23 Ext. 1 Differen-
tation Time for details.
Function:
[1 - 50 ] See parameter 21-24 Ext. 1 Dif. Gain
Limit for details.
Function:
[0 - 200 %] Enter the on-reference bandwidth.
When the PID control error (the
difference between the reference
and the feedback) is less than the
M0010001