Danfoss VLT Refrigeration Drive FC 103 Programming Manual page 145

Parameter Description
3.17.7 21-5* Closed Loop 3 Ref/Fb
20-05 Feedback 2 Source Unit
See parameter 20-02 Feedback 1 Source Unit for details.
Option:
[0] Linear
*
21-51 Ext. 3 Minimum Reference
Range:
0 ExtPID3Unit [ -999999.999 -
*
par. 21-52
ExtPID3Unit]
21-52 Ext. 3 Maximum Reference
Range:
100 [ par. 21-51 -
ExtPID3Unit 999999.999
*
ExtPID3Unit]
21-53 Ext. 3 Reference Source
Option: Function:
See parameter 21-13 Ext. 1 Reference
Source for details.
[0] No function
*
[1] Analog Input 53
[2] Analog Input 54
[7] Pulse input 29
[8] Pulse input 33
[20] Digital pot.meter
[21] Analog input X30/11
[22] Analog input X30/12
[23] Analog Input X42/1
[24] Analog Input X42/3
[25] Analog Input X42/5
[30] Ext. Closed Loop 1
[31] Ext. Closed Loop 2
[32] Ext. Closed Loop 3
21-54 Ext. 3 Feedback Source
Option: Function:
See parameter 21-14 Ext. 1 Feedback
Source for details.
[0] No function
*
[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
[100] Bus Feedback 1
[101] Bus Feedback 2
MG16H202
Programming Guide
Function:
Function:
See parameter 21-11 Ext. 1
Minimum Reference for
details.
Function:
See parameter 21-12 Ext. 1
Maximum Reference for
details.
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21-54 Ext. 3 Feedback Source
Option: Function:
[102] Bus feedback 3
[110] Air Pres. to Flow
21-55 Ext. 3 Setpoint
Range:
0 ExtPID3Unit [ par. 21-51 - par.
*
21-52 ExtPID3Unit]
21-56 Ext. 3 PID Conversion
Select the conversion method for integrated PID 3.
Option:
[0] Linear
*
[1] Square root
[2] Pressure to temperature
21-57 Ext. 3 Reference [Unit]
Range:
0 ExtPID3Unit [-999999.999 -
*
999999.999
ExtPID3Unit]
21-58 Ext. 3 Feedback [Unit]
Range:
0 ExtPID3Unit [-999999.999 -
*
999999.999
ExtPID3Unit]
21-59 Ext. 3 Output [%]
Range: Function:
0 % [0 - 100 %] See parameter 21-19 Ext. 1 Output [%] for
*
details.
3.17.8 21-6* Closed Loop 3 PID
21-60 Ext. 3 Normal/Inverse Control
Option: Function:
See parameter 21-20 Ext. 1 Normal/Inverse Control
for details.
[0] Normal
*
[1] Inverse
21-61 Ext. 3 Proportional Gain
Range: Function:
0.01 [0 - 10] See parameter 21-21 Ext. 1 Proportional Gain for
*
details.
21-62 Ext. 3 Integral Time
Range: Function:
10000 s [0.01 - 10000 s] See parameter 21-22 Ext. 1 Integral
*
Time for details.
Function:
See parameter 21-15 Ext. 1
Setpoint for details.
Function:
Function:
See parameter 21-17 Ext. 1
Reference [Unit] for details.
Function:
See parameter 21-18 Ext. 1
Feedback [Unit] for details.
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