3.18.2 21-1* Closed Loop 1 Ref/Feedback
FC
MCB101
130BA355.11
External
Reference
Set
point
Feedback
Output
Signal
Ext.
Closed
Loop
controller
1
Output
Signal
P 21-13
P 21-14
P 21-15
P 6-60
P 6-50
Illustration 3.62 Closed Loop 1 Ref/Feedback
21-10 Ext. 1 Ref./Feedback Unit
Option:
Function:
Select the unit for the reference and feedback.
[0]
*
[1]
%
[5]
PPM
[10]
1/min
[11]
RPM
[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
[75]
mm Hg
[80]
kW
[120] GPM
[121] gal/s
21-10 Ext. 1 Ref./Feedback Unit
Option:
Function:
[122] gal/min
[123] gal/h
[124] CFM
[125] ft³/s
[126] ft³/min
[127] ft³/h
[130] lb/s
[131] lb/min
[132] lb/h
[140] ft/s
[141] ft/min
[145] ft
[160] °F
[170] psi
[171] lb/in²
[172] in WG
[173] ft WG
[174] in Hg
[180] HP
21-11 Ext. 1 Minimum Reference
Range:
Function:
0 ExtPID1Unit
*
[ -999999.999 - par.
21-12 ExtPID1Unit]
Select the minimum
reference for the closed-
loop 1 controller.
21-12 Ext. 1 Maximum Reference
Range:
Function:
100
ExtPID1Unit
*
[ par. 21-11 -
999999.999
ExtPID1Unit]
NOTICE
Set the value for
parameter 21-12 Ext. 1
Maximum Reference
before
setting the values for the
PID controller in
parameter
group 20-9* PID Controller
.
Select the maximum reference for
the closed-loop 1 controller.
The dynamics of the PID
controller depend on the value
set in this parameter. See also
parameter 21-21 Ext. 1 Propor-
tional Gain
.
Parameter Description
Programming Guide
MG20OB02
Danfoss A/S © 05/2018 All rights reserved.
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Summary of Contents for VLT AQUA Drive FC 202
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