Danfoss VLT AQUA Drive FC 200 Programming Manual page 143

Parameter Description
21-10 Ext. 1 Ref./Feedback Unit
Option: Function:
[25] m³ / hr.
[30] kg / sec.
[31] kg/min
[32] kg / hr.
[33] ton / min
[34] ton / hr.
[40] m / sec.
[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 / sec.
[122] gal/min
[123] gal / hr.
[124] CFM
[125] ft³/s
[126] ft³/min
[127] ft³/h
[130] lbs / sec.
[131] lbs / min.
[132] lbs / hr.
[140] ft/s
[141] ft/min
[145] ft
[160] °F
[170] psi
[171] lb/in²
[172] in. wtr. gage
[173] ft WG
[174] in Hg
[180] HP
21-11 Ext. 1 Minimum Reference
Range:
0 ExtPID1Unit [ -999999.999 - par.
*
21-12 ExtPID1Unit]
®
VLT AQUA Drive Programming Guide
100
ExtPID1Unit
NOTICE!
Always set the desired value for 21-12 Ext. 1 Maximum
Reference before setting the values for the PID controller in
parameter group 20-9*.
[0]
[1]
[2]
[7]
[8]
[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
[29] Analog Input X48/2
[30] Ext. Closed-loop 1
[31] Ext. Closed-loop 2
[32] Ext. Closed-loop 3
Function:
Select the minimum for
the closed-loop 1
controller.
®
MG20O622 - VLT is a registered Danfoss trademark
21-12 Ext. 1 Maximum Reference
Range:
[ par. 21-11 -
999999.999
*
ExtPID1Unit]
21-13 Ext. 1 Reference Source
Option: Function:
This parameter defines which input
on the adjustable frequency drive
should be treated as the source of
the reference signal for the closed-
loop 1 controller. Analog input
X30/11 and Analog input X30/12 refer
to inputs on the General Purpose I/O.
No function
Analog Input 53
Analog Input 54
Pulse input 29
Pulse input 33
Function:
Select the maximum for the
Closed-loop 1 Controller.
The dynamics of the PID
controller will depend on
the value set in this
parameter. See also
21-21 Ext. 1 Proportional
Gain.
3-117
3 3