Danfoss VLT FC 100 Series Programming Manual page 156

Parameter Description
21-43 Ext. 2 Differentation Time
Range: Function:
0.00 s [0.00 - 10.00 s] See 21-23 Ext. 1 Differentation Time for
*
details.
21-44 Ext. 2 Dif. Gain Limit
Range: Function:
5.0 [1.0 - 50.0 ] See 21-24 Ext. 1 Dif. Gain Limit for details.
*
3.19.6 21-5* Closed-loop 3 Ref/Fb
21-50 Ext. 3 Ref./Feedback Unit
Option: Function:
See 21-10 Ext. 1 Ref./Feedback Unit for details.
[0]
[1] %
*
[5] PPM
[10] min
[11] RPM
[12] PULSE/s
[20] liter / sec.
[21] liter / min
[22] liter / hr.
[23] m³ / sec.
[24] m³/min
[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
®
VLT HVAC Drive Programming Guide
21-50 Ext. 3 Ref./Feedback Unit
Option:
[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
21-51 Ext. 3 Minimum Reference
Range:
0.000 ExtPID3Unit
21-52 Ext. 3 Maximum Reference
Range:
100.000
ExtPID3Unit
21-53 Ext. 3 Reference Source
Option:
[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
MG11CD22 - VLT ® is a registered Danfoss trademark
Function:
[ -999999.999 - par.
*
21-52 ExtPID3Unit]
[ par. 21-51 -
999999.999
*
ExtPID3Unit]
Function:
See 21-13 Ext. 1 Reference Source for
details.
No function
*
Analog input 53
Analog input 54
Pulse input 29
Pulse input 33
3
Function:
See 21-11 Ext. 1
Minimum Reference
for details.
Function:
See 21-12 Ext. 1
Maximum Reference
for details.
3-129
3