Danfoss VLT FC 102 Programming Manual

Also see for VLT HVAC Drive FC 102: Operating instructions Service guide Programming guide Installation guide Installation guide

Contents

3.19.5 21-4* Closed Loop 2 PID21-40 Ext. 2 Normal/Inverse ControlOption: Function:See parameter 21-20 Ext. 1 Normal/Inverse Control for details.[0] * Normal[1] Inverse21-41 Ext. 2 Proportional GainRange: Function:0.01* [0 - 10 ] See parameter 21-21 Ext. 1 Propor-tional Gain for details.21-42 Ext. 2 Integral TimeRange: Function:10000 s* [0.01 - 10000s]See parameter 21-22 Ext. 1 IntegralTime for details.21-43 Ext. 2 Differentation TimeRange: Function:0 s* [0 - 10 s] See parameter 21-23 Ext. 1 Differen-tation Time for details.21-44 Ext. 2 Dif. Gain LimitRange: Function:5* [1 - 50 ] See parameter 21-24 Ext. 1 Dif. GainLimit for details.21-46 Ext. 2 On Reference BandwidthRange: Function:5 %* [0 - 200 %] Enter the on-reference bandwidth.When the PID control error (thedifference between the referenceand the feedback) is less than thevalue of this parameter, the on-reference status bit is high.3.19.6 21-5* Closed Loop 3 Ref/Fb21-51 Ext. 3 Minimum ReferenceRange: Function:0ExtPID3Unit*[ -999999.999- par. 21-52ExtPID3Unit]See parameter 21-11 Ext. 1 MinimumReference for details.21-52 Ext. 3 Maximum ReferenceRange: Function:100ExtPID3Unit*[ par. 21-51 -999999.999ExtPID3Unit]See parameter 21-12 Ext. 1Maximum Reference for details.21-53 Ext. 3 Reference SourceOption: Function:See parameter 21-13 Ext. 1 ReferenceSource for details.[0] * No function[1] Analog Input53[2] Analog Input54[7] Pulse input 29[8] Pulse input 33[20] Digitalpot.meter[21] Analog inputX30/11[22] Analog inputX30/12[23] Analog InputX42/1[24] Analog InputX42/3[25] Analog InputX42/5[29] Analog InputX48/2[30] Ext. ClosedLoop 1[31] Ext. ClosedLoop 2[32] Ext. ClosedLoop 3[37] Analog InputX49/1[38] Analog InputX49/3[39] Analog InputX49/5[133] Fieldbus REF 1Parameter Descriptions Programming GuideM0010001 Danfoss A/S © 10/2019 All rights reserved. 1953 3