Danfoss vlt aqua Programming Guide

Par. No. # Parameter description Default value 4-set-up Change during opera-
tion
Conver-
sion index
Type
20-0* Feedback 20-00 Feedback 1 Source [2] Analog input 54 All set-ups TRUE - Uint8 20-03 Feedback 2 Source [0] No function All set-ups TRUE - Uint8
20-06 Feedback 3 Source [0] No function All set-ups TRUE - Uint8
20-07 Feedback 3 Conversion [0] Linear All set-ups TRUE - -
20-09 Feedback 4 Source [0] No function All set-ups TRUE - Uint8
20-11 Feedback 4 Source Unit null All set-ups TRUE - Uint8
20-12
Reference/Feedback Unit null All set-ups TRUE - Uint8
20-2* Feedback & Setpoint 20-20 Feedback Function [4] Maximum All set-ups TRUE - Uint8 20-21 Setpoint 1 0.000 ProcessCtrlUnit All set-ups TRUE -3 Int32
20-22 Setpoint 2 0.000 ProcessCtrlUnit All set-ups TRUE -3 Int32
20-23 Setpoint 3 0.000 ProcessCtrlUnit All set-ups TRUE -3 Int32
20-37* PID Auto-Tuning
20-70 Closed Loop Type Auto All set-ups TRUE - - 20-71 PID Output Change 0.10 All set-ups TRUE - - 20-72 Minimum Feedback Level 0.000 User Units All set-ups TRUE - -
20-73 Maximum Feedback Level 0.000 User Units All set-ups TRUE - -
20-74 Tuning Mode Normal All set-ups TRUE - -
20-75
PID Auto-Tuning Disabled All set-ups TRUE - -
20-8* PID Basic Settings 20-81 PID Normal/ Inverse Control [0] Normal All set-ups TRUE - Uint8 20-82 PID Start Speed [RPM] SR All set-ups TRUE 67 Uint16
20-83 PID Start Speed [Hz] SR All set-ups TRUE -1 Uint16
20-84 On Reference Bandwidth 5 % All set-ups TRUE 0 Uint8 20-9* PID Controller 20-91 PID Anti Windup [1] On All set-ups TRUE - Uint8 20-93 PID Proportional Gain 0.50 N/A All set-ups TRUE -2 Uint16 20-94 PID Integral Time 20.00 s All set-ups TRUE -2 Uint32
20-95 PID Differentiation Time 0.00 s All set-ups TRUE -2 Uint16
20-96 PID Diff. Gain Limit 5.0 N/A All set-ups TRUE -1 Uint16
3.1.17. 20-** FC Closed Loop
3. Parameter Lists VLT
®
AQUA Drive Programming Guide
278 MG.20.O2.02 - VLT
®
is a registered Danfoss trademark
3

Danfoss vlt aqua Specifications

General

Supply Voltage	200-240V, 380-500V, 525-600V
Enclosure	IP20
Features	Energy optimization
Approvals	CE, UL, cUL
Input Voltage Range	200-240V, 380-500V, 525-600V
Output Voltage Range	0 to supply voltage
Protection Features	Overvoltage, Undervoltage, Overcurrent, Short circuit, Ground fault
Communication Interfaces	PROFIBUS
Cooling Method	Air-cooled