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Danfoss VLT User Manual

Danfoss VLT
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par. 20-70
Closed-loop Type
par. 20-71
Tuning Mode
par. 20-72
PID Output Change
par. 20-73
Minimum Feedback Level
par. 20-74
Maximum Feedback Level
par. 20-79
PID Auto Tuning
Q3-4 Application Settings
Q3-40 Fan Functions Q3-41 Pump Functions Q3-42 Compressor Functions
par.22-60
Broken Belt Function
par. 22-20
Low Power Auto Set-up
par.1-03
Torque Characteristics
par.22-61
Broken Belt Torque
par.22-21
Low Power Detection
par.1-71
Start Delay
par.22-62
Broken Belt Delay
par.22-22
Low Speed Detection
par.22-75
Short Cycle Protection
par.4-64
Semi-Auto Bypass Set-up
par.22-23
No-Flow Function
par.22-76
Interval between Starts
par.1-03
Torque Characteristics
par.22-24
No-Flow Delay
par.22-77
Minimum Run Time
par.22-22
Low Speed Detection
par.22-40
Minimum Run Time
par.5-01
Terminal 27 Mode
par.22-23
No-Flow Function
par.22-41
Minimum Sleep Time
par.5-02
Terminal 29 Mode
par.22-24
No-Flow Delay
par.22-42
Wake-up Speed [RPM]
par. 5-12
Terminal 27 Digital Input
par.22-40
Minimum Run Time
par. 22-43
Wake-up Speed [Hz]
par. 5-13
Terminal 29 Digital Input
par.22-41
Minimum Sleep Time
par. 22-44
Wake-up Ref./FB Difference
par.5-40
Function Relay
par.22-42
Wake-up Speed [RPM]
par. 22-45
Setpoint Boost
par.1-73
Flying Start
par. 22-43
Wake-up Speed [Hz]
par. 22-46
Maximum Boost Time
par. 1-86
Trip Speed Low [RPM]
par. 22-44
Wake-up Ref./FB Difference
par.22-26
Dry Pump Function
par. 1-87
Trip Speed Low [Hz]
par. 22-45
Setpoint Boost
par. 22-27
Dry Pump Delay
par. 22-46
Maximum Boost Time
par. 22-80
Flow Compensation
par.2-10
Brake Function
par. 22-81
Square-linear Curve Approximation
par. 2-16
AC Brake Max. Current
par. 22-82
Work Point Calculation
par.2-17
Over-voltage Control
par. 22-83
Speed at No-Flow [RPM]
par.1-73
Flying Start
par. 22-84
Speed at No-Flow [Hz]
par.1-71
Start Delay
par. 22-85
Speed at Design Point [RPM]
par.1-80
Function at Stop
par. 22-86
Speed at Design Point [Hz]
par.2-00
DC Hold/Preheat Current
par. 22-87
Pressure at No-Flow Speed
par.4-10
Motor Speed Direction
par. 22-88
Pressure at Rated Speed
par. 22-89
Flow at Design Point
par. 22-90
Flow at Rated Speed
par.1-03
Torque Characteristics
par.1-73
Flying Start
See also
VLT HVAC Drive Programming Guide
for a detailed description of the Function Set-ups parameter groups.
0-20 Display Line 1.1 Small
Option: Function:
Select a variable for display in line 1, left position.
[0] * None No display value selected
[37] Display Text 1 Enables an individual text string to be written, for display in the LCP or to be read via serial com-
munication.
[38] Display Text 2 Enables an individual text string to be written, for display in the LCP or to be read via serial com-
munication.
[39] Display Text 3 Enables an individual text string to be written, for display in the LCP or to be read via serial com-
munication.
[89] Date and Time Readout Displays the current date and time.
[953] Profibus Warning Word Displays Profibus communication warnings.
[1005] Readout Transmit Error Counter View the number of CAN control transmission errors since the last power-up.
[1006] Readout Receive Error Counter View the number of CAN control receipt errors since the last power-up.
[1007] Readout Bus Off
Counter
View the number of bus-off events since the last power-up.
[1013] Warning Parameter View a DeviceNet-specific warning word. One separate bit is assigned to every warning.
[1115] LON Warning Word Shows the LON-specific warnings.
VLT
®
HVAC Drive Instruction Manual
6 How to program the adjustable frequency
drive
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark
6-13
6

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Danfoss VLT Specifications

General IconGeneral
Frequency50/60 Hz
EnclosureIP20, IP21, IP55, IP66
SeriesVLT
Control TechniqueFlux Vector Control
Output Voltage0-Vinput
Control MethodFieldbus
Communication InterfacePROFIBUS, CANopen
Protection FeaturesOverload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Cooling MethodLiquid Cooled
Storage Temperature-25°C to +70°C
Relative Humidity5-95% non-condensing
AltitudeUp to 1000m (3280ft) without derating, up to 4000m (13120ft) with derating
Operating Temperature-10°C to +50°C (14°F to 122°F)

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