Programming Guide
VLT® Compressor Drive CDS 803
6–30 kW
vlt-drives.danfoss.com
VLT® Compressor Drive CDS 803
Programming Guide
Contents
1
Introduction 9
1.1
Purpose of the Programming Guide 9
Manual and Software Version 9
1.2
Additional Resources 9
1.3
1.3.1
Supplementary Documentation 9
1.3.2
VLT® Motion Control Tool MCT 10 Software Support 9
Safety 10
2
Safety Symbols 10
2.1
Qualified Personnel 10
2.2
Safety Precautions 10
2.3
Electrical Diagrams 12
3
3.1
Wiring Schematic 12
Contents
3.2
Control Terminals 13
4
Programming 14
4.1
Programming Interfaces 14
4.2
Local Control Panel (LCP) 14
4.3
Menus 15
4.3.1
Access to Parameters 15
4.3.1.1
4.3.1.2
4.3.2
Status Menu 16
4.3.3
Quick Menu 16
4.3.3.1
4.3.3.2
4.3.3.3
4.3.3.4
4.3.4
Main Menu 25
4.4
Uploading and Downloading Parameter Settings 25
Programming via the Quick Menu 15
Programming via the Main Menu 15
The Start-up Quick Guide for Compressor Open-loop Applications 16
Compressor Functions Quick Guide 19
The Start-up Quick Guide for Compressor Closed-loop Applications 21
Changes Made 25
4.4.1
Data Transfer from Drive to LCP 25
4.4.2
Data Transfer from LCP to Drive 26
4.5
Restoring Factory Default Settings 26
4.5.1
Recommended Initialization (via Parameter 14-22 Operation Mode) 26
4.5.2
Two-finger Initialization 27
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VLT® Compressor Drive CDS 803
Programming Guide
5
Parameter Descriptions and Functions 28
Introduction to Parameters 28
5.1
5.1.1
Reading the parameter table 28
Common Parameters 29
5.2
5.2.1
Parameter Group 0-** Operation and Display 29
5.2.1.1
5.2.1.2
5.2.1.3
5.2.1.4
5.2.1.5
5.2.1.6
5.2.2
Parameter Group 1-** Load and Motor 35
5.2.2.1
5.2.2.2
Parameter Group 0-0* Basic Settings 29
Parameter Group 0-1* Set-up Operations 31
Parameter Group 0-3* LCP Custom Readout 32
Parameter Group 0-4* LCP Keypad 34
Parameter Group 0-5* Copy/Save 34
Parameter Group 0-6* Password 35
Parameter Group 1-0* General Settings 35
Parameter Group 1-7* Start Adjustments 36
Contents
Parameter Group 2-** Brakes 36
5.2.3
5.2.3.1
5.2.4
Parameter Group 3-** Reference/Ramps 36
5.2.4.1
5.2.4.2
5.2.4.3
5.2.4.4
5.2.4.5
5.2.5
Parameter Group 4-** Limits/Warnings 40
5.2.5.1
5.2.5.2
5.2.5.3
5.2.5.4
5.2.6
Parameter Group 5-** Digital In/Out 42
5.2.6.1
5.2.6.2
Parameter Goup 2-1* Brake Energy Function 36
Parameter Group 3-0* Reference Limits 36
Parameter Group 3-1* References 37
Parameter Group 3-4* Ramp 1 39
Parameter Group 3-5* Ramp 2 40
Parameter Group 3-8* Other Ramps 40
Parameter Group 4-1* Motor Limits 40
Parameter Group 4-4* Adjustable Warnings 2 41
Parameter Group 4-5* Adjustable Warnings 41
Parameter Group 4-6* Speed Bypass 42
Parameter Group 5-0* Digital I/O Mode 42
Parameter Group 5-1* Digital Inputs 43
5.2.6.3
5.2.6.4
5.2.7
Parameter Group 6-** Analog In/Out 52
5.2.7.1
5.2.7.2
5.2.7.3
5.2.7.4
5.2.7.5
Parameter Group 5-4* Relays 49
Parameter Group 5-5* Pulse Input 51
Parameter Group 6-0* Analog I/O Mode 52
Parameter Group 6-1* Analog Input 53 53
Parameter Group 6-2* Analog Input 54 55
Parameter Group 6-7* Analog/Digital Output 45 56
Parameter Group 6-9* Analog/Digital Output 42 59
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VLT® Compressor Drive CDS 803
Programming Guide
5.2.8
Parameter Group 8-** Communications and Options 63
5.2.8.1
5.2.8.2
5.2.8.3
5.2.8.4
5.2.8.5
5.2.8.6
5.2.9
Parameter Group 13-** Smart Logic 70
5.2.9.1
5.2.9.2
5.2.9.3
5.2.9.4
5.2.9.5
5.2.10
Parameter Group 14-** Special Functions 83
Contents
Parameter Group 8-0* General Settings 63
Parameter Group 8-3* FC Port Settings 64
Parameter Group 8-4* FC MC Protocol Set 66
Parameter Group 8-5* Digital/Bus 66
Parameter Group 8-8* FC Port Diagnostics 68
Parameter Group 8-9* Bus Feedback 69
Smart Logic Controller 70
Parameter Group 13-0* SLC Settings 70
Parameter Group 13-2* Timers 74
Parameter Group 13-4* Logic Rules 74
Parameter Group 13-5* States 80
5.2.10.1
5.2.10.2
5.2.10.3
5.2.10.4
5.2.10.5
5.2.10.6
5.2.11
Parameter Group 15-** Drive Information 88
5.2.11.1
5.2.11.2
5.2.11.3
5.2.12
Parameter Group 16-** Data Readouts 93
5.2.12.1
5.2.12.2
5.2.12.3
5.2.12.4
5.2.12.5
Parameter Group 14-0* Inverter Switching 83
Parameter Group 14-1* Mains On/Off 84
Parameter Group 14-2* Trip Reset 85
Parameter Group 14-3* Current Limit Control 86
Parameter Group 14-5* Environment 87
Parameter Group 14-6* Auto Derate 87
Parameter Group 15-0* Operating Data 88
Parameter Group 15-3* Alarm Log 90
Parameter Group 15-4* Drive Identification 90
Parameter Group 16-0* General Status 93
Parameter Group 16-1* Motor Status 95
Parameter Group 16-3* Drive Status 97
Parameter Group 16-5* Ref. & Feedb. 98
Parameter Group 16-6* Inputs and Outputs 99
5.2.12.6
5.2.12.7
5.2.13
Parameter Group 20-** Drive Closed Loop 104
5.2.13.1
5.2.13.2
5.2.13.3
5.2.13.4
5.2.14
Parameter Group 28-** Compressor Functions 107
Parameter Group 16-8* Fieldbus & FC Port 102
Parameter Group 16-9* Diagnosis Read-Outs 103
Parameter Group 20-0* Feedback 104
Parameter Group 20-2* Feedback/Setpoint 105
Parameter Group 20-8* PI Basic Settings 105
Parameter Group 20-9* PI Controller 106
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VLT® Compressor Drive CDS 803
Programming Guide
5.2.14.1
5.2.14.2
5.2.14.3
5.3
6–10 kW Specific Parameters 108
5.3.1
Parameter Group 0-** Operation and Display 108
5.3.1.1
5.3.1.2
5.3.2
Parameter Group 1-** Load and Motor 109
5.3.2.1
5.3.2.2
5.3.2.3
5.3.2.4
5.3.2.5
5.3.2.6
Contents
Parameter Group 28-0* Short Cycle Protection 107
Parameter Group 28-1* Oil Return Management 107
Parameter Group 28-6* Compressor Readouts 108
Parameter Group 0-0* Basic Settings 108
Parameter Group 0-4* LCP Keypad 109
Parameter Group 1-0* General Settings 109
Parameter Group 1-1* Motor Selection 110
Parameter Group 1-2* Motor Data 111
Parameter Group 1-3* Adv. Motor Data 114
Parameter Group 1-4* Adv. Motor Data II 115
Parameter Group 1-6* Load Depen. Setting 116
5.3.2.7
5.3.2.8
5.3.2.9
5.3.3
Parameter Group 2-** Brakes 120
5.3.3.1
5.3.4
Parameter Group 3-** Reference/Ramps 122
5.3.4.1
5.3.4.2
5.3.5
Parameter Group 4-** Limits/Warnings 123
5.3.5.1
5.3.5.2
5.3.6
Parameter Group 5-** Digital In/Out 125
5.3.6.1
5.3.6.2
5.3.6.3
5.3.7
Parameter Group 6-** Analog In/Out 128
Parameter Group 1-7* Start Adjustments 116
Parameter Group 1-8* Stop Adjustments 118
Parameter Group 1-9* Motor Temperature 119
Parameter Group 2-0* DC Brakes 120
Parameter Group 3-1* References 122
Parameter Group 3-8* Other Ramps 123
Parameter Group 4-1* Motor Limits 123
Parameter Group 4-5* Adjustable Warnings 124
Parameter Group 5-1* Digital Inputs 125
Parameter Group 5-4* Relays 126
Parameter Group 5-5* Pulse Input 127
5.3.7.1
5.3.7.2
5.3.8
Parameter Group 8-** Communications and Options 130
5.3.8.1
5.3.8.2
5.3.8.3
5.3.9
Parameter Group 13-** Smart Logic 132
5.3.9.1
Parameter Group 6-1* Analog Input 53 128
Parameter Group 6-2* Analog Input 54 129
Parameter Group 8-0* General Settings 130
Parameter Group 8-4* FC MC Protocol Set 130
Parameter Group 8-5* Digital/Bus 132
Parameter Group 13-1* Comparators 132
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VLT® Compressor Drive CDS 803
Programming Guide
5.3.10
Parameter Group 14-** Special Functions 134
5.3.10.1
5.3.10.2
5.3.10.3
5.3.10.4
5.3.11
Parameter Group 15-** Drive Information 136
5.3.11.1
5.3.12
Parameter Group 20-** Drive Closed Loop 137
5.3.12.1
5.3.12.2
5.3.13
Parameter Group 28-** Compressor Functions 137
5.3.13.1
5.3.13.2
5.3.13.3
Contents
Parameter Group 14-1* Mains On/Off 134
Parameter Group 14-2* Trip Reset 134
Parameter Group 14-5* Environment 135
Parameter Group 14-9* Fault Settings 136
Parameter Group 15-4* Drive Identification 136
Parameter Group 20-0* Feedback 137
Parameter Group 20-8* PI Basic Settings 137
Parameter Group 28-0* Short Cycle Protection 138
Parameter Group 28-1* Oil Return Management 138
Parameter Group 28-4* Anti-reverse Protection 139
5.4
18–30 kW Specific Parameters 139
5.4.1
Parameter Group 0-** Operation and Display 139
5.4.1.1
5.4.1.2
5.4.2
Parameter Group 1-** Load and Motor 141
5.4.2.1
5.4.2.2
5.4.2.3
5.4.2.4
5.4.3
Parameter Group 2-** Brakes 144
5.4.3.1
5.4.4
Parameter Group 3-** Reference/Ramps 144
5.4.4.1
5.4.4.2
5.4.5
Parameter Group 4-** Limits/Warnings 145
5.4.5.1
Parameter Group 0-0* Basic Settings 139
Parameter Group 0-4* LCP Keypad 140
Parameter Group 1-1* Motor Selection 141
Parameter Group 1-6* Load Depen. Setting 142
Parameter Group 1-7* Start Adjustments 142
Parameter Group 1-8* Stop Adjustments 143
Parameter Group 2-0* DC Brakes 144
Parameter Group 3-1* References 144
Parameter Group 3-8* Other Ramps 145
Parameter Group 4-1* Motor Limits 145
5.4.5.2
5.4.6
Parameter Group 5-** Digital In/Out 147
5.4.6.1
5.4.6.2
5.4.6.3
5.4.7
Parameter Group 6-** Analog In/Out 150
5.4.7.1
5.4.7.2
Parameter Group 4-5* Adjustable Warnings 146
Parameter Group 5-1* Digital Inputs 147
Parameter Group 5-4* Relays 148
Parameter Group 5-5* Pulse Input 149
Parameter Group 6-1* Analog Input 53 150
Parameter Group 6-2* Analog Input 54 150
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VLT® Compressor Drive CDS 803
Programming Guide
5.4.8
Parameter Group 8-** Communications and Options 151
5.4.8.1
5.4.8.2
5.4.9
Parameter Group 13-** Smart Logic 153
5.4.9.1
5.4.10
Parameter Group 14-** Special Functions 155
5.4.10.1
5.4.10.2
5.4.10.3
5.4.10.4
5.4.11
Parameter Group 15-** Drive Information 156
5.4.11.1
5.4.11.2
5.4.12
Parameter Group 20-** Drive Closed Loop 157
Contents
Parameter Group 8-0* General Settings 151
Parameter Group 8-4* FC MC Protocol Set 151
Parameter Group 13-1* Comparators 153
Parameter Group 14-1* Mains On/Off 155
Parameter Group 14-2* Trip Reset 155
Parameter Group 14-5* Environment 155
Parameter Group 14-9* Fault Settings 156
Parameter Group 15-4* Drive Identification 156
Parameter Group 15-9* Parameter Info 156
5.4.12.1
5.4.12.2
5.4.13
Parameter Group 28-** Compressor Functions 158
5.4.13.1
5.4.13.2
5.4.13.3
6
Troubleshooting 161
6.1
Warnings and Alarms 161
6.2
Warning Words 164
6.3
Alarm Words 165
6.4
Extended Status Words 166
6.5
Descriptions of Warnings and Alarms 167
6.6
LCP Errors Messages 174
Parameter Group 20-0* Feedback 157
Parameter Group 20-8* PI Basic Settings 158
Parameter Group 28-0* Short Cycle Protection 158
Parameter Group 28-1* Oil Return Management 158
Parameter Group 28-3* Crankcase Heating 159
AU356039245821 en-000201/130R0597 8 | Danfoss A/S © 2021.07
AU356039245821, version 0201
6.0–10 kW (8–15 hp): Version 2.00
18–30 kW (25–40 hp): Version 61.20
VLT® Compressor Drive CDS 803
Programming Guide
Introduction
1 Introduction
1.1 Purpose of the Programming Guide
This Programming Guide provides information for advanced programming of the drive. It provides a complete overview and description of all parameters.
The Programming Guide is intended for use by qualified personnel.
To operate the drive safely and professionally, read and follow the Programming Guide and pay particular attention to the safety
instructions and general warnings.
VLT® is a registered trademark for Danfoss A/S.
1.2 Manual and Software Version
This manual is regularly reviewed and updated. All suggestions for improvement are welcome.
Table 1: Manual and Software Version
1.3 Additional Resources
1.3.1 Supplementary Documentation
Other resources are available to understand advanced drive functions and programming.
•
The Operating Guide provides information on safety, installation, and commissioning. It also provides a list of warnings and
alarms, and general specifications.
•
The Design Guide provides detailed information about capabilities and functionality to design motor control systems.
•
The Modbus RTU Operating Instructions explains how to physically establish and configure communication between the Danfoss
FC Series and a controller using the Modbus RTU protocol. Download the Operating Instructions from www.danfoss.com in the
sections Service and Support/Documentation .
See
www.danfoss.com for supplementary documentation.
1.3.2 VLT® Motion Control Tool MCT 10 Software Support
Download the software from the Service and Support download page on www.danfoss.com .
During the installation process of the software, enter CD-key 34544400 to activate the CDS 803 functionality. An activation key is not
required for using the CDS 803 functionality.
The latest software does not always contain the latest updates for the drive. Contact the local sales office for the latest drive updates
(in the form of *.upd files), or download the drive updates from the Service and Support download page on www.danfoss.com .
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VLT® Compressor Drive CDS 803
Programming Guide
2 Safety
2.1 Safety Symbols
The following symbols are used in this manual:
D A N G E R
Indicates a hazardous situation which, if not avoided, will result in death or serious injury.
W A R N I N G
Indicates a hazardous situation which, if not avoided, could result in death or serious injury.
C A U T I O N
Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
N O T I C E
Indicates information considered important, but not hazard-related (for example, messages relating to property damage).
Safety
2.2 Qualified Personnel
To allow trouble-free and safe operation of the unit, only qualified personnel with proven skills are allowed to transport, store, assemble, install, program, commission, maintain, and decommission this equipment.
Persons with proven skills:
•
Are qualified electrical engineers, or persons who have received training from qualified electrical engineers and are suitably
experienced to operate devices, systems, plant, and machinery in accordance with pertinent laws and regulations.
•
Are familiar with the basic regulations concerning health and safety/accident prevention.
•
Have read and understood the safety guidelines given in all manuals provided with the unit, especially the instructions given in
the Operating Guide.
•
Have good knowledge of the generic and specialist standards applicable to the specific application.
2.3 Safety Precautions
W A R N I N G
HAZARDOUS VOLTAGE
AC drives contain hazardous voltage when connected to the AC mains or connected on the DC terminals. Failure to perform
installation, start-up, and maintenance by skilled personnel can result in death or serious injury.
Only skilled personnel must perform installation, start-up, and maintenance.
-
W A R N I N G
UNINTENDED START
When the drive is connected to AC mains, DC supply, or load sharing, the motor may start at any time. Unintended start during
programming, service, or repair work can result in death, serious injury, or property damage. Start the motor with an external
switch, a fieldbus command, an input reference signal from the local control panel (LCP), via remote operation using MCT 10
software, or after a cleared fault condition.
Disconnect the drive from the mains.
-
Press [Off/Reset] on the LCP before programming parameters.
-
Ensure that the drive is fully wired and assembled when it is connected to AC mains, DC supply, or load sharing.
-
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Minimum waiting time (minutes)
VLT® Compressor Drive CDS 803
Programming Guide
Safety
W A R N I N G
DISCHARGE TIME
The drive contains DC-link capacitors, which can remain charged even when the drive is not powered. High voltage can be
present even when the warning indicator lights are off.
Failure to wait the specified time after power has been removed before performing service or repair work could result in death or
serious injury.
Stop the motor.
-
Disconnect AC mains, permanent magnet type motors, and remote DC-link supplies, including battery back-ups, UPS, and
-
DC-link connections to other drives.
Wait for the capacitors to discharge fully. The minimum waiting time is specified in the table Discharge time and is also visible
-
on the nameplate on the top of the drive.
Before performing any service or repair work, use an appropriate voltage measuring device to make sure that the capacitors
-
are fully discharged.
Table 2: Discharge Time
W A R N I N G
LEAKAGE CURRENT HAZARD
Leakage currents exceed 3.5 mA. Failure to ground the drive properly can result in death or serious injury.
Ensure that the minimum size of the ground conductor complies with the local safety regulations for high touch current
-
equipment.
W A R N I N G
EQUIPMENT HAZARD
Contact with rotating shafts and electrical equipment can result in death or serious injury.
Ensure that only trained and qualified personnel perform installation, start-up, and maintenance.
-
Ensure that electrical work conforms to national and local electrical codes.
-
Follow the procedures in this manual.
-
C A U T I O N
INTERNAL FAILURE HAZARD
An internal failure in the drive can result in serious injury when the drive is not properly closed.
Ensure that all safety covers are in place and securely fastened before applying power.
-
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+10 V DC
0-10 V DC-
0-10 V DC-
50 (+10 V OUT)
54 (A IN)
53 (A IN)
55 (COM A IN/OUT)
42 0/4-20 mA A OUT / D OUT
45 0/4-20 mA A OUT / D OUT
18 (D IN)
19 (D IN)
27 (D IN)
29 (
12 (+24 V OUT)
24 V (NPN)
20 (COM D IN)
O V (PNP)
24 V (NPN)
O V (PNP)
24 V (NPN)
O V (PNP)
24 V (NPN)
O V (PNP)
Bus ter.
Bus ter.
RS485
Interface
RS485
(N RS485) 69
(P RS485) 68
(Com RS485 ) 61
(PNP)-Source
(NPN)-Sink
ON=Terminated
OFF=Unterminated
ON
1 2
240 V AC 3 A
Not present on all power sizes
Do not connect shield to 61
01
02
03
relay 1
relay 2
UDC+
UDC-
Motor
U
V
W
e30bj246.10
06
05
04
240 V AC 3 A
VLT® Compressor Drive CDS 803
Programming Guide
3 Electrical Diagrams
3.1 Wiring Schematic
Electrical Diagrams
Illustration 1: Basic Wiring Schematic Drawing
There is no access to UDC- and UDC+ on the following units:
IP20, 380–480 V, 30 kW (40 hp).
-
N O T I C E
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e30bf892.10
12 20 55
181927 29 42 54
45 50 53
DIGI IN
61 68 69
N
P
COMM. GND
+24 V
GND
GND
10 V OUT
10 V/20 mA IN
0/4-20 mA A OUT/DIG OUT
BUS TER.
OFF ON
DIGI IN
DIGI IN
DIGI IN
0/4-20 mA A OUT/DIG OUT
10 V/20 mA IN
VLT® Compressor Drive CDS 803
Programming Guide
3.2 Control Terminals
Illustration 2: Control Terminals
Electrical Diagrams
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1-20 Motor Power
[5] 0.37kW - 0.5HP
Setup 1
enu
Off
Reset
Auto
On
Alarm
Warn.
On
11
Parameter number and name.
Setup number shows the active setup and the edit setup. If the same setup acts as both active and edit setup, only that setup
number is shown (factory setting). When active and edit setup differ, both numbers are shown in the display (setup 12). The
number flashing indicates the edit setup.
Motor direction is shown to the bottom left of the display – indicated by a small arrow pointing either clockwise or counterclockwise.
The triangle indicates if the LCP is in Status, Quick Menu, or Main Menu.
VLT® Compressor Drive CDS 803
Programming Guide
4 Programming
4.1 Programming Interfaces
The drive can be programmed in 3 different ways:
•
Locally via the LCP.
•
Externally via the RS485 interface by either
-
using Modbus RTU
-
or by installing VLT® Motion Control Tool MCT 10.
Refer to the 1.3 Additional Resources for further information on Modbus RTU and VLT® Motion Control Tool MCT 10.
4.2 Local Control Panel (LCP)
The LCP is divided into 4 functional sections.
•
A. Display
•
B. Menu key
•
C. Navigation keys and indicator lights
•
D. Operation keys and indicator lights
Programming
Illustration 3: Local Control Panel (LCP)
A. Display
The LCD display is illuminated with 2 alphanumeric lines. Table 3 describes the information that can be read from the display.
Table 3: Legend to Section A, Illustration 3
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Com. (yellow indicator): Flashes during bus communication.
On (green indicator): Control section is working correctly.
Warn. (yellow indicator): Indicates a warning.
Alarm (red indicator): Indicates an alarm.
[Back]: For moving to the previous step or layer in the navigation structure.
[▵ ] [▿ ] [▹ ]: For navigating among parameter groups and parameters, and within parameters. They can also be used for setting local reference.
[OK]: For selecting a parameter and for accepting changes to parameter settings.
[Hand On]: Starts the motor and enables control of the drive via the LCP.
N O T I C E
[2] Coast inverse is the default option for parameter 5-12 Terminal 27 Digital Input . If there is no 24 V supply to terminal 27,
[Hand On] does not start the compressor. Connect terminal 12 to terminal 27.
[Off/Reset]: Stops the compressor (Off). If in alarm mode, the alarm is reset.
[Auto On]: The drive is controlled either via control terminals or serial communication.
VLT® Compressor Drive CDS 803
Programming Guide
B. Menu key
Press [Menu] to select among Status, Quick Menu, or Main Menu.
C. Navigation keys and indicator lights
Table 4: Legend to Section C, Illustration 3
D. Operation keys and indicator lights
Table 5: Legend to Section D, Illustration 3
Programming
4.3 Menus
4.3.1 Access to Parameters
The are 2 different ways of accessing the parameters from the LCP:
•
Quick Menu
•
Main Menu
The Quick Menu contains a collection of parameters used for programming the most common functions.
The Main Menu contains all parameters in the drive.
4.3.1.1 Programming via the Quick Menu
Procedure
1.
To enter the Quick Menu , press [Menu] until indicator in display is placed above Quick Menu .
2.
Press [▵ ] [▿ ] to select quick guide, closed-loop setup, compressor setup, or changes made, then press [OK].
3.
Press [▵ ] [▿ ] to browse through the parameters in the Quick Menu .
Press [OK] to select a parameter.
4.
Press [▵ ] [▿ ] to change the value of a parameter setting.
5.
Press [OK] to accept the change.
6.
7.
Press either [Back] twice to enter Status , or press [Menu] once to enter Main Menu .
4.3.1.2 Programming via the Main Menu
Procedure
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... the Quick Guide starts
OK
press
Select Open Loop
Status
Main
Menu
Quick
Menu
Hand
On
OK
Menu
Reset
Off
Auto
On
Alarm
Warn.
On
Open Loop
Compressor Function
Setup 1
B
a
c
k
Com.
e30bi585.10
0-06 Grid Type
0-60 Main Menu Password
Size related
0
Size related
1-13 Compressor Selection
200.000
Size related
3-41 Ramp 1 Ramp Up Time
Size related
3-42 Ramp 1 Ramp Down Time
[2]
5-12 Terminal 27 Digital Input
Coast inverse
Size related
5-40 Function Relay
Size related
6-10 Terminal 53 Low Voltage
10.00
6-11 Terminal 53 High Voltage
V
[0]
8-01 PI Control Site
Digital and ctrl. word
[0]
8-30 Protocol
FC
[2]
8-32 Baud
9600
VLT® Compressor Drive CDS 803
Programming Guide
1.
Press [Menu] until indicator in display is placed above Main Menu .
2.
Press [▲ ] [▼ ] to browse through the parameter groups.
3.
Press [OK] to select a parameter group.
4.
Press [▲ ] [▼ ] to browse through the parameters in the specific group.
5.
Press [OK] to select the parameter.
6.
Press [▲ ] [▼ ] to set/change the parameter value.
7.
Press [OK] to accept the change or press [Back] to go back to the previous level.
4.3.2 Status Menu
In the Status menu, view the following:
•
Motor frequency [Hz], parameter 16-13 Frequency .
•
Motor current [A], parameter 16-14 Motor current .
•
Motor speed reference in percentage [%], parameter 16-02 Reference [%] .
•
Feedback, parameter 16-52 Feedback [Unit] .
•
Motor power parameter 16-10 Power [kW ].
•
Custom readout parameter 16-09 Custom Readout .
4.3.3 Quick Menu
Use the Quick Menu to program the most common functions. The Quick Menu consists of:
Quick menu for open-loop applications.
•
Compressor functions.
•
Closed-loop setup quick menu.
•
Changes made.
•
Programming
4.3.3.1 The Start-up Quick Guide for Compressor Open-loop Applications
Illustration 4: Smart Guide for Open-loop Applications
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[0] English
[1] Deutsch
[2] Français
[3] Dansk
[4] Español
[5] Italiano
[28] Bras.port
Select the language for the display.
[0] 200–240 V/50 Hz/IT-grid
[1] 200–240 V/50 Hz/Delta
[2] 200–240 V/50 Hz
[10] 380–440 V/50 Hz/IT-grid
[11] 380–440 V/50 Hz/Delta
[12] 380–440 V/50 Hz
[20] 440–480 V/50 Hz/IT-grid
[21] 440–480 V/50 Hz/Delta
[22] 440–480 V/50 Hz
[100] 200–240 V/60 Hz/IT-grid
[101] 200–240 V/60 Hz/Delta
[102] 200–240 V/60 Hz
[110] 380–440 V/60 Hz/IT-grid
[111] 380–440 V/60 Hz/Delta
[112] 380–440 V/60 Hz
[120] 440–480 V/60 Hz/IT-grid
[121] 440–480 V/60 Hz/Delta
[122] 440–480 V/60 Hz
Select operating mode for restart after
reconnection of the drive to mains voltage after power-down.
Parameter 0-60 Main Menu
Password
Define the password for access to the
LCP.
Parameter 1-13 Compressor Selection
6–10 kW
[24] VZH028-R410A
[25] VZH035-R410A
[26] VZH044-R410A
[27] VLZ028
[28] VLZ035
[29] VLZ044
Select which compressor to use.
Parameter 1-13 Compressor Selection
18–30 kW
[21] VZH088-R410A
[22] VZH117-R410A
[23] VZH170-R410A
[30] VZH088-R452B
[31] VZH088-R454B
[32] VZH117-R452B
[33] VZH117-R454B
[34] VZH170-R452B
[35] VZH170-R454B
Parameter 3-03 Maximum Reference
The maximum reference is the highest
obtainable by summing all references.
VLT® Compressor Drive CDS 803
Programming Guide
Table 6: Open-loop Applications Set-up
Programming
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Parameter 3-15 Reference 1
Source
[0] No function
[1] Analog in 53
[2] Analog in 54
[7] Pulse input 29
[11] Local bus reference
Select the input to be used for the reference signal.
Parameter 3-41 Ramp 1 Ramp
Up Time
Ramp-up time from 0 to parameter 1-25
Motor Nominal Speed.
Parameter 3-42 Ramp 1 Ramp
Down Time
Ramp-down time from nominal motor
speed to 0.
Parameter 5-12 Terminal 27
Digital Input
[0] No operation
[1] Reset
[2] Coast inverse
[3] Coast and reset inverse
[4] Quick stop inverse
[5] DC-brake inverse
[6] Stop inverse
[7] External Interlock
[8] Start
[9] Latched start
[10] Reversing
[11] Start reversing
[14] Jog
[16] Preset ref bit 0
[17] Preset ref bit 1
[18] Preset ref bit 2
[19] Freeze reference
[20] Speed up
[22] Speed down
[23] Set-up select bit 0
[34] Ramp bit 0
[52] Run permissive
[53] Hand start
[54] Auto start
[60] Counter A (up)
[61] Counter A (down)
[62] Reset Counter A
[63] Counter B (up)
[64] Counter B (down)
[65] Reset Counter B
Select the input function for terminal 27.
Parameter 5-40 Function Relay
[0] Function relay
See parameter 5-40 Function Relay
Select the function to control output relay 1.
Parameter 5-40 Function Relay
[1] Function relay
See parameter 5-40 Function Relay
Select the function to control output relay 2.
Parameter 6-10 Terminal 53 Low
Voltage
Enter the voltage that corresponds to
the low reference value.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
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Parameter 6-11 Terminal 53
High Voltage
Enter the voltage that corresponds to
the high reference value.
Parameter 8-01 Control Site
[0] Digital and ctrl.word
[1] Digital only
[2] Controlword only
[0] Digital and
ctrl. word
Select if digital, bus, or a combination of
both should control the drive.
Select the protocol for the integrated
RS485 port.
[0] 2400 Baud
[1] 4800 Baud
[2] 9600 Baud
[3] 19200 Baud
[4] 38400 Baud
[5] 57600 Baud
[6] 76800 Baud
[7] 115200 Baud
Select the baud rate for the RS485 port.
28-01 Interval between Starts
28-00 Short Cycle Protection
28-10 Oil Return Management
28-12 Fixed Boost Interval
28-13 Boost Duration
28-17 ORM Boost Speed [Hz]
Select Compressor Function
Main
Menu
Quick
Menu
Hand
On
OK
Menu
Reset
Off
Auto
On
Alarm
Warn.
On
Open Loop
Compressor Function
Setup 1
B
k
Com.
... the Quick Guide starts
Size related
Size related
Parameter 28-00 Short Cycle Protection
Select if short cycle protection is to be used.
Parameter 28-01 Interval between Starts
Enter the minimum allowed time between starts.
Parameter 28-02 Minimum Run Time
Enter the minimum allowed time to run before stop.
Parameter 28-10 Oil Return Management
Select if oil return management is to be used.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
4.3.3.2 Compressor Functions Quick Guide
Illustration 5: Quick Guide for Compressor Functions
Table 7: Compressor Functions
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Parameter 28-12 Fixed Boost Interval
Oil Boosts is performed at fixed time intervals
Parameter 28-13 Boost Duration
Enter the boost duration for the oil return.
Parameter 28-17 ORM Boost Speed [Hz]
Enter speed of the compressor during oil return boost.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
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e30bd875.13
0-01 Language
[0]
English
0-06 Grid Type
Size related
0-60 Main Menu Password
[0]
1-13 Compressor Selection
Size related
1-00 Configuration Mode
Open loop
[0]
3-02 Minimum Reference
Size related
3-03 Maximum Reference
200.000
3-10 Preset Reference
[0] 0.00 %
3-15 Reference 1 Source
Analog in 53
[1]
3-41 Ramp 1 Ramp Up Time 3-41 Ramp 1 Ramp Up Time
5-12 Terminal 27 Digital Input
Coast inverse
[2]
5-12 Terminal 27 Digital Input
Coast inverse
[2]
5-40 Function Relay 1 5-40 Function Relay 1
6-19 Terminal 53 mode
Voltage mode
[1]
6-19 Terminal 53 mode
Voltage mode
[1]
6-10 Terminal 53 Low Voltage
6-10 Terminal 53 Low Voltage
6-11 Terminal 53 High Voltage
10.00
V
6-11 Terminal 53 High Voltage
10.00
V
6-14 Terminal 53 Low Ref./Feedb.
S i z e r e l a t e d
6-14 Terminal 53 Low Ref./Feedb.
Size related
6-15 Terminal 53 High Ref./Feedb.
200.000
Hz
6-15 Terminal 53 High Ref./Feedb.
200.000
6-29 Terminal 54 mode
Current mode
6-29 Terminal 54 mode
[0]
6-22 Terminal 54 Low Current
4.00
mA
6-22 Terminal 54 Low Current
4.00
mA
6-23 Terminal 54 High Current
20.00
mA
6-23 Terminal 54 High Current
20.00
mA
6-24 Terminal 54 Low Ref./Feedb.
0
0.000
6-24 Terminal 54 Low Ref./Feedb.
0
Size related
6-25 Terminal 54 High Ref./Feedb.
6-25 Terminal 54 High Ref./Feedb.
Size related
20-00 Feedback 1 Source 20-00 Feedback 1 Source
20-81 PI Normal/Inverse control
8-01 Control Site
Digital and ctrl.word
[0]
8-01 Control Site
Digital and ctrl.word
[0]
8-30 Protocol
[0]
FC
8-30 Protocol
[0]
FC
8-32 Baud
[2]
9600 Baud
8-32 Baud
[2]
9600 Baud
3-42 Ramp 1 Ramp Down Time
5
6-29 Terminal 54 mode
0 . 00
[1]
Voltage mode
6-20 Terminal 54 Low Voltage
1.00
V
6-21 Terminal 54 High Voltage
5.00
V
... the Quick Guide starts
OK
press
Select Closed Loop
Status
Main
Menu
Quick
Menu
Hand
On
OK
Menu
Reset
Off
Auto
On
Alarm
Warn.
On
Compressor Function
Closed Loop
Setup 1
B
a
c
k
Com.
Size related
Size related
Size related
Size related
6-29 Terminal 54 mode 6-29 Terminal 54 mode
Size related
Size related
Size related
Select the language for the display.
VLT® Compressor Drive CDS 803
Programming Guide
4.3.3.3 The Start-up Quick Guide for Compressor Closed-loop Applications
Illustration 6: Closed-loop Quick Guide
Table 8: Closed-loop Applications Setup
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Programming
[1] Deutsch
[2] Français
[3] Dansk
[4] Spanish
[5] Italiano
[28] Bras.port
[0] 200–240 V/50 Hz/IT-grid
[1] 200–240 V/50 Hz/Delta
[2] 200–240 V/50 Hz
[10] 380–440 V/50 Hz/IT-grid
[11] 380–440 V/50 Hz/Delta
[12] 380–440 V/50 Hz
[20] 440–480 V/50 Hz/IT-grid
[21] 440–480 V/50 Hz/Delta
[22] 440–480 V/50 Hz
[100] 200–240 V/60 Hz/IT-grid
[101] 200–240 V/60 Hz/Delta
[102] 200–240 V/60 Hz
[110] 380–440 V/60 Hz/IT-grid
[111] 380–440 V/60 Hz/Delta
[112] 380–440 V/60 Hz
[120] 440–480 V/60 Hz/IT-grid
[121] 440–480 V/60 Hz/Delta
[122] 440–480 V/60 Hz
Select the operating mode for restart after reconnection of the drive to mains
voltage after power-down.
Parameter 0-60 Main Menu
Password
Define the password for access to the
LCP.
Parameter 1-00 Configuration
Mode
[0] Open loop
[3] Closed loop
Parameter 1-13 Compressor
Selection
6–10 kW
[24] VZH028-R410A
[25] VZH035-R410A
[26] VZH044-R410A
[27] VLZ028
[28] VLZ035
[29] VLZ044
Select the compressor in use.
Parameter 1-13 Compressor
Selection
18–30 kW
[21] VZH088-R410A
[22] VZH117-R410A
[23] VZH170-R410A
[30] VZH088-R452B
[31] VZH088-R454B
[32] VZH117-R452B
[33] VZH117-R454B
[34] VZH170-R452B
[35] VZH170-R454B
Parameter 3-02 Minimum Reference
The minimum reference is the lowest value obtainable by summing all references.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
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Parameter 3-03 Maximum
Reference
The maximum reference is the highest
obtainable by summing all references.
Parameter 3-10 Reference 1
Source
Set up a fixed setpoint in preset reference
[0].
Parameter 3-15 Reference 1
Source
[0] No function
[1] Analog in 53
[2] Analog in 54
[7] Pulse input 29
[11] Local bus reference
Select the input to be used for the reference signal.
Parameter 3-41 Ramp 1 Ramp
Up Time
90.00 s (6–
10 kW)
180.00 s (18–
30 kW)
Ramp-up time from 0 to parameter 1-25
Motor Nominal Speed.
Parameter 3-42 Ramp 1 Ramp
Down Time
30.00 s (6–
10 kW)
180.00 s (18–
30 kW)
Ramp-down time from nominal motor
speed to 0.
Parameter 5-12 Terminal 27
Digital Input
[0] No operation
[1] Reset
[2] Coast inverse
[3] Coast and reset inverse
[4] Quick stop inverse
[5] DC-brake inverse
[6] Stop inverse
[7] External Interlock
[8] Start
[9] Latched start
[10] Reversing
[11] Start reversing
[14] Jog
[16] Preset ref bit 0
[17] Preset ref bit 1
[18] Preset ref bit 2
[19] Freeze reference
[20] Speed up
[22] Speed down
[23] Set-up select bit 0
[34] Ramp bit 0
[52] Run permissive
[53] Hand start
[54] Auto start
[60] Counter A (up)
[61] Counter A (down)
[62] Reset Counter A
[63] Counter B (up)
Select the input function for terminal 27.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
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[64] Counter B (down)
[65] Reset Counter B
Parameter 5-40 Function Relay [0] Function relay
See parameter 5-40 Function Relay
[9] Alarm (6–
10 kW)
[65] Comparator
5 (18–30 kW)
Select the function to control output relay 1.
Parameter 5-40 Function Relay [1] Function Relay
See parameter 5-40 Function Relay
Select the function to control output relay 2.
Paraneter 6-19 Terminal 53
Mode
(1)
[0] Current mode
[1] Voltage mode
Program terminal 53 to either current or
voltage.
Parameter 6-10 Terminal 53
Low Voltage
0.07 V (6–10 kW)
0 V (18–30 kW)
Enter the voltage that corresponds to the
low reference value.
Parameter 6-11 Terminal 53
High Voltage
Enter the voltage that corresponds to the
high reference value.
Parameter 6-14 Terminal 53
Low Ref./ Feedb. Value
Enter the reference value that corresponds to the voltage set in parameter
6-10 Terminal 53 Low Voltage.
Parameter 6-15 Terminal 53
High Ref./ Feedb. Value
Enter the reference value that corresponds to the voltage set in parameter
6-11 Terminal 53 High Voltage.
Parameter 6-29 Terminal 54
Mode
[0] Current mode
[1] Voltage mode
[0] Current
mode (6–10 kW)
[1] Voltage
mode (18–
30 kW)
Program terminal 54 to either current or
voltage.
Parameter 6-20 Terminal 54
Low Voltage
0.07 V (6–10 kW)
1 V (18–30 kW)
Enter the voltage corresponding to the
low reference value set in parameter 6-24
Terminal 54 Low Ref./Feedb. Value.
Parameter 6-21 Terminal 54
High Voltage
10 V (6–10 kW)
5 V (18–30 kW)
Enter the voltage corresponding to the
high reference value set in parameter Ter-
minal 54 High Ref./Feedb. Value.
Parameter 6-22 Terminal 54
Low Current
Enter the current that corresponds to the
low reference value.
Parameter 6-23 Terminal 54
High Current
Enter the current that corresponds to the
high reference value.
Parameter 6-24 Terminal 54
Low Ref./ Feedb. Value
Enter the reference value that corresponds to the current set in parameter
6-20 Terminal 54 Low Voltage.
Parameter 6-25 Terminal 54
High Ref./ Feedb. Value
Enter the reference value that corresponds to the current set in parameter
6-21 Terminal 54 High Voltage .
VLT® Compressor Drive CDS 803
Programming Guide
Programming
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Parameter 8-01 Control Site
[0] Digital and ctrl.word
[1] Digital only
[2] Controlword only
[0] Digital and
ctrl. word
Select if digital, bus, or a combination of
both should control the drive.
Select the protocol for the integrated
RS485 port.
[0] 2400 Baud
[1] 4800 Baud
[2] 9600 Baud
[3] 19200 Baud
[4] 38400 Baud
[5] 57600 Baud
[6] 76800 Baud
[7] 115200 Baud
Select the baud rate for the RS485 port.
Parameter 20-00 Feedback 1
Source
[0] No function
[1] Analog Input 53
[2] Analog Input 54
[3] Pulse input 29
[100] Bus Feedback 1
[101] Bus Feedback 2
Select which input to use as the source of
the feedback signal.
Parameter 20-01 Feedback 1
Conversion
[0] Linear
[1] Square root
Select how to calculate the feedback.
VLT® Compressor Drive CDS 803
Programming Guide
Programming
1
When parameter 6-19 Terminal 53 Mode is [0] Current mode, the next parameters will be parameter 6-12 Terminal 53 Low Current and parameter 6-13
Terminal 53 High Current. When parameter 6-19 Terminal 53 Mode is [1] Voltage mode, the next parameters will be parameter 6-10 Terminal 53 Low
Voltage and parameter 6-11 Terminal 53 High Voltage. When parameter 6-29 Terminal 54 Mode is [0] Current mode, the next parameters will be parameter 6-22 Terminal 54 Low Current and parameter 6-23 Terminal 54 High Current. When parameter 6-29 Terminal 54 Mode is [1] Voltage, the next parame-
ters are parameter 6-20 Terminal 54 Low Voltage and parameter 6-21 Terminal 54 High Voltage .
4.3.3.4 Changes Made
Changes Made lists all parameters changed from default settings.
The list shows only parameters which have been changed in the current edit set-up.
•
Parameters which have been reset to default values are not listed.
•
•
The message Empty indicates that no parameters have been changed.
4.3.4 Main Menu
The Main Menu is used for programming all parameters. The Main Menu parameters can be accessed immediately unless a password
has been created via parameter 0-60 Main Menu Password . For most applications, it is not necessary to access the Main Menu parameters. The Quick Menu provides the simplest and quickest access to the typical required parameters.
4.4 Uploading and Downloading Parameter Settings
4.4.1 Data Transfer from Drive to LCP
Once the setup of a drive is complete, Danfoss recommends storing the data in the LCP or on a PC via VLT® Motion Control Tool
MCT 10.
Stop the compressor before performing this operation.
W A R N I N G
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VLT® Compressor Drive CDS 803
Programming Guide
Procedure
1.
Go to parameter 0-50 LCP Copy .
2.
Press [OK].
3.
Select [1] All to LCP .
Press [OK].
4.
4.4.2 Data Transfer from LCP to Drive
Connect the LCP to another drive to copy the parameter settings to this drive as well.
W A R N I N G
Stop the compressor before performing this operation.
Procedure
1.
Go to parameter 0-50 LCP Copy .
2.
Press [OK].
3.
Select [2] All from LCP .
4.
Press [OK].
4.5 Restoring Factory Default Settings
There are 2 different ways of initializing the drive to factory default settings:
•
Via parameter 14-22 Operation Mode (this is the recommended way).
Two-finger initialization
•
Some parameters will not be reset, see more details in
4.5.2 Two-finger Initialization.
4.5.1 Recommended Initialization (via Parameter 14-22 Operation Mode) and
Programming
4.5.1 Recommended Initialization (via Parameter 14-22 Operation Mode)
Initialization of the drive to default settings (via parameter 14-22 Operation Mode )
Procedure
1.
Select parameter 14-22 Operation Mode.
Press [OK].
2.
3.
Select [2] Initialisation and press [OK].
Cut off the mains supply and wait until the display turns off.
4.
Reconnect the mains supply.
5.
The drive is now reset, except the following parameters:
Parameter 0-03 Regional Settings
Parameter 1-06 Clockwise Direction
Parameter 1-13 Compressor Selection
Parameter 4-18 Current Limit
Parameter 8-30 Protocol
Parameter 8-31 Address
Parameter 8-32 Baud Rate
Parameter 8-33 Parity / Stop Bits
Parameter 8-35 Minimum Response Delay
Parameter 8-36 Maximum Response Delay
Parameter 8-37 Maximum Inter-char delay
Parameter 15-00 Operating hours to parameter 15-05 Over Volt's
Parameter 15-03 Power Up's
Parameter 15-04 Over Temp's
Parameter 15-05 Over Volt's
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VLT® Compressor Drive CDS 803
Programming Guide
Parameter 15-30 Alarm Log: Error Code
Parameter group 15-4* Drive identification parameters
4.5.2 Two-finger Initialization
Procedure
1.
Power off the drive.
2.
Press [OK] and [Menu].
3.
Power up the drive while still pressing the keys above for 10 s.
The drive is now reset, except the following parameters:
Parameter 1-06 Clockwise Direction
Parameter 15-00 Operating hours
Parameter 15-03 Power Up's
Parameter 15-04 Over Temp's
Parameter 15-05 Over Volt's
Parameter 15-30 Alarm Log: Error Code
Parameter group 15-4* Drive identification parameters
Initialization of parameters is confirmed by AL80 in the display after the power cycle.
Programming
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2
5
6
1
3
4
e30bi709.10
Default value:
Parameter type:
Setup:
Conversion index:
Data type: Change during operation:
Parameter Number: Paramter Name
VLT® Compressor Drive CDS 803
Parameter Descriptions and
Programming Guide
Functions
5 Parameter Descriptions and Functions
5.1 Introduction to Parameters
The * in parameter numbers indicates a group or subgroup of parameters for which the first 1 or 2 numbers are the same. For example, 0-** indicates the group of parameters that all start with 0. 0-0* indicates the subgroup of parameters that share the first 2
numbers, which are 0-0.
An asterisk (*) after an option number indicates the default option. For example, [0]* English is the default option for parameter 0-01
Language .
Organization of the parameter chapter
The VLT® Compressor DriveCDS 803 uses 2 different software version depending on the power range. The 6–10 kW drives use one
software version, while 18–30 kW drives use another software version. The chapter is split into the following 3 sections:
•
Common Parameters : This section contains all available parameters shared across all power ranges.
•
6–10 kW Specific Parameters : This section contains the parameters available only for 6–10 kW drives.
•
18–30 kW Specific Parameters : This section contains the parameters available only for 18–30 kW drives.
5.1.1 Reading the parameter table
This Programming Guide includes parameter and options tables. These descriptions explain how to read the parameter and options
tables.
Illustration 7: Parameter Table
1 indicates the value set in factory. Expressionlimit means the default value is not a fixed value and may link to power size and pa-
rameter dependency.
2 indicates whether the parameter type is option or range. Option means that the user is presented with a predefined selection to
choose between. Range means that the user can select any value within the specified range.
3 indicates the manner of parameter set-ups. 2 setups means that the parameter can be set individually in each of the 2 setups. For
example, 1 single parameter can have 2 different data values. 1 setup indicates that the data value is the same in all setups.
4 refers to the conversion index. Parameter values are transferred as whole numbers only. Conversion factors are therefore used to
transfer decimals. If a value is transferred as 100 and a conversion index of -1, the real value is 10.0.
5 indicates the different data types for the parameters.
6 indicates whether the parameter value can be changed while the drive is in operation. False indicates that the frequency convert-
er must be stopped before a change can be made.
Table 9: Conversion Table
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1000210011001-10.1-20.01-30.001
N235Bit sequence of 16 boolean variables
Change during operation: True
VLT® Compressor Drive CDS 803
Programming Guide
Parameter Descriptions and
Functions
Table 10: Data type
5.2 Common Parameters
5.2.1 Parameter Group 0-** Operation and Display
5.2.1.1 Parameter Group 0-0* Basic Settings
Parameter 0-01 Language
Table 11: Parameter 0-01 Language
Defines the language to be used in the display.
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0-04 Operating State at Power-up
Change during operation: True
Resumes operation of the drive, maintaining the same start/stop condition (applied by [Hand ON]/[Off]
on the LCP or local start via the digital input) as before the drive was powered down.
Uses saved reference [1] to stop the drive, but at the same time retains the local speed reference in memory before powering down. After mains voltage is reconnected, and after receiving a start command
(pressing [Hand On] or using the local start command via a digital input), the drive restarts and operates
at the retained speed reference.
Change during operation: False
This function is not active.
[1]*OnThis function is active.
VLT® Compressor Drive CDS 803
Programming Guide
Parameter 0-04 Operating State at Power-up
Table 12: Parameter 0-04 Operating State at Power-up
Parameter Descriptions and
Functions
Select the operating mode after recognition of the drive to mains voltage after power-down when operating in Hand (local) mode.
Parameter 0-07 Auto DC Braking
Table 13: Parameter 0-07 Auto DC Braking
Protective function against overvoltage at coast.
N O T I C E
Can cause PWM when coasted.
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