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Danfoss VLT CDS 803, Programming Manual

The Danfoss VLT CDS 803 is an advanced industrial drive, offering exceptional control and efficiency. To assist users, a comprehensive Quick Manual is available for download, providing detailed instructions and troubleshooting tips. Access the free manual from our website, ensuring seamless operation of your Danfoss VLT CDS 803.

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Stop event............................................................................................... 46
Switching frequency...........................................................................  54

T

Terminal 18 digital input.................................................................... 30
Terminal 27 digital input.................................................................... 31
Terminal 29 digital input.................................................................... 31
Terminal 42 analog output................................................................ 39
Terminal 42 digital output................................................................. 39
Terminal 45

Terminal 45 output max scale.....................................................  39

Terminal 45 analog output................................................................ 37
Terminal 45 digital output................................................................. 37
Terminal 54 high current.................................................................... 37
Terminal 54 mode................................................................................. 37
Thermistor.................................................................................................  5
Timer.........................................................................................................  48
Trip reset..................................................................................................  55
Troubleshooting...................................................................................  66
Two-finger initialisation.....................................................................  17

U

Unintended motor rotation................................................................  4
Unintended start..................................................................................... 3

V

VVC+............................................................................................................  6

W

Warning word.............................................................................. 62,  0
Warning word 2..................................................................................... 63
Warnings........................................................................................... 66, 67
Warnings, alarms..................................................................................  67
Windmilling............................................................................................... 4

Index

VLT

®

 Compressor Drive CDS 803

88

Danfoss A/S © 06/2019 All rights reserved.

MG18P202

Summary of Contents for VLT CDS 803

Page 1: ...ENGINEERING TOMORROW Programming Guide VLT Compressor Drive CDS 803 vlt drives danfoss com...

Page 2: ......

Page 3: ...ettings in 2 Ways 17 3 Parameters 18 3 1 Main Menu Operation and Display Group 0 18 3 2 Main Menu Load and Motor Group 1 21 3 3 Main Menu Brakes Group 2 23 3 4 Main Menu Reference Ramps Group 3 23 3 5...

Page 4: ...r 77 5 1 4 2 Brakes 78 5 1 5 3 Reference Ramps 78 5 1 6 4 Limits Warnings 78 5 1 7 5 Digital In Out 79 5 1 8 6 Analog In Out 80 5 1 9 8 Comm and Options 81 5 1 10 13 Smart Logic 82 5 1 11 14 Special F...

Page 5: ...ion including situations that can result in damage to equipment or property 1 4 Safety Precautions WARNING HIGH VOLTAGE Frequency converters contain high voltage when connected to AC mains input DC su...

Page 6: ...perating instructions WARNING UNINTENDED MOTOR ROTATION WINDMILLING Unintended rotation of permanent magnet motors can result in serious injury or equipment damage Ensure that permanent magnet motors...

Page 7: ...otor voltage nameplate data Break away torque 175ZA078 10 Pull out RPM Torque Illustration 1 1 Break away Torque VLT The efficiency of the frequency converter is defined as the ratio between the power...

Page 8: ...tivate off line parameters PI controller The PI controller maintains the desired speed pressure temperature and so on by adjusting the output frequency to match the varying load RCD Residual current d...

Page 9: ...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...

Page 10: ...l arrow pointing either clockwise or counterclockwise 5 The triangle indicates if the LCP is in Status Quick Menu or Main Menu Table 2 1 Legend to Illustration 2 1 B Menu key Press Menu to select betw...

Page 11: ...Custom Readout 2 3 2 Quick Menu Use the Quick Menu to program the most common functions The Quick Menu consists of Quick menu for open loop applications Closed loop set up quick menu Changes made Comp...

Page 12: ...y converter to mains voltage after power down Parameter 0 60 Main Menu Password 0 999 0 Define the password for access to the LCP Parameter 1 13 Compressor Selection 24 VZH028 R410A 25 VZH035 R410A 26...

Page 13: ...Parameter 5 40 Function Relay 1 Function relay See parameter 5 40 Function Relay Drive running Select the function to control output relay 2 Parameter 6 10 Terminal 53 Low Voltage 0 10 V 0 07 V Enter...

Page 14: ...al between Starts 0 3600 s 300 s Enter the minimum allowed time between starts Parameter 28 02 Minimum Run Time 10 3600 s 60 s Enter the minimum allowed time to run before stop Parameter 28 10 Oil Ret...

Page 15: ...00 Configuration Mode Open loop 3 03 Maximum Reference 200 000 3 42 Ramp 1 Ramp Down Time 5 5 12 Terminal 27 Digital Input 3 41 Ramp 1 Ramp Up Time 5 6 7 8 9 10 11 12 3 15 Reference 1 Source 6 14 Ter...

Page 16: ...ains voltage after power down Parameter 0 60 Main Menu Password 0 999 0 Define the password for access to the LCP Parameter 1 00 Configuration Mode 0 Open loop 3 Closed loop 0 Open loop Select closed...

Page 17: ...on Relay Drive running Select the function to control output relay 2 Parameter 6 10 Terminal 53 Low Voltage 0 10 V 0 07 V Enter the voltage that corresponds to the low reference value Parameter 6 11 T...

Page 18: ...been reset to default values are not listed The message Empty indicates that no parameters have been changed To change parameter settings 1 To enter the Quick Menu press Menu until indicator in displa...

Page 19: ...ncel to abort Press Back to leave the parameter 2 6 Initialize the Frequency Converter to Default Settings in 2 Ways Recommended initialization via parameter 14 22 Operation Mode 1 Select parameter 14...

Page 20: ...onnected and after receiving a start command pressing Hand On key or using the local start command via a digital input the frequency converter restarts and operates at the retained speed reference 0 0...

Page 21: ...ctive set up is selected via input on a digital input terminal and or via the bus control word Use parameter 0 51 Set up Copy to copy a set up to the other set ups To avoid conflicting settings of the...

Page 22: ...0 30 Custom Readout Unit Unit type Speed relation Dimensionless Linear Speed Flow volume Flow mass Velocity Length Temperature Pressure Quadratic Power Cubic Table 3 1 Speed Relation 0 30 Custom Reado...

Page 23: ...le the reset function and disable the off function to avoid unintended stop of the frequency converter 3 1 4 0 5 Copy Save 0 50 LCP Copy Option Function 0 No copy 1 All to LCP Copies all parameters in...

Page 24: ...Motor Thermal Protection Using ETR Electronic thermal relay the compressor motor temperature is calculated based on frequency current and time Danfoss recommends using the ETR function if a thermisto...

Page 25: ...07 Parking Time Set the duration of the parking current time set in parameter 2 06 Parking Current Active with parameter 1 73 Flying Start Range Function 2 s 0 1 60 s NOTICE Parameter 2 07 Parking Tim...

Page 26: ...ocal bus reference 3 16 Reference 2 Source Select the input to be used for the 2nd reference signal Parameter 3 15 Reference 1 Source parameter 3 16 Reference 2 Source and parameter 3 17 Reference 3 S...

Page 27: ...that no overvoltage occur in the inverter due to regenerative operation of the motor and such that the generated current does not exceed the current limit set in parameter 4 18 Current Limit See 3 52...

Page 28: ...the maximum output frequency value Parameter 4 19 Max Output Frequency specifies the absolute limit on the frequency converter output frequency for improved safety in applications where accidental ov...

Page 29: ...arameter to set a higher limit for the feedback range Range Function 6010 ProcessCtrl Unit 0 6010 ProcessCtrlUnit When the feedback exceeds this limit the display reads Feedback High Warning bit 5 is...

Page 30: ...the terminal which is programmed for 2 Coast inverse is logic 0 The alarm message is also active via digital outputs and relay outputs if programmed for 7 External interlock The alarm can be reset usi...

Page 31: ...up 5 3 Digital Outputs or parameter group 5 4 Relays is not affected by 52 Run permissive NOTICE If no 52 Run permissive signal is applied but either Run Jog or Freeze commands is activated the status...

Page 32: ...1 Speed up 22 Speed down 23 Set up select bit 0 34 Ramp bit 0 5 10 Terminal 18 Digital Input Parameter for configuring the input function on input terminal 18 Refer to Table 3 2 for setting options Op...

Page 33: ...t 54 Auto start 60 Counter A up 61 Counter A down 5 12 Terminal 27 Digital Input Parameter for configuring the input function on input terminal 27 Option Function 62 Reset Counter A 63 Counter B up 64...

Page 34: ...the function of the relays The selection of each mechanical relay is realized in an array parameter Option Function 13 Below current low The compressor current is lower than set in parameter 4 50 War...

Page 35: ...rule 2 is evaluated as 5 40 Function Relay Array Relay 1 0 Relay 2 1 Select options to define the function of the relays The selection of each mechanical relay is realized in an array parameter Option...

Page 36: ...600 s Enter the delay of the relay cut in time Select one of 2 internal mechanical relays in an array function See parameter 5 40 Function Relay for details Selected Event Relay output Selected Event...

Page 37: ...via a fieldbus setting 5 90 Digital Relay Bus Control This parameter holds the state of the buscontrolled digital outputs and relays Range Function 0 0 0xFFFFFFFF A logical 1 indicates that the outpu...

Page 38: ...feedback set in parameter 6 15 Terminal 53 High Ref Feedb Value 6 14 Terminal 53 Low Ref Feedb Value Range Function Size related 4999 4999 Enter the reference or feedback value that corresponds to th...

Page 39: ...nction 0 01 s 0 01 10 s Enter the time constant which is a firstorder digital low pass filter time 6 26 Terminal 54 Filter Time Constant Range Function constant for suppressing electrical noise in ter...

Page 40: ...f terminal 45 as a digital current output See also parameter 6 70 Terminal 45 Mode See parameter 5 40 Function Relay for description of the options Option Function 42 Above ref high 44 Oil boost activ...

Page 41: ...42 as an analog current output See also parameter 6 90 Terminal 42 Mode Option Function 0 No operation 100 Output frequency 0 100 Hz 101 Reference MinRef MaxRef 102 Feedback MinFB MaxFB 103 Motor Cur...

Page 42: ...value to be the percentage of the full range of the variable selected in parameter 6 91 Terminal 42 Analog Output 6 94 Terminal 42 Output Max Scale Range Function 100 0 200 Scale for the maximum outp...

Page 43: ...for the RS485 port Default refers to the FC Protocol Changing Protocol in parameter 8 30 Protocol may change the baud rate Changing Protocol in parameter 8 30 Protocol may change the Baud Rate Option...

Page 44: ...inal 42 Output Bus Control 14 894 Bus Feedback 1 15 FC Port CTW 16 FC Port REF 8 43 PCD Read Configuration Select the parameters to be assigned to PCD s of the telegrams The number of available PCDs d...

Page 45: ...the fieldbus serial communication port and via 1 of the digital inputs 3 Logic OR Activates coast via the serial communication port or via 1 of the digital inputs 8 51 Quick Stop Select Select contro...

Page 46: ...selection via a digital input 1 Bus Activates the set up selection via the serial communication port 2 Logic AND Activates the set up selection via the serial communication port and via 1 of the digi...

Page 47: ...ppens in the SLC during the current scan interval and no other events are evaluated This means that when the SLC starts it evaluates 0 event and only 0 event each scan interval Only when 0 event is ev...

Page 48: ...Event To activate smart logic controller select the boolean TRUE or FALSE input Option Function 28 Logic rule 2 Use the result of logic rule 2 in the logic rule 29 Logic rule 3 Use the result of logic...

Page 49: ...ogic rule 33 Digital input DI18 Use the value of DI18 in the logic rule High TRUE 34 Digital input DI19 Use the value of DI19 in the logic rule High TRUE 13 02 Stop Event Select the condition TRUE or...

Page 50: ...variable selected in parameter 13 10 Comparator Operand is greater than the fixed value in parameter 13 12 Comparator Value 1 Approx Equal Select 1 for the result of the evaluation to be true when the...

Page 51: ...t Event for further description 4 On reference See parameter 13 01 Start Event for further description 13 40 Logic Rule Boolean 1 Array 6 Select the first boolean TRUE or FALSE input for the selected...

Page 52: ...Time out 5 Use the result of timer 5 in the logic rule 73 SL Time out 6 Use the result of timer 6 in the logic rule 74 SL Time out 7 Use the result of timer 7 in the logic rule 13 41 Logic Rule Opera...

Page 53: ...on Function 0 Disabled 1 AND 2 OR 3 AND NOT 4 OR NOT 5 NOT AND 6 NOT OR 7 NOT AND NOT 8 NOT OR NOT 13 44 Logic Rule Boolean 3 Array 6 Select the third boolean TRUE or FALSE input for the selected logi...

Page 54: ...descriptions of options and their functions Option Function 36 Digital input DI29 39 Start command 40 Drive stopped 42 Auto Reset Trip 50 Comparator 4 51 Comparator 5 60 Logic rule 4 61 Logic rule 5...

Page 55: ...out B low Any output with digital output 2 selected is low off 34 Set digital out C low Any output with digital output 3 selected is low off 35 Set digital out D low Any output with digital output 4 s...

Page 56: ...hich results in an 14 03 Overmodulation Option Function extra torque of 10 12 in the middle of the oversynchronous range from 0 at nominal speed rising to approximately 12 at double nominal speed 3 10...

Page 57: ...ali sation except for parameter 15 03 Power Up s parameter 15 04 Over Temp s and parameter 15 05 Over Volt s The frequency converter is reset during the next power up Parameter 14 22 Operation Mode al...

Page 58: ...emperature The fan also runs at minimum speed even if the reference is 0 Hz due to the heat generated from the IGBT The fan stops if sleep mode function is activated This is the 14 52 Fan Control This...

Page 59: ...Function 0 0 65535 View the number of frequency converter temperature faults that have occurred 15 05 Over Volt s Range Function 0 0 65535 View the number of frequency converter overvoltages that hav...

Page 60: ...ordering the frequency converter in its original configuration 15 45 Actual Typecode String Range Function 0 0 40 View the actual type code string 15 46 Drive Ordering No Range Function 0 0 8 View the...

Page 61: ...y Ready 01 VLT not ready Ready 02 Coasting Enable 03 No fault Trip 04 No warning Warning 05 Reserved 06 No trip lock Trip lock 07 No warning Warning 08 Speed ref Speed ref 09 Local control Bus control...

Page 62: ...loop process control modes and the motor RPM is measured in speed closed loop mode 16 18 Motor Thermal Range Function 0 0 100 View the calculated compressor motor temperature in percentage of allowed...

Page 63: ...Minimum Reference Feedb and parameter 20 14 Maximum Reference Feedb Units as set in parameter 20 12 Reference Feedback Unit 3 12 5 16 6 Inputs and Outputs 16 60 Digital Input Range Function 0 0 4095 V...

Page 64: ...the present value of counter B Counters are useful as comparator operands parameter 13 10 Comparator Operand Range Function 0 32768 32767 The value can be reset or changed either via digital inputs p...

Page 65: ...termines how the PID controller uses the 3 possible feedbacks 20 01 Feedback 1 Conversion This parameter allows a conversion to be applied to feedback Option Function 0 Linear 1 Square root 20 03 Feed...

Page 66: ...Compressor Functions Group 28 When controlling compressors there is often a need for limiting the numbers of starts One way to limit the starts is to ensure a minimum run time time between a start an...

Page 67: ...rn boosts 28 15 ORM Min Speed Limit Hz Range Function 80 Hz 80 200 Hz Minimum speed limit for activating the Oil Return Management 28 17 ORM Boost Speed Hz Range Function 120 Hz 80 200 Hz Parameter 28...

Page 68: ...r instance in parameter 1 90 Motor Thermal Protection After an alarm or trip the compressor carries on coasting and the alarm and warning flash on the frequency converter Once the problem has been rec...

Page 69: ...meters 52 AMA low Inom X Motor current too low 53 AMA motor too large X Motor is too large for the AMA to be performed 54 AMA motor too small X Motor is too small for the AMA to be performed 55 AMA pa...

Page 70: ...an alarm occurs which may cause damage to frequency converter or connected parts A trip lock situation can only be reset by a power cycling Warning Yellow Alarm Flashing red Table 4 2 LED Indication...

Page 71: ...00 8192 0 0 0 14 4000 16384 Mains ph loss 0 0 15 8000 32768 AMA Not OK 0 0 16 10000 65536 Live Zero Error 0 0 17 20000 131072 Internal Fault 0 0 18 40000 262144 0 0 0 19 80000 524288 U phase Loss 0 0...

Page 72: ...ndicates that this status word is not supported 4 4 Extended Status Words Bit Hex Dec Parameter 16 94 Ext Status Word Parameter 16 95 Ext Status Word 2 0 1 1 Ramping Off 1 2 2 AMA running Hand Auto 2...

Page 73: ...e frequency converter rated current Compare the output current shown on the LCP with measured compressor current Show the thermal drive load on the LCP and monitor the value When running above the fre...

Page 74: ...ALARM 32 Motor phase W missing Motor phase W between the frequency converter and the motor is missing Turn off the frequency converter and check motor phase W ALARM 38 Internal fault It may be necessa...

Page 75: ...h back emf voltage Stop the rotor of the PM motor ALARM 208 ORM Fault If running in Hand Mode with low speed for too long time the oil return management function stops the drive to protect the compres...

Page 76: ...copied from LCP to frequency converter parameter 0 50 LCP Copy The typical reason is that data is moved between frequency converter and LCP that have major software differences Err 89 Read only Parame...

Page 77: ...A No default value available Conversion index This number refers to a conversion figure used when writing or reading via a frequency converter Conv index 100 75 74 70 67 6 5 4 3 2 1 0 1 2 3 4 5 6 Con...

Page 78: ...ked All set ups FALSE Uint8 0 3 LCP Custom Readout 0 30 Custom Readout Unit 1 1 set up TRUE Uint8 0 31 Custom Readout Min Value 0 CustomReadoutUnit 1 set up TRUE 2 Int32 0 32 Custom Readout Max Value...

Page 79: ...Inductance for d axis 70 All set ups FALSE 0 Int16 1 49 Current at Min Inductance for q axis 70 All set ups FALSE 0 Uint16 1 5 Load Indep Setting 1 50 Motor Magnetisation at Zero Speed 100 All set ups...

Page 80: ...Analog Input 53 All set ups TRUE Uint8 3 16 Reference 2 Source 2 Analog Input 54 All set ups TRUE Uint8 3 17 Reference 3 Source 11 Local bus reference All set ups TRUE Uint8 3 4 Ramp 1 3 41 Ramp 1 Ram...

Page 81: ...ameter description Default value 2 set up Change during operation Conver sion index Type 5 0 Digital I O mode 5 00 Digital Input Mode 0 PNP 1 set up FALSE Uint8 5 1 Digital Inputs 5 10 Terminal 18 Dig...

Page 82: ...ent 20 mA All set ups TRUE 5 Uint16 6 24 Terminal 54 Low Ref Feedb Value 30 All set ups TRUE 3 Int32 6 25 Terminal 54 High Ref Feedb Value 200 All set ups TRUE 3 Int32 6 26 Terminal 54 Filter Time Con...

Page 83: ...ion ExpressionLimit 1 set up TRUE uint8 8 5 Digital Bus 8 50 Coasting Select 3 Logic OR All set ups TRUE Uint8 8 51 Quick Stop Select 3 Logic OR All set ups TRUE Uint8 8 52 DC Brake Select 3 Logic OR...

Page 84: ...lue 2 set up Change during operation Conver sion index Type 14 0 Inverter Switching 14 01 Switching Frequency 5 0 kHz All set ups TRUE Uint8 14 03 Overmodulation 1 On All set ups FALSE Uint8 14 1 Main...

Page 85: ...0 VisStr 20 15 43 Software Version 0 N A 1 set up FALSE 0 VisStr 20 15 44 Ordered TypeCode 0 N A 1 set up FALSE 0 VisStr 40 15 45 Actual Typecode String 0 N A All set ups FALSE 0 VisStr 40 15 46 Drive...

Page 86: ...puts Outputs 16 60 Digital Input 0 N A 1 set up TRUE 0 Uint16 16 61 Terminal 53 Setting 0 Current mode 1 set up TRUE Uint8 16 62 Analog Input AI53 1 N A 1 set up TRUE 2 Uint16 16 63 Terminal 54 Settin...

Page 87: ...Uint32 20 97 PI Feed Forward Factor 0 All set ups TRUE 0 Uint16 5 1 15 28 Compressor Functions Par No Parameter description Default value 2 set up Change during operation Conver sion index Type 28 0...

Page 88: ...gital input mode 27 Digital Inputs 28 Discharge time 4 Display 8 Documentation 4 E Electrical overview 7 Environment 56 Extended status word 63 70 Extended status word 2 63 External interlock 28 F Fan...

Page 89: ...mming Programming 8 with MCT 10 Set up Software 8 Protocol 41 Pulse input 35 Q Quick menu 9 Quick menu closed loop set up 9 Quick menu open loop applications 9 Quick stop ramp time 25 Quick transfer p...

Page 90: ...39 Terminal 45 analog output 37 Terminal 45 digital output 37 Terminal 54 high current 37 Terminal 54 mode 37 Thermistor 5 Timer 48 Trip reset 55 Troubleshooting 66 Two finger initialisation 17 U Uni...

Page 91: ...Index Programming Guide MG18P202 Danfoss A S 06 2019 All rights reserved 89...

Page 92: ...ucts already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of the resp...

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