Danfoss VLT Programming Manual
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Danfoss VLT Programming Manual

Hvac drive
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MAKING MODERN LIVING POSSIBLE
Programming Guide
®
VLT
HVAC Drive

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Summary of Contents for Danfoss VLT

  • Page 1 MAKING MODERN LIVING POSSIBLE Programming Guide ® HVAC Drive...

  • Page 2: Table Of Contents

    3.20 Main Menu - Application Functions - Group 22 3.21 Main Menu - Time-based Functions - Group 23 3.22 Main Menu - Application Functions 2 - Group 24 3.23 Main Menu - Cascade Controller - Group 25 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 3 5.1.19 21-** Ext. Closed Loop 5.1.20 22-** Application Functions 5.1.21 23-** Time Based Funtions 5.1.22 24-** Application Functions 2 5.1.23 25-** Cascade Pack Controller 5.1.24 26-** Analog I / O Option MCB 109 Index ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 4: Introduction

    ® Introduction HVAC Drive Programming Guide 1 Introduction VLT HVAC Drive This guide can be used with all VLT HVAC Drive frequency converters with software version 3.5.x. The actual software version number can be read from 15-43 Software Version. ®...

  • Page 5: Copyright, Limitation Of Liability And Revision Rights

    WARNING In no event shall Danfoss be liable for direct, indirect, special, Indicates a potentially hazardous situation which, if not incidental, or consequential damages arising out of the use, or the inability to use information contained in this manual, avoided, could result in death or serious injury.

  • Page 6: Abbreviations

    Rated Inverter Output Current Revolutions Per Minute Regenerative terminals Regen Second Synchronous Motor Speed Torque limit Volts The maximum output current VLT,MAX The rated output current supplied by the VLT,N frequency converter ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 7: Definitions

    Rated motor speed (nameplate data). x = Revision number yy = Language code Synchronous motor speed Danfoss technical literature is available in print from your par . 1 − 23 × 60 s 2 × local Danfoss Sales Office or online at: n s = par .
  • Page 8 The Local Control Panel makes up a complete interface for 3-03 Maximum Reference. control and programming of the frequency converter. The control panel is detachable and can be installed up to 3 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 9 The frequency converters' built-in DC coils produce a high FC Standard Bus power factor, which minimizes the imposed load on the Includes RS-485 bus with FC protocol or MC protocol. See mains supply. 8-30 Protocol. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 10 In such cases the mains supply must Once a hardware limit on motor current or dc-link voltage is exceeded the frequency converter will enter “Protection mode”. “Protection mode” means a change of the PWM ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 11 This continues 10 sec after the last fault and increases the reliability and the robustness of the frequency converter while re-establishing full control of the motor. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 12: How To Programme

    In case of alarm/warning, the warning is shown instead of the variables. The Bottom section (c) always shows the state of the frequency converter in Status mode. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 13 In the example, Speed, Motor current, Motor power and Frequency are selected as variables in the first and second lines. 1.1, 1.2 and 1.3 are shown in small size. 2 is shown in large size. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 14 0-66 Access to Personal Menu w/o Password. For the majority The menu keys are divided into functions. The keys below of VLT HVAC Drive applications it is not necessary to access the display and indicator lamps are used for parameter set-...

  • Page 15: How To Operate Numeric Lcp (Nlcp)

    The following control signals will still be active when [Hand On] is activated: Navigation keys and indicator lights (LEDs). • [Hand On] - [Off] - [Auto on] Operation keys and indicator lights (LEDs). • Reset • Coasting stop inverse ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 16 Key on LCP. • Status • Quick Setup External stop signals activated by means of control signals or • Main Menu a serial bus will override a 'start' command via the LCP. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 17 The parameter settings stored in the LCP are now transferred to the frequency converter indicated by the progress bar. When 100% is reached, press [OK]. NOTE Stop the motor before performing this operation. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 18: Quick Menu Mode

    Efficient Parameter Set-up for VLT HVAC Drive Applications: you want to change The parameters can easily be set up for the vast majority of Press [OK] the VLT HVAC Drive applications only by using the [Quick Setup] option. ▲ ▼...

  • Page 19: Function Set-Ups

    How to Programme HVAC Drive Programming Guide NOTE For a detailed information about settings and programming, please see the VLT HVAC Drive Programming Guide, MG. A complete description of the function is found in the 11.CX.YY parameter sections of this manual.
  • Page 20 Illustration 2.11 Step 6: Choose par. 6-50. Press [OK]. 1(1) 43.4% 7.99A Analog Output Q3-11 6-50 Terminal 42 Output Speed [107] Illustration 2.12 Step 7: Use the up/down navigation keys to select between the different choices. Press [OK]. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 21 5-14 Terminal 32 Digital Input 6-12 Terminal 53 Low Current 5-15 Terminal 33 Digital Input 6-13 Terminal 53 High Current 6-14 Terminal 53 Low Ref./Feedb. Value 6-15 Terminal 53 High Ref./Feedb. Value ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 22 20-83 PID Start Speed [Hz] 20-93 PID Proportional Gain 20-94 PID Integral Time 20-70 Closed Loop Type 20-71 PID Performance 20-72 PID Output Change 20-73 Minimum Feedback Level 20-74 Maximum Feedback Level 20-79 PID Autotuning ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 23: Main Menu Mode

    In the Main Menu mode, the parameters are divided into groups. The first digit of the parameter number (from the left) indicates the parameter group number. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 24 Voltage and 1-23 Motor Frequency. selected parameter represents a numerical data value or a The parameters are changed both as a group of numeric text value. data values and as numeric data values infinitely varying. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 25 8-36 Maximum Response Delay 8-37 Maximum Inter-Char Delay 15-00 Operating Hours to 15-05 Over Volt's 15-20 Historic Log: Event to 15-22 Historic Log: Time 15-30 Alarm Log: Error Code to 15-32 Alarm Log: Time ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 26: Parameter Description

    The vast majority of VLT HVAC Drive applications can be programmed using the Quick Menu button and selecting the parameters under Quick Setup and Function Setups.

  • Page 27: Main Menu - Operation And Display - Group

    Part of Language package 1 [48] Polski Part of Language package 1 [49] Russian Part of Language package 1 [50] Thai Part of Language package 2 [51] Bahasa Indonesia Part of Language package 2 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 28 0-12 This Set-up Linked to is programmed as required. For the majority of VLT HVAC Drive applications it will not be necessary to program 0-12 This Set-up Linked to even if change of set up whilst running is required, but for very complex applications, using the full flexibility of the multiple setups, it may be required.
  • Page 29 1 and Set-up 2 are synchronised (or ‘linked’). Synchronisation can be performed in two ways: 1. Change the edit set-up to Set-up 2 [2] in 0-11 Programming Set-up and set 0-12 This Set-up ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 30 Enables an individual text string to [1609] Custom Readout View the user-defined readouts as be written, for display in the LCP or defined in 0-30 Custom Readout Unit, to be read via serial communication. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 31 70 ± 5° C. [bin] [1667] Pulse Input #29 Actual value of the frequency applied [1635] Inverter Thermal Percentage load of the inverters [Hz] at terminal 29 as a pulse input. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 32 Closed Loop Controller 3 cations) [2230] No-Flow Power The calculated No Flow Power for the [1696] Maintenance The bits reflect the status for the actual operating speed Word programmed Preventive ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 33 The relation will depend on the type of unit selected in [30121] Mains Frequency The options are the same as those 0-30 Custom Readout Unit: listed in 0-20 Display Line 1.1 Small. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 34 Line 1.1 Small [180] HP 0-24 Display 0-31 Custom Readout Min Value Line 3 Large. Range: Function: reference_feedback_unit_choices_None_textid Size related [0.00 - 100.00 CustomReadoutUnit] [10] 1/min [11] [12] Pulse/s [20] [21] l/min ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 35 ] buttons on the LCP to change a character. Use the ◀ ▶ ] and [ ] buttons to move the cursor. When a character is highlighted by the cursor, this character ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 36 Copies all parameters in all set-ups from the LCP Menu w/o Password will be ignored. memory to the frequency converter memory. Size indep. Copies only the parameters that are from LCP independent of the motor size. The latter ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 37 If mounting an Analog I/O MCB 109 option card, a battery working days are used for Timed Actions. back-up of the date and time is included. 0-70 Date and Time Range: Function: Size related [0 - 0 ] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 38 [0 - 0 ] Displays the current date and time. The date and time is updated continuously. The clock will not begin counting until a setting different from default has been made in 0-70 Date and Time. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 39: Main Menu - Load And Motor - Group

    This parameter cannot be changed while the motor is entire range down to 15Hz but in addition the running. AEO feature will adapt the voltage exactly to the current load situation, thereby reducing energy consumption and audible noise from ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 40 “Press [OK] to finish AMA”. After pressing the [OK] key the frequency converter is ready for operation. NOTE This parameter cannot be adjusted while the motor is running. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 41 This parameter cannot be adjusted while the motor is running. Illustration 3.1 Motor equivalent diagram for an asynchronous motor 1-30 Stator Resistance (Rs) Range: Function: Size related [0.0140 - 140.0000 Ohm] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 42 100% means 2 times the slip i.e. on the basis of the rated motor speed frequency. The parameter is active when 1-73 Flying Start is enabled. This parameter is only available in VVC plus ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 43 2-02 DC Braking Time. Start will then take active instead of par. 3-41 Ramp 1 Up Time to place from 0 Hz. ensure extra acceleration during the start and ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 44 This parameter is only available if 0-02 Motor Speed Unit is set to [Hz]. 1-81 Min Speed for Function at Stop [RPM] Range: Function: Size related [0 - 600 RPM] Set the speed at which to activate 1-80 Function at Stop. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 45 NOTE No protection If the motor is continuously overloaded and Danfoss recommends using 24 VDC as thermistor supply no warning or trip of frequency converter is voltage. wanted. Thermistor Activates a warning when the connected...
  • Page 46 Digital input 33 NOTE This parameter cannot be adjusted while the motor is running. NOTE Digital input should be set to [0] PNP - Active at 24V in 5-00 Digital I/O Mode. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 47: Main Menu - Brakes - Group

    It is also possible to generate a warning via a relay/digital output. The measuring accuracy of the power monitoring depends on the accuracy of the resistance of the resistor (better than ± 20%). ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 48 Remove a warning arising in connection with Off [0] or Warning [1] by cycling the mains supply. The fault must be corrected first. For Off [0] or Warning [1], the frequency converter keeps running even if a fault is located. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 49: Main Menu - Reference/Ramps - Group

    Preset ref. bit following a 'power down'. 0 / 1 / 2 [16], [17] or [18] for the corresponding digital inputs in parameter group 5-1* Digital Inputs. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 50 [23] Analog Input X42/1 [24] Analog Input X42/3 [25] Analog Input X42/5 [29] Analog Input X48/2 [30] Ext. Closed Loop 1 [31] Ext. Closed Loop 2 [32] Ext. Closed Loop 3 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 51 (parameter group 3-4* and parameter group 3-5*). P 4-13 High-limit Reference P 1-25 Motor speed P 4-11 Low limit Time P 3-*2 P 3-*1 Ramp (X) Ramp (X)Up Down Time (Acc) Time (Dec) ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 52 Choosing ramp parameters, see parameter group 3-4*. 3-51 Ramp 2 Ramp Up Time Range: Function: Size related [1.00 - 3600.00 s] 3-52 Ramp 2 Ramp Down Time Range: Function: Size related [1.00 - 3600.00 s] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 53 (set in 4-18 Current Limit). Quick-stop is activated by means of a signal on a selected digital input, or via the serial communication port. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 54 Digital Potentiometer is used for fine tuning of the resulting reference. 3-95 Ramp Delay Range: Function: Size related [0.000 - 0.000 ] Speed P 3-95 Time (s) Speed P 3-95 Time (s) ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 55: Main Menu - Limits/Warnings - Group

    4-53 Warning Speed High to the same value as set in 4-13 Motor Speed High Limit [RPM]. 4-14 Motor Speed High Limit [Hz] Range: Function: Size related [par. 4-12 - par. 4-19 Hz] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 56 If a different value is needed in 4-53 Warning Speed High, it NOTE must be set after programming of 4-13 Motor Speed High Limit [RPM] Not visible in display, only in VLT Motion Control Tool, MCT 4-54 Warning Reference Low Warnings are shown on display, programmed output or Range: Function: serial bus.
  • Page 57 Select Enabled in 4-64 Semi-Auto Bypass Set-up. Press Hand On on the LCP to start the search for frequency bands causing resonances. The motor will ramp up according to the ramp set. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 58: Main Menu - Digital In/Out - Group

    Lead Pump Start [120] the frequency converter. All digital inputs can be set to the Lead Pump Alternation [121] following functions: Pump 1 Interlock [130] Pump 2 Interlock [131] Pump 3 Interlock [132] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 59 [RESET] key if the cause Ramp Up Time and 3-52 Ramp 2 Ramp Down for the External Interlock has been removed. Time) in the range 0 - 3-03 Maximum ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 60 [65] Reset Counter Input for reset of counter B. permissive needs only be logic ‘1’ on one of the terminals for the function to be carried out. The digital output signal for Run ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 61 The motor current is outside the range set in Option: Function: range 4-18 Current Limit. No operation [13] Below current, The motor current is lower than set in 4-50 Warning Current Low. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 62 Bus Ctrl 0 if [41] Set dig. out. D high is executed. The timeout input will go low whenever the Smart Logic [55] Pulse output Action [35] Set dig. out. D low is executed. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 63 A Broken Belt condition has been detected. This function must be enabled in 22-60 Broken Belt Function. [195] Bypass Valve The bypass valve control (Digital / Relay Control output in the frequency converter) is used ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 64 3.7.5 5-4* Relays [64] Comparator 4 [65] Comparator 5 Parameters for configuring the timing and the output [70] Logic rule 0 functions for the relays. [71] Logic rule 1 [72] Logic rule 2 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 65 [0.01 - 600.00 s] Enter the delay of the relay cut-in time. Select one of available mechanical relays and MCB 105 in an array function. See 5-40 Function Relay. Relay 3-6 are included in MCB 113. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 66 100.000 [-999999.999 - Enter the high reference value 999999.999 ] [RPM] for the motor shaft speed and the high feedback value, see also 5-58 Term. 33 High Ref./Feedb. Value. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 67 Torque % lim output variable selected in 5-60 Terminal 27 Pulse Output Variable. This parameter cannot be adjusted while the motor is running. Range: Function: 5000 Hz [0 - 32000 Hz] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 68 5-93 Pulse Out #27 Bus Control Range: Function: 0.00 % [0.00 - 100.00 %] Contains the frequency to apply to the digital output terminal 27, when it is configured as [Bus Controlled]. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 69: Main Menu - Analog In/Out - Group

    Enter the low voltage value. This analog • [5] overruled to stop with subsequent 6-11 V] input scaling value should correspond to trip the low reference/feedback value set in 6-14 Terminal 53 Low Ref./Feedb. Value. Freeze output ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 70 [-999999.999 - Enter the analog input scaling value 999999.999 ] that corresponds to the low voltage/ low current value set in 6-20 Terminal 54 Low Voltage and 6-22 Terminal 54 Low Current. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 71 Range: Function: 10.00 V [par. 6-40 - Sets the analog input scaling value to 10.00 V] correspond to the high reference/ feedback value set in 6-45 Term. X30/12 High Ref./Feedb. Value. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 72 3-03 Maximum Reference and for closed loop 20-14 Maximum Reference/Feedb.. [100] Output freq. 0-100 0 - 100 Hz, (0-20 mA) [101] Reference Min-Max Minimum reference - Maximum reference, (0-20 mA) ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 73 Max ref X 20/10 6-53 Terminal 42 Output Bus Control 0/4 mA Range: Function: 100% 0.00 % [0.00 - 100.00 %] Holds the level of Output 42 if controlled by bus. 50Hz 100Hz ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 74 If a current between 4 and 20 mA is desired at maximum output (100%), calculate the percentage value as follows: mA / desired maximum current × 100 % i . e . 10 mA : × 100 % = 200 % ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 75: Main Menu - Communications And Options - Group

    The function selected in 8-06 Reset Control Timeout toggles. Then the 8-04 Control Timeout Function Control Time- frequency converter resumes its original set-up. out Function will then be carried out. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 76 The input will go high whenever Trip on Output B whenever the Smart Logic Action [39] Set other Alarms then Alarm 68 is active. dig. out. A high is executed. The input will ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 77 2400 Baud Option [9] is chosen. 4800 Baud Communication according to the FC Protocol as 9600 Baud described in the VLT HVAC Drive Design Guide, 19200 Baud RS485 Installation and Set-up . 38400 Baud FC MC Same as FC [0] but to be used when downloading...
  • Page 78 [3407] PCD 7 Write to MCO [108] PPO 8 [3408] PCD 8 Write to MCO [200] Custom telegram 1 [3409] PCD 9 Write to MCO [3410] PCD 10 Write to MCO ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 79 [1662] Analog Input 53 [3470] MCO Alarm Word 1 [1663] Terminal 54 Switch Setting [3471] MCO Alarm Word 2 [1664] Analog Input 54 [1665] Analog Output 42 [mA] [1666] Digital Output [bin] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 80 Logic AND Activates Start command via the fieldbus/serial communication port, AND additionally via one Activates Preset Reference selection via the serial communication port or fieldbus option. of the digital inputs. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 81 8-75 Initialisation Password RPM] jog speed activated via the serial Range: Function: port or fieldbus option. Size related [1 - 1 ] Enter the password needed for execution of Drive Re-initialisation from BACnet. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 82 Function: [-200 - 200 ] See 8-94 Bus Feedback 1 for further details. 8-96 Bus Feedback 3 Range: Function: [-200 - 200 ] See 8-94 Bus Feedback 1 for further details. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 83: Main Menu - Profibus - Group

    [1639] Control Card Temp. [2022] Setpoint 2 [1650] External Reference [2023] Setpoint 3 [1652] Feedback [Unit] [2643] Terminal X42/7 Bus Control [1653] Digi Pot Reference [2653] Terminal X42/9 Bus Control [1654] Feedback 1 [Unit] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 84 Terminal 42 Output Bus Control [663] Terminal X30/8 Output Bus Control [890] Bus Jog 1 Speed [891] Bus Jog 2 Speed [894] Bus Feedback 1 [895] Bus Feedback 2 [896] Bus Feedback 3 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 85 Enables process control via Profibus Master Class [1675] Analog In X30/11 cyclic 1, and disables process control via standard [1676] Analog In X30/12 master fieldbus or Profibus Master class 2. [1677] Analog Out X30/8 [mA] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 86 [0 - 0 ] This parameter contains the profile identification. Byte 1 contains the profile number and byte 2 the version number of the profile. NOTE This parameter is not visible via LCP. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 87 9-91 Changed Parameters (2) Array [116] No LCP access Read only Range: Function: [0 - 9999 ] This parameter displays a list of all the frequency converter parameters deviating from default setting. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 88: Main Menu - Can Fieldbus - Group

    NOTE 10-10 Process Data Type Selection options [2] and [3] are available. The options depend on installed option Instances 100/150 and 101/151 are Danfoss- specific. Instances 20/70 and 21/71 are ODVA- 10-01 Baud Rate Select specific AC Drive profiles. Option:...
  • Page 89 [1613] Frequency [1834] Analog Out X42/9 [V] [1614] Motor Current [1835] Analog Out X42/11 [V] [1615] Frequency [%] [1850] Sensorless Readout [unit] [1616] Torque [Nm] [1617] Speed [RPM] [1618] Motor Thermal ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 90 Status Word. When operating non-volatile memory as default. in COS (Change-Of-State), this function filters out bits in the Status Word that should not be sent if they change. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 91: Main Menu - Lonworks - Group

    11-10 Drive Profile Option: Function: This parameter allows selecting between LONMARK Functional Profiles. VSD profile The Danfoss Profile and the Node Object are common for all profiles. Pump controller 11-15 LON Warning Word Range: Function: [0 - 65535 ] This parameter contains the LON specific warnings.

  • Page 92: Main Menu - Smart Logic - Group

    [16] Thermal warning See parameter group 5-3* for further description. [17] Mains out of range See parameter group 5-3* for further description. [18] Reversing See parameter group 5-3* for further description. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 93 Torque limit See parameter group 5-3* for further [42] Auto Reset Trip This event is TRUE if the frequency description. converter is tripped (but not trip- ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 94 [47] Up Key This event is TRUE if the Up key on the [28] Logic rule 2 Use the result of logic rule 2 in the LCP is pressed. logic rule. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 95 Pulse input FI33 [20] Alarm number [21] Warning number [22] Analog input x30 11 [23] Analog input x30 12 [30] Counter A [31] Counter B [40] Analog input x42/1 [41] Analog input x42/3 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 96 [115] Logic rule 5 [120] SL Time-out 0 [121] SL Time-out 1 [122] SL Time-out 2 [123] SL Time-out 3 [124] SL Time-out 4 [125] SL Time-out 5 [126] SL Time-out 6 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 97 See parameter group 5-3* for further Array [3] description. Range: Function: Above I high See parameter group 5-3* for further description. Size related [0.000 - 0.000 ] [10] Out of speed range ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 98 [32] SL Time-out 2 Use the result of timer 2 in the logic [60] Logic rule 4 Use the result of logic rule 4 in the rule. logic rule. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 99 NOT [13-40] AND [13-42]. [31] SL Time-out 1 [32] SL Time-out 2 NOT OR evaluates the expression NOT [13-40] OR [33] Digital input DI18 [13-42]. [34] Digital input DI19 [35] Digital input DI27 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 100 13-41 Logic Rule Operator 1, and 13-42 Logic [28] Logic rule 2 Rule Boolean 2. DISABLED [0] (factory setting). select this option to ignore 13-44 Logic Rule [29] Logic rule 3 Boolean 3. [30] SL Time-out 0 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 101 FALSE) to define the Smart Logic [46] Right Key Controller event. [47] Up Key See 13-02 Stop Event for further [48] Down Key descriptions of choices and their [50] Comparator 4 functions. [51] Comparator 5 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 102 Set digital out C Any output with ‘digital output 3’ [15] Select preset ref 5 Selects preset reference 5. high selected is high (closed). [16] Select preset ref 6 Selects preset reference 6. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 103 [74] Start Timer 7 Starts timer 7, see 13-20 SL Controller Timer for further description. [80] Sleep Mode [90] Set ECB Bypass Mode [91] Set ECB Drive Mode [100] Reset Alarms ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 104: Main Menu - Special Functions -Group

    The frequency converter will ride through by back-up controlling speed for generative operation of the motor utilizing the moment of inertia of the system as long as sufficient energy is present. Alarm ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 105 When a severe mains imbalance is detected: Trip Select Trip [0] to trip the frequency converter. Warning Select Warning [1] to issue a warning. Disabled Select Disabled [2] for no action. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 106 15-05 Over Volt's. This function is active only when the power is cycled (power off-power on) to the frequency converter. Initiali- Select Initialisation [2] to reset all parameter sation values to default settings, except for 15-03 Power ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 107 When the current limit is reached during motor operation or regenerative operation, the frequency converter will try to reduce torque below the preset torque limits as quickly as possible without losing control of the motor. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 108 110% of the rated current continuously for 60 sec. If still On 50% overloaded, the frequency converter will normally trip On 75% (causing the pump to stop by coasting) and provide an On 100% alarm. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 109 Choose Trip [0] to make the frequency converter trip and provide an alarm. Derate Derate [1] to reduce pump speed in order to decrease the load on the power section and allowing this to cool down. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 110: Main Menu - Drive Information - Group

    Reset counter Select Reset [1] and press [OK] to reset the [1626] Power Filtered [kW] kWh counter to zero (see 15-02 kWh Counter). [1627] Power Filtered [hp] [1630] DC Link Voltage ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 111 [0 - 100 ] Enter the percentage of all samples prior to a True trigger event which are to be retained in the log. Running See also 15-12 Trigger Event and 15-13 Logging In range Mode. On reference Torque limit ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 112 Parameters in this group are array parameters, where up to 10 fault logs can be viewed. [0] is the most recent logged data, and [9] the oldest. Error codes, values, and time stamp can be viewed for all logged data. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 113 15-60 Option Mounted [0 - 0 ] View the combined SW version (or ‘package version’) Range: Function: consisting of power SW and control SW. [0 - 0 ] View the installed option type. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 114 [0 - 0 ] View the software version for the option installed in slot C. 15-76 Option in Slot C1 Range: Function: [0 - 0 ] Shows the typecode string for the options (CXXXX if no option) and the translation i.e. >No option<. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 115: Main Menu - Data Readouts - Group

    Frequency. Set 9-16 PCD Read Configuration doutUnit] 0-31 Custom Readout Min index 1 to send it with the Status Word Value and 0-32 Custom instead of the MAV. Readout Max Value. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 116 [0 - 10000 V] View a measured value. The value is filtered Range: Function: with an 30 ms time constant. [0 - 100 C] View the temperature on the control card, stated in °C. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 117 16-56) in the feedback Loop PID controller output value in manager. percent. See par. 20-0* Feedback. The value is limited by settings in par. 20-13 and par. 20-14. Units as set in ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 118 [-20.000 - 20.000 ] View the actual value at input 53. 16-63 Terminal 54 Switch Setting Option: Function: View the setting of input terminal 54. Current = 0; Voltage = 1. [0] Current ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 119 [0.000 - 30.000 ] View the actual value at input X30/8 in 16-90 Alarm Word Range: Function: [0 - 4294967295 ] View the alarm word sent via the serial communication port in hex code. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 120 16-95 Ext. Status Word 2 Range: Function: [0 - 4294967295 ] Returns the extended warning word 2 sent via the serial communication port in hex code. 16-96 Maintenance Word Range: Function: [0 - 4294967295 ] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 121: Main Menu - Data Readouts 2 - Group

    26-01 Terminal X42/3 Mode. Array [10] Range: Function: Size related [0 - 0 ] NOTE When mounting an Analog I/O MCB 109 option card, a battery back-up of date and time is included. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 122 3.17.4 18-5* Ref. & Feedb. NOTE Sensorless Readout requires set up by MCT 10 with sensorless specific plug in. 18-50 Sensorless Readout [unit] Range: Function: 0.000 SensorlessUnit [-999999.999 - 999999.999 SensorlessUnit] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 123: Main Menu - Fc Closed Loop - Group

    [105] Sensorless Pressure Requires set up by MCT10 with No function sensorless specific plug in. Analog input 53 Analog input 54 Pulse input 29 Pulse input 33 Analog input X30/11 Analog input X30/12 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 124 This parameter [140] ft/s determines [141] ft/min the unit that is [145] ft used for this [160] °F Feedback [170] psi Source, prior to applying [171] lb/in² the feedback [172] in WG ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 125 See 20-00 Feedback 1 Source for If operating with 1-00 Configuration Mode set for Open Loop details. [0], 3-02 Minimum Reference must be used. No function Analog input 53 Analog input 54 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 126 Difference Difference [1] sets up the PID controller to use the above their corresponding setpoints, the PID difference between Feedback 1 and Feedback 2 Controller will use the feedback/setpoint pair in ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 127 Example 1 – Multi zone, single setpoint If only two feedback signals are used, the In an office building, a VAV (variable air volume) VLT HVAC feedback that is not to be used must be set Drive system must ensure a minimum pressure at selected to No Function in 20-00 Feedback 1 Source, VAV boxes.
  • Page 128 However, it is generally more convenient to Function, 20-20 Feedback directly measure its pressure. This parameter group allows Function. the frequency converter’s PID Controller to convert refrigerant pressure measurements into temperature values. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 129 Settings. Fan 1 is used with feedback 1. In case of flow difference control, set 20-20 Feedback Function to [1] Difference, if flow fan 1 – flow fan 2 is to be controlled. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 130 PID control adjustment. To use auto- tuning it is necessary for the frequency converter to be configured for closed loop in 1-00 Configuration Mode. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 131 [0.0 - par. 4-14 Hz] 20-74 Maximum Feedback Level Range: Function: 999999.000 [par. 20-73 - The maximum allowable ProcessCtrlUnit 999999.999 feedback level should be ProcessCtrlUnit] entered here in User units as defined in ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 132 PID control performance may be improved. See section PID in controller as long as there is a deviation the VLT HVAC Drive Design Guide, MG.11.Bx.yy for guidelines between the Reference/Setpoint and on adjusting the PID Controller parameters.
  • Page 133 It can be difficult to adjust this for proper system control. Differentiation time is not commonly used in VLT HVAC Drive applications. Therefore, it is generally best to leave this parameter at 0 or OFF.

  • Page 134: Main Menu - Extended Closed Loop - Group

    Fast setting would generally be used in pumping PID controller into PID autotuning mode. The LCP then systems, where a faster control response is desirable. directs the user with on-screen instructions. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 135 LCP at the end of tuning, this [33] t/min parameter is reset to [0] Disabled. [34] Disabled [40] Enabled Ext CL 1 [41] m/min [45] Enabled Ext CL 2 [60] °C [70] mbar ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 136 [101] Bus feedback 2 Always set the desired value for 21-12 Ext. 1 Maximum [102] Bus feedback 3 Reference before setting the values for the PID controller in parameter group 20-9*. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 137 4-13/4-14, Motor Speed High Limit, but in practice of course limited by this setting. The proportional band (error causing output to change from 0-100%) can be calculated by means of the formula: × ( Max Reference ) Proportional Gain ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 138 [32] Ext. Closed Loop 3 [121] gal/s [122] gal/min [123] gal/h [124] CFM [125] ft³/s [126] ft³/min [127] ft³/h [130] lb/s [131] lb/min [132] lb/h [140] ft/s [141] ft/min [145] ft [160] °F [170] psi ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 139 21-40 Ext. 2 Normal/Inverse Control [33] t/min Option: Function: [34] See 21-20 Ext. 1 Normal/Inverse Control for details. [40] [0] Normal [41] m/min [1] Inverse [45] [60] °C [70] mbar [71] [72] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 140 See 21-19 Ext. 1 Output [%] for details. Pulse input 29 Pulse input 33 [20] Digital pot.meter [21] Analog input X30/11 [22] Analog input X30/12 [23] Analog Input X42/1 [24] Analog Input X42/3 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 141 [0.00 - 10.00 s] See 21-23 Ext. 1 Differentation Time for details. 21-64 Ext. 3 Dif. Gain Limit Range: Function: [1.0 - 50.0 ] See 21-24 Ext. 1 Dif. Gain Limit for details. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 142: Main Menu - Application Functions - Group

    ® Parameter Description HVAC Drive Programming Guide 3.20 Main Menu - Application Functions - Group 22 This group contains parameters used for monitoring VLT 22-00 External Interlock Delay HVAC Drive applications. Range: Function: 22-00 External Interlock Delay removed from the digital input programmed for External Interlock, before reaction takes place.
  • Page 143 [RPM] or 4-12 Motor Speed Low Limit [Hz]. Actions are Delay) before selected the action takes place. common with No Flow Detection (individual selection not Possible Actions to select (22-26 Dry Pump Function): possible). ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 144 Enabled If selecting Enabled, the Low Power Detection commissioning must be carried out in order to set the parameters in group 22-3* for proper operation! ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 145 Size related [0.0 - par. 22-37 Hz] Run with motor until the system has reached normal operating temperature 22-34 Low Speed Power [kW] Range: Function: Size related [0.00 - 0.00 kW] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 146 There are three different ways of using the Sleep Mode function: Sleep Mode can be activated either from the No Flow Detection/Minimum Speed Detection ( must be ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 147 In the example with a boost system, desired pressure Pset is not known. 1-00 Configuration Mode must be set for Open Loop. Example: Boost system. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 148 22-40 Minimum Run Time Range: Function: 10 s [0 - 600 s] Set the desired minimum running time for the motor after a start command (digital input or Bus) before entering Sleep Mode. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 149 The End of Curve conditions occur when a pump is yielding a too large volume to ensure the set pressure. This can occur if there is a leakage in the distribution pipe system after the ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 150 External Interlock command. 10 % [0 - 100 %] Sets the broken belt torque as a percentage of the rated motor torque. NOTE Does not work in cascade mode. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 151 See below: (head) DESIGN Set Point P22-87 Number of pumps There are two methods which can be employed, depending upon whether or not the Speed at System design Working Point is known. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 152 Knowing these two points on the pump curve, along with H as described above, allows the frequency converter to calculate the reference point B and thus to plot the control curve ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 153 [par. 22-84 - par. 4-19 Hz] 22-87 Pressure at No-Flow Speed Range: Function: 0.000 [0.000 - par. Enter the pressure H 22-88 ] corresponding to Speed at No Flow in Reference/Feedback Units. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 154: Main Menu - Time-Based Functions - Group

    [60] Reset Counter A [61] Reset Counter B When mounting an Analog I/O MCB 109 option card, a [80] Sleep Mode battery back up of the date and time is included. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 155 To see an example of a reactivation test, see Illustration 3.6. [41] Set digital out D high [42] Set digital out E high [43] Set digital out F high [60] Reset Counter A [61] Reset Counter B [80] Sleep Mode ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 156 23-12 Maintenance Time Base must be set to Disabled [0]. Preventive Maintenance can be programmed from the LCP, 3.21.2 23-1* Maintenance but use of the PC-based VLT Motion Control Tool MCT10 is recommended. Wear and tear calls for periodic inspection and service of elements in the application, e.g.
  • Page 157 [22] Maintenance Text 2 parameter will change back to Do not reset [0] [23] Maintenance Text 3 when pressing OK. [24] Maintenance Text 4 [25] Maintenance Text 5 Do not reset Do reset ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 158 23-51 Period Start. In all cases the period split will refer to Operating Hours (time where frequency converter is powered up). Hour of Day Day of Week Day of Month Last 24 Hours Last 7 Days Last 5 Weeks ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 159 All counters are automatically reset when changing the for Power and Current and setting in 23-50 Energy Log Resolution. At overflow the update of the counters will stop at maximum value. Actual/Max * 100% ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 160 High Limit [Hz]. Actual value can be read in 16-13 Frequency. 23-63 Timed Period Start Motor Speed Speed of the motor. Reference for relative Range: Function: [RPM] value is the maximum motor speed Size related [0 - 0 ] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 161 The accumulated value for the difference in power consumption is multiplied with the energy cost in local currency and the investment is subtracted. This calculation for Cost Savings can also be read in 23-84 Cost Savings. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 162 If motor size set in Hp (1-21 Motor Power [HP]), the equivalent kW value will be used for the Energy Savings. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 163: Main Menu - Application Functions 2 - Group

    Handling) should occur, display will show the warning “Fire for Fire Mode. In no event shall Danfoss be liable to the end user M Limits Exceeded”. or any other party for any direct or indirect, special or...
  • Page 164 24-09 Fire Mode Alarm Handling. [10] 1/min [11] [12] Pulse/s [20] [21] l/min [22] [23] m³/s [24] m³/min [25] m³/h [30] kg/s [31] kg/min [32] kg/h [33] t/min ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 165 Max Reference set in 24-04 Fire Mode Max Reference. The set value will be added to the value represented by the signal on the analog input selected in 24-06 Fire Mode Reference Source. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 166 When the automatic Drive Bypass function is Short circuit enabled, it will cut in the external bypass according to the Power card temp below sequence: Inrush fault Internal fault Ctrl. card temp SafeStop ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 167 600 s] Function is activated in accordance with the setting in 24-10 Drive Bypass Function, the Bypass Delay Timer 0.0000 [-10.0000 - 10.0000 ] begins to operate. If the frequency converter has ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 168 Range: Function: 0.0000 [-100.0000 - 100.0000 ] 24-98 Locked Rotor Coefficient 3 Range: Function: 0.0000 [-100.0000 - 100.0000 ] 24-99 Locked Rotor Coefficient 4 Range: Function: 0.000 [-500.000 - 500.000 ] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 169: Main Menu - Cascade Controller - Group

    Alt. timer Prede ned Alternation Event (P 25-51): Sleep External interval timer mode P 25-52 P 25-54 Alt. if capacity<50% (P 25-55): Disabled Enabled Staging mode at alternation (P 25-56): Slow Quick ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 170 1 – 2 and disconnected in the order 2 – 1. (First in – last out). Enabled The fixed speed pumps will be connected/discon- nected to have equal running hours for each pump. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 171 The OBW must always be programmed to a higher value than the value set in Staging Bandwidth (SBW), 25-20 Staging Bandwidth. The OBW is a percentage of and . Setpoint SBW staging delay ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 172 If the Destage Function is set to Disabled [0], the 25-30 Destage Function Time will not be activated. Actual head Setpoint [0] Disabled [1] Enabled OBW timer ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 173 Only to be used if Soft Starter [1] is selected in 25-02 Motor Start. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 174 Destaging formula: speed STAGE % Motor speed STAGE = HIGH where n is Motor HIGH low limit Seconds Speed High Limit and n is the value of STAGE100% Staging Threshold. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 175 Sleep Mode Alternation takes place each time the lead pump goes into sleep mode. 20-23 Setpoint 3 must be set to Sleep Mode [1] or an external signal applied for this function. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 176 Refer to 25-56 Staging Mode at Alternation, the Refer to 25-56 Staging Mode at Alternation, the illustration for description of staging and illustration for description of staging and alternation. alternation. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 177 Controller disabled or all pumps interlocked) the counter can be reset to 0 by writing in the display will show NONE. parameter, e.g. if the pump is replaced in case of service. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 178: Main Menu - Analog I/O Option Mcb 109 - Group

    109 - Group 26 The Analog I/O Option MCB 109 extends the functionality of VLT HVAC Drive frequency converters, by adding a number of additional, programmable analog inputs and outputs. This could be especially useful in Building Management System instal- lations where the frequency converter may be used as de-central I/O, obviating the need for an outstation and thus reducing cost.
  • Page 179 The Analog I/O option can be used for the control of devices such as actuators or valves, using the Extended Closed loop facility, thus removing control from the Building Management System. See section Parameters: Ext. Closed ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 180 Enter the analog input scaling Pt 1000 [°C] 999999.999 ] value that corresponds to the low voltage value set in 26-10 Terminal Pt 1000 [°F] X42/1 Low Voltage. Ni 1000 [°C] Ni 1000 [°F] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 181 999999.999 ] value that corresponds to the low voltage value set in 26-20 Terminal voltage value set in 26-30 Terminal X42/3 Low Voltage. X42/5 Low Voltage. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 182 [0.00 - 100.00 %] Holds the level of terminal X42/7 if [105] Torque 0-Tnom : 0 - Motor rated torque, (0-20 mA) controlled by bus. [106] Power 0-Pnom : 0 - Motor rated power, (0-20 mA) ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 183 100% can never be higher than Current), (0-20 mA) the corresponding setting in 26-52 Terminal [104] Torque 0-Tlim : 0 - Torque limit (4-16 Torque Limit Motor X42/9 Max. Scale. Mode), (0-20 mA) ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 184 See principle graph for 6-52 Terminal 42 Output Max Scale. 26-63 Terminal X42/11 Bus Control Range: Function: 0.00 % [0.00 - 100.00 %] Holds the level of terminal X42/11 if controlled by bus. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 185: Troubleshooting

    By resetting automatically using the [Auto Reset] After an alarm or trip, the motor carries on coasting, and the function, which is a default setting for VLT HVAC alarm and warning flash on the frequency converter. Once Drive Drive, see 14-20 Reset Mode in the FC 100...
  • Page 186 Power Unit Setup Illegal PS config Drive Initialized to Default Value Analog input 54 wrong settings NoFlow 22-2* Dry Pump 22-2* End of Curve 22-5* Broken Belt 22-6* Start Delayed 22-7* ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 187 Trip locked yellow and red conditions. A trip lock is an action when an alarm occurs, which may cause damage to frequency converter or ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 188 The alarm words, warning words and extended status words can be read out via serial bus or optional fieldbus for diagnosis. See also 16-90 Alarm Word, 16-92 Warning Word and 16-94 Ext. Status Word. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 189: Alarm Words

    1.8V supply fault 10000000 Reserved 04000000 Brake resistor short circuit 20000000 Reserved 08000000 Brake chopper fault 40000000 Reserved 10000000 Option change 80000000 Reserved 20000000 Drive initialised 40000000 Safe Stop 80000000 Not used ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 190: Warning Words

    04000000 Low temperature 04000000 Reserved 08000000 Voltage limit 08000000 Reserved 10000000 Encoder loss 10000000 Reserved 20000000 Output frequency limit 20000000 Reserved 40000000 Not used 40000000 Reserved 80000000 Not used 80000000 Reserved ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 191: Extended Status Words

    01000000 Bypass 02000000 Reserved 02000000 Fire Mode 04000000 Reserved 04000000 Reserved 08000000 Reserved 08000000 Reserved 10000000 Reserved 10000000 Reserved 20000000 Reserved 20000000 Reserved 40000000 Reserved 40000000 Reserved 80000000 Reserved 80000000 Reserved ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 192: Fault Messages

    Check that the motor current set in 1-24 Motor Current is correct. WARNING/ALARM 7, DC overvoltage If the intermediate circuit voltage exceeds the limit, the frequency converter trips after a time. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 193 If extended mechanical brake control is selected, trip can be reset externally. Increase 8-03 Control Timeout Time Check operation of the communication equipment. Verify proper installation based on EMC requirements. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 194 Check for loose or missing wiring. WARNING/ALARM 28, Brake check failed The brake resistor is not connected or not working. It may be necessary to contact your Danfoss supplier or Check 2-15 Brake Check. service department. Note the code number for further troubleshooting directions.
  • Page 195 Check for proper wire size. Parameter value outside of min/max limits Check motor cables for short-circuits or leakage 1024-1284 Internal fault. Contact your Danfoss supplier or the currents. Danfoss Service Department. 1299 Option SW in slot A is too old...
  • Page 196 Stopping the motor has been delayed due to short cycle protection. 22-76 Interval between Starts is enabled. Troubleshoot the system and reset the frequency converter after the fault has been cleared. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 197 Reset the frequency converter for normal operation. WARNING 251, New typecode A component in the frequency converter has been replaced and the typecode changed. Reset the frequency converter for normal operation. ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 198: Parameter Lists

    Int16 Integer 32 Int32 Unsigned 8 Uint8 Unsigned 16 Uint16 Unsigned 32 Uint32 Visible String VisStr Normalized value 2 bytes Bit sequence of 16 boolean variables Time difference w/o date TimD ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 199: Operation And Display

    DST/Summertime [0] Off 1 set-up TRUE Uint8 0-76 DST/Summertime Start ExpressionLimit 1 set-up TRUE TimeOfDay 0-77 DST/Summertime End ExpressionLimit 1 set-up TRUE TimeOfDay 0-79 Clock Fault ExpressionLimit 1 set-up TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 200 TRUE Uint8 0-82 Additional Working Days ExpressionLimit 1 set-up TRUE TimeOfDay 0-83 Additional Non-Working Days ExpressionLimit 1 set-up TRUE TimeOfDay 0-89 Date and Time Readout 0 N/A All set-ups TRUE VisStr[25] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 201: Load / Motor

    1-90 Motor Thermal Protection [4] ETR trip 1 All set-ups TRUE Uint8 1-91 Motor External Fan [0] No All set-ups TRUE Uint16 1-93 Thermistor Source [0] None All set-ups TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 202: Brakes

    All set-ups TRUE Uint8 2-15 Brake Check [0] Off All set-ups TRUE Uint8 2-16 AC brake Max. Current ExpressionLimit All set-ups TRUE Uint32 2-17 Over-voltage Control [2] Enabled All set-ups TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 203: Reference / Ramps

    Power Restore [0] Off All set-ups TRUE Uint8 3-93 Maximum Limit 100 % All set-ups TRUE Int16 3-94 Minimum Limit All set-ups TRUE Int16 3-95 Ramp Delay ExpressionLimit All set-ups TRUE TimD ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 204: Limits / Warnings

    Uint16 4-62 Bypass Speed To [RPM] ExpressionLimit All set-ups TRUE Uint16 4-63 Bypass Speed To [Hz] ExpressionLimit All set-ups TRUE Uint16 4-64 Semi-Auto Bypass Set-up [0] Off All set-ups FALSE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 205: Digital In / Out

    Pulse Out #29 Timeout Preset 0.00 % 1 set-up TRUE Uint16 5-97 Pulse Out #X30/6 Bus Control 0.00 % All set-ups TRUE 5-98 Pulse Out #X30/6 Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 206: Analog In / Out

    Terminal X30/8 Max. Scale 100.00 % All set-ups TRUE Int16 6-63 Terminal X30/8 Output Bus Control 0.00 % All set-ups TRUE 6-64 Terminal X30/8 Output Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 207: Communication And Options

    8-90 Bus Jog 1 Speed 100 RPM All set-ups TRUE Uint16 8-91 Bus Jog 2 Speed 200 RPM All set-ups TRUE Uint16 8-94 Bus Feedback 1 0 N/A 1 set-up TRUE ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 208 Par. No. Parameter description Default value 4-set-up Change Conver- Type during sion index operation 8-95 Bus Feedback 2 0 N/A 1 set-up TRUE 8-96 Bus Feedback 3 0 N/A 1 set-up TRUE ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 209: Profibus

    Uint16 9-92 Changed Parameters (3) 0 N/A All set-ups FALSE Uint16 9-93 Changed Parameters (4) 0 N/A All set-ups FALSE Uint16 9-94 Changed Parameters (5) 0 N/A All set-ups FALSE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 210: Can Fieldbus

    11-17 XIF Revision 0 N/A All set-ups TRUE VisStr[5] 11-18 LonWorks Revision 0 N/A All set-ups TRUE VisStr[5] 11-2* LON Param. Access 11-21 Store Data Values [0] Off All set-ups TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 211: Smart Logic Controller

    Uint8 13-44 Logic Rule Boolean 3 ExpressionLimit 2 set-ups TRUE Uint8 13-5* States 13-51 SL Controller Event ExpressionLimit 2 set-ups TRUE Uint8 13-52 SL Controller Action ExpressionLimit 2 set-ups TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 212: Special Functions

    Function at Over Temperature [0] Trip All set-ups TRUE Uint8 14-61 Function at Inverter Overload [0] Trip All set-ups TRUE Uint8 14-62 Inv. Overload Derate Current 95 % All set-ups TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 213: Drive Information

    15-63 Option Serial No 0 N/A All set-ups FALSE VisStr[18] 15-70 Option in Slot A 0 N/A All set-ups FALSE VisStr[30] 15-71 Slot A Option SW Version 0 N/A All set-ups FALSE VisStr[20] ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 214 All set-ups FALSE Uint16 15-93 Modified Parameters 0 N/A All set-ups FALSE Uint16 15-98 Drive Identification 0 N/A All set-ups FALSE VisStr[40] 15-99 Parameter Metadata 0 N/A All set-ups FALSE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 215: Data Readouts

    16-64 Analog Input 54 0.000 N/A All set-ups FALSE Int32 16-65 Analog Output 42 [mA] 0.000 N/A All set-ups FALSE Int16 16-66 Digital Output [bin] 0 N/A All set-ups FALSE Int16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 216 Uint32 16-94 Ext. Status Word 0 N/A All set-ups FALSE Uint32 16-95 Ext. Status Word 2 0 N/A All set-ups FALSE Uint32 16-96 Maintenance Word 0 N/A All set-ups FALSE Uint32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 217: Info & Readouts

    Temp. Input X48/7 0 N/A All set-ups TRUE Int16 18-39 Temp. Input X48/10 0 N/A All set-ups TRUE Int16 18-5* Ref. & Feedb. 18-50 Sensorless Readout [unit] 0.000 SensorlessUnit All set-ups FALSE Int32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 218: Fc Closed Loop

    20-94 PID Integral Time 20.00 s All set-ups TRUE Uint32 20-95 PID Differentiation Time 0.00 s All set-ups TRUE Uint16 20-96 PID Diff. Gain Limit 5.0 N/A All set-ups TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 219: Ext. Closed Loop

    21-57 Ext. 3 Reference [Unit] 0.000 ExtPID3Unit All set-ups TRUE Int32 21-58 Ext. 3 Feedback [Unit] 0.000 ExtPID3Unit All set-ups TRUE Int32 21-59 Ext. 3 Output [%] All set-ups TRUE Int32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 220 Ext. 3 Integral Time 10000.00 s All set-ups TRUE Uint32 21-63 Ext. 3 Differentation Time 0.00 s All set-ups TRUE Uint16 21-64 Ext. 3 Dif. Gain Limit 5.0 N/A All set-ups TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 221: Application Functions

    Uint8 22-82 Work Point Calculation [0] Disabled All set-ups TRUE Uint8 22-83 Speed at No-Flow [RPM] ExpressionLimit All set-ups TRUE Uint16 22-84 Speed at No-Flow [Hz] ExpressionLimit All set-ups TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 222 Pressure at Rated Speed 999999.999 N/A All set-ups TRUE Int32 22-89 Flow at Design Point 0.000 N/A All set-ups TRUE Int32 22-90 Flow at Rated Speed 0.000 N/A All set-ups TRUE Int32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 223: Time Based Funtions

    1.00 N/A 2 set-ups TRUE Uint32 23-82 Investment 0 N/A 2 set-ups TRUE Uint32 23-83 Energy Savings 0 kWh All set-ups TRUE Int32 23-84 Cost Savings 0 N/A All set-ups TRUE Int32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 224: Application Functions

    Locked Rotor Coefficient 2 0.0000 N/A All set-ups TRUE Int32 24-98 Locked Rotor Coefficient 3 0.0000 N/A All set-ups TRUE Int32 24-99 Locked Rotor Coefficient 4 0.000 N/A All set-ups TRUE Int32 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 225: Cascade Pack Controller

    25-86 Reset Relay Counters [0] Do not reset All set-ups TRUE Uint8 25-9* Service 25-90 Pump Interlock [0] Off All set-ups TRUE Uint8 25-91 Manual Alternation 0 N/A All set-ups TRUE Uint8 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 226: Analog I / O Option Mcb

    Terminal X42/11 Max. Scale 100.00 % All set-ups TRUE Int16 26-63 Terminal X42/11 Bus Control 0.00 % All set-ups TRUE 26-64 Terminal X42/11 Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...

  • Page 227: Index

    Historic Log..................111 Limit Control................... 106 How To Operate Graphical LCP (GLCP)........11 Rating....................191 Indicator Lights (LEDs)................ 13 Data Log Settings................109 Initialisation.................... 24 DC Link....................191 Default Settings................197, 24 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 228 Symbols...................... 4 Operating Mode..................27 Synchronous Motor Speed..............6 Option Ident..................112 Output Current................... 191 Overvoltage..................191 Thermal Load................41, 115 Thermistor................. 44, 192, 8 Timed Actions..................153 Torque Limit..................192 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 229 Index ® HVAC Drive Programming Guide Trending....................158 Trip At Motor Speed Low Limit............43 Reset....................105 Troubleshooting............... 191, 184 Value......................23 VVCplus....................... 8 Warning Word....................189 Word 2....................189 ® MG.11.CB.02 - VLT is a registered Danfoss trademark...
  • Page 230 130R0318 MG11CB02 Rev. 2010-09-10 *MG11CB02*...

Table of Contents