Danfoss VLT HVAC Series Programming Manual
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Danfoss VLT HVAC Series Programming Manual

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®
VLT
HVAC Drive Programming Guide
Contents
MG.11.C6.22 - VLT
®
is a registered Danfoss trademark
Contents
1-1
2-1
2-1
2-1
2-10
2-13
2-16
3-1
3-1
3-1
3-18
3-30
3-33
3-40
3-47
3-80
3-91
3-101
3-110
3-117
3-118
3-134
3-143
3-151
3-162
3-165
3-182
3-196
3-212
3-228
3-235
3-250
4-1
4-1
4-4

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Summary of Contents for Danfoss VLT HVAC Series

  • Page 1: Table Of Contents

    Main Menu - Application Functions 2 - Group 24 3-228 Main Menu - Cascade Controller - Group 25 3-235 Main Menu - Analog I/O Option MCB 109 - Group 26 3-250 4 Troubleshooting Alarms and warnings Alarm words MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 2 21-** Ext. Closed-loop 5-24 22-** Application Functions 5-26 23-** Time-based Funtions 5-28 24-** Application Functions 2 5-29 25-** Cascade Controller 5-30 26-** Analog I / O Option MCB 109 5-32 6 Index MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 3: Introduction

    Software version: 2.8.x This guide can be used with all VLT HVAC Drive adjustable frequency drives with software version 2.8.x. The current software version number can be read from Software Version par.15-43 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 4 1 Introduction ® HVAC Drive Programming Guide MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 5: How To Program

    Line 1-2: Operator data lines displaying data and variables de- fined or chosen by the user. By pressing the [Status] key, up to one extra line can be added. Status line: Status messages displaying text. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 6 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.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 7 The On LED is activated when the adjustable frequency drive receives power from AC line voltage, a DC bus terminal, or an external 24 V supply. At the same time, the back light is on. • Green LED/On: Control section is working. • Yellow LED/Warn.: Indicates a warning. • Flashing Red LED/Alarm: Indicates an alarm. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 8 The Alarm log button on the LCP allows access to both the alarm log and the maintenance log. [Back] reverts to the previous step or layer in the navigation structure. [Cancel] last change or command will be canceled as long as the display has not been changed. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 9 Stop command from serial communication • Quick stop • DC brake NOTE! External stop signals activated by means of control signals or a serial bus will override a “start” command via the LCP. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 10 If an alarm occurs, the NLCP automatically switches to status mode. A number of alarms can be displayed. Figure 2.2: Status display example Quick Set-up or Main Menu Mode: Display parameters and parameter settings. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 11 [OK] is used for choosing a parameter marked by the cursor and for enabling the change of a parameter. Figure 2.4: Display example MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 12 An active HAND-OFF-AUTO signal via the digital inputs has higher priority than the control keys [Hand on] [Auto on]. Enable Disable [Reset] Key [Reset] is used for resetting the adjustable frequency drive after an alarm (trip). It can be selected as [1] or [0] via par.0-43 on LCP MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 13 The parameter settings stored in the LCP are now transferred to the adjustable frequency drive indicated by the progress bar. When 100% is reached, press [OK]. NOTE! Stop the motor before performing this operation. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 14: Quick Menu Mode

    Select [Changes Made] to get information about: • the last 10 changes. Use the up/down navigation keys to scroll between the last 10 changed parameters. • the changes made since default setting. 2-10 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 15 The 13 (see footnote) Quick Set-up parameters are shown in the table below. A complete description of the function is given in the parameter description sections of this manual. 2-11 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 16 , no connection to +24 V on terminal 27 is necessary to enable start. Terminal 27 Digital Input If [Coast Inverse] (factory default value) is selected in par.5-12 , a connection to +24 V is necessary to enable start. 2-12 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 17: Function Set-Ups

    . Press [OK]. menu choices appear). Figure 2.12: Step 6: Choose par. 6-50. Press [OK]. Figure 2.9: Step 3: Use the up/down navigation keys to scroll down to Function set-ups. Press [OK]. 2-13 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 18 Terminal 32 Digital Input par.6-12 Terminal 53 Low Current Terminal 33 Digital Input Terminal 53 High Current par.5-15 par.6-13 Terminal 53 Low Ref./Feedb. Value par.6-14 Terminal 53 High Ref./Feedb. Value par.6-15 2-14 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 19 PID Proportional Gain par.20-93 PID Integral Time par.20-94 par.20-70 Closed-loop Type Tuning Mode par.20-71 par.20-72 PID Output Change Minimum Feedback Level par.20-73 Maximum Feedback Level par.20-74 PID Auto Tuning par.20-79 2-15 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 20: Main Menu Mode

    The first digit of the parameter number (from the left) indicates the parameter group number. All parameters can be changed in the main menu. However, depending on the choice of configuration (par.1-00 Configuration Mode ), some parameters can be hidden. 2-16 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 21 [ ] navigation keys. The up key increases the value, and the down key decreases the value. Place the cursor on the value you want to save and press [OK]. 2-17 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 22 [OK]. Change the value by using the up/down keys. Press [OK] to accept the new setting. Press [CANCEL] to abort. Press [Back] to leave the parameter. 2-18 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 23 Cascade Controller Removes parameters selected in par.25-00 NOTE! After initialization and power cycling, the display will not show any information until after a couple of minutes. 2-19 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 24 2 How to Program ® HVAC Drive Programming Guide 2-20 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 25: Parameter Description

    Parameters related to the fundamental functions of the adjustable frequency drive, function of the LCP buttons and configuration of the LCP display. 3.2.2 0-0* Basic Settings Parameter group for basic adjustable frequency drive settings. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 26 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.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 27 (using the LCP [Hand On] button or Hand Start command via a digital input), the adjustable frequency drive restarts and operates at the retained speed reference. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 28 Parameters that are ‘not changeable during operation’ are marked FALSE in the parameter lists in the section Parameter Lists. Factory setup Cannot be changed. It contains the Danfoss data set, and can be used as a data source when returning the other set-ups to a known state. Set-up 1...
  • Page 29 2. While still in Set-up 1, using par.0-50 , copy Set-up 1 to Set-up 2. Then set par. This Set-up Linked to Set-up 2 0-12 [2]. This will start the linking process. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 30 Example: The number AAAAAA21h means that the Adjustable Frequency Drive bus selected Set-up Programming Set-up 2 in par.0-11 , the LCP selected Set-up 1 and all others used the active set-up. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 31 View the user-defined readouts as defined in par.0-30 Custom Readout Unit Custom , par.0-31 Readout Min Value Custom Readout Max Value and par.0-32 [1610] Power [kW] Actual power consumed by the motor in kW. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 32 Analog Output 42 [mA] Actual value at output 42 in mA. Use par.6-50 to select the variable to be represented by output 42. [1666] Digital Output [bin] Binary value of all digital outputs. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 33 The value of the feedback signal for extended Closed-loop Controller 2 [2139] Ext. 2 Output [%] The value of the output from extended Closed-loop Controller 2 [2157] Ext. 3 Reference [Unit] The value of the reference for extended Closed-loop Controller 3 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 34 For example, this can be used to provide quick, simple access to just one or up to 20 parameters which require changing on a regular basis (e.g., for plant maintenance reasons) or by an OEM to enable simple commissioning of their equipment. 3-10 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 35 , and/or shown in the display by selecting Custom Readout [16-09] in par.0-20 Display Line 1.1 Small to par. 0-24 Display Line 3 Large [1] * [10] [11] [12] PULSE/s [20] liter / sec. 3-11 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 36 / sec. [131] lbs / min. [132] lbs / hr. [140] ft/s [141] ft/min [145] [160] °F [170] [171] lb/in² [172] in. wtr. gage [173] ft WG [174] in Hg [180] 3-12 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 37 When a character is highlighted by the cursor, this character can be changed. A character can be inserted by placing the ▲ ▼ cursor between two characters and pressing 3-13 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 38 Avoid unauthorized resetting. If par.0-43 is included in the par.0-25 Menu , then define the password in par.0-65 Personal Menu Password . Otherwise, define the pass- word in par.0-60 Main Menu Password 3-14 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 39 All: No access Full access Main Menu Password Personal Menu Password Access to Personal Menu w/o Pass- [0] is selected then par.0-60 , par.0-65 and par.0-66 word will be ignored. 3-15 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 40 Sets the date and time of the internal clock. The format to be used is set in par.0-71 Time Format and par.0-72 0-71 Date Format Option: Function: Sets the date format to be used in the LCP. [0] * YYYY-MM-DD [1] * DD-MM-YYYY MM/DD/YYYY 3-16 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 41 LCP. Range: Function: 0 N/A* [0 - 0 N/A] Defines dates for additional working days that normally would be non-working days according to Additional Working Days par.0-82 3-17 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 42: Main Menu - Load And Motor - Group

    NOTE! This parameter cannot be changed when the motor is running. NOTE! When set for closed-loop, the commands reversing and start reversing will not reverse the direction of the motor. 3-18 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 43 This parameter cannot be adjusted while the motor is running. Depending on the choices made in Regional Settings Motor Power [kW] Motor Power [HP] par.0-03 , either par.1-20 or par.1-21 is made invisible. 3-19 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 44 Enter the nominal motor speed value from the motor nameplate data. This data is used for calcu- lating automatic motor compensations. NOTE! This parameter cannot be changed while the motor is running. 3-20 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 45 It is important to set motor par. 1-2* Motor Data correctly, since these form part of the AMA algorithm. An AMA must be performed to achieve optimum dynamic motor performance. It may take up to 10 min., depending on the motor power rating. NOTE! Avoid generating external torque during AMA 3-21 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 46 Enter the X value manually. Obtain the value from the motor supplier. Use the X default setting. The adjustable frequency drive establishes the setting on the basis of the motor nameplate data. 3-22 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 47 The adjustable frequency drive creates the Motor Poles Motor Frequency Motor Nom- initial setting of par.1-39 based on par.1-23 and par.1-25 inal Speed This parameter cannot be adjusted while the motor is running. 3-23 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 48 U/f characteristic. The motor size determines the frequency ranges within which this parameter is active. Motor size Change-over 0.3–10 hp [0.25–7.5 kW] < 10 Hz 15–60 hp [11–45 kW] < 5 Hz 75-738 hp [55-550 kW] < 3-4 Hz 3-24 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 49 Resonance Dampening Time Constant 5 ms* [5 - 50 ms] Set par.1-64 and par.1-65 to help eliminate high-frequency resonance problems. Enter the time constant that provides the best damp- ening. 3-25 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 50 Function at Stop 1-82 Min Speed for Function at Stop [Hz] Range: Function: 0.1 Hz* [0.0 - 20.0 Hz] Set the output frequency at which to activate par.1-80 Function at Stop 3-26 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 51 [0.0 - par. 4-14 Hz] If the trip speed is set to 0, the function is not active. NOTE! Motor Speed Unit This parameter is only available if par.0-02 is set to [RPM]. 3-27 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 52 ETR (Electronic Thermal Relay) functions 1-4 will calculate the load when the set-up where they were selected is active. For example, ETR-3 starts calculating when Set-up 3 is selected. For the North American market: The ETR functions provide class 20 motor overload protection in accordance with NEC. 3-28 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 53 ® HVAC Drive Programming Guide 3 Parameter Description NOTE! Danfoss recommends using 24 V DC as the thermistor supply voltage. 1-91 Motor External Fan Option: Function: [0] * No external fan is required, i.e. the motor is derated at low speed.

  • Page 54: Main Menu - Brakes - Group

    Avoid 100% current for too long, as it may damage the motor. It may damage the motor. 2-02 DC Braking Time Range: Function: DC Brake Current 10.0 s* [0.0 - 60.0 s] Set the duration of the DC braking current set in par.2-01 , once activated. 3-30 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 55 P resistor × 120 943 2 × For 575–600 V units dutytime P resistor × 120 This parameter is only active in adjustable frequency drives with an integral dynamic brake. 3-31 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 56 [1] by cycling the line power supply. The fault must be corrected Warning first. For [0] or [1], the adjustable frequency drive keeps running even if a fault is located. 3-32 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 57: Main Menu - Reference/Ramps - Group

    [0] * Sums both external and preset reference sources. External/Preset Use either the preset or the external reference source. Shift between external and preset via a command on a digital input. 3-33 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 58 Local Use local reference in both hand mode and auto mode. NOTE! When set to Local [2], the adjustable frequency drive will start with this setting again following a 'power-down'. 3-34 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 59 Analog input X30/11 [22] Analog input X30/12 [23] Analog Input X42/1 [24] Analog Input X42/3 [25] Analog Input X42/5 [30] Ext. Closed-loop 1 [31] Ext. Closed-loop 2 [32] Ext. Closed-loop 3 3-35 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 60 Analog input X30/11 [22] Analog input X30/12 [23] Analog Input X42/1 [24] Analog Input X42/3 [25] Analog Input X42/5 [30] Ext. Closed-loop 1 [31] Ext. Closed-loop 2 [32] Ext. Closed-loop 3 3-36 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 61 Current Limit Ramp 1 Ramp-up Time par.4-18 . See ramp-up time in par.3-41 tdec nnorm par × .1 − 25 .3 − 42 = ref rpm 3-37 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 62 × nnorm par . 1 − 25 . 3 − 80 = jog speed par . 3 − 19 3-38 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 63 Enter the delay required from activation of the digital potentiometer function until the adjustable frequency drive starts to ramp the reference. With a delay of 0 ms, the reference starts to ramp as Ramp Time soon as INCREASE/DECREASE is activated. See also par.3-91 3-39 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 64: Main Menu - Limits/Warnings - Group

    Use this parameter to prevent unwanted reversing. Clockwise Only operation in a clockwise direction will be allowed. [2] * Both directions Operation in both a clockwise and anti-clockwise direction will be allowed. 3-40 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 65 NOTE! Max. output frequency cannot exceed 10% of the inverter switching frequency (par.14-01 Switching Frequency 3-41 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 66 This absolute limit applies to all configurations and is Configuration Mode independent of the setting in par.1-00 . This parameter cannot be adjusted while the motor is running. 3-42 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 67 01 or 02. Program the lower signal limit of the motor speed, n , within the normal working range of the adjustable frequency drive. Refer to the drawing in this section. 3-43 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 68 Select 100 ms to have a short detection time and alarm in the event of a missing motor phase. 100 ms is recommended for hoisting applications. No alarm is displayed if a missing motor phase occurs. [1] * An alarm is displayed if a missing motor phase occurs. 3-44 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 69 [0.0 - par. 4-14 Hz] Some systems call for avoiding certain output speeds due to resonance problems in the system. Enter the upper limits of the speeds to be avoided. 3-45 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 70 Collected speed areas overlapping or not completely determined. Press [Cancel] to abort 4-64 Semi-Auto Bypass Set-up Option: Function: [0] * No function Enabled Starts the semi-automatic bypass set-up and continue with the procedure described above. 3-46 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 71: Main Menu - Digital In/Out - Group

    Option: Function: [0] * Input Defines terminal 29 as a digital input. Output Defines terminal 29 as a digital output. This parameter cannot be adjusted while the motor is running. 3-47 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 72 Resets adjustable frequency drive after a TRIP/ALARM. Not all alarms can be reset. Coast inverse Leaves motor in free mode. Logic ‘0’ => coasting stop. (Default Digital input 27): Coasting stop, inverted input (NC). 3-48 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 73 Enables a choice between one of the eight preset references according to the table below. Preset ref. bit Preset ref. 0 Preset ref. 1 Preset ref. 2 Preset ref. 3 Preset ref. 4 Preset ref. 5 Preset ref. 6 Preset ref. 7 3-49 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 74 Uses the input as an INCREASE signal to the Digital Potentiometer function described in parameter group 3-9* [56] DigiPot Decrease Uses the input as a DECREASE signal to the Digital Potentiometer function described in parameter group 3-9* 3-50 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 75 [138] Pump9 Interlock Controlled by RELAY9 Controlled by RELAY8 5-10 Terminal 18 Digital Input Option: Function: No operation Reset Coast inverse Coast and Reset Inv DC brake inverse Stop inverse External interlock 3-51 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 76 Function: [0] * No operation Same options and functions as 5-1*, except for Pulse input Reset Coast inverse Coast and Reset Inv DC brake inverse Stop inverse External interlock Start 3-52 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 77 Pulse input Same options and functions as par. 5-1*, except for [0] * No operation Reset Coast inverse Coast and Reset Inv DC brake inverse Stop inverse External interlock Start 3-53 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 78 [132] Pump 3 Interlock 5-13 Terminal 29 Digital Input Option: Function: No operation Reset Coast inverse Coast and Reset Inv DC brake inverse Stop inverse External interlock Start Latched start 3-54 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 79 Pump 3 Interlock 5-14 Terminal 32 Digital Input Option: Function: Pulse input [0] * No operation Same options and functions as par. 5-1*, except for Reset Coast inverse Coast and Reset Inv 3-55 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 80 5-15 Terminal 33 Digital Input Option: Function: [0] * No operation Same options and functions as par. 5-1* Digital Inputs. Reset Coast inverse Coast and Reset Inv DC brake inverse 3-56 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 81 Reset Counter B [66] Sleep Mode [78] Reset Preventive Maintenance Word [120] Lead Pump Start [121] Lead Pump Alternation [130] Pump 1 Interlock [131] Pump 2 Interlock [132] Pump 3 Interlock 3-57 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 82 Reset Counter B [66] Sleep Mode [78] Reset Preventive Maintenance Word [120] Lead Pump Start [121] Lead Pump Alternation [130] Pump 1 Interlock [131] Pump 2 Interlock [132] Pump 3 Interlock 3-58 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 83 Reset Counter B [66] Sleep Mode [78] Reset Preventive Maintenance Word [120] Lead Pump Start [121] Lead Pump Alternation [130] Pump 1 Interlock [131] Pump 2 Interlock [132] Pump 3 Interlock 3-59 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 84 Reset Counter B [66] Sleep Mode [78] Reset Preventive Maintenance Word [120] Lead Pump Start [121] Lead Pump Alternation [130] Pump 1 Interlock [131] Pump 2 Interlock [132] Pump 3 Interlock 3-60 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 85 Use the output/relay to cut out the AC line voltage from the adjustable frequency drive. [35] External Interlock External Interlock function has been activated via one of the digital inputs. 3-61 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 86 . The input will go high whenever the Smart Logic Action [42] Set dig. out. E high is executed. The input will go low whenever the Smart Logic Action [36] dig. out. E low is executed. 3-62 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 87 Start Delay of start signal. par.1-71 can be used in order to delay the motor start. The bypass valve control principle: 3-63 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 88 Controlled by RELAY2 5-30 Terminal 27 Digital Output Option: Function: [0] * No operation Same options and functions as par. 5-3*. Control ready Drive ready Drive rdy/rem ctrl Stand-by / no warning 3-64 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 89 Comparator 5 [70] Logic rule 0 [71] Logic rule 1 [72] Logic rule 2 [73] Logic rule 3 [74] Logic rule 4 [75] Logic rule 5 [80] SL digital output A 3-65 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 90 Running / no warning Run on ref/no warn Alarm [10] Alarm or warning [11] At torque limit [12] Out of current range [13] Below current, low [14] Above current, high 3-66 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 91 SL digital output C [83] SL digital output D [84] SL digital output E [85] SL digital output F [160] No alarm [161] Running reverse [165] Local ref active [166] Remote ref active 3-67 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 92 Out of speed range [16] Below speed, low [17] Above speed, high [18] Out of feedb. range [19] Below feedback, low [20] Above feedback, high [21] Thermal warning [25] Reverse [26] Bus OK 3-68 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 93 Remote ref active [167] Start cmd. active [168] Hand mode [169] Auto mode [180] Clock Fault [181] Prev. Maintenance [190] No-Flow [191] Dry Pump [192] End Of Curve [193] Sleep Mode 3-69 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 94 Brake: No Brake War [29] Brake ready, no fault [30] Brake fault (IGBT) [35] External Interlock [40] Out of ref range [41] Below reference, low [42] Above ref, high [45] Bus ctrl. 3-70 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 95 Dry Pump [192] End Of Curve [193] Sleep Mode [194] Broken Belt [195] Bypass Valve Control [200] Full capacity [201] Pump 1 running [202] Pump 2 running [203] Pump 3 running 3-71 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 96 Control word bit 11 [37] Control word bit 12 [40] Out of ref range [41] Below reference, low [42] Above ref, high [45] Bus ctrl. [46] Bus ctrl, 1 if timeout 3-72 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 97 Broken Belt [195] Bypass Valve Control [196] Fire Mode Active [197] Fire Mode Was Active [198] Bypass Mode Active [211] Cascade Pump 1 [212] Cascade Pump 2 [213] Cascade Pump 3 3-73 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 98 Enter the delay of the relay cut-out time. Select one of available mechanical relays and MCO 105 in an array function. See par.5-40 Function Relay If the selected event condition changes before the on or off delay timer expires, the relay output is unaffected. 3-74 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 99 Range: Function: 100 Hz* [0 - 110000 Hz] Enter the low frequency corresponding to the low motor shaft speed (i.e., low reference value) in Term. 33 Low Ref./Feedb. Value par.5-57 3-75 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 100 Parameters for configuring the scaling and output functions of pulse outputs. The pulse outputs are designated for terminals 27 or 29. Select terminal 27 output in par.5-01 Terminal 27 Mode and terminal 29 output in par.5-02 Terminal 29 Mode Options for readout output variables: 3-76 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 101 Set the maximum frequency for terminal 27, corresponding to the output variable selected in par. Terminal 27 Pulse Output Variable 5-60 This parameter cannot be adjusted while the motor is running. 3-77 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 102 Feedback [103] Motor current [104] Torque rel to limit [105] Torq relate to rated [106] Power [107] Speed [113] Ext. Closed-loop 1 [114] Ext. Closed-loop 2 [115] Ext. Closed-loop 3 3-78 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 103 5-95 Pulse Out #29 Bus Control Range: Function: 0.00 %* [0.00 - 100.00 %] Contains the frequency to apply to the digital output terminal 29 when it is configured as [Bus Controlled]. 3-79 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 104: Main Menu - Analog In/Out - Group

    Live Zero Timeout Time Live Zero Timeout Function 6-00 , the function selected in par.6-01 will be activated. 3-80 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 105 50% of the value defined in parameter group 6-1* to 6-6* "Terminal xx Low Current” or “Terminal xx Low Voltage" for a time period defined in par.6-00 Live Zero Timeout Time [0] * Freeze output Stop Jogging Max. speed 3-81 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 106 I/O system (e.g., when not used as part of any adjustable frequency drive related control functions, but for feeding a building management system with data). Disabled [1] * Enabled 3-82 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 107 54. A high time constant value improves damping, but also increases the time delay through the filter. This parameter cannot be adjusted while the motor is running. 3-83 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 108 I/O system (e.g., when not part of any adjustable frequency drive-related control functions, but feeding a building management system with data). [0] * Disabled [1] * Enabled 3-84 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 109 I/O system (e.g., when not part of any adjustable frequency drive-related control functions, but feeding a building management system with data). [0] * Disabled [1] * Enabled 3-85 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 110 [143] Ext. Closed-loop 1 4-20 mA : 0 - 100% [144] Ext. Closed-loop 2 4-20 mA : 0 - 100% [145] Ext. Closed-loop 3 4-20 mA : 0 - 100% 3-86 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 111 It is possible to get a value lower than 20 mA at full scale by programming values >100% by using a formula as follows: desired maximum current × 100 % . 10 × 100 % = 200 % 3-87 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 112 Output signal 0 or 4 mA is needed at 0% (50% of range) - set par.6-51 to 50% Output signal 20 mA is needed at 100% (75% of range) - set par.6-52 Terminal 42 Output Max Scale to 75% 3-88 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 113 No operation [100] Output frequency [101] Reference [102] Feedback [103] Motor current [104] Torque rel to limit [105] Torq relate to rated [106] Power [107] Speed [113] Ext. Closed-loop 1 3-89 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 114 6-64 Terminal X30/8 Output Timeout Preset Range: Function: 0.00 %* [0.00 - 100.00 %] Contains the value to apply to the output terminal when it is configured as [Bus Controlled Timeout] and timeout is detected. 3-90 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 115: Main Menu - Communications And Options - Group

    Alarm 67 None FC RS-485 FC USB [3] * Option A Option B Option C0 Option C1 [30] External Can NOTE! This parameter cannot be adjusted while the motor is running. 3-91 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 116 8-06 Reset Control Timeout toggles. Then the adjustable frequency drive resumes its original set- [1] * Resume set-up Resumes the set-up active prior to the timeout. 3-92 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 117 Set in case of a trip, except if the trip is executed by an Alarm 68. [16] T37 DI status The bit indicates the status of terminal 37. “0” indicates T37 is low (safe stop) “1” indicates T37 is high (normal) 3-93 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 118 Further details can be found in the BACnet and Metasys manuals. 8-31 Address Range: Function: 1. N/A* [1. - 126. N/A] Enter the address for the adjustable frequency drive (standard) port. Valid range: 1–126. 3-94 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 119 8-37 Max Inter-Char Delay Range: Function: 25.00 ms* [0.00 - 35.00 ms] Specify the maximum permissible time interval between receiving two bytes. This parameter acti- vates timeout if transmission is interrupted. 3-95 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 120 Activates Start command via the serial communication bus/serial communication port, AND addi- tionally via one of the digital inputs. [3] * Logic OR Activates Start command via the serial communication bus/serial communication port OR via one of the digital inputs. 3-96 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 121 Activates Reverse command via the serial communication bus/serial communication port OR via one of the digital inputs. NOTE! Control Site Digital and control word This parameter is active only when par.8-01 is set to [0] 3-97 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 122 [0 - 4194304 N/A] Enter a unique ID number for the BACnet device. NOTE! This parameter is active only when par.8-30 Protocol is set to [9] Adjustable Frequency Drive Option 3-98 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 123 These parameters are used for monitoring the bus communication via the Adjustable Frequency Drive Port. 8-80 Bus Message Count Range: Function: 0 N/A* [0 - 0 N/A] This parameter shows the number of valid messages detected on the bus. 3-99 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 124 0 N/A* [-200 - 200 N/A] See par.8-94 for further details. 8-96 Bus Feedback 3 Range: Function: 0 N/A* [-200 - 200 N/A] See par.8-94 Bus Feedback 1 for further details. 3-100 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 125: Main Menu - Profibus - Group

    Fieldbus CTW 1 [1682] Fieldbus REF 1 [2013] Minimum Reference/Feedb. [2014] Maximum Reference/Feedb. [2643] Terminal X42/7 Output Bus Control [2653] Terminal X42/9 Output Bus Control [2663] Terminal X42/11 Output Bus Control 3-101 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 126 Feedback 1 [Unit] [1655] Feedback 2 [Unit] [1656] Feedback 3 [Unit] [1660] Digital Input [1661] Terminal 53 Switch Setting [1662] Analog Input 53 [1663] Terminal 54 Switch Setting [1664] Analog Input 54 3-102 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 127 , the hardware switch must be set to 126 or 127 (i.e., all switches set to ‘on’). Otherwise, this parameter will display the actual setting of the switch. 3-103 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 128 [653] 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 3-104 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 129 Digital Output [bin] [1667] Pulse Input #29 [Hz] [1668] Pulse Input #33 [Hz] [1669] Pulse Output #27 [Hz] [1670] Pulse Output #29 [Hz] [1671] Relay Output [bin] [1672] Counter A 3-105 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 130 Profibus Master class 2. [1] * Enable cyclic master Enables process control via Profibus Master Class 1, and disables process control via standard serial communication bus or Profibus Master class 2. 3-106 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 131 [0 - 0 N/A] 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. 3-107 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 132 Array [116] No LCP access Read only Range: Function: 0 N/A* [0 - 9999 N/A] This parameter displays a list of all the defined adjustable frequency drive parameters available for Profibus. 3-108 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 133 Array [116] No LCP access Read only Range: Function: 0 N/A* [0 - 9999 N/A] This parameter displays a list of all the adjustable frequency drive parameters deviating from default setting. 3-109 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 134: Main Menu - Can Ser. Com. Bus - Group

    1000 Kbps 10-02 MAC ID Range: Function: 63. N/A* [0 - 63. N/A] Selection of station address. Every station connected to the same DeviceNet network must have an unambiguous address. 3-110 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 135 , par.10-10 options [2] and [3] are available. Instances 100/150 and 101/151 are Danfoss-specific. Instances 20/70 and 21/71 are ODVA-specific AC drive profiles. For guidelines in message selection, please refer to the DeviceNet Instruction Manual. Note that a change to this parameter will be executed immediately.
  • Page 136 Select the process read data for I/O assembly instances 101/151. Elements [2] and [3] of this array can be selected. Elements [0] and [1] of the array are fixed. [0] * None [894] Bus Feedback 1 [895] Bus Feedback 2 [896] Bus Feedback 3 3-112 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 137 [1667] Pulse Input #29 [Hz] [1668] Pulse Input #33 [Hz] [1669] Pulse Output #27 [Hz] [1670] Pulse Output #29 [Hz] [1671] Relay Output [bin] [1672] Counter A [1673] Counter B 3-113 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 138 10-14 Net Reference Read only from LCP Option: Function: Select the reference source in instance 21/71 and 20/70. [0] * Enables reference via analog/digital inputs. Enables reference via the serial communication bus. 3-114 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 139 Parameter group providing access to indexed parameters and defining programming set-up. 10-30 Array Index Range: Function: 0 N/A* [0 - 255 N/A] View array parameters. This parameter is valid only when a DeviceNet serial communication bus is installed. 3-115 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 140 Array [1000] No LCP access Range: Function: 0 N/A* [0 - 0 N/A] This parameter is used to configure the adjustable frequency drive via DeviceNet and build the EDS file. 3-116 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 141: Main Menu - Lonworks - Group

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

  • Page 142: Main Menu - Smart Logic - Group

    SL Controller Mode Stop Event Stop Event Reset SLC par.13-00 ). The SLC stops when the (par.13-02 ) is TRUE. par.13-03 resets all SLC parameters and starts programming from scratch. 3-118 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 143 Use the result of comparator 2 in the logic rule. [25] Comparator 3 Use the result of comparator 3 in the logic rule. [26] Logic rule 0 Use the result of logic rule 0 in the logic rule. 3-119 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 144 See parameter group 5-3* for further description. On reference See parameter group 5-3* for further description. Torque limit See parameter group 5-3* for further description. Current limit See parameter group 5-3* for further description. 3-120 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 145 [40] Drive stopped This event is TRUE if the adjustable frequency drive is stopped or coasted by any means (either via digital input, serial communication bus or other). 3-121 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 146 13-03 Reset SLC Option: Function: [0] * Do not reset SLC Retains programmed settings in all group 13 parameters (13-*). Reset SLC Resets all group 13 parameters (13-*) to default settings. 3-122 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 147 Select ≈ [1] for the result of the evaluation to be TRUE, when the variable selected in par. = (equal) Comparator Operand Comparator Val- 13-10 is approximately equal to the fixed value in par.13-12 > Select > [2] for the inverse logic of option < [0]. 3-123 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 148 Current limit See parameter group 5-3* for further description. Out of current range See parameter group 5-3* for further description. Below I low See parameter group 5-3* for further description. 3-124 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 149 [41] Reset Trip This logic rule is TRUE if the adjustable frequency drive is tripped (but not trip-locked) and the reset button is pressed. 3-125 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 150 NOT OR evaluates the expression NOT [13-40] OR [13-42]. NOT AND NOT evaluates the expression NOT [13-40] AND NOT [13-42]. NOT OR NOT evaluates the expression NOT [13-40] OR NOT [13-42]. 3-126 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 151 SL Timeout 0 [31] SL Timeout 1 [32] SL Timeout 2 [33] Digital input DI18 [34] Digital input DI19 [35] Digital input DI27 [36] Digital input DI29 [37] Digital input DI32 3-127 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 152 . DISABLED [0] (factory setting). Logic Rule Boolean 3 select this option to ignore par.13-44 [0] * DISABLED AND NOT OR NOT NOT AND NOT OR NOT AND NOT NOT OR NOT 3-128 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 153 SL Timeout 0 [31] SL Timeout 1 [32] SL Timeout 2 [33] Digital input DI18 [34] Digital input DI19 [35] Digital input DI27 [36] Digital input DI29 [37] Digital input DI32 3-129 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 154 [0] * FALSE TRUE Running In range On reference Torque limit Current limit Out of current range Below I low Above I high 3-130 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 155 OK Key [44] Reset Key [45] Left Key [46] Right Key [47] Up Key [48] Down Key [50] Comparator 4 [51] Comparator 5 [60] Logic rule 4 [61] Logic rule 5 3-131 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 156 Issues a stop command to the adjustable frequency drive. [26] Dcstop [27] Coast The adjustable frequency drive coasts immediately. All stop commands including the coast com- mand stop the SLC. 3-132 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 157 Start Timer 6 Starts timer 6, see par.13-20 SL Controller Timer for further description. SL Controller Timer [74] Start Timer 7 Starts timer 7, see par.13-20 for further description. [80] Sleep Mode 3-133 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 158: Main Menu - Special Functions -Group

    2.5 kHz 3.0 kHz 3.5 kHz 4.0 kHz [7] * 5.0 kHz 6.0 kHz 7.0 kHz [10] 8.0 kHz [11] 10.0 kHz [12] 12.0 kHz [13] 14.0 kHz [14] 16.0 kHz 3-134 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 159 Compressor Variable Torque [1] (no automatic energy optimization should be active). Figure 3.2: Controlled ramp-down - short line failure. Ramping down to stop, followed by ramping up to reference. 3-135 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 160 14-11 Line Voltage at Line Fault Range: Function: 342. V* [180 - 600 V] This parameter defines the threshold voltage at which the selected function in par.14-10 Line Fail- should be activated. 3-136 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 161 If the number of automatic resets is not reached within 10 minutes, or when a Manual reset is performed, the internal AUTOMATIC RESET counter returns to zero. NOTE! Automatic reset will also be active for resetting safe stop function in firmware version < 4.3x. 3-137 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 162 Replace the adjustable frequency drive or control card. The red LED on the control card is turned on. To test the plugs, connect/group the following terminals as shown below: (18 - 27 - 32), (19 - 29 - 33) and (42 - 53 - 54). 3-138 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 163 When the adjustable frequency drive detects an overvoltage in the set time, tripping will be affected after the set time. 14-29 Service Code Range: Function: 0 N/A* [-2147483647 - 2147483647 N/A] Service use only. 3-139 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 164 The cos(phi) setpoint is automatically set for optimum AEO performance during AMA. This parameter should normally not be altered. However, in some situations it may be necessary to enter a new value to fine tune. 3-140 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 165 Derate If the critical temperature is exceeded, the output current will be reduced until the allowable tem- perature has been reached. 3-141 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 166 Choose Trip [0] to make the adjustable frequency drive 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. 3-142 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 167: Main Menu - Adjustable Frequency Drive Information - Group

    View the number of adjustable frequency drive temperature faults which have occurred. 15-05 Over Volts Range: Function: 0 N/A* [0 - 65535 N/A] View the number of adjustable frequency drive overvoltages which have occurred. 3-143 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 168 None [1600] Control Word [1601] Reference [Unit] [1602] Reference % [1603] Status Word [1610] Power [kW] [1611] Power [hp] [1612] Motor voltage [1613] Frequency [1614] Motor Current [1616] Torque [Nm] 3-144 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 169 Analog Out X42/11 [V] [3110] Bypass Status Word 15-11 Logging Interval Range: Function: 0 N/A* [0 - 86400.000 N/A] Enter the interval in milliseconds between each sampling of the variables to be logged. 3-145 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 170 [34] Digital input DI19 [35] Digital input DI27 [36] Digital input DI29 [37] Digital input DI32 [38] Digital input DI33 [50] Comparator 4 [51] Comparator 5 [60] Logic rule 4 3-146 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 171 View the historic log contained in this parameter via the serial communication port or via the display. 15-20 Historic Log: Event Array [50] Range: Function: 0 N/A* [0 - 255 N/A] View the event type of the logged events. 3-147 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 172 15-33 Alarm Log: Date and Time Range: Function: 0 N/A* [0 - 0 N/A] Array parameter; Date & Time 0–9: This parameter shows at which time the logged event occurred. 3-148 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 173 0 N/A* [0 - 0 N/A] View the LCP ID number. 15-49 SW ID Control Card Range: Function: 0 N/A* [0 - 0 N/A] View the control card software version number. 3-149 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 174 [0 - 0 N/A] Shows the ordering number for the installed options. 15-63 Option Serial No Range: Function: 0 N/A* [0 - 0 N/A] View the installed option serial number. 3-150 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 175: Main Menu - Data Readouts - Group

    [-200.0 - 200.0 %] 16-03 Status Word Range: Function: 0 N/A* [0 - 65535 N/A] View the status word sent from the adjustable frequency drive via the serial communication port in hex code. 3-151 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 176 View the motor current measured as a mean value, IRMS. The value is filtered, and thus approxi- mately 30 ms may pass from when an input value changes to when the data readout values change. 16-15 Frequency [%] Range: Function: 0.00 %* [-100.00 - 100.00 %] 3-152 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 177 View the braking energy transmitted to an external brake resistor. The mean power is calculated on an average basis for the most recent 120 seconds. 16-34 Heatsink Temp. Range: Function: 0 C* [0 - 255 C] 3-153 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 178 16-56) in the feedback manager. nit* Feedback See par. 20-0* Reference/ The value is limited by settings in par. 20-13 and par. 20-14. Units as set in par.20-12 Feedback Unit 3-154 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 179 . Units as set in par.20-12 16-58 PID Output [%] Range: Function: 0.0 %* [0.0 - 100.0 %] This parameter returns the Drive Closed-loop PID controller output value in percent. 3-155 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 180 Function: View the setting of input terminal 53. Current = 0; Voltage = 1. [0] * Current Voltage Pt 1000 [°C] Pt 1000 [°F] Ni 1000 [°C] Ni 1000 [°F] 3-156 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 181 View the actual value of impulses applied to terminal 27 in digital output mode. 16-70 Pulse Output #29 [Hz] Range: Function: 0 N/A* [0 - 40000 N/A] View the actual value of pulses to terminal 29 in digital output mode. 3-157 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 182 Control Profile in par.8-10 For more information, refer to the relevant serial communication bus manual. 3-158 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 183 View the warning word 2 sent via the serial communication port in hex code. 16-94 Ext. Status Word Range: Function: 0 N/A* [0 - 4294967295 N/A] Returns the extended status word sent via the serial communication port in hex code. 3-159 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 184 • Bit 13: Maintenance Text 0 • Bit 14: Maintenance Text 1 • Bit 15: Maintenance Text 2 • Bit 16: Maintenance Text 3 • Bit 17: Maintenance Text 4 3-160 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 185 The third digit 0 indicates that no items from the second row requires maintenance The fourth digit A refers to the top row indicating that the valve and the pump bearings require maintenance 3-161 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 186: Main Menu - Data Readouts 2 - Group

    Setting the clock incorrectly will affect the time stamps for the maintenance events. 3-162 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 187 Readout of the value of the signal applied to terminal X42/3 on the Analog I/O Card. Terminal The units of the value shown in the LCP will correspond to the mode selected in par.26-01 X42/3 Mode 3-163 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 188 [0.000 - 30.000 N/A] Readout of the value of the signal applied to terminal X42/11 on the Analog I/O Card. Terminal X42/11 Output The value shown reflects the selection in par.26-60 3-164 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 189: Main Menu - Adjustable Frequency Drive Closed-Loop - Group

    No function Analog input 53 [2] * Analog input 54 Pulse input 29 Pulse input 33 Analog input X30/11 Analog input X30/12 Analog Input X42/1 [10] Analog Input X42/3 3-165 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 190 / hr. [23] m³ / sec. [24] m³/min [25] m³ / hr. [30] kg / sec. [31] kg/min [32] kg / hr. [33] ton / min [34] ton / hr. 3-166 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 191 If the choice Linear [0] is selected in par.20-01 Feedback 1 Conversion , then the setting of any choice in par.20-02 Feedback 1 Source Unit does not matter as conversion will be one-to-one. 3-167 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 192 / hr. [23] m³ / sec. [24] m³/min [25] m³ / hr. [30] kg / sec. [31] kg/min [32] kg / hr. [33] ton / min [34] ton / hr. 3-168 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 193 / sec. [131] lbs / min. [132] lbs / hr. [140] ft/s [141] ft/min [145] [160] °F [170] [171] lb/in² [172] in. wtr. gage [173] ft WG [174] in Hg [180] 3-169 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 194 / hr. [23] m³ / sec. [24] m³/min [25] m³ / hr. [30] kg / sec. [31] kg/min [32] kg / hr. [33] ton / min [34] ton / hr. 3-170 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 195 This parameter determines the unit that is used for the setpoint reference and feedback that the PID controller will use for controlling the output frequency of the adjustable frequency drive. [0] * [10] [11] [12] PULSE/s [20] liter / sec. 3-171 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 196 / sec. [131] lbs / min. [132] lbs / hr. [140] ft/s [141] ft/min [145] [160] °F [170] [171] lb/in² [172] in. wtr. gage [173] ft WG [174] in Hg [180] 3-172 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 197 , par.20-03 , or par.20-06 The sum of Setpoint 1 and any other references that are enabled (see par. group 3-1*) will be used as the PID controller’s setpoint reference. 3-173 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 198 PID controller will use the feedback/ setpoint pair in which the difference between the feedback and the setpoint reference is the least. 3-174 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 199 , the PID controller will increase the speed of the fan if any one of the feedbacks is below its setpoint and decrease the speed of the fan if all feedbacks are above their individual setpoints. 3-175 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 200 In air conditioning compressor applications it is often useful to control the system based on the temperature of the refrigerant. However, it is generally more convenient to directly measure its pressure. This parameter group allows the adjustable frequency drive’s PID controller to convert refrigerant pressure measurements into temperature values. 3-176 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 201 The fan/pump is started by pressing [Auto On] button on the LCP and applying a start signal. The speed is adjusted manually by pressing the [ ] or ▼ ] navigation keys on the LCP to a level where the feedback is around the system setpoint. 3-177 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 202 50 Hz, 0.10 is 10% of 50 Hz, which is 5 Hz. This parameter should be set to a value resulting in feedback changes of between 10% and 20% for best tuning accuracy. 3-178 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 203 This is useful in applications in which the driven load must first quickly accelerate to a minimum speed when it is started. NOTE! Motor Speed Unit This parameter will only be visible if par.0-02 is set to [0], RPM. 3-179 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 204 The proportional band (error causing output to change from 0%–100%) can be calculated by means of the formula: × ( Max Reference Proportional Gain NOTE! Maximum Reference/Feedb. Always set the desired for par.20-14 before setting the values for the PID controller in par. group 20-9*. 3-180 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 205 A smaller value reduces the maximum effect of the PID controller’s differen- tiator. PID Differentiation Time This parameter is only active when par.20-95 is not set to OFF (0 s). 3-181 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 206: Main Menu - Extended Closed-Loop - Fc 100 - Group

    Excessive feedback sensor noise should be removed using the input filter (parameter groups 6-**,5-5* and 26-**, Terminal 53/54 Filter Time Constant/ Pulse Filter Time Constant #29/33) before activating PID autotuning. 3-182 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 207 Ext. 3 Ref./Feedback Unit for EXT CL 3. If the level rises above par.21-04 Maximum Feedback Level , PID autotuning is aborted and an error message will appear on the LCP. 3-183 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 208 [12] PULSE/s [20] liter / sec. [21] liter / min [22] liter / hr. [23] m³ / sec. [24] m³/min [25] m³ / hr. [30] kg / sec. [31] kg/min 3-184 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 209 [173] ft WG [174] in Hg [180] 21-11 Ext. 1 Minimum Reference Range: Function: 0.000 [-999999.999 - par. 21-12 Ex- Select the minimum for the closed-loop 1 controller. tPID1Unit* tPID1Unit] 3-185 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 210 Analog input X30/11 [22] Analog input X30/12 [23] Analog Input X42/1 [24] Analog Input X42/3 [25] Analog Input X42/5 [30] Ext. Closed-loop 1 [31] Ext. Closed-loop 2 [32] Ext. Closed-loop 3 3-186 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 211 [0] if the output should be reduced when feedback is higher than the reference. Inverse Inverse Select [1] if the output should be increased when feedback is higher than the reference. 3-187 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 212 Set a limit for the differentiator gain (DG). The DG will increase if there are fast changes. Limit the DG to obtain a pure differentiator gain at slow changes and a constant differentiator gain where quick changes occur. 3-188 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 213 [73] [74] m WG [75] mm Hg [80] [120] [121] gal / sec. [122] gal/min [123] gal / hr. [124] [125] ft³/s [126] ft³/min [127] ft³/h [130] lbs / sec. 3-189 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 214 Analog input X30/11 [22] Analog input X30/12 [23] Analog Input X42/1 [24] Analog Input X42/3 [25] Analog Input X42/5 [30] Ext. Closed-loop 1 [31] Ext. Closed-loop 2 [32] Ext. Closed-loop 3 3-190 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 215 3.19.6 21-4* Closed-loop 2 PID Configure the Closed-loop 2 PID controller. 21-40 Ext. 2 Normal/Inverse Control Option: Function: Ext. 1 Normal/Inverse Control See par.21-20 for details. [0] * Normal Inverse 3-191 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 216 / hr. [30] kg / sec. [31] kg/min [32] kg / hr. [33] ton / min [34] ton / hr. [40] m / sec. [41] m/min [45] [60] °C 3-192 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 217 Ext. 1 Minimum Reference for details. tPID3Unit* tPID3Unit] 21-52 Ext. 3 Maximum Reference Range: Function: 100.000 Ex- [par. 21-51 - 999999.999 Ex- See par.21-12 Ext. 1 Maximum Reference for details. tPID3Unit* tPID3Unit] 3-193 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 218 [par. 21-51 - par. 21-52 Ex- See par.21-15 for details. tPID3Unit* tPID3Unit] 21-57 Ext. 3 Reference [Unit] Range: Function: Ext. 1 Reference [Unit] 0.000 [-999999.999 - 999999.999 Ex- See par.21-17 for details. tPID3Unit* tPID3Unit] 3-194 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 219 [0.00 - 10.00 s] See par.21-23 for details. 21-64 Ext. 3 Dif. Gain Limit Range: Function: 5.0 N/A* [1.0 - 50.0 N/A] See par.21-24 Ext. 1 Dif. Gain Limit for details. 3-195 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 220: Main Menu - Application Functions - Fc 100 - Group

    PI controller in the adjustable frequency drive or an external PI controller. The actual configuration must be programmed in par.1-00 Mode Configuration mode for Integrated PI Controller: Closed-loop External PI Controller: Open-loop Carry out No Flow tuning before setting the PI controller parameters! 3-196 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 221 ) before selected action takes place. Dry Pump Function Possible Actions to select (par.22-26 Warning Alarm No-Flow Function No Power Tuning No Flow Detection must be enabled (par.22-23 ) and commissioned (par. 22-3*, 3-197 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 222 [0] * Disabled Enabled Select Enabled for detecting when the motor operates with a speed as set in par.4-11 Motor Speed Low Limit [RPM] or par.4-12 Motor Speed Low Limit [Hz] 3-198 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 223 Program the associated power values in par.22-34 Low Speed Power [kW] , par.22-35 Low Speed Power [HP] , par.22-38 High Speed Power [kW] and par.22-39 High Speed Power [HP] Switch back by means of Auto On 3-199 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 224 RPM (parameter not visible if Hz selected). Set used speed for the 85% level. The function is used for storing values needed to tune No-flow Detection. 3-200 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 225 Enabled, activating sleep mode will send a command to the cascade controller (if enabled) to start de-staging lag pumps (fixed speed) before stopping the lead pump (variable speed). When entering sleep mode, the lower status line in the Local Control Panel shows Sleep Mode. 3-201 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 226 The feedback from the pressure transducer is monitored and when this pressure has dropped with a set percentage below the normal setpoint for pressure (Pset), the motor will ramp up again and pressure will be controlled for reaching the set value (Pset). 3-202 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 227 Sleep mode Wake up Sleep mode Wake up No Flow detection (pumps only) Yes (except manual setting of speed) Low speed detection External signal Pressure/Temperature (transmit- ter connected) Output frequency 3-203 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 228 If used in application where the integrated PI controller is set for inverse control (e.g., cooling tower applications) in par.20-71 Tuning Mode Wake-up Ref./FB Difference , the value set in par.22-44 will automatically be added. 3-204 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 229 End of Curve condition has been steady in the entire period, the function set in par. End of Curve Function 22-50 will be activated. If the condition disappears before the timer expires, the timer will be reset. 3-205 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 230 22-77 [par. 22-77 - 3600 s] Sets the time desired as minimum time between two starts. Any normal start command (Start/Jog/ Freeze) will be disregarded until the timer has expired. 3-206 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 231 When flow compensation is used with the cascade controller (parameter group 25-**), the actual setpoint will not depend on speed (flow) but on the number of pumps cut in. See below: 3-207 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 232 Adjustment of this parameter allows the shape of the control curve to be adjusted. 0 = Linear 100% = Ideal shape (theoretical). NOTE! Please note: Not visible when running in cascade. 3-208 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 233 Adjustment of par.22-81 Square-linear Curve Approximation then allows the shape of the control curve to be adjusted infinitely. 3-209 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 234 , then par. Speed at Design Point [Hz] 22-86 should also be used. Closing the valves and reducing the speed until minimum pressure H is achieved will determine this value. 3-210 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 235 22-90 Flow at Rated Speed Range: Function: 0.000 N/A* [0.000 - 999999.999 N/A] Enter the value corresponding to Flow at Rated Speed. This value can be defined using the pump datasheet. 3-211 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 236: Main Menu - Time-Based Functions - Fc 100 - Group

    SL Controller Action Select the action during ON Time. See par.13-52 for descriptions of the options. [0] * DISABLED No action Select set-up 1 Select set-up 2 Select set-up 3 3-212 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 237 Start Timer 4 [72] Start Timer 5 [73] Start Timer 6 [74] Start Timer 7 NOTE! Digital Outputs Relays For choices [32] - [43], see also par. group 5-3*, and 5-4*, 3-213 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 238 [29] Start timer 0 [30] Start timer 1 [31] Start timer 2 [32] Set digital out A low [33] Set digital out B low [34] Set digital out C low 3-214 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 239 • Maintenance action (e.g., “Replace”) • Maintenance Time Base (e.g., “Running Hours” or a specific date and time) • Maintenance Time Interval or the date and time of next maintenance 3-215 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 240 23-10 Maintenance Item Option: Function: Select the item to be associated with the preventive maintenance event. [1] * Motor bearings Fan bearings Pump bearings Valve Pressure transmitter Flow transmitter Temperature transmitter 3-216 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 241 Clean Replace Inspect/Check Overhaul Renew Check [20] Maintenance Text 0 [21] Maintenance Text 1 [22] Maintenance Text 2 [23] Maintenance Text 3 [24] Maintenance Text 4 [25] Maintenance Text 5 3-217 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 242 The time set must be at least one hour from the current time! NOTE! When mounting an Analog I/O MCB109 option card, a battery back-up of the date and time is included. 3-218 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 243 (par.15-06 All data for the energy log are stored in counters which can be read from par.23-53 Energy Log 3-219 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 244 . In par.0-79 , it is possible to program for a warning in case the clock has not been set properly, e.g., after a power-down. 3-220 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 245 At power-down, all counter values are stored and resumed at next power-up. NOTE! All counters are automatically reset when changing the setting in par.23-50 Energy Log Resolution . At overflow the update of the counters will stop at maximum value. 3-221 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 246 The size of each interval can be adjusted individually, but will default be 10% for each. Power and current can exceed rated value, but those registrations will be included in the 90%–100% (MAX) counter. 3-222 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 247 . Actual value can be read in par.16-13 quency Motor Speed [RPM] Speed of the motor. Reference for relative value is the maximum motor speed programmed in par. 4-13 Motor Speed High Limit [RPM] 3-223 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 248 . In par.0-79 , it is possible to program for a warning in case the clock has not been set properly, e.g., after a power-down. 3-224 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 249 [1] to reset all counters in par.23-62 Do not reset After pressing OK, the setting of the parameter value will automatically change to [0]. [0] * Do not reset Do reset 3-225 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 250 ) which is supposed to represent the average power yielded at the time running with fixed speed (before upgrade with variable speed control). Must be set to a value different from zero to start counting. 3-226 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 251 Energy Savings. 23-84 Cost Savings Range: Function: 0 N/A* [0 - 2147483647 N/A] This parameter allows a readout of the calculation based on the above equation (in local currency). 3-227 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 252: Main Menu - Application Functions 2 - Group

    VLT HVAC Drive systems and components herein or other property when the adjustable frequency drive has been programmed for fire mode. In no event shall Danfoss be liable to the end user or any other party for any direct or indirect, special or consequential damage or loss suffered by such party, which has occurred due to the adjustable frequency drive being programmed and operated in fire mode.
  • Page 253 NOTE! Fire Mode Alarm Handling The PID controller can be adjusted with par.24-09 , [2] Trip, All Alarms/Test. 3-229 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 254 / sec. [41] m/min [45] [60] °C [70] mbar [71] [72] [73] [74] m WG [75] mm Hg [80] [120] [121] gal / sec. [122] gal/min [123] gal / hr. [124] 3-230 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 255 . The set value will be added to the value represented by the par.24-06 Fire Mode Reference Source, Fire Mode Reference signal on the analog input selected in Source 3-231 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 256 In case of a critical alarm, the adjustable frequency drive will trip and not auto-restart (Manual Reset). Trip at All Alarms - Test It is possible to test the operation of fire mode, but all alarm states are activated normally (Manual Reset). 3-232 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 257 When the drive bypass function is activated, the display on the Local Control Panel will show the status message Drive Bypass. This message has a higher priority than the fire mode status messages. When the automatic drive bypass function is enabled, it will cut in the external bypass according to the below sequence: 3-233 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 258 Enabled (Fire Mode Only) NOTE! Important! After enabling the drive bypass function, the safe stop function (in versions, where included) no longer complies with standard EN 954-1, Cat. 3 installations. 3-234 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 259: Main Menu - Cascade Controller - Group

    , all fixed speed pumps will be destaged, but the variable speed pump will still be controlled by the adjustable frequency drive, now as an open-loop configuration: 3-235 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 260 Direct on Line Each fixed speed pump is directly connected to line via a contactor. Soft Starter Each fixed speed pump is connected to line via a soft starter. Star-Delta 3-236 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 261 [1]: one variable speed pump and one fixed speed pump controlled by a built- in relay. Fixed Lead Pump One lead pump, see par.25-05 . Two fixed speed pumps controlled by built-in relays. 3-237 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 262 Setting the OBW too close to the SBW could defeat the purpose with frequent staging at momentary pressure changes. Setting the OBW too high might lead to unacceptably high or low pressure in the 3-238 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 263 (SBW). Staging is delayed by the length of time programmed. If the pressure increases to within the SBW before the timer has elapsed, the timer is reset. 3-239 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 264 This requires that no-flow detection is active. See par. 22-2*. If De-stage at No-Flow is disabled the Cascade Controller does not change the normal behavior of the system. [0] * Disabled Enabled 3-240 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 265 In this situation, the adjustable speed pump contributes a little to the system. When the programmed value of the timer expires, a stage is removed, avoiding dead head water circulation in the adjustable speed pump. 3-241 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 266 , expressed in percent. × 100 % Staging Threshold must range from HIGH STAGE to 100%, where n is Motor Speed Low Limit and n is Motor Speed High Limit. HIGH 3-242 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 267 Limit [RPM] Staging Speed is calculated with the following formula: STAGE STAGE HIGH where n is Motor Speed High Limit and n is the value of Staging Threshold. HIGH STAGE100% 3-243 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 268 High Limit [Hz] De-staging Speed is calculated with the following formula: DE−STAGE DE−STAGE HIGH where n is Motor Speed High Limit and n is the value of De-staging Threshold. HIGH DESTAGE100% 3-244 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 269 Alternation of the variable speed (lead) pump will take place at staging or the “At Command” signal. (See above.) NOTE! Fixed Lead Pump It is not possible to select other than [0] if par.25-05 is set to [1]. 3-245 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 270 The lead pump alternation will take place at any pump capacity. [1] * Enabled The lead pump function will be alternated only if the numbers of pumps running are providing less than 50% of total pump capacity. 3-246 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 271 This parameter sets the time between stopping the old variable speed pump and starting another pump as a new variable speed pump. Refer to par.25-56 Staging Mode at Alternation , the illustration for description of staging and alternation. 3-247 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 272 The value of each Pump ON Time counter can be reset to 0 by writing in the parameter, e.g., if the pump is replaced in case of service. 3-248 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 273 If no lead pump is selected (Cascade Controller disabled or all pumps interlocked), the display will show NONE. 3-249 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 274: Main Menu - Analog I/O Option Mcb 109 - Group

    NOTE! The maximum current for the analog outputs 0–10 V is 1 mA. 3-250 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 275 The Analog I/O option can be used for the control of devices such as servos or valves, using the extended closed-loop facility, thus removing control from the building management system. See section Parameters: Ext. Closed-loop – FC 100 par. 21-**. There are three independent closed-loop PID controllers. 3-251 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 276 Ext. 1 Ref./Feedback Unit , par.21-30 Ext. 2 Ref./ Feedback Unit Ext. 3 Ref./Feedback Unit or par.21-50 [1] * Voltage Pt 1000 [°C] Pt 1000 [°F] Ni 1000 [°C] Ni 1000 [°F] 3-252 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 277 26-24 Term. X42/3 Low Ref./Feedb. Value Range: Function: 0.000 N/A* [-999999.999 - 999999.999 N/A] Enter the analog input scaling value that corresponds to the low voltage value set in par. Terminal X42/3 Low Voltage 26-20 3-253 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 278 X42/5. A high time constant value improves dampening but also increases the time delay through the filter. This parameter cannot be adjusted while the motor is running. 3-254 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 279 50% = 10 V. If a voltage between 0 and 10V is desired at maximum output, calculate the percentage as follows: 100 % desired maximum voltage i.e. × 100 % = 200 % See principle graph for par.6-52 Terminal 42 Output Max Scale 3-255 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 280 25%. Scaling values up to 100% can never be higher than the corresponding setting in Terminal X42/9 Max. Scale par.26-52 Terminal 42 Output Min Scale See principle graph for par.6-51 3-256 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 281 Torque rel to limit [105] Torq relate to rated [106] Power [107] Speed [113] Ext. Closed-loop 1 [114] Ext. Closed-loop 2 [115] Ext. Closed-loop 3 [139] Bus ctrl. [141] Bus ctrl t.o. 3-257 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 282 0.00 %* [0.00 - 100.00 %] Holds the preset level of terminal X42/11. In case a bus timeout and a timeout function are selected, the output will preset to this level. 3-258 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 283: Troubleshooting

    . After an alarm or trip, the motor carries on coasting, and the alarm and warning flash on the adjustable frequency drive. Once the problem has been rectified, only the alarm continues flashing. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 284 Output Frequency at Maximum Limit Voltage Limit Control Board Overtemperature Heatsink Temperature Low Option Configuration Has Changed Safe Stop Activated Pwr. card temp. Illegal FC configuration Table 4.1: Alarm/Warning code list 1/2 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 285 The alarm words, warning words and extended status words can be read out for diagnosis via serial bus or optional serial communication bus. See also Alarm Word Warning Word Ext. Status Word par.16-90 , par.16-92 and par.16-94 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...

  • Page 286: Alarm Words

    Brake resistor short circuit 02000000 Reserved 08000000 Brake chopper fault 04000000 Reserved 10000000 Option change 08000000 Reserved 20000000 Drive initialized 10000000 Reserved 40000000 Safe Stop 20000000 Reserved 80000000 Not used 40000000 Reserved 80000000 Reserved MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 287 04000000 Reserved 04000000 Low temperature 08000000 Reserved 08000000 Voltage limit 10000000 Reserved 10000000 Encoder loss 20000000 Reserved 20000000 Output frequency limit 40000000 Reserved 40000000 Not used 80000000 Reserved 80000000 Not used MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 288 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.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 289 A fitted option is not handled by the present control board (hardware or justable frequency drive with a tolerance of ± 5%. The correspond- ing AC line voltage is the intermediate circuit voltage (DC link) software). divided by 1.35. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 290 , the adjustable frequency drive cuts out and issues this ALARM 38, Internal fault: alarm, when the dissipated braking energy is higher than 100%. Contact your local Danfoss supplier. WARNING/ALARM 27, Brake chopper fault: ALARM 39, Heatsink Sensor: The brake transistor is monitored during operation and if it short-circuits, No feedback from the heatsink sensor.
  • Page 291 The output frequency is limited by the value set in par.4-19 Max Output Frequency WARNING 64, Voltage Limit: The load and speed combination demands a motor voltage higher than the actual DC-link voltage. MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 292 4 Troubleshooting ® HVAC Drive Programming Guide 4-10 MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 293 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.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 294 5 Parameter Lists ® HVAC Drive Programming Guide MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 295 ® HVAC Drive Programming Guide 5 Parameter Lists MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 296 5 Parameter Lists ® HVAC Drive Programming Guide MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 297 ® HVAC Drive Programming Guide 5 Parameter Lists MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
  • Page 298 5 Parameter Lists ® HVAC Drive Programming Guide MG.11.C6.22 - VLT ® is a registered Danfoss trademark...
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  • Page 325 Analog Input Scaling Value 3-254 Analog Input X42/1 18-30 3-163 Analog Input X42/3 18-31 3-163 Analog Input X42/5 18-32 3-164 [Analog Out X30/8 Ma] 16-77 3-158 [Analog Out X42/11 V] 18-35 3-164 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 326 Changing A Text Value 2-17 Changing Data 2-17 Changing Parameter Data 2-10 Clock Fault 0-79 3-17 Clock Settings, 0-7* 3-16 Closed-loop Type 20-70 3-178, 3-183 Coast Inverse 2-12 Coasting Coasting Select 8-50 3-96 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 327 De-staging Threshold 25-43 3-243 Devicenet 3-111 Devicenet And Can Serial Communication Bus 3-110 Devicenet F Parameters 10-39 3-116 Devicenet Revision 10-32 3-116 Diagnosis Trigger 8-07 3-93 Digi Pot Reference 16-53 3-155 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 328 [Ext. 2 Output %] 21-39 3-191 Ext. 2 Proportional Gain 21-41 3-192 Ext. 2 Ref./feedback Unit 21-30 3-189 Ext. 2 Reference Source 21-33 3-190 [Ext. 2 Reference Unit] 21-37 3-191 Ext. 2 Setpoint 21-35 3-191 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 329 Fire Mode Max Reference 24-04 3-231 Fire Mode Min Reference 24-03 3-231 Fire Mode Preset Reference 24-05 3-231 Fire Mode Reference Source 24-06 3-232 Fire Mode Unit 24-02 3-230 Fixed Lead Pump 25-05 3-237 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 330 Jog Ramp Time 3-80 3-38 [Jog Speed Hz] 3-11 3-34 [Jog Speed Rpm] 3-19 3-37 Keypad, 0-4* 3-14 Kty Sensor Kwh Counter 15-02 3-143 Language 0-01 Language Package 1 Language Package 2 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 331 Manual Alternation 25-91 3-249 Manual Initialization 2-19 Max Inter-char Delay 8-37 3-95 Max Output Frequency 4-19 3-42 Max Response Delay 8-36 3-95 Maximum Boost Time 22-46 3-205 Maximum Feedback Level 20-74 3-179, 3-183 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 332 Node Address 9-18 3-103 No-flow Delay 22-24 3-199 No-flow Function 22-23 3-199 No-flow Power 22-30 3-200 Number Of Pumps 25-06 3-237 Number Of Starts 15-08 3-144 Obw Time 25-25 3-240 Occurrence 23-04 3-215 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 333 Power Correction Factor 22-31 3-200 [Power Hp] 16-11 3-152 [Power Kw] 16-10 3-152 Power Reference Factor 23-80 3-226 Power Restore 3-92 3-39 Power Section 15-41 3-149 Power-ups 15-03 3-143 Preset Reference 3-10 3-34 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 334 Readout: Prog. Set-ups / Channel 0-14 Reference % 16-02 3-151 Reference 1 Source 3-15 3-35 Reference 2 Source 3-16 3-36 Reference 3 Source 3-17 3-36 Reference Function 3-04 3-33 Reference Site 3-13 3-34 6-10 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 335 [Speed At No-flow Rpm] 22-83 3-210 [Speed Rpm] 16-17 3-153 Square-linear Curve Approximation 22-81 3-208 Stage Function 25-27 3-241 Stage Function Time 25-28 3-241 Staging Bandwidth 25-20 3-238 Staging Mode At Alternation 25-56 3-247 6-11 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 336 3-64 Terminal 27 Mode 5-01 3-47 Terminal 27 Pulse Output Variable 5-60 3-77 Terminal 29 Digital Input 5-13 3-54 Terminal 29 Digital Output 5-31 3-66 Terminal 29 Mode 5-02 3-47 6-12 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 337 Terminal X42/9 Max. Scale 26-52 3-257 Terminal X42/9 Min. Scale 26-51 3-256 Terminal X42/9 Output 26-50 3-256 Terminal X42/9 Output Bus Control 26-53 3-257 Terminal X42/9 Output Timeout Preset 26-54 3-257 6-13 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...
  • Page 338 Warning Speed Low 4-52 3-43 Warning Word Warning Word 16-92 3-159 Warning Word 2 16-93 3-159, 4-5 Work Point Calculation 22-82 3-209 Working Days 0-81 3-17 Xif Revision 11-17 3-117 6-14 ® MG.11.C6.22 - VLT is a registered Danfoss trademark...

Table of Contents