User's Guide for Integrated Drive System
Contents
1. Nominal current Continous overcurrent 230V 230V 230V 230V 230V 9A 9 9A 20A 3x400V phase 0 37 kW 0 55 kW 0 75 1 1 kW 1 5 kW 2 2 kW 3x400V 3x400V 3x400V 3x400V 3x400V 3x400V voltage Nominal current Continous overcurrent PASSIVE TEMPERATURE SENSORS Type Sensor element Temperature range Enclosure Enclosure class Cable connection 4FKP T1 NTC 100kohm 39 50 C Plastic IP54 cable gland downwards 2 1m PVC cable Type Sensor element Temperature range Enclosure Enclosure class Cable connection 5 6A 6 1A 10A 4FKP T2 NTC 10kohm 39 50 C Plastic IP54 cable gland downwards 2 1m PVC cable 2wire x 0 5mm2 2wire x 0 5mm2 Dimensions 100 x 100 x 38mm Dimensions 100 x 100 x 38mm FRABIL Frabil El AB Telefon 040 28 70 90 ERACON Bjur gatan 38 Fax 040 18 47 09 pie 211 24 Malm www frabil se Notes FRABIL Frabil El AB Telefon 040 28 70 90 eee Bjur gatan 38 Fax 040 18 47 09 GRUPPEN 211 24 Malm www frabil se FRABIL Frabil El AB Telefon 040 28 70 90 eee Bjur gatan 38 Fax 040 18 47 09 GRUPPEN 211 24 Malm www frabil se2. e Pressure control The FKP will use an external or internal pressure sensor to control pressure with its output frequency e Temperature compensated pressure control This has the same function as pressure control with the exception that a temperature FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 www frabil se sensor is used to compensate the reference pressure e Temperature control Controls the motor frequency using a temperature signal 0 10V REFERENCE The alternative 0 10V reference in parameter 36 sets the drive to be controlled by a 0 10V reference like an ordinary variable speed drive In this mode OV on terminal 2 corresponds to minimum motor frequency parameter 8 and 10V corresponds to maximum motor frequency parameter 7 PRESSURE CONTROL The FKP is equipped with a built in pressure controller and a pressure sensor with a range of 1000 1000Pa To use this controller select Pressurecont in parameter 36 Control method It is also possible to use an external pressure sensor with the FKP Such a sensor should be designed to emit a 0 10V signal proportional to pressure The internal pressure sensor has two external 5mm hose connections The positive side where overpressure reads as a positive pressure is marked with a next to the connection Setting up the FKP pressure controller is simple and fast The pressure cont
3. 2124 22 M4M 0 1 2 3 4 5 6 7 8 9 10 11 12 Alarm Start stop NTC L N QU VW Tk Tk Incoming 230VAC Figure 2 Connection for pressure control with fixed frequency activated by smoke detector This product can cause a D C current in the protective conductor Where a Residual Current Device RCD is used for protection in case of direct or indirect contact only an RCD of Type B is allowed on the supply side of this product Otherwise another protective measure shall be applied such separation from the environment by double or reinforced isolation FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 www frabil se 4 The upper circuit board is galvanically isolated from the incoming phases All signal and control cables are connected to screw clamps on this board Terminals 21 to 24 are connected to the alarm relay They are fully isolated from all other voltages within the drive and are capable of switching 8A at 250VAC Terminals 21 and 24 are connected by the relay when the drive is free of faults Terminals 21 and 22 are connected when there is an alarm or the drive is not powered Terminals M M and 0 are the MODBUS terminals M corresponds to MODBUS D1 or B while M is DO or A 0 is the MODBUS common ground potential A 10V reference voltag
4. unit especially 185 on the incoming and outgoing phases and le protective earth Always use the included EMC cable gland to connect the screen of the motor Figure 6 Drill plan and outer dimensions cable Excessive slack on these conductors or faulty connection of the cable screen may cause radio interference The pressure connections are sized for 5mm PVC hose 185 18 o 283 237 310 Figure 7 FKP dimensions FRABIL Frabil El AB Telefon 040 28 70 90 cana Bjur gatan 38 Fax 040 18 47 09 GRUPPEN 211 24 Malm www frabil se 10 OPTIONS The FKP can be equipped with several options in order to provide a complete ventilation control solution MODBUS RTU or Ethernet IP allows easy monitoring and remote control A built in timer allows control of the drive s pressure or frequency reference based on time of day and weekday MODBUS RTU With the RS485 MODBUS option the FKP can communicate with a MODBUS master using MODBUS RTU Essentially all the settings that can be changed via the menu system can also be changed via MODBUS See the MODBUS Data Dictionary for more information or contact us if you wish to customize the available data MODBUS SETTINGS Nr Parameter Value 50 MODBUS address 1 247 None Even 51 MODBUS parity Odd 2400 4800 52 MODBUS baudrate 9600 19200 MODBUS parameters are available under Syst
5. 09 6 RUPPEN 211 24 Malm www frabil se FRABIL FRACON NS is C Tillverkardeklaration EMC och Els kerhet Declaration of Conformity PRODUKT FKP frekvensomriktare 0 37 2 2kW 230V TILLVERKARE Frabil El AB Bjur gatan 38 21124 Malm Tfn 040 28 70 90 DIREKTIV EMC 2004 108 EC NORMER EMISSION EN 61000 6 3 2001 EN 55022 1998 A1 2000 A1 Class B NORMER IMMUNITET EN 61000 6 2 2005 EN 61000 4 2 3 4 5 6 11 DIREKTIV ELS KERHET 2006 95 EC LVD NORMER EN 50178 1997 Tillverkaren f rs krar p eget ansvar att den produkt som denna f rs kran avser verensst mmer med de krav som anges i ovan angivna EU direktiv DATUM UNDERSKRIFT 2007 09 17 Hans Fransson FRAPIE Frabil El AB Telefon 040 28 70 90 Eve Bjur gatan 38 Fax 040 18 47 09 6 RUPPEN 211 24 Malm www frabil se TECHNICAL DATA Type Power supply Motor power Temperature range Enclosure Outputs Inputs FKP 230VAC 50Hz 3x400V 50 Hz up to 2 2kW 25 40 C IP54 4 20mA 10V reference 2x 0 10V 2x 24V digital Analog NTC PT1000 Motor PTC Cable connections Pressure sensor Pressure connection Alarm relay Communication Size Weight 2st M20x1 5 and 2st M16x1 5 cable glands 1000Pa internal 1Pa resolution Two 5mm 250VAC 8A MODBUS option 310 x 185 x 135mm 3 8kg 230V phase 0 37 kW 0 55 kW 0 75 kW 1 1 kW 1 5 kW 2 2 kW voltage
6. FRABIL FRACON FKP User s Guide for Integrated Drive System Rev 2 2 KRABI Frabil El AB Telefon 040 28 70 90 is FRACON Bjur gatan 38 Fax 040 18 47 09 fei RUPPEN 211 24 Ma Im www frabil se FUNCTION The FKP is a complete control center for ventilation fan drives It is the easiest and most cost effective way to perform constant pressure control in ventilation systems The drive is equipped with an internally mounted pressure sensor but it can also be connected to an external sensor Several types of external temperature sensors can be connected in order to perform temperature compensated pressure control The FKP can also be equipped with a Real Time Clock which makes the drive capable of various forms of scheduling These include lowering the pressure reference at night and weekly pressure schedules Monitoring is done with the onboard alarm relay and analog output and optionally via MODBUS The drive s enclosure is water and dustproof to IP54 Settings and parameters can be viewed and changed in plain English or Swedish on the FKP s large display using an easy to use menu system controlled by a navigation wheel WARNING THE DRIVE MAY RESTART AUTOMATICALLY Always disconnect power and wait 5 minutes before performing work FRABIL Frabil El AB Telefon 040 28 70 90 cami Bjur gatan 38 Fax 040 18 47 09 6 RUPPEN 211 24 Malm www frabil se USAGE INSTRUCTIONS When the driv
7. ameter 6 Drive info An indication of which options are included in the drive is also shown FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 www frabil se 8 FAULTS AND ALARMS If a fault occurs it is always shown on an error screen The faults are divided into three categories The following faults are in the first category e Phase fault which occurs when an incoming phase or neutral is interrupted or when the input voltage is very low e Over voltage which occurs when the drive s DC voltage is too high This may occur during grid surges or when the down ramp is set too fast for the mass of the fan The drive will restart automatically 60 seconds after any fault in the first category ceases The countdown to restart is shown on the screen The drive will restart an unlimited number of times after faults in the first category If the fault persists the drive will go into alarm mode after 60 seconds This will be indicated by the text Drive alarm and by the alarm relay changing to the fault state Once the drive is in alarm mode it can only be brought out of it by pressing the encoder wheel or by interrupting the power to the drive long enough for it to turn itself off 15 30 seconds normally The second category works exactly like the first with the exception that only 5 restarts are allowed before the drive goes into alarm mode The f
8. aults in the second category are e Over load occurs when the drive is subjected to a current of more than 15096 of its nominal value e Over temp occurs when the temperature in the power components of the drive exceed 90 C The third category of faults bring the drive directly to alarm mode and consists of the following faults e Motor prot is triggered when the motor current is more than 10 higher than the setting of the parameter Motor settings Motor prot for an extended period The time to fault will be shorter the higher the overcurrent is e If aPTC type thermal protection device is connected to the Tk terminal it will cause the fault Motor PTC when it overheats e n pressure controlled mode the drive will also be subject to Over press and Under press faults These occur when the pressure is too high or too low compared to the settings of the pressure controller These faults are special in that they can be set to not stop the drive This is controlled by the Press Temp settings Stop on alarm To aid in troubleshooting the FKP will record all faults for later viewing This recording will not be reset by loss of power to the drive The faults are shown in the System settings System error log parameter The first items shown are the total count of errors of each type that have occurred Below the separating line the last 8 faults are shown The most recent fault is shown at the top Each
9. aused by wind etc the alarms are delayed In order to cause an alarm the pressure must be outside the limits for longer than the time set in parameter 40 TEMPERATURE CONTROL It is also possible to control the FKP by temperature only This mode is chosen by selecting Temp contr in parameter 28 Temperature control works by changing motor frequency proportional to temperature just like how temperature compensation changes the pressure reference This is shown in figure 4 Parameter 34 sets the temperature at which maximum motor frequency is used and parameter 33 sets the temperature for the minimum The maximum and minimum motor frequencies are set in the usual manner with parameters 7 and 8 in the Motor settings menu Motor frequency Hz n Temperature C Min Temperature Max Temperature Figure 4 Temperature control FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 Www frabil se MOTOR SETTINGS The FKP is easily set up to work with the specific motor it is to be connected to Simply set nominal voltage and frequency parameters 14 and 15 to the values printed on the motor The maximum nominal voltage depends whether the drive is of the 1 phase or 3 phase type Min voltage parameter 13 is the voltage the drive would output at 0 Hz motor frequency This is the voltage needed to overcome the resistance in the motor and make it turn at lo
10. brate actual pressure to zero now Gain applied to the difference between the ee o aaexseseopemr The colors mark which parameters are active dependant on the choice of Control method Type of temperature sensor active sensors are connected to terminal 2 NM m roj ro m N Jojo m RICO CO oo co 99 GO NISIA m mio co oO N ABICO oa FRAPIE Frabil El AB Telefon 040 28 70 90 E Bjur gatan 38 Fax 040 18 47 09 6 RUPPEN 211 24 Malm Www frabil se 12 Appendix A QUICK REFERENCE TO FKP MENU SYSTEM MOTOR SETTINGS Parameter Value Description eq 0 200Hz pper limit for motor frequency eq 0 200Hz ower continous limit for motor frequency mp down time 4 6008 Minimum acceleration time to 50Hz motor frequency anna 7 o Ramp up time 1 600s 60 Minimum decceleration time from 50Hz motor frequency f s s e e 4 42 Fixed freq 0 200Hz 50Hz Pied moror frequency used when setting 43 is Yes and terminal 6 is high s s 0 7A to Rated motor current drive will trip if this is Motor pr t nominal current udin exceeded by more than 10 On will allow the motor to coast to a stop Coast stop On Off Off will brake it electically 13 Min voltage 0 50V 20V Lowest voltage the drive will give out Also sets I R kompensation Nom voltage 0 230 400V 230 400V Nominal rated voltage of the motor Nom frequency 0 200Hz Nominal rated frequency of the motor Relation betw
11. corresponding to OV should be set in parameter 24 and the pressure corresponding to 10V in parameter 26 This should always be followed by a zeroing of the pressure as described above OUTSIDE TEMPERATURE COMPENSATION The FKP is equipped to compensate for pressure changes in ventilation systems caused by the changing outside temperature When the outside temperature drops a chimney effect often occurs in ventilation channels causing increased airflow To compensate for this the pressure reference is lowered as seen in figure 3 To activate temperature compensation select Tempcomp Pr cont in parameter 36 Control method Pressure Pa Pressure reference Pressure reduction Temperature C Min Temperature Max Temperature Figure 3 Outside temperature compensation The pressure reduction is applied to the reference pressure parameter 19 and changes FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 www frabil se 6 linearly with temperature The maximum reduction is set with parameter 35 Pressure reduction starts when the temperature drops below the value set in parameter 34 and continues until the temperature reaches the value set in parameter 33 Below that temperature the pressure reference is held constant at maximum reduction Outside temperature compensation requires an external temperature sensor Several types of sensors ar
12. e compatible with the FKP 4FKP T1 100kohm and 4FKP T2 10kohm NTC sensors and PT1000 sensors with optional adapter are connected to terminal 9 An active 0 10V sensor can also be used it is then connected to terminal 2 In case an active sensor is used the temperature corresponding to OV is set in parameter 30 and the temperature corresponding to 10V in parameter 32 The type of sensor to be used is set in parameter 28 PRESS TEMP SETTINGS Outside temperature compensation Temperature control Nr Parameter Value NTC 100k NTC 10k 28 Temp sensor type PT1000 Active 30 Active temp min 50 0 C 32 Active temp max 0 100 C 33 Temperature min 50 50 C 34 Temperature max 50 50 C 35 Press reduction 0 500Pa PRESSURE CONTROLLER ALARMS The FKP will always indicate a pressure alarm via the alarm relay If parameter 37 is selected set to yes the drive will also stop on these alarms Otherwise the drive will continue to run the motor during these alarms Alarm limits for under and overpressure are set with parameters 38 and 39 respectively PRESS TEMP SETTINGS Pressure controller alarms Nr Parameter Value 37 Stop on alarm Yes No 38 Alarm upper lim 1500 1500Pa 39 Alarm lower lim 1500 1500Pa 40 Alarm delay 0 1000s To prevent the pressure alarms from tripping during short pressure pulses c
13. e is available on terminal 1 Terminal 2 is the 0 10V frequency reference input It can also be used to connect an external active temperature sensor When used as a frequency reference the frequency is proportional to the input voltage Signal common is available on terminals 3 8 10 and 12 Signal common is for EMC reasons connected to protective earth through a 40nF capacitor and a 100kohm resistor Terminals 4 and 6 are 24V digital inputs Connecting 24V to terminal 4 makes the motor run forwards Connecting 24V to terminal 6 either makes the motor run in reverse or makes the motor run at a fixed frequency Which depends on the setting of System settings Use fixed freq A 24V output is available on terminal 5 Terminal 7 is a 0 10V analog input which can be used to connect an external pressure sensor Terminal 9 is used to connect an external passive NTC thermistor It can also be used to connect an optional PT1000 adapter Terminal 11 is a 4 20mA output which may be loaded with 0 750 ohms The function of the output is chosen with the setting System settings 4 20mA output The choices are measured pressure or motor frequency The values are scaled such that the maximum value of the signal corresponds to 20mA and zero to 4mA lf the internal pressure sensor is used the pressure range of the output is 0 1000Pa If you wish to customize the function of these terminals do not hesitate to contact us Terminal Nr 21 Ala
14. e is powered its status is shown on the display If the start signal is not connected Drive Stopped is shown Upon connection of the start signal to terminal 4 or 6 the drive will start and the status screen will be shown Press the wheel to activate the display backlight and turn it to enter the menu system To prevent tampering with the drive the menu is protected by a code Turn the wheel to change the digits and press it when done with a digit A correct code will activate the menu system an incorrect will lead back to the status screen there is no limit on the number of entry attempts When the code has been entered the menu system can be accessed for 20 minutes before the code has to be entered again The code cannot be changed and is always 1764 It is also printed on the inside of the connection hatch lid There is one top level menu and several sub menus The basic menu system has four sub menus Drive settings Press Temp settings Motor settings and System settings Navigate between the menus by turning the wheel and choose a menu by pressing it To exit a menu level select Back In the sub menus there are settings parameters that can be changed To change a parameter press the wheel when it is selected This will show the text Choose or Change together with the value to be changed Turn the wheel to change the value and press it to confirm the change and return to the sub menu Some menu it
15. een motor frequency and 16 Voltage profile voltage Fan is especially adapted to fan drives Switching freq 5 14kHz 12 5kHz Switching frequency of the drive SYSTEM SETTINGS Nr Parameter Value Defaut Description Swedish r Fixed motor frequency is used when setting st fixed fred 43 is Yes and terminal 6 is high 4 20mA output Motor freq The signal output on the 4 20mA output For Pressure frequency scaling see the manual Shows the time the drive has been running System log Days and hours with start signal connected 5 levetem error See error Shows the count of each type of fault and UO screen the 8 most recent faults Drive into Type firmware The type manufacturer firmware revision nes date power rating and options of the drive Reset logs YesNo oc Resets the system error log fthe i variabl f th 3 System states System data Shown many o t e internal variables of the system for service use Sys freezeframe System data Service use STATUS SCREENS Screen Values Description Pressure temp ref Information screen Freq timer Voltage Current Gives access to the parameters of the drive see the inside Code screen Menu code of the hatch lid Over voltage Phase fault Over load Over temp Error screen Motor prot Motor PTC Over press Under press Stopped screen Drive stopped text Ei when the drive is stopped due to missing start EEPROM error 2 when
16. em settings MODBUS settings and consist of address parity and baudrate bitrate BUILT IN TIMER The optional built in Real Time Clock RTC allows lowering the reference value of the drive be it pressure temperature or frequency based on almost arbitrary schedules The RTC has a backup battery to allow it to keep track of the time even when the FKP has no external power applied The current time and day is set with parameter 56 and 55 respectively under System settings System clock Nr Parameter Value Monday 55 System clock Sunday 56 System clock hh mm ss The weekly schedule is set under Timer settings by first choosing one of seven available programs parameter 50 This is followed by choosing the start and stop times the day to run the program and the reference value while running it From the factory all programs are deactivated by setting Run Px on parameter 51 to No days The starting time is set with parameter 52 and the stop time with parameter 53 If the stop time is set before or the same as the start time the program will run from the start time on the chosen day to the stop time on the next day For example if the chosen day is Monday the starting time is 14 00 and the stopping time is 07 00 the program will run from 14 00 on Monday until 07 00 on Tuesday The reference value parameter 54 is expressed as a percentage of the active reference va
17. ems are only informational and cannot be changed Press the wheel to exit these menus If a fault occurs an error screen will be shown explaining the nature of the fault If the fault no longer persists a countdown to automatic restart will be shown When this count reaches zero the drive will restart If the fault is an alarm press the wheel to reset it and start the countdown For further details on error handling see the chapter Faults and Alarms Appendix A and B contain a quick reference to all the settings in the FKP and its options CONNECTION The drive has two circuit boards with screw clamps On the lower row are the incoming power terminals These are L and N Protective earth is connected to the terminals marked with the ground symbol Outgoing motor phases are marked U V and W The motor thermal protection device PTC type should be connected to the terminals marked Tk This terminal is a power terminal and is not safe to touch or connect to low voltage systems If the Tk terminals are not used they must be connected shorted together otherwise the drive will stop with a Motor PTC fault display it ea ea M M 0 1 2 34 5 6 7 8 9 1011 12 Alarm Start stop v le e v v w Tk Incoming 230VAC Uy e Figure 1 Connections for 0 10V reference and running forwards From smoke detector display
18. enu system can be changed with parameter 1 Language Two choices are available in the current version of the drive English and Swedish A fixed frequency can be chosen with parameter 42 which will be activated by terminal 6 when selected by Use fixed freq parameter 43 The fixed frequency has priority over the 0 10V reference input and over the temperature controller This means that when activated the fixed frequency will override pressure control and run the drive at the set fixed frequency The error history of the drive can be reset with Reset logs SYSTEM SETTINGS Nr Parameter Value 1 Language Swedish English 43 Use fixed freq Yes No Motor frequency 44 4 20mA output Pressure System log Days and Hours System error log Se error screen Drifts information Type firmware System states System data 4 5 6 2 Resetlogs Yes No 3 45 Sys freezeframe System data System states and Sys freezeframe show the internal state of the system at the present time and at the time of the last fault respectively These are mainly intended for factory troubleshooting System log parameter 4 shows the number of hours the drive has been running with start signal and not faulted The counter cannot be reset but shows the total number of hours running since the drive was manufactured The type and software revision date of the FKP can be read in par
19. fault has a number to shown how many faults have occurred in total For example the third fault to have occurred is numbered 3 It is possible to reset the error history of the drive using the System settings Reset logs parameter This will have no other effect on the drive In the unlikely event that a fault occurs when reading from the memory where the drive s settings are stored the screen will show Error reading EEPROM data Default settings used All drive settings will then return to factory defaults If the error occurs more than once contact service DRIVE STOPPED If a start signal is not connected to either terminal 4 forward or 6 reverse the display will show the drive stopped screen The menus can as always be accessed by turning the encoder wheel INFORMATION SCREEN The FKP shows many types of information while running to aid in diagnostics and troubleshooting When the drive is active a start signal is connected and no faults have occurred the display will show relevant status information Output frequency motor current and output voltage will always be shown If pressure control is selected the screen will also show the current pressure If temperature compensation or temperature control is selected the current outside temperature will also be shown If no control is selected the 0 10V frequency reference value will be shown Figure 5 Information screen in pressure controlled mode wi
20. lue of the drive For example if the drive has a pressure reference of 100Pa and the timer program reference is 70 then the drive will use a 70Pa reference while the program is running TIMER SETTINGS Nr Parameter Value 50 Chosen program P1 P7 No days Mon Sun 51 Run Px on Weekdays Weekends All days 52 Start time for Px 00 00 23 59 53 Stop time for Px 00 00 23 59 54 Refvalue of Px 0 100 If several programs are scheduled to run with overlapping times the program with the highest number will take priority For example if P1 is set from 12 00 to 17 00 with reference 3096 and P7 is set from 15 00 to 16 00 with reference 10 then the drive will run with 30 reference from 12 00 to 15 00 with 1096 reference from 15 00 to 16 00 and with 3096 reference from 16 00 to 17 00 In case one or more programs are active but not performing any reference reduction presently that is not scheduled to run at this time the information screen will show P in the lower right corner When a program is running and reducing the reference the screen will show the program number and the reference reduction as seen in Figure 5 FRABIL Frabil El AB cin Bjur gatan 38 cRuPPEN 211 24 Malm Telefon 040 28 70 90 Fax 040 18 47 09 Www frabil se 11 Appendix A QUICK REFERENCE TO FKP MENU SYSTEM DRIVE SETTINGS Nr Parameter Value Defaut Descri
21. ption 0 10V ref 36 Control method 0 10V ref Choose the way the drive is controlled Choices are 0 10 V frequency reference Pressure control with or without temperature compensation Temperature control only Preset setting of entire drive changes both Custom motor and pressure parameters Returns to 18 Preset setting 50Hz Standard P P Custom as soon as any other parameter is 50Hz Fan changed PRESS TEMP SETTINGS Parameter Value Deam Description Pressure reference of the controller also shows actual value and pressure reference value after temperature compensation 0 1500Pa 0 950Pa o Magnitude of the decrease of the pressure 0 pressure ref Pa reference at the lower temperature compensation corner point 50 50 C Upper corner point for temp comp 50 50 C Lower corner point for temp comp Yes will stop the drive and activate the alarm Yes No Yes relay on pressure alarms No will only activate the alarm relay 1500 1500Pa 999Pa Alarm limit for overpressure 1500 1500Pa Alarm limit for underpressure 0 1000s 100sek Time until a pressure alarm is generated NTC 100k NTC 10k NTC 100k PT1000 Active 50 0 C Temperature with OV from active sensor 0 100 C Temperature with 10V from active sensor Internal Internal Pressure sensor type External 1500 0Pa OPa Pressurewith OV from external sensor Yes No Cali
22. rm Common 24 Alarm OK 22 Alarm Fault Function M MODBUS B or D1 M MODBUS A or DO 0 MODBUS Common 1 10V Reference 2 0 10V IN 1 frequency external active temperature sensor 3 Signal common 4 24V Digital In 1 forward 5 6 24V Output 24V Digital In 2 reverse fixed frequency 7 0 10V IN 2 external pressure sensor 8 Signal common 9 External passive NTC PT1000 temperature sensor 10 Signal common 11 4 20mA OUT 12 Signal common DRIVE SETTINGS The FKP has several presets built in which make setting up a drive both faster and safer A preset is a group of values for all the parameters in the menu system They allow configuring all the parameters of the drive in a few seconds Not all presets may be available in all types of the drive DRIVE SETTINGS Nr Parameter Value Custom 50Hz Standard 50Hz Fan 18 Preset setting 0 10V ref Pressurecont Tempcomp Pr cont Temp contr 36 Control method Note When chosen these presets change all the settings of the drive including those of the pressure controller As soon as any parameter in the menu system is changed the chosen preset will return to Custom The way the drive is controlled is selected with parameter 36 There are four ways the FKP can be controlled e 0 10V frequency reference input The FKP is controlled by a voltage on terminal 2 like an ordinary variable speed drive
23. roller is of Pl type Its gain is set with parameter 20 and its integration time with parameter 21 If an integration function is not desired set the time to 0 The reference pressure of the controller is set with parameter 19 The output of the controller which is the motor frequency is limited by the maximum and minimum motor frequency limits parameters 7 and 8 It is also limited by the ramp times parameters 9 and 10 Note that parameter 7 to 10 are located in the Motor settings menu and that they affect the operation of the drive in all modes PRESS TEMP SETTINGS Pressure controller settings Nr Parameter Value 19 Pressure ref external 0 1500Pa internal 0 950Pa 20 Controller gain Kp 0 999 21 Integ time Ti 1 999 Internal 22 Press input External 24 Ext min press 1500 OPa 26 Ext max press 0 1500Pa 27 Zero pressure Yes No Parameter 22 is used to select the type of pressure sensor in use internal or external The pressure sensor internal or external can be calibrated by setting the zero pressure point This is done by selecting Yes on parameter 27 when there no difference in pressure applied to the pressure inputs The FKP will use the measured pressure as the new zero pressure point The internal sensor is calibrated from the factory and usually does not require further calibration If an external sensor is to be used the pressure
24. th temperature compensation The built in timer is active and is reducing the pressure reference by 8096 FRABIL Frabil El AB E Bjur gatan 38 GRUPPEN 211 24 Malmo Telefon 040 28 70 90 Fax 040 18 47 09 www frabil se MOUNTING The FKP is water and dust protected up to IP54 8 50 classification It is quickly and easily mounted on almost any flat surface See Figure 6 for mounting hole drill plan The hole diameter on amp E e the FKP is 5 5mm and the holes have a 168 convenient keyhole shape to allow quick mounting To maintain water protection the seal on the hatch must be undamaged and the screws tightened Never attempt to open or disassemble the drive in any way other than opening the hatch as this will damage the water protection Always use the cable glands to pass cables through the enclosure If a cable gland is not in use replace it with the provided plug The drive must always be mounted vertically i when mounted in free air in order to maintain convection for cooling Allow at least 100mm of free space above and below the FKP when i mounted thusly Mounting the drive in the airflow of the fan it controls is recommended and allows mounting in orientations other than i vertical In any mounting situation good cooling will improve the service life of the drive Y 3 The reverse side of the connection hatch contains a quick connection reference Always V use short conductors inside the
25. the internal memory of the drive can not be Always shown in when drive is running Showns P or xx Px if the drive has an active timer function Shows drive faults and alarms Alarms are reset by pressing the encoder wheel FRAPIE Frabil El AB Telefon 040 28 70 90 Eve Bjur gatan 38 Fax 040 18 47 09 6 RUPPEN 211 24 Malm Www frabil se 13 Appendix B QUICK REFERENCE TO FKP OPTIONS MENUS TIMER SETTINGS Nr Parameter Value Detaun Description Chosen program P1 P7 Choose a program to change No days Mon SUN Choose which days the program should 51 Run Px on Weekdays UNGA Weekends i All days the program starts Choose which time the program stops If 53 Stop time for Px 00 00 23 59 the chosen time is before the start time the program will run until the next day Percentage of pressure or frequency 54 Ref value for Px 0 100 10096 reference used when the program is active CLOCK SETTINGS under System Settings Monday System clock A Sets the current day System clock hh mm ss Sets the current time of day MODBUS SETTINGS under System Settings Nr Parameter Value peran Description MODBUS Address aos the MODBUS address of this MODBUS parity nt Choose MODBUS parity 2400 4800 E MODBUS baudrate 9600 19200 19200 Choose MODBUS communication bitrate FRABIL Frabil El AB Telefon 040 28 70 90 Eve Bjur gatan 38 Fax 040 18 47
26. ve this setting It also allows shorter overloads beyond this limit If Coast stop parameter 12 is selected the drive will not attempt to ramp the motor down when the start signal is disconnected Rather it will stop driving the motor allowing it to freewheel to a halt This parameter generally does not need to be changed in fan applications The FKP has several voltage profiles parameter 16 each adapted to a different load The linear profile will increase the voltage proportionally to the frequency The fan profile will increase the voltage proportionally to the square of the frequency which is a good adaptation to fan loads There is also an automatic profile which can be useful in special applications with varying load on the motor 7 The switching frequency of the drive parameter 17 can be altered to suit the application In general a higher frequency will mean less noise but higher losses and more electromagnetic interference MOTOR SETTINGS Nr Parameter Value 7 Maxfreg 0 200Hz 8 Min freq 0 200Hz 9 Ramp up time 1 600sek 10 Ramp down time 1 600sek 42 Fixed freq 0 200Hz 11 Motor prot 0 8 8A 12 Coast stop On Off 13 Min voltage 0 50V 14 Nom voltage 0 230 400V 15 Nom frequency 0 200Hz 16 Voltage profile Linear Fan Auto 17 Switching freq 5 14kHz SYSTEM SETTINGS The language used in the drive s m
27. w speeds This voltage is used as a compensation factor which decreases as the frequency approaches nominal In actual use with fans it is seldom necessary to adjust this parameter However if the fan does not turn as intended at low speeds increase this parameter incrementally until it does Set maximum and minimum frequencies parameters 7 and 8 as required in the application Note that the minimum frequency is the lowest frequency the drive will run at continuously The drive will always ramp from 1 Hz at startup The ramp times parameters 9 and 10 describe the time taken for the drive to ramp from 0 to 50Hz or 50 to OHZ Note that if the down ramp is slightly too fast the drive will automatically extend it to prevent an overvoltage fault Overvoltage occurs due to the motor being run as a generator while ramping down A fixed frequency parameter 42 can be chosen which will be activated by terminal 6 when selected by System settings Use fixed freq The fixed frequency has priority over the 0 10V reference input and over the temperature and pressure controllers This means that when activated the fixed frequency will override pressure control and run the drive at the set fixed frequency The drive has a built in motor protection circuit which works by preventing continuous overcurrents The parameter Motor prot nr 11 should be set to the nominal current of the motor The drive has a 10 continuous overload margin abo
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