Home

Operating Instructions EF1 Microdrive

1. 6 2 3 Environmental Specifications 6 2 4 Electrical Specifications 7 2 5 Control Features Specifications 7 2 6 Dimensions and Weights 4552 554 RS 8 3 Receiving and 10 3 1 Preliminary 10 3 2 Installation Precautions Dobe AM Re da tee RU 10 3 3 Interference Suppression 4 10 2 9 lsGerletals sums Sve warren Citer ueteri dores uie Bru a anes 10 3 3 2 Installation 21 1 4 14 6 11 4 die Uber reu End AREIS NS NUR E URS ta ee Rs 12 44 Introduction iue Toe Pee Rn RG we or Ka gee 12 4 2 General Wiring 2 12 4 21 Power WINING ser ated
2. 52 9 Fundamentals of Pl 53 971 Introductionis oer emp pe DI eR ET gere E obs 53 9 2 Configuration of PI Control Parameters 53 9 2 1 Parameter 801 1 53 9 2 2 Parameter 911 FCORR 4 53 9 2 3 Parameter 915 KP trer ta ing Mee Gan e wie eae 55 9 2 4 Parametr ITOR Soe dee ee ge ed 55 9 2 5 Parameter 917 1 1 34 55 9 2 6 918 peed teats vau er ge ga dees gee eared 55 9 3 Tuning the PI Control 0 56 10 Summary of EF1 58 Operating Instructions 10 06 03 0 37 4 0 02 Introduction and Safety Tips 1 Introduction and Safety Tips 1 1 General Information Z DANGER CAUTION Please read these instructions carefully and take all tips and suggestions they contain into account before installation a
3. Data Value Speed Control Run Stop Control 0 Keypad Keypad Forward only 1 Analog Input 1 Keypad Forward only 2 Keypad Terminals 2 wire maintained contact 3 Analog Input 1 Terminals 2 wire maintained contact 4 Keypad Terminals 3 momentary 5 Analog Input 1 Terminals 3 wire momentary 6 113 Terminals 2 wire 7 l B Terminals 3 wire 8 EMOP1 2131 Terminals 2 wire 9 EMOP1 21131 Terminals 3 wire 10 Keypad Keypad Forward and Reverse 11 Analog Input A1 Keypad Forward and Reverse 1 Commanded output frequency returns to the value of parameter 301 FMIN when the drive is stopped 2 Commanded output frequency remains at the previous setpoint when the drive is stopped 3 The parameters 902 D2 906 D6 that set the functions of the designated digital inputs for EMOP must be configured as Speed and Speed data codes 8 and 9 to complete the implementation See page 44 for more information 9 Range O 11 Default 0 Operating Instructions EF1 0 37 4 0 EF1 Parameters 28 204 FSEL Speed Setpoint Selector Parameter 204 FSEL the Speed Setpoint Selector parameter configures What input from the terminal strip controls the output frequency A1 alone 1 plus A2 A1 minus A2 or selection of A1 or A2 by digital input Whether the signal is offset by the value of parameter 206 A1OFF or parameter 208 A2OFF
4. 606 949 9 816 Figure 14 PI Controller Functional Diagram Jo0jeJouatc dwey Bojeuy ZY 616 edhe m 2 5 oun oo o 0 oy 2 Br 2 r Gu LL Q 54 10 06 03 02_GB Fundamentals of PI Control 9 2 3 Parameter 915 KP Parameter 915 KP is the proportional feedback gain for the process control loop It deter mines the overall effect on the process for an incremental change in the feedback signal Generally when configuring this parameter you must observe the drive s response to an incremental change in the feedback input and then decide if this response is sufficient For example if the feedback input changes 1 V or 1 mA what is the drive s response Is it enough or too much 9 2 4 Parameter 916 Parameter 916 is the integral feedback gain for the process control loop This parameter determines the short term effects of a change in the feedback signal Generally when configuring this parameter you must observe the drive s response to an incremental change in the feedback input over a certain length of time and then decide if this response is acceptable For example if the feedback input changed 1 V or 1 mA for 5 seconds what is the drive s response Is it acceptable Would you prefer to have the drive ignore a change over such a short time period but
5. 0 1 15 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit When Set to 1 Signifies Bit When Set to 1 Signifies 8 Command Alternate Ramp 2 0 Initiate serial link control 9 not used 1 Set ref frequency by serial link 10 not used 2 Command Forward direction 11 not used 3 Command Reverse direction 12 Initiate DC injection braking 4 Use FEXT2 value as ref frequency 13 Perform a coast to stop 5 Command Preset Speed bit 1 14 not used 6 Command Preset Speed bit 2 15 Alarm or serial connection reset 7 Command Preset Speed bit 3 Range 0 65535 Default 0000 963 FEXT1 External Frequency Reference 1 964 FEXT2 External Frequency Reference 2 These parameters store two frequency values each of which may be selected to be the ac tive speed reference when the frequency is set via the serial link Range 0 1000 Hz Default 0 Hz Operating Instructions EF1 0 37 4 0 49 Troubleshooting 7 Troubleshooting 50 The following table shows the fault codes that may be displayed along with suggestions for recovering from the fault condition Code Description Suggestions for Recovery Reset the drive by pressing the STOP F1 Intra processor communication fault Rey Cycle power Consult BERGES Reset the drive by pressing the STOP F2 internal data error key Consult BERGES F10 watchdog timer fault Reset the drive by pressing the STOP F11 Internal clock error key Cyc
6. Paw eed da er perpe 12 4 2 2 0 12 4 3 ee ee Eee qb ER US 13 431 Voltage heb rra uter ted e A 13 4 3 2 Phase 2 ew persed RE RE EE RES 13 4 3 3 Single phase Operation 13 4 4 Power Terminals emere pepe enin te a 13 4 4 1 Description of the 1 13 4 4 2 Typical Power Connections 1 14 4 5 Dynamic 0 1 4 15 4 6 Gontrol Terminals eee POLE MAG eu PEU ettet era ade t 15 4 6 1 Description of the Control 15 4 6 2 Typical Connection 17 10 06 03 Operating Instructions 02 GB EF1 0 37 4 0 Table of Contents 5 Programming with the EF1 20 5 1 Introductionis heed died ach 20
7. Preset Frequency 2 005 FLT5 Most recent Fault 26 303 F2 30 Jog Frequency 102 FOUT Motor Output Frequency 26 402 ACC1 Acceleration Time 1 32 103 VOUT Motor Output Voltage 26 403 DEC1 Deceleration Time 1 32 104 IOUT Motor Output Current 26 502 BOOST Torque Boost 35 105 LOAD Load 26 605 SLIP Slip Compensation 38 107 TEMP Drive Temperature 27 607 TOL Bore Overload a 110 WARN Warning Code 27 1 log Meter Output 40 1 Selector 201 MODE Mode 27 704 R1 Relay R1 Selector 41 301 FMIN Frequency 30 705 R2 Relay R2 Selector 41 Analog Meter Output 302 Frequency 30 709 2 AQ Selector 40 6 3 Description of Parameters 10 06 03 02_GB 002 RVLVL Software Revision Read Only Parameter 002 RVLVL the AL Software Revision parameter displays the application layer software version 9 Range Operating Instructions 0 37 4 0 25 EF1 Parameters 26 003 IRAT Drive Rated Current Read Only Parameter 003 IRAT the Drive Rated Current parameter defines the nominal output cur rent of the EF1 Microdrive It serves as the 100 reference for all current measurements The parameter s value varies by model see Section 2 2 on page 6 Continuous drive capacity is 1 1 times the value of this parameter Range varies 005 FLT5 Most recent Fault Read Only 006 FLT4 Second oldest Fault Read O
8. 2 As soon as one of the arrow keys is pressed after briefly pressing the SHIFT key the speed is increased by one step 3 This may be increased by an additional step when the SHIFT key is pressed again while the arrow key is held down 5 5 3 Programming Procedure To program the value of a parameter follow these steps 1 Press the STOP key if the drive is still running 2 Press the Program PROG key to enter Level 1 Program mode To enter Level 2 press SHIFT PROG The PRG indicator will turn on 3 Press the UP DOWN arrow keys to access the desired parameter Operating Instructions EF1 0 37 4 0 23 Programming with the EF1 Keypad 4 Press the SHIFT key The blinking PRG display now shows that the parameter value can be changed By pressing this key again the display jumps back one step Now addition al parameters can be selected for editing without any changes in parameters having been saved 5 Press the UP DOWN arrows to select the new value 6 Press the ENTER key to store the new value The display shows STO stored for one second 7 Call up additional parameters using the UP DOWN arrow keys or exit the programming mode by pressing the PROG key to save the changed value the ENTER key must have been pressed beforehand 5 5 4 Restoring Factory Settings Whenever a parameter s value is being changed noted by the PRG indicator flashing the original factory setting for that parameter may be res
9. 3 inputs for seven preset frequencies selectable Control output 2 relay outputs 130 Vac 1 A 250 Vac 0 5 A Analog output 2 outputs 0 to 10 Vdc or 0 4 to 20 mA 500 max software adjustable programmable function DC injection braking Off or on with adjustable voltage 0 to 15 adjustable time 0 1 to 20 0 s or continuous activation by terminal strip or frequency Torque limit Programmable limit in percent of the nominal torque of the motor Speed ramps 0 1 to 600 0 s both primary and alternate ramps Operating Instructions EF1 0 37 4 0 Technical Characteristics Voltage boost Adjustable 0 to 25 or auto boost Voltage characteristic Linear or Quadratic Timed overload Programmable 0 100 of the nominal motor current Non defeatable protective features short circuit Overcurrent overvoltage overtemperature ground fault Slip compensation To achieve the speed set at maximum load 2 6 Dimensions and Weights Figure 1 EF1 Microdrive 0 37 kW 0 75 kW 1 230 V 2 N Model Power Weight A B D E EF1K2S003 0 37 kW 230 V 1 5 178 0 87 0 168 0 75 0 155 0 EF1K2S007 0 75 kW 230 V 1 5 178 0 87 0 168 0 75 0 155 0 NOTE Dimensions in mm Weight in kg 8 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB Technica
10. Motor cable with braided shield X Large area contacting of the cable shield Figure 3 Grounding cable shields Operating Instructions EF1 0 37 4 0 11 Connections 4 Connections A DANGER HAZARDOUS VOLTAGE Read and understand this manual in its entirety before installing or operating the Microdrive Installation adjustment repair and maintenance of these drives must be performed by qualified personnel e Disconnect all power before servicing the drive WAIT 5 MINUTES until the DC bus ca pacitors discharge Then measure the DC bus capacitor charge between the B and B terminals to verify that the DC voltage is less than 45 Vdc DO NOT short across DC bus capacitors or touch unshielded components or terminal strip screw connections with voltage present Install all covers and close door before applying power or starting and stopping the drive The user is responsible for conforming to all applicable code requirements with respect to grounding all equipment Many partsin this drive including printed circuit boards operate at line voltage DO NOT TOUCH Use only electrically insulated tools Before servicing the drive Disconnect all power Place a DO NOT TURN ON label on the drive disconnect Lockthe disconnect in the open position Failure to observe these precautions will cause shock or burn resulting in severe personal injury or death 4 1 Introduc
11. TOLO for a timed electronic trip to occur To derive a value for parameter 607 TOL use the following formula see page 26 for the values of parameter 003 IRAT _ _ Motor Nameplate Current Parameter 607 TOL of Parameter 003 IRAT 100 NOTE set this parameter to zero to disable the timed electronic trip function For parameter 610 TOLC set it to one of the following data values to configure the desired overload characteristic Data Value Tripping Characteristic Time Scale in Figure 13 Motor Type 0 Normal C Standard induction 1 Medium 2 B Standard induction 2 Fast 2 A Standard induction 3 Shear pin Standard induction 4 Normal 121 Inverter duty Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB EF1 Parameters Data Value Tripping Characteristic 1 Time Scale in Figure 13 Motor Type 5 Medium 21 B Inverter duty 6 Fast 2 A Inverter duty 7 Shear 131 Inverter duty N CAUTION 10 06 03 02_GB 1 Data values 0 3 have reduced thresholds below 40 Hz values 4 7 follow the 40 Hz curve at any speed 2 Trip time at 150 of 607 TOL setting is 60 s for Normal 30 s for Medium and 6 s for Fast 3 Trip time at 110 of 607 TOL setting is instantaneous for shear pin effect A Trip Time s 36 180 360 30 150 300 24 120 240 Hee San ee CTT 12 60 120 6 30 60
12. 0 0 0 50 100 150 Percent Load Figure 13 Timed Overload Trip Point Parameter 607 TOL Range 0 100 Default 100 Parameter 610 TOLC Range 0 7 Default 0 608 NRST Trip Restart Number of Attempts 609 DRST Trip Restart Time Delay You may configure the drive to attempt to re start a specified number of times after certain faults occur Section 7 starting on page 50 lists all faults and notes which ones may be reset automatically The number of attempts at re starting is set with parameter 608 NRST a value of 0 pre vents the drive from attempting a re start The time duration that must elapse between re start attempts is set with parameter 609 DRST If the number of attempted re starts is exceeded the drive will trip with fault F90 and stop operating Resetting the fault can result in instant starting See page 51 for more in formation on fault F90 Note that for 2 wire operation the FWD or REV terminal must still be active for the drive to attempt a re start Also note that the counter for attempted re starts will not reset to zero until ten minutes after a successful re start UNINTENDED EQUIPMENT ACTION Ensure that automatic re starting will not cause in jury to personnel or damage to equipment Failure to observe this instruction can result in serious injury or equipment damage 9 Parameter 608 NRST Range 0 8 Default 0 tries disabled Parameter 609 DRST Range 0 0 60 0 s Default 0 1 s Operating Instru
13. 35 503 V Hz Knee Frequency L2 30 1000 Hz 50 Hz 36 504 SKBND Skip Frequency Band L2 0 2 20 0 Hz 1Hz 36 505 SK1 Skip Frequency 1 L2 0 0 1000 0 Hz 0 Hz 36 506 SK2 Skip Frequency 2 L2 0 0 1000 0 Hz 0 Hz 36 507 SK3 Skip Frequency 3 L2 0 0 1000 0 Hz 0 Hz 36 508 MNLP Motor Saturation L2 15 8596 Model dependent 37 509 MVOLT Rated Motor Voltage L2 Model dependent Model dependent 37 510 VHZ1F V Hz Frequency Point 1 L2 0 1000 Hz 0Hz 37 511 VHZ1V V Hz Voltage Point 1 L2 0 100 0 Vac 37 512 VHZ2F V Hz Frequency Point 2 L2 0 1000 Hz 0Hz 37 513 VHZ2V V Hz Voltage Point 2 L2 0 10096 0 Vac 37 514 VHZ3F V Hz Frequency Point 3 L2 0 1000 Hz 0Hz 37 515 VHZ3V V Hz Voltage Point 3 L2 0 10096 0 Vac 37 601 LTLF Limit for Torque Load Forward L2 30 15096 15096 37 602 LTLR Limit for Torque Load Reverse L2 30 150 150 37 603 RTLF Limit for Regen Torque Forward L2 30 11096 8096 38 604 RTLR Limit for Regen Torque Reverse L2 30 11096 8096 38 605 SLIP Slip Compensation L1 0 0 12 0 0 0 38 607 TOL Timed Overload Trip Point L1 0 100 100 38 608 NRST Trip Restart Number of Attempts L2 0 8 0 tries disabled 39 609 DRST Trip Restart Time Delay L2 0 0 60 0 s 015 39 610 TOLC Timed Overload Characteristic L2 0 7 0 38 614 RGNSTOP Permitted Time in Regenerative Current Limit L2 0 0 5 0 5 1 05 40 620 PHLOSS Loss Detection L2 0 1 0 inactive 40 701 Analog Meter Output AQ1
14. 5 2 Keypad 2 20 5 9 BED Displayss iu MESA tegen veel Bee eee hese ule nets 22 5 4 Keypad Display 22 5 4 1 Standard 22 5 42 Special Displays s ER Eu deeds EVI HEBR Rowe 23 5 5 Programming odes ER ERE dd LE d 23 5 5 1 Accessing Parameters 23 5 5 2 Changing Display Scroll 0 4 23 5 5 3 Programming 1 23 5 5 4 Restoring Factory 05 2 24 5 6 QUICK Start rex CRA eee ee gets dedo ae ee ee a 24 6 EFt Parameters isses coed Aig da eee eR eg an Pew dia 25 6 1 ntroductiori y e MA Pe he EDEN ide REESE 25 6 2 Level 1 Parameters oso b RU NEMPE EE 25 6 3 Description of 21 25 Troubleshooting eed geh REED SP MERE M NL SREDL nad 50 Hexadecimal to Binary
15. Consult factory for further information Range 0 5 Default 2 804 DISP Display Option Setting Parameter 804 DISP the Display Option Setting parameter defines the information to be displayed on the keypad during Run operation The following data values may be assigned to this parameter Data Value In Run Display Shows 0 Output frequency in Hz 102 FOUT 1 Output current in A 104 IOUT 2 Load as a percentage of nominal 105 LOAD 3 Stator frequency see parameter 701 METER on page 40 Revolutions per minute To determine the data value multiply the desired rpm value to be displayed by 20 divided by the value of 102 FOUT For example to display 1500 rpm at 50 Hz the data value is equal to 1500 x 20 50 600 9 Range 0 3000 Default 0 Operating Instructions EF1 0 37 4 0 43 EF1 Parameters 807 ACODE Security Access Code access right for all parameters is issued by entering a value from 1 999 After assigning an access or security code 000 appears in the display when the programming mode is called up However to continue you must enter the value of parameter 807 ACODE Once the cor rect security code is entered the display will return to the normal Program mode display From the last keystroke you now have ten minutes in which to perform programming tasks unless power is lost or interrupted After ten minutes expire you must re enter the s
16. and Whether the signal range is inverted that is the minimum input corresponds to the max imum output while the maximum input corresponds to the minimum output The following data values may be assigned to this parameter Data Value Offset Input Signal 0 No A1 not inverted 1 No A1 inverted 2 Yes 1 not inverted 3 Yes 1 inverted 4 1 2 not inverted 5 No 1 2 inverted 6 Yes 1 2 not inverted 7 Yes 1 2 inverted 8 1 2 not inverted 9 1 inverted 10 Yes 1 2 not inverted 11 Yes 1 2 inverted 12 No 1 or A2 by digital input not inverted 18 1 or A2 by digital input inverted 14 Yes 1 or A2 by digital input not inverted 15 Yes 1 A2 by digital input inverted 1 The parameter parameter 902 D2 906 D6 that sets the function of the designated digital must be con figured data code 13 to complete the implementation See page 44 for information Range 0 15 Default 0 205 A1TYP A1 Input Type Parameter 205 A1TYP the A1 Input Type parameter selects the type of signal for analog input A1 Parameters 206 and 207 A1SPN may be used to customize the selected range The following data values may be assigned to this parameter Data Value Input Signal 0 0 to 10 Vdc 0 4 to 20 mAdc by default the inp
17. 3 The active stop ramp is finished The following requirements then lead to the triggering of the DC brake Terminal oriented control and simultaneous setting of the FWD and REV inputs for set ting 0 3 but only for two wire control or e Clockwise or anticlockwise rotation with a target value lower than 0 1 Hz for setting 2 3 A Stop command set and a frequency lower than 0 1 Hz for setting 2 3 NOTE For 2 wire controls the DC brake can also be triggered when the setting 0 no activation is deactivated by setting the FWD and REV input 9 Range 0 3 Default 3 412 DBCFG DB Configuration Parameter 412 DBCFG the DB Configuration parameter determines whether an internal or external dynamic brake DB or neither is utilized The following data values may be as signed to this parameter 10 06 03 Operating Instructions 33 02_GB 0 37 4 0 EF1 Parameters 34 Data Value DB Configuration 0 A dynamic brake is not utilized 1 The internal dynamic brake is utilized An external dynamic brake is utilized If this value is selected parameter 413 2 EDBDC becomes available so you may enter the maximum duty cycle of the external dynamic brake 9 Range 0 2 Default 1 413 EDBDC External DB Maximum Duty Cycle If parameter 412 DBCFG is set to data value 2 to select an external dynamic brake param eter 413 EDBDC the External DB Maximum Duty Cycle parameter becomes availabl
18. 36 Parameter 501 VSEL determines whether the amount of boost configured in this parameter is always applied or serves as the maximum value for the automatic determination of boost by the drive MOTOR OVERHEATING Too much boost may cause excessive motor currents and motor overheating Use only as much boost as is necessary to start the motor Auto boost may be selected at parameter 501 VSEL to provide optimum value of boost to suit the load au tomatically Failure to observe this instruction can result in equipment damage Range 0 25 Default Model dependent 503 FKNEE V Hz Knee Frequency Knee frequency This frequency defines the point on the frequency scale where the output voltage reaches the value of the real input voltage under consideration of the setting in parameter 509 MVOLT This value should be equivalent to the nominal frequency of the motor when using AC mo tors In the case of special motors it may be higher in order to achieve constant torque over a larger range A higher value selected for 503 FKNEE can lead to minor motor losses at low frequencies Range 30 1000 Hz Default 50 Hz 504 SKBND Skip Frequency Band To reduce mechanical resonances in a drive system the drive may be configured to skip certain frequencies Once configured the drive will accelerate or decelerate through the prohibited frequency band without settling on any frequency in the band The EF1 Micro drive provides the capability to
19. DI is false open Operating Instructions 10 06 03 44 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters Data Value Function Performed by Digital Input DI 12 Run Jog reference speed set by 303 F2 13 Switching the analogue inputs A1 A2 Toggle PI control on and off See parameter 918 PICFG on page 46 for more n information 15 Fault reset 16 Normally open external fault input Generates fault F70 see page 51 for more information on this fault 17 Normally closed external fault input Generates fault F70 see page 51 for more information on this fault 18 Only for D6 PTC input fault F71 see page 51 for more information on this fault 19 Only for D6 PTC input warning 1 If a 2 wire control scheme is utilized digital input D2 may be assigned any function However if 3 wire control is utilized D2 is automatically configured as the Stop input and cannot be set to another function 2 See data codes 6 7 or 8 9 of parameter 201 MODE on page 27 for further information 3 See data codes 12 15 of parameter 204 FSEL on page 28 for further information Parameter 902 D2 Range 0 19 Default 1 Parameter 903 D3 Range 0 19 Default 3 Parameter 904 D4 Range 0 19 Default 4 Parameter 905 D5 Range 0 19 Default 5 Parameter 906 D6 Range 0 19 Default 7 909 RVLVL2 FL Revision Read Only Parameter 909 RVLVL2 the FL Softwar
20. EF1 0 37 4 0 02 GB 18 10 06 03 02_GB Connections D4 05 D6 V N D V N V co 2 a 5 42 42 42 ard 0 0 a e e e Figure 9 Selection of Preset Speeds PS3 Bit 3 PS2 Bit 2 PS1 Bit 1 Speed Selected 0 0 0 Normal reference speed as defined by parame ters 201 MODE and 204 FSEL 0 0 1 Preset frequency F2 parameter 303 F2 0 1 0 Preset frequency F3 parameter 304 F3 0 1 1 Preset frequency F4 parameter 305 F4 1 0 0 Preset frequency F5 parameter 306 F5 1 0 1 Preset frequency F6 parameter 307 F6 1 1 0 Preset frequency F7 parameter 308 F7 1 1 1 Maximum frequency parameter 302 FMAX Operating Instructions EF1 0 37 4 0 19 Programming with the EF1 Keypad 5 Programming with the EF1 Keypad 20 5 1 Introduction The EF1 Microdrive is pre programmed to run a standard 4 pole AC induction motor For many applications the drive is ready for use right out of the box with no additional program ming needed The digital keypad controls all operations of the unit The eight input keys al low press and run operation of the motor Operation mode and straightforward program ming of the parameters Program mode To simplify programming the parameters are grouped into two levels 1 Level 1 is entered by pressing t
21. NEMA 1 IP31 enclosure that removes the need for mounting in a separate enclosure The EF1 product family includes a wide variety of models to suit almost any input voltage requirement See Section 2 1 on page 6 for information about the model number for a par ticular model 1 4 Manual Overview N CAUTION 10 06 03 02_GB 1 4 1 This manual contains specifications receiving and installation instructions configuration description of operation and troubleshooting procedures for EF1 Microdrive devices We expressly state that we are not liable for damages and interruptions in operation result ing from non compliance with these operating instructions We reserve the right to make changes to improve the unit and its functions Before you read on please check whether technical changes are attached in the an nex to this operating manual Publication History Date Version Nature of Change 10 06 2003 02 Software revision RVLVL 036 and RVLVL2 104 Operating Instructions EF1 0 37 4 0 Technical Characteristics 2 Technical Characteristics 2 1 Interpreting Model Numbers The model number of the EF1 Microdrive appears on the shipping carton label and on the technical data label affixed to the model The information provided by the model number is shown below EF1 K 2S 007 H EF1 Series Torque Input Voltage Motor Power Rating Enclosure 2 2 Po
22. Read Only Parameter 915 KP Range 0 255 Default 0 Parameter 916 Range 0 255 Default 0 Parameter 917 KIN Range 0 255 Default 0 Parameter 918 PICFG Range 0 15 Default 0 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters 950 Modbus Protocol Parameter 950 MBPROT the Modbus Protocol parameter configures the type of Modbus protocol to be used either RTU or ASCII The following data values may be assigned to this parameter Data Value Type of Protocol 0 RTU Parameter 952 MBPAR setting 1 3 1 ASCII Parameter 952 MBPAR setting 4 6 Range 0 1 Default 0 951 MBBAUD Baud Rate Parameter 951 MBBAUD the Modbus Baudrate parameter configures the baud rate for Modbus communication The following data values may be assigned to this parameter Data Value Baud Rate Configured bps 0 Serial communication is not utilized 1 1200 2 4800 3 9600 4 19200 Range 0 4 Default 3 952 MBPAR Parity Parameter 952 MBPAR the Modbus Parity parameter configures the parity for Modbus communication The following data values may be assigned to this parameter Data Value Type of Parity 0 No parity 8 data bits 1 stop bit 1 RTU mode No parity 8 data bits 2 stop bits 2 RTU mode Even parity 8 data bits 1 stop bit 3 RTU mode Odd parity 8 data bits 1 sto
23. Therefore ensure that the voltage rating of the motor matches the applied line voltage 4 3 2 Phase Imbalance Phase voltage imbalance of the input AC source can cause unbalanced currents and ex cessive heat in the drive s input rectifier diodes and DC bus capacitors Phase imbalance can also damage motors running directly across the line 43 3 Single phase Operation EF1 Microdrive converter of the series 2S 230 V units are operated using single phase power The connection is done using terminals L1 and N The terminal between L1 and N is not used A CAUTION EQUIPMENT DAMAGE HAZARD Never use power factor correction capacitors on motor terminals T1 U T2 V or T3 W of the EF1 Microdrive Doing so will damage the semicon ductors Failure to follow this instruction can result in injury or equipment damage 44 Power Terminals 44 1 Description of the Terminals Figure 4 shows the power terminals for the EF1 Microdrive Note that earth ground is not on this terminal strip it is located separately The following table describes the termi nals Terminal Description L1 R L2 S L3 T These terminals are the line connections for input power Single phase mod or els connect to L1 and N The terminal between L1 and N is not used L1 N These terminals provide a connection to the DC Bus They may be used for B common DC Bus connections or for powering the drive from a DC source B Alt
24. VHZ3V which are described on page 37 These pa 611 rameters are used to define three points through which the V Hz curve pass es so a custom curve may be created for special motor applications Figure 12 on page 35 illustrates how these parameters define a custom V Hz curve 1 This menu entry is only visible when parameter 801 PRGNO is set to 160 9 Range 0 5 6 Default 0 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB Standard Linear Pumps Mixed LIN QUAD Fans Quadratic Auto Boost 100 BOOST 0 100 BOOST 0 FKNEE 100 4 BOOST 0 FKNEE Figure 11 EF1 Parameters Fixed Boost uL I 1 501 VSEL 1 BOOST 0 10096 Aux nk 501 VSEL 3 BOOST 0 FKNEE 100 eS 1 501 VSEL 5 BOOST 0 FKNEE V Hz Characteristics Configured by Parameter 501 VSEL 509 MVOLT 513 VHZ2V 2f 515 VHZ3V 511 VHZ1V 502 BOOST 71 512 VHZ2F 514 VHZ3F LL N I T e e Figure 12 503 FKNEE Custom V Hz Characteristic Curve 501 VSEL 6 502 BOOST Torque Boost Parameter 502 BOOST the Torque Boost parameter increases the motor voltage at low speed to increase the starting torque of the motor The amount of boost decreases linearly with increasing speed Operating Instructions EF1 0 37 4 0 35 EF1 Parameters CAUTION
25. in the process speed causes a change in the feedback signal quickly enough for the requirements of your application A slow rate of response over 10 s usually is most often selected for processes with long time constraints for example thermal and fluid level controls On the other hand a fast response rate is utilized for processes with short time constraints such as me chanical systems and pressure loops Most industrial systems require a slow rate of re sponse Operating Instructions EF1 0 37 4 0 55 Fundamentals of PI Control 56 3 Whether feed forward is enabled Feed forward is usually enabled when there is very little difference between the process speed and the feedback signal For example feed forward is useful in speed regulation situations such as controlling motor speed in a closed loop Note that feed forward should be enabled when attempt ing to close a speed loop Feed forward is not suited to applications such as pressure regulation systems because generally the process speed and the process variable are vastly different 4 Whether PI control is enabled via a digital input A digital input when properly configured via the corresponding parameter may be used to toggle PI control Generally a digital input is used when the process will be operated as both a closed and an open loop and or when circumstances may arise where you would want to override the process speed as determined by
26. provide at that point Vary the signal by the value determined by the set up technician and determine whether the proportional response of the system is appropri ate If the questions posed in the previous section are answered correctly and your initial assumptions prove correct a combination of input scaling and proportional gain should make the performance match the system Next examine the transient or short term effects that are common on all real world sys tems Use the calibrator to change the feedback signal by some value for a measured in terval with the value and duration approximating the real system For example say 1 V for 5 seconds was selected By monitoring parameter 912 ERROR2 the effect of the feedback signal may be observed The value of this parameter should in crease and then settle back to zero or perhaps go below zero negative The value of the parameter may go positive and negative a number of times as a response to repeated 5 second transients Tune parameter 916 KI to optimize this effect to suit the circumstances Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB Fundamentals of PI Control Finally put the transducer into the circuit and review the results The results will likely show that the value of parameter 916 KI needs to be modified to complete the implementation Minor adjustment of the other PI control parameters may also be necessary Once the process control loop is opti
27. serial communication is lost See page 23 for special display indications used with this parameter The following data values may be assigned to this parameter Data Value Type of Start and Stop Configured Line Start Lockout If maintained contact run operators are used they must be opened and then re closed for the drive to start after AC power is applied If parameter 201 MODE is set to a data value between 2 and 9 see page 27 the STOP key may be used as an emergency stop with a coast to stop being performed To recover from an emergency stop press the STOP key again The drive will not stop if the connection to J3 is lost Auto Start When AC power is applied if a Run command is present through the terminal strip the drive will start Otherwise the same as data value 0 Start into a rotating motor with Line Start Lockout Otherwise the same as da ta value 0 Start into a rotating motor with Auto Start Otherwise the same as data value 0 Same as data values 0 through 3 except that the STOP key on the keypad is disabled if the Start Stop control source is defined as the terminal strip by pa rameter 201 MODE 8 11 Same as data values 0 through 3 except that the drive will stop when the se rial link watchdog timer parameter 954 MBTO see page 48 times out 9 Range 0 11 Default 0 Operating Instructions 10 06 03 42 EF1 0 37 4 0 02 GB 10 06 03 0
28. signal at A1 is out of range Check the setting of parameters 802 START setting 8 11 and 954 MBTO Increase the value of 954 MBTO Verify correct the problem at A1 F81 Calibration error for input signal A1 Verify the values of parameters 206 A10FF and 207 A1SPN with the signal applied F82 Timed overload fault Check for an overload on the motor Verify the values of parameters 607 TOL and 610 TOLC against the capa bilities of the motor F90 Number of auto restart attempts ex ceeded Verify the causes of the most recent faults read parameters 005 FLT5 through 009 FLT1 and take corrective actions Review the values of parameters 608 NRST and 609 DRST and adjust if necessary 91 Torque limit timeout fault Verify that the connected load is not ex cessively regenerative Verify the sizing of the dynamic braking circuitry drive Increase deceleration time Increase the process cycle time 1 May be automatically reset and a re start attempted Parameter 608 NRST or 609 DRST Operating Instructions EF1 0 37 4 0 51 Hexadecimal to Binary Conversion 8 Hexadecimal to Binary Conversion 52 The EF1 Microdrive utilizes hexadecimal numbers to display and store the binary values of some parameters These parameters are read and written as four digit hexadecimal values The hexadecimal values are then translated to binary values with the bina
29. the ambient temper ature is not less than 20 C 4 F or greater than 65 C 149 F EQUIPMENT DAMAGE HAZARD Do not operate or install any drive that appears dam aged Failure to follow this instruction can result in injury or equipment damage 3 2 Installation Precautions Improper installation of the EF1 Microdrive will greatly reduce its life Be sure to observe the following precautions when selecting a mounting location Do not install the drive in a place subjected to high temperature high humidity exces sive vibration corrosive gases or liquids or airborne dust or metallic particles See Sec tion 2 3 on page 6 for temperature humidity and maximum vibration limits Do not mount the drive near heat radiating elements or in direct sunlight Mount the drive vertically and do not restrict the air flow to the heat sink fins The drive generates heat Allow sufficient space around the unit for heat dissipation Failure to observe these precautions may void the warranty 3 3 Interference Suppression Measures 3 3 1 10 General Frequency converters are electronic devices for use in industrial and commercial equip ment These devices cannot be operated independently according to the EMC Guideline 89 336 EWG are only intended for further installation by competent equipment and ma chine producers and therefore do not need to be labelled The proof of conformity of the machine equipment with the EMC Guidel
30. tor To install an external resistor first disconnect the internal DB resistor and properly termi nate the wires leading to it Then connect the external resistor to the B and DB terminals See Figure 7 on page 18 for further information You must also set parameter 412 DBCFG to data value 2 and store the computed value of the DB duty cycle in parameter 413 EDBDC Use the following equation to compute the du ty cycle for the DB resistor _ DB Operating Time Duty Cycle Full Cycle Time x 100 Either minutes or seconds can be used as the unit for time variables Make sure that both are not used in the same equation You should also verify with the manufacturer of the selected resistor that the resistor is in deed appropriate for your application Contact BERGES for further assistance with other possible sizing limitations 4 6 Control Terminals 10 06 03 02_GB Description of the Control Terminals Figure 5 shows the control terminals found on the I O board of the EF1 Microdrive See page 7 for specification information concerning these features The following table de scribes the control terminals Operating Instructions EF1 0 37 4 0 15 Connections Klemmen Description Analog output 1 which is a dedicated voltage output The default signal range is from 0 to 10 5 mA maximum It is propor AQ1 tional to the variable configured by parameter 701 METER see page 40 It may be calibrated while th
31. will be applied for the con EE figured amount of time 20 1 Permanent DC braking the braking is permanent provided one of the re quirements listed as described for parameter 411 DCACT applies 9 Range 0 0 20 1 5 Default 0 2 s 408 DCVLT DC Brake Voltage Parameter 408 DCVLT the DC Brake Voltage parameter configures the amount of DC current to be injected into the motor windings during DC injection braking see parameter 411 DCACT page 33 The length of time that the current is applied is set with parameter 407 DCBRK A CAUTION MOTOR OVERHEATING Do not use DC injection braking as a holding brake or excessive motor heating may result Failure to observe this instruction can result equipment damage 9 Range 0 15 Default 2 3 of 502 BOOST 411 DCACT DC Brake Activation Parameter 411 DCACT the DC Brake Activation parameter is used to select the normal means for enabling DC injection braking Once enabled parameter 407 DCBRK deter mines when DC injection braking will occur and for how long while parameter 408 DCVLT sets the amount of current injected The following data values may be assigned to this parameter Data Value DC Injection Braking is Enabled when 0 DC injection braking is not used 1 A digital input configured for this function becomes true 5 The output frequency drops below preset frequency F7 which is set with rameter 308 F7
32. 2 OQ v D5 Qo OQ v ISIO OK a2 RCM2 O O G REF 1 1 SO OK AQ2 AQ1 RCM Figure 5 Control Terminals 4 6 2 Typical Connection Diagrams Start Stop D1 D2 03 Reverse Reverse D4 Pull up logic Pull down logic 2 wire control 3 wire control Figure 6 2 wire Control 3 wire Control 10 06 03 Operating Instructions 02_GB 0 37 4 0 17 Connections Interne DB resistor 6 Externel DB resistor see note WDB style braking kit Figure 7 Connections for Dynamic Brake DB Options NOTE See Section 4 5 on page 15 for information on selecting and implementing dynamic braking DB resistors If a user supplied DB resistor is to be used with an EF1 Microdrive the in ternal DB resistor must be disconnected and the wires leading to it properly terminated 40 20 mA Figure 8 Connections for Analog Inputs NOTE A1 input impedance is 50 ohms when configured for process current input via parameter 205 A1TYP The reference point for the target value input CM is grounded This must be taken into account for serial switching of units with control using the target current value Operating Instructions 10 06 03
33. 2_GB EF1 Parameters 803 PWM PWM Carrier Frequency Parameter 803 PWM the PWM Carrier Frequency parameter sets the carrier frequency of the Pulse Width Modulation PWM waveform supplied to the motor Low carrier frequen cies provide better low end torque but produce some audible noise from the motor Higher carrier frequencies produce less audible noise but cause more heating in the drive and mo tor The EF1 Microdrive is rated to produce continuous full load current at rated temperatures when 803 PWM is set to the default value of 6 kHz Data value 0 Autoselect automatically selects the highest carrier frequency possible without overheating the drive The following data values may be assigned to this parameter Data Value Carrier Frequency Configured 0 Autoselect l 1 4 kHz 2 6 kHz 3 8 kHz 4 12 kHz 221 5 16 kHz 221 1 The carrier frequency is 16 KHz when you select Auto Select and is automatically switched to 8 KHz when either the nominal output of the converter or a converter temperature of more than 90 C is reached The car rier frequency is reduced by one of the given carrier frequency steps 6 kHz 4 kHz for each further increase of 2 C When the temperature declines below this threshold then the unit switches back to the previous fre quency The 12 and 16 kHz levels automatically shift to 6 and 8 kHz respectively and then to 4 kHz if derating is ex ceeded 2
34. Default 1 0 5 405 DEC2 Deceleration Time 2 Parameter 405 DEC2 the Deceleration Time 2 parameter configures the length of time to decelerate from the value of parameter 302 FMAX to 0 Hz This deceleration ramp is se lected by parameter 401 RSEL Note that extremely short deceleration times may result in nuisance fault trips or may re quire an external dynamic brake Range 0 1 600 0 s Default 1 0 s 406 DECTL Deceleration Time When Torque Limit Active Parameter 406 DECTL the Deceleration Time in Torque Limit parameter configures the deceleration ramp when the drive is in Torque Limit mode see parameter 309 FTL on page 31 for more information It also serves as the acceleration ramp when Torque Limit mode is active due to a regenerative condition Range 0 1 600 0 s Default 1 0 s 407 DCBRK DC Brake Time Once the means for enabling DC injection braking is activated as configured by parameter 411 DCACT see page 33 parameter 407 DCBRK configures the length of time that DC current will be applied to the motor windings to assist in stopping The amount of current that is applied is set with parameter 408 DCVLT The following table describes the type of DC braking that is configured by the setting of this parameter Operating Instructions 10 06 03 EF1 0 37 4 0 02_GB EF1 Parameters Data Value Type of DC Braking Configured 0 DC braking is disabled Timed DC injection braking is selected DC current
35. FMAX Output current 104 IOUT with full scale at 30096 of rated current value of parameter 003 IRAT 3 Load 105 LOAD with full scale at 30096 of rated load 4 Output voltage 103 VOUT with full scale at 150 of input voltage 5 6 2 Calculated stator frequency Drive temperature 107 TEMP Same as 0 through 6 but with an offset Use parameters 702 M1OFF for AQ1 and 710 2 for AQ2 to set the amount of offset Parameter 701 METER Range 0 16 Default 1 Parameter 709 MET2 Range 0 16 Default 3 702 M1OFF AQ1 Offset 710 2 AQ2 Offset If parameter 701 METER or 709 is set to a value between 10 and 16 these param eters become available and configure the amount of offset for AQ1 and AQ2 respectively expressed as a percentage of the maximum value of the output signal Parameter 702 Range 0 100 Default 2096 Parameter 710 2 Range 0 100 Default 2096 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters 703 M1SPN AQ1 Span 711 M2SPN AQ2 Span If parameter 701 METER or 709 MET2 is set to a value between 10 and 16 these param eters become available and are used to configure the range span of AQ1 and AQ2 spectively The values of the parameters are expressed as a percentage of the maximum value of the output signal Parameter 703 M1SPN Range 0 20096 Default 10096 Parame
36. Range 0 100 Default 0 209 A2SPN A2 Span Parameter 209 A2SPN the A2 Span parameter is used to alter the range of the input sig nal for analog input A2 For example if parameter 205 A1TYP selects the 0 to 10 Vdc input signal setting this parameter to 50 reduces it to 0 to 5 Vdc Range 0 200 Default 100 210 TLSEL Torque Limit Source Selection Parameter 210 TLSEL the Torque Limit Reference Selector is used to select how the torque limit thresholds in the four quadrants of operation motoring forward and reverse re generative forward and reverse are set The following data values may be assigned to this parameter Data Value Source for Torque Limit Thresholds Torque limit thresholds in all quadrants are set via preset values see param 0 eters 601 LTLF 602 LTLR 603 RTLF and 604 RTLR starting on page 37 for more information Operating Instructions EF1 0 37 4 0 29 EF1 Parameters 30 Data Value Source for Torque Limit Thresholds The torque limit threshold when operating in the forward motoring quadrant of operation is controlled by the A2 analog input with the value of parameter 1 601 LTLF acting as the maximum limit The torque limit thresholds when op erating in the other quadrants are set via parameters 602 LTLR 603 RTLF and 604 RTLR see page 37 The torque limit thresholds when operating in the forward and reverse motor ing quadrants of operation
37. Selector L1 0 16 1 40 702 AQ1 Offset 2 0 100 20 40 703 15 AQ1 Span 2 0 200 100 41 704 1 Relay R1 Selector L1 0 11 2 41 705 2 Relay R2 Selector L1 0 11 6 41 709 2 Analog Meter Output AQ2 Selector L1 0 16 3 40 710 2 AQ2 Offset L2 0 100 20 40 711 25 2 5 2 0 200 100 41 801 PRGNO Special Program 2 0 255 0 41 802 START Start Options L2 0 11 0 42 803 PWM PWM Carrier Frequency L2 0 5 2 43 10 06 03 Operating Instructions 59 02_GB 0 37 4 0 Summary of EF1 Parameters Parameter Parameter Name Level Range Default Page 804 DISP Display Option Setting L2 0 3000 0 43 807 ACODE Security Access Code L2 0 999 0 44 901 PUPD DI Logic L2 0 1 1 44 902 D2 D2 Selector L2 0 19 1 44 903 D3 D3 Selector L2 0 19 3 44 904 D4 D4 Selector L2 0 19 4 44 905 D5 D5 Selector L2 0 19 5 44 906 D6 D6 Selector L2 0 19 7 44 909 RVLVL2 FL Revision L2 Read Only 45 910 FSTAT Stator Frequency L2 0 1000 Hz Read Only 45 911 FCORR Frequency Correction L2 0 1000 Hz 0 Hz 45 912 ERROR2_ Final Error L2 varies Read Only 45 913 ERROR1 nitial Error L2 varies Read Only 45 914 SIPART _ Sum L2 varies Read Only 45 915 KP Proportional Gain L2 0 255 0 45 916 Integral Gain L2 0 255 0 46 917 2 Gain 2 0 255 0 46 918 PICFG Config
38. Wir TB Wood s BERGES Operating Instructions Microdrive DODO OO EF1 DW V4 Part No 38005221 Table of Contents 1 Introduction and Safety 3 1 21 General Information sss i EE aoe bee ha eee ead nas 3 1 2 Safety Tips Et eat ee ee ee hae ter p p ee EY ce a e ea 3 1 2 T General Safety eruere 3 12 20 Proper Usage boa aed Sadie pete d mud RAE d 3 1 2 3 Transport Storage Installation 0 0 0 cen eee teenies 4 1 2 4 Electrical Connections Deg dee dau sei ET pP a 4 1 2 5 Operating 4 1 9 Product OVCWVICW bri eee bi E S 5 1 4 Manual Overview 1 5 1 4 1 Publication History eru uk 5 2 Technical Characteristics 6 2 1 Interpreting Model Numbers 2 6 2 2 Power and Current 05
39. are controlled by the A2 analog input with the val 2 ues of parameters 601 LTLF and 602 LTLR acting as the maximum limits for the two quadrants The torque limit thresholds when operating in the other quadrants are set via parameters 603 RTLF and 604 RTLR see page 37 The torque limit thresholds in all quadrants are controlled by the A2 analog 3 input The values of parameters 601 LTLF 602 LTLR 603 RTLF and 604 RTLR act as the maximum limits for each quadrant 9 Range 0 3 Default 0 301 FMIN Minimum Frequency Parameter 301 FMIN the Minimum Frequency parameter configures the minimum fre quency output by the drive 9 Range 0 1000 Hz Default 0 Hz 302 FMAX Maximum Frequency Parameter 302 FMAX the Maximum Frequency parameter configures the maximum fre quency output by the drive NOTE If you want a resolution of 0 01 Hz for this parameter then Parameter 801 PRGNO must be set to 150 the maximum frequency however is limited to 100 Hz 9 Range 20 1000 Hz Default 50 Hz 303 F2 Preset Frequency 2 Jog Frequency 304 F3 Preset Frequency F3 305 F4 Preset Frequency F4 306 F5 Preset Frequency F5 307 F6 Preset Frequency F6 308 F7 Preset Frequency F7 These parameters configure six preset speeds in addition to the normal reference speed of the drive as defined by parameters 201 MODE and 204 FSEL and the maximum frequen cy of the drive as set with parameter 302 FMAX Thus in
40. arget values are increased in steps of 0 1 Hz or 0 01 Hz de pending on the setting of the parameter 801 PRGNO Pressing SHIFT while holding the key bypasses the delay When the drive is stopped pressing this key decreases the desired running speed When the drive is running pressing this key decreases the actual run ning speed The target values are reduced in steps of 0 1 Hz or 0 01 Hz de pending on the setting of the parameter 801 PRGNO Pressing SHIFT while holding the key bypasses the delay 9 6 9 90 9 When the drive is stopped or running pressing this key stores the selected frequency as the initial operating frequency when the drive is powered up The frequency is maintained until another frequency is entered Program mode is entered by stopping the EF1 Microdrive and pressing the Program PROG key for Level 1 access or holding down SHIFT while pressing PROG for Level 2 access The following table describes the function of the keys in Program mode When this key is pressed the drive enters Program mode and Level 1 param eters are available To access Level 2 parameters hold down SHIFT while pressing this key Once the Program mode is active pressing this key at any time returns the drive to the Operation mode If an Access Code has been programmed it must be entered to proceed with programming See 807 ACODE page 44 In the Program mode pressing this key scrolls forward through the pa
41. ave a switching capacity of 200 000 Aer The following tables show the recommended ampere values for Microdrive converters For 400 V line supplies we recommend time lag type NEOZED fuses EF1 Microdrive 1 x 230 V Model Number 25003 25007 25015 25022 Inverter power kW 0 37 0 75 1 5 2 2 Rated current fuse A 4 0 6 0 10 0 16 0 Cable cross section mains lead mm 1 5 1 5 1 5 2 5 Cable cross section motor line mm 1 5 1 5 1 5 2 5 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB Connections EF1 Microdrive 3 x 460 V Model Number 40007 40015 40022 40030 40040 Inverter power kW 0 75 1 5 2 2 3 0 4 0 Rated current fuse A 2 0 4 0 6 0 6 0 10 0 Cable cross section mains lead 1 5 1 5 1 5 2 5 2 5 Cable cross section motor line mm 1 5 1 5 1 5 2 5 2 5 The medium time delay fuses of type Bussmann FRS R for example are recommended in networks with nominal voltages greater than 415 V The typical operating times are 150 to 250 s for 2x overcurrent and 180 to 1500 ms in the case of 10x overcurrent 45 Dynamic Braking The EF1 Microdrive is supplied with an integrated dynamic braking DB resistor and is de signed to have adequate dynamic braking for most applications In cases where short stop ping times or high inertia loads require additional braking capacity install an external resis
42. ce while the motor that is driven is idling The value in this parameter is to be reduced in small steps until the parameter 105 LOAD displays a value near 0 during idling Range 15 85 Default Model dependent 509 MVOLT Rated Motor Voltage Setting the nominal motor voltage i e the maximum output voltage for the converter which is output to the motor when the knee frequency is reached parameter 503 FKNEE Range Model dependent Default Model dependent 510 VHZ1F V Hz Frequency Point 1 511 VHZ1V V Hz Voltage Point 1 512 VHZ2F V Hz Frequency Point 2 513 VHZ2V V Hz Voltage Point 2 514 VHZ3F V Hz Frequency Point 3 515 VHZ3V V Hz Voltage Point 3 Note that by default these parameters are hidden and the standard V Hz curve is utilized see Figure 11 on page 35 To create a custom V Hz curve and make these parameters available set parameter 501 VSEL to data value 6 and parameter 801 PRGNO to data val ue 160 see page 41 for more information Also note that if parameter 801 PRGNO is set to data value 160 a second time the parameters will again become inaccessible If desired the V Hz curve may be customized by setting three points through which the curve will pass Each point is a frequency voltage coordinate Parameters 510 VHZ1F and 511 VHZ1V set the first coordinate parameters 512 VHZ2F and 513 VHZ2V set the second coordinate and parameters 514 VHZ3F and 515 VHZ3V set the third and final co ordinate Fi
43. configure three prohibited frequency bands Parameter 504 SKBND the Skip Frequency Band parameter sets the width of the band above and below each of the prohibited frequencies set in parameters 505 SK1 506 SK2 and 507 5 For example if this parameter is set to its default value of 1 Hz and parameter 505 SK1 is set to 20 Hz a skip band from 19 to 21 Hz is established Range 0 2 20 0 Hz Default 1 Hz 505 SK1 Skip Frequency 1 506 SK2 Skip Frequency 2 507 SK3 Skip Frequency 3 As discussed in the description of parameter 504 SKBND above the drive may be config ured to skip certain frequencies These three parameters set the center of the three skip frequency bands with the width of each band being twice the value of parameter 504 SKB ND an equal amount above and below the skip frequency For example if parameter 504 SKBND is set to 2 5 Hz and parameter 507 SK3 is set to 55 Hz a skip band from 52 5 to 57 5 Hz is established NOTE If you want a resolution of 0 01 Hz for this parameter then you must set the parameter 801 PRGNO to 150 the maximum frequency however is limited to 100 Hz Range 0 0 1000 0 Hz Default 0 0 Hz Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters 508 MNLP Motor Saturation Determination of the starting point for the slip compensation The slip compensation is only used above the idle current defined here This adjustment must take pla
44. ctions EF1 0 37 4 0 39 EF1 Parameters 40 614 RGNSTOP Permitted Time in Regenerative Current Limit This parameter sets the limit to the amount of time that the drive may continue to run in re generative current limit mode after a Stop command is issued If the configured time dura tion expires and the drive is not at zero speed fault F91 is generated and the drive coasts to a stop See page 51 for information about fault F91 Range 0 0 5 0 5 Default 1 0 5 620 PHLOSS Phase Loss Detection Parameter 620 PHLOSS the Phase Loss Detection parameter may be configured to mon itor line power for phase loss When enabled by default it is inactive if the loss of a phase is detected fault F40 is generated and the drive coasts to a stop See page 50 for further information about fault F40 Range 0 1 Default 0 inactive 701 METER Analog Meter Output AQ1 Selector 709 MET2 Analog Meter Output AQ2 Selector These parameters select the analog output signal sent from terminal AQ1 and AQ2 respec tively The default full scale setting is 0 10 on AQ1 or 0 20 mAdc AQ2 but this be changed by using parameters 702 1 703 M1SPN for AQ1 or parameters 710 2 and 711 M2SPN for AQ2 The following data values may be assigned to these parameters Data Value Analog Output Signal Is Proportional to 0 AQ1 AQ is not utilized 1 Output frequency 102 FOUT with full scale at 302
45. cy 50 60 Hz 2 Hz DC bus voltage for Overvoltage trip Dynamic Brake activation Nominal undervoltage UV trip 407 391 Vdc 202 Vdc 805 Vdc 780 Vdc 510 Vdc Control system Voltage Vector pulse width modulation PWM Carrier frequency 4 6 8 12 and 16 kHz Output voltage 0 to 100 of line voltage Three phase Overload capacity 150 of rated rms for 60 seconds Rated output frequency 50 60 Hz 5 Frequency range 0 1000 Hz Frequency stability 0 02 Hz from 0 to 300 Hz digital 0 01 Hz from 300 to 1000 Hz digital 0 1 analog over 24 hours 10 C change Frequency setting By keypad or by external signal 0 to 5 Vdc 0 to 10 Vdc 0 to 20 mA or 4 to 20 mA Emitted interference immunity to interference Limit values maintained with filter installed Three phase units Requirements according to EN61800 3 1996 and A11 2000 for use in industrial environments Single phase units Requirements according to EN61800 3 1996 and A11 2000 for use in residential environments Agency listings UL and cUL Listed CE Mark A1 reference input 0 5 0 10 Vdc 0 20 mA 4 20 mA 10 50 A2 reference input 0 10 Vdc 20 kQ Reference voltage 10 Vdc 10 mA maximum Digital inputs Off 0 to 3 On 10 to 40 for the default Active High mode of operation Preset frequencies
46. d see page 31 Provided that parameter 210 TLSEL is set appropriately see page 29 these two param eters configure the point at which torque limiting will occur when the drive is in regenerative mode that is being driven by a load with individual settings for forward 603 RTLF and reverse 604 RTLR operation The value is a percentage of nominal motor torque Range 30 11096 Default 8096 605 SLIP Slip Compensation Parameter 605 SLIP the Slip Compensation parameter allows you to compensate for slip in standard NEMA rated induction motors Do not set use slip compensation if the drive is connected to a synchronous motor because gross instability may result Slip compensation is automatically turned off if the Regulator function is enabled The assigned value for this parameter may range from 0 0 to 12 0 with a setting of 0 0 causing slip compensation to be inactive Use the following formula to calculate the value for parameter 605 SLIP Synch Speed Nameplate Speed Value of Par 003 IRAT SLIp Synch Speed Nameplate Speed Value of 003 IRAT_ arameter 605 5 Synch Speed Motor Nameplate Current 108 Default 0 0 Range 0 0 12 0 607 TOL Timed Overload Trip Point 610 TOLC Timed Overload Characteristic These parameters define the amount of load parameter 607 TOL expressed as a percent age of nominal motor current and the length of time that the load is applied parameter 610
47. d programming The four large 7 segment displays show drive output and programming data Special symbols provide fur ther information about drive operation see the following section The following figure shows all segments displayed In normal operation only active segments are displayed Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 22 Programming with the EF1 Keypad 5 4 2 Special Displays The keypad s display may show special information under certain conditions The following figures shows these displays and what each indicates Line Start Lockout See 802 START on page 42 Emergency Stop See 802 START on page 42 Low Voltage AC line voltage is too low 5 5 Programming 10 06 03 02_GB 5 5 1 Accessing Parameters When PROG or SHIFT PROG is pressed after the application of power or a fault reset parameter 201 MODE is always the first parameter displayed If a different parameter is accessed and Program mode is exited that parameter is the first one displayed the next time Program mode is entered The drive remembers a different last parameter accessed for Levels 1 and 2 If no key is pressed for 10 minutes while in the Program mode the drive automatically re verts to the Operation mode 5 5 2 Changing Display Scroll Rate Three scroll rates are used to speed data entry 1 The parameter values are adjusted with the normal speed of change by pressing the UP or DOWN arrows
48. described in the following section Figure 14 on page 54 provides a flowchart of PI control and shows the interaction of these parameters 9 2 Configuration of PI Control Parameters 10 06 03 02 GB This section discusses the parameters used for PI control and provides advice on how best to configure these parameters for your particular application Parameter 801 PRGNO Parameter 801 PRGNO the parameter to set and assign special functions must be set to 80 in order to activate the PI controller This results in a changed configuration of the control terminals or the parameters 201 MODE the analogue input A2 is used as the target value input instead of A1 and 204 FSEL only the data values 0 to 3 are permitted and A1 be comes the input for the return signal while A2 becomes the input for the frequency target value 9 2 2 Parameter 911 FCORR Parameter 911 FCORR sets the frequency correction limit The value stored in this param eter is used to limit the drive s response to a change in or loss of the feedback signal Operating Instructions EF1 0 37 4 0 53 Fundamentals of PI Control Kjuo pees ejqeuiuie1604d y eqp 4 J0jeJouoc uwlayed diis 44 NVdS LV 135440 LV L0Z 902 216 T3Sd voc v9 YL ZL OL 89 4 0
49. e Revision parameter shows the fundamental lay er software revision number D D 2 910 FSTAT Stator Frequency Read Only Once parameter 801 PRGNO is set to 80 to activate the PI feedback set up parameters parameter 910 FSTAT the Stator Frequency parameter becomes available and shows the stator frequency Range 0 1000 Hz 911 FCORR Frequency Correction Parameter 911 FCORR the Frequency Correction parameter is only available when pa rameter 801 PRGNO is set to data value 80 invokes PI feedback mode When available it sets the limits of correction that may be imposed on the operating fre quency of the drive This is of benefit because it limits the response of the drive if feedback is lost Range 0 1000 Hz Default 0 912 ERROR 2 Final Error Read Only 913 ERROR1 Initial Error Read Only 914 SIPART Integral Sum Read Only 915 KP Proportional Gain Operating Instructions EF1 0 37 4 0 4 EF1 Parameters 46 916 Integral Gain 917 KIN A2 Gain 918 PICFG PI Configuration When parameter 801 PRGNO is setto value 80 PI proportional integral control is enabled and parameters 912 ERROR2 through 918 PICFG become available Parameter 918 PICFG configures the type of PI control direct or reverse acting loop in a direct acting loop a positive error causes an increase in output frequency while a reverse acting loop decreases the output frequency slow or fast rate of integrat
50. e drive is running via parameters 702 M1OFF and 703 M1SPN see page 40 Analog output 2 which is a dedicated current output The default signal ranges from 0 to 20 mAdc 50 to 500 Q It is proportional AQ2 to the variable configured by parameter 709 MET2 see page 40 It may be calibrated while the drive is running via parameters 710 M2OFF and 711 M2SPN see page 40 Analog Input 1 which is used to provide speed references The default input signal is 0 to 10 or 4 to 20 mAdc the type of input signal is selected with parameter 205 A1TYP see page 28 Parameters 206 A10FF and 207 A1SPN may be used to offset the starting value of the range al and the size of the range respectively see page 29 for more information If a 0 to 20 mAdc input signal is configured the burden is 50 Q If a 0 to 10 Vdc input signal is configured the input impedance is 10 kO A potentiometer with a minimum value of 1 kQ may be used for this input REF This terminal is a 10 Vdc source for customer supplied potentiometers The maximum load on this supply cannot exceed 10 mAdc Analog Input 2 which acts as a dedicated voltage input The range of the input signal is 0 10 Vdc and may be adjusted using the pa A2 rameters 208 2 offset and 209 A2SPN scaling see page 29 The input impedance for this terminal is 20 kO A potentiometer with a minimum value of 1 kQ may be used for this input The common signal for both analog a
51. e is within the drive s specifications in crease the ambient temperature if nec essary 1 May be automatically reset and a re start attempted Parameter 608 NRST or 609 DRST Operating Instructions EF1 0 37 4 0 10 06 03 02 GB 10 06 03 02_GB Troubleshooting Code F60 Description Phase T1 current fault F61 Phase T2 current fault F62 Phase T3 current fault Suggestions for Recovery Reset the drive by pressing the STOP key Check motor and motor wiring F65 1 Overcurrent fault at start up Check motor and motor wiring Consult BERGES F66 1 Overcurrent fault Check motor and motor wiring Verify that the value of 502 BOOST is set properly Extend the acceleration ramp increase the value of 402 ACC1 and or 404 ACC2 F67 l Overcurrent fault at start up F68 1 Overcurrent fault at start up Check motor and motor wiring Consult BERGES F69 1 Overcurrent fault Check motor and motor wiring Verify that the value of 502 BOOST is set properly Extend the acceleration ramp increase the value of 402 ACC1 and or 404 ACC2 F70 External fault input active Check the digital input device for the external fault F71 Motor PTC external fault Verify the PTC with the temperature of the motor and motor wiring Verify programming F72 F80 Modbus communication watchdog fault Input
52. e so you may enter the duty cycle of the application see page 15 for information on calculating the duty cycle Range 0 0 100 096 Default varies 501 VSEL V Hz Char Selector Parameter 501 VSEL the V Hz Characteristic Selection parameter determines the char acteristic of the V Hz curve and whether any boost will be applied at starting The amount of boost may be automatically determined or set with parameter 502 BOOST see page 35 The following data values may be assigned to this parameter Data Value V Hz Curve Configured see Figure 11 for sample curves Linear V Hz curve with auto boost This is typically used for constant torque applications however do not use it for multimotor applications The amount 9 of boost applied varies from zero to the value of 502 BOOST and is calculat ed by the drive based on the load 1 Linear V Hz curve with the amount of boost fixed at the value set in parameter 502 BOOST 2 Mixed quadratic and linear V Hz curve with auto boost This is typically used for pump applications 3 Mixed quadratic and linear V Hz curve with the amount of boost fixed at the value set in parameter 502 BOOST 4 Quadratic V Hz curve with auto boost This is typically used for applications involving fans 5 Quadratic V Hz curve with the amount of boost fixed at the value set in pa rameter 502 BOOST Activates parameters 510 VHZ1F 511 VHZ1V 512 VHZ2F 513 VHZ2V 514 VHZ3F and 515
53. ecurity code Range 0 999 Default 0 901 PUPD DI Logic Parameter 901 PUPD the Pull up Pull down Logic for Digital Inputs parameter configures whether pull up or pull down control logic is utilized for the digital inputs The following data values may be assigned to this parameter Data Value Type of Logic 0 Pull down 1 Pull up Range 0 1 Default 1 902 D2 D2 Selector 903 D3 D3 Selector 904 D4 D4 Selector 905 D5 D5 Selector 906 D6 D6 Selector These parameters configure the functions performed by digital inputs D2 through D6 The following data values may be assigned to this parameter Data Value Function Performed by Digital Input DI 171 0 Digital input Dx is not utilized 1 Command Reverse Change direction of rotation For example if the motor is running in Reverse 2 momentarily activating the DI with this setting will cause the motor to decel erate to zero speed and then run Forward 3 Preset speed selection bit 1 4 Preset speed selection bit 2 5 Preset speed selection bit 3 6 Select alternate acceleration and deceleration ramp 7 Activate DC injection braking 8 When EMOP speed control is used increase reference speed ll 9 When EMOP speed control is used decrease reference speed 10 Stop using coast to stop deceleration if DI is true closed 14 Stop using coast to stop deceleration if
54. effect you may choose to op erate the drive at up to eight different speeds The eight speeds are selected by a combination of three digital inputs A wiring scheme for utilizing preset speeds is provided on page 19 along with a truth table showing what com bination of inputs results in the selection of which speeds Note that parameter 303 F2 also serves as the reference frequency for jogging Please ensure that if you want a resolution of 0 01 Hz for this parameter then Parameter 801 PRGNO must be set to 150 the maximum frequency however is limited to 100 Hz Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB EF1 Parameters 9 Parameter 303 F2 Range 0 1000 Hz Default 5 Hz Parameter 304 F3 Range 0 1000 Hz Default 20 Hz Parameter 305 F4 Range 0 1000 Hz Default 40 Hz Parameter 306 F5 Range 0 1000 Hz Default 50 Hz Parameter 307 F6 Range 0 1000 Hz Default 0 Hz Parameter 308 F7 Range 0 1000 Hz Default 0 Hz Minimum Frequency When Torque Limit Active Parameter 309 FTL the Minimum Frequency in Torque Limit parameter sets the minimum frequency when the drive is in motoring torque limit mode In torque limit mode if the calculated torque value exceeds that set in parameters 601 LT LF through 604 RTLR see page 37 the output frequency will be reduced to the value of parameter 309 FTL using the deceleration ramp configured by parameter 406 DECTL see page 32 If the load is sufficiently large enough to
55. ent sensitive r c c b Type or universal current sensitive r C c b Type B are permitted e 3 phase units Only universal current sensitive r c c b Type are permitted Otherwise another protective measure like separation from the environment using double or reinforced insulation separation from the power supply or similar is to be employed EN 50178 The tripping current for the r c c b must be adequately dimensioned since the ca pacitive current cable shields filters can easily lead to spurious tripping 1 2 5 Operating Instructions A DANGER The converter can be configured so that it automatically restarts after a fault The system may have to be equipped with additional monitoring or protective equipment to avoid the dangers which result from this see accident prevention regulations etc The motor can be stopped by switching off the enabling or the target value If accidental start up is to be prevented for reasons of safety then the converter is to be isolated in ad dition i e separated from the power supply Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB Introduction and Safety Tips 1 3 Product Overview Although the E trAC EF1 Microdrive is small in size it is big on performance It is an eco nomical yet powerful solution for many industrial applications It features remote communi cations capability using Modbus protocol a keypad for easy configuration and a stand ard
56. ernately by connecting a dynamic brake unit to these terminals braking capacity may be enhanced See page 15 for more information These terminals are the connection point for the internal dynamic brake resis DB tor If an external resistor is used for dynamic braking the internal resistor B s must be disconnected see 15 for more information 10 06 03 Operating Instructions 13 02_GB 0 37 4 0 Connections Terminal Description T1 U T2 V These terminals are for motor connections T3 W The models 2S003 and 2S007 have a terminal for the grounding PE The grounding on all other units is done using the heat sink screw connection L1 R L2 S B DB B T1 U T2 V T3 W Figure 4 Power Terminals 4 4 2 Typical Power Connections 14 Figure 4 on page 14 shows the terminals for line power and motor output See section 4 3 starting on page 13 for input line requirements Note that when testing for a ground fault do not short any motor lead T1 U T2 V or T3 W back to an input phase L1 R L2 S or L3 T It is necessary to provide fuses and a disconnect switch for the input AC line in accordance with all applicable electrical codes The EF1 Microdrive is able to withstand a 150 over load for 60 s In order to ensure maximum possible protection for the converter fusible links should be used to protect from over voltage These fuses should h
57. force the drive below the frequency set with this parameter an overcurrent fault F65 F69 will occur and the drive will stop See page 51 for more information on overcurrent faults To disable Torque Limit mode set this parameter to a value greater than or equal to param eter 302 FMAX NOTE If you want a resolution of 0 01 Hz for this parameter then Parameter 801 PRGNO must be set to 150 the maximum frequency however is limited to 100 Hz 9 Range 0 1000 Hz Default 10 Hz 401 RSEL Ramp Selector Parameter 401 RSEL the Ramp Selector parameter selects the acceleration and deceler ation ramps utilized by the drive and also whether stops are accomplished by ramping to zero speed or are by coasting The following data values may be assigned to this parame ter Data Value Type of Stop Ramp Configured by 0 Ramp to stop Parameter 402 ACC1 and 403 DEC1 Running Forward 402 ACC1 and 403 DEC1 Rampo atop Running Reverse 404 ACC2 and 405 DEC2 If the output frequency is less than preset frequency 307 F6 the active ramp is set by 402 ACC1 and 403 DEC1 If 2 Ramp to stop the output frequency is equal to or greater than 307 F6 the active ramp is set by 404 ACC2 and 405 DEC2 A digital input is defined as the Alternate Ramp Selector see page 44 The digital input is then used to select be 3 Ramp to stop tween the ramp configured by 402 1 and 403 DEC1 digital input false or open and the ramp confi
58. gure 12 on page 35 illustrates how these parameters define a custom V Hz curve As soon as the frequency value in a parameter of a coordinate pair has been set to 0 e g parameter 512 VHZ2F the characteristic curve moves through the range from point 1 di rectly to point 3 Parameter 510 VHZ1F Range 0 1000 Hz Default 0 Hz Parameter 511 VHZ1V Range 0 100 Default 0 Vac Parameter 512 VHZ2F Range 0 1000 Hz Default 0 Hz Parameter 513 VHZ2V Range 0 100 Default 0 Vac Parameter 514 VHZ3F Range 0 1000 Hz Default 0 Hz Parameter 515 VHZ3V Range 0 100 Default 0 Vac 601 LTLF Limit for Torque Load Forward 602 LTLR Limit for Torque Load Reverse When parameter 309 FTL is set to a value less than or equal to parameter 302 FMAX torque limiting is activated see page 31 Operating Instructions EF1 0 37 4 0 3 N EF1 Parameters 38 Provided that parameter 210 TLSEL is set appropriately see page 29 these two param eters configure the point at which torque limiting will occur when the drive is in motoring mode that is driving a load with individual settings for forward 601 LTLF and reverse 602 LTLR operation The value is a percentage of nominal motor torque Range 30 150 603 RTLF Limit for Regen Torque Forward Default 150 604 RTLR Limit for Regen Torque Reverse When parameter 309 FTL is set to a value less than or equal to parameter 302 FMAX torque limiting is activate
59. gured by 404 ACC2 and 405 DEC2 digital input true or closed 4 Coast to stop Same as data value 0 5 Coast to stop Same as data value 1 6 Coast to stop Same as data value 2 7 Coast to stop Same as data value 3 9 Range 0 7 Default 0 10 06 03 Operating Instructions 31 02_GB 0 37 4 0 EF1 Parameters 32 402 ACC1 Acceleration Time 1 Parameter 402 ACC1 the Acceleration Time 1 parameter configures the length of time to accelerate from 0 Hz to the value of parameter 302 FMAX This acceleration ramp is se lected by parameter 401 RSEL Note that extremely short acceleration times may result in nuisance fault trips Range 0 1 600 0 5 Default 3 0 5 403 DEC1 Deceleration Time 1 Parameter 403 DEC1 the Deceleration Time 1 parameter configures the length of time to decelerate from the value of parameter 302 FMAX to 0 Hz This deceleration ramp is se lected by parameter 401 RSEL Note that extremely short deceleration times may result in nuisance fault trips or may re quire an external dynamic brake Range 0 1 600 0 5 Default 3 0 5 404 2 Acceleration Time 2 Parameter 404 ACC2 the Acceleration Time 2 parameter configures the length of time to accelerate from 0 Hz to the value of parameter 302 FMAX This acceleration ramp is se lected by parameter 401 RSEL Note that extremely short acceleration times may result in nuisance fault trips Range 0 1 600 0 5
60. he Program PROG key at any time Level 1 allows you to access the most commonly used parameters 2 Level 2 is entered by holding down the SHIFT key while pressing the PROG key Level 2 allows access to all EF1 parameters including those in Level 1 for applications which require more advanced features A list of all parameters and levels is found at the end of these instructions Figure 10 The EF1 Keypad 5 2 Keypad Operation Parameter 201 MODE see page 27 determines whether the EF1 Microdrive accepts its Run Stop and speed commands from the digital keypad or from the input terminals The fol lowing table describes the function of the keys in Operation mode Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB Programming with the EF1 Keypad Initiates forward run when pressed momentarily If the drive is running in re verse when FWD is pressed it will decelerate to zero speed change direc tion and accelerate to the set speed Initiates reverse run when pressed momentarily If the drive is running in for ward when REV is pressed it will decelerate to zero speed change direction and accelerate to the set speed Causes a Ramp to Stop when pressed Programmable to Coast to Stop by parameter 401 RSEL page 31 When the drive is stopped pressing this key increases the desired running speed When the drive is running pressing this key increases the actual run ning speed The t
61. ine must be provided by the builder or operator of the equipment Converters of the EF1 Microdrive series are equipped with an internal filter They fulfil the requirements of the EMC Product Standard EN61800 3 for generally available products and are suitable for use in first environments residential areas The evaluation of the conformity took place in a realistic environment under consideration of the following installation tips Other loads connected to the line can cause voltage spikes which can impair the function of the inverter and can even damage it Chokes can be additionally used on the line side to protect the inverter against voltage spikes resulting from the switching of large loads on the line Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB Receiving and Installation 3 3 2 Installation Tips Electrical electronic equipment may be influenced or disturbed in its operation via connect ing leads or other metallic connections The electromagnetic compatibility of the system is greatly influenced by the type and style of the installation Measures for grounding screening and filtering must be given special attention Compliance with the following installation tips ensures compliance with the valid EMC limit values for the machine equipment Converter and optional components such as power line or input reactors are to be pro vided with large contact surfaces to the grounded installation base pla
62. ion whether feed forward is active it should be selected for speed loop applications since the reference value has a direct relation to the feedback signal and whether PI control may be enabled via a digital input The following data values may be assigned to this parameter Data Value Loop Type Rate Feed Forward Enable by DI 0 Direct acting Slow Yes No 1 Direct acting Fast Yes No 2 Reverse acting Slow Yes No 3 Reverse acting Fast Yes No 4 Direct acting Slow Yes Yes 5 Direct acting Fast Yes Yes 6 Reverse acting Slow Yes Yes 7 Reverse acting Fast Yes Yes 8 Direct acting Slow No No 9 Direct acting Fast No No 10 Reverse acting Slow No No 11 Reverse acting Fast No No 12 Direct acting Slow No Yes 13 Direct acting Fast No Yes 14 Reverse acting Slow No Yes 15 Reverse acting Fast No Yes The remaining configurable parameters are used to adjust proportional gain 915 KP in tegral gain 916 and scaling for the feedback terminal 917 The Read Only parameters provide information about the process parameter 912 ERRORZ2 is the final error parameter 913 ERRORT1 is the initial error and parameter 914 SIPART is the sum of the integral term of the PI regulator See chapter 9 on page 53 for further information on PI control Parameter 912 ERROR2 Range varies Read Only Parameter 913 ERROR1 Range varies Read Only Parameter 914 SIPART Range varies
63. is running in Reverse 12 DC injection braking is active 4 FEXT2is active serial link reference 13 not used 5 Drive is accelerating 14 Run commanded but no reference 6 Drive is decelerating 15 Drive is faulted locked out 7 Drive is at speed Range 0 65535 961 STAT2 Status Word 2 Read Only Serial communication may be used to read parameter 961 STAT2 the Status Word 2 pa rameter to gather status information about the drive The bits of the word represented by this parameter provide the following information Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters 0 1 15 14 13 12 6 5 4 2 Bit When Set to 1 Signifies Bit When Set to 1 Signifies 8 not used 0 Drive is ready to run 9 not used 1 Drive is in Program mode 10 not used not used 11 used not used 12 used not used 13 Drive is in the undervoltage state Drive is operating in Torque Limit 14 Overtemperature warning not used OD Oo AJOJN not used 15 Drive is faulted not locked out 9 Range 0 65535 962 CNTL1 Control Word 1 Modbus Write commands may be used to control the drive via the serial link by setting the bits of parameter 962 CNTL1 the Control Word 1 parameter appropriately The bits of the word represented by this parameter perform the following actions
64. l Characteristics Figure 2 EF1 Microdrive 1 5 kW 2 2 kW 1 230 V EF1 Microdrive 0 75 kW 4 0 kW 3 x 460 V Model Power Weight A B D E EF1K2S015 1 5 kW 230 V 2 5 183 0 142 0 137 2 128 8 173 0 EF1K28022 2 2 kW 230 V 3 5 226 0 142 5 188 0 128 8 193 0 EF1K40007 0 75 kW 460 V 2 0 177 0 105 2 137 2 94 0 173 0 EF1K40015 1 5 kW 460V 2 5 183 0 142 0 137 2 128 8 173 0 EF1K40022 2 2kW 460 V 3 5 226 0 142 5 188 0 128 8 193 0 EF1K40030 3 0 kW 460 V 3 5 226 0 142 0 188 0 128 8 193 0 EF1K40040 4 0 kW 460 V 3 5 226 0 142 5 188 0 128 8 193 0 NOTE Dimensions in mm Weight in kg 10 06 03 Operating Instructions 02 GB EF1 0 37 4 0 Receiving and Installation 3 Receiving and Installation 3 1 Preliminary Inspection N CAUTION Before storing or installing the EF1 Microdrive thoroughly inspect the device for possible shipping damage Upon receipt 1 Remove the drive from its package and inspect exterior for shipping damage If damage is apparent notify the shipping agent and your sales representative 2 Read the technical data label affixed to the drive and ensure that the correct horsepower and input voltage for the application has been purchased 3 If you will store the drive after receipt place it in its original packaging and store clean dry place free from direct sunlight or corrosive fumes where
65. le power F12 Keypad error Consult BERGES F13 Illegal internal operation 14 Internal module calibration fault F15 Programming error F16 Programming error F17 Programming error custom set F18 Programming error F19 Module ID problem Reset parameters to factory defaults set 801 PRGNO to data value 1 and then re initiate customization Consult BERGES F25 111 Output ground fault at start up F26 11 Output ground fault F27 11 Output ground fault Verify the insulation integrity of the con nected motor and motor wiring Bus overvoltage fault Check the applied line voltage Verify that the load is not excessively regenerative Increase the deceleration time Reduce the regenerative torque limits the value of parameters 603 RTLF and 604 RTLR 235 Bus overvoltage fault at start up Check the applied line voltage F40 11 Input phase loss Check the applied line voltage Set 620 PHLOSS to inactive 245 1 Dynamic braking overload fault Verify the size of the dynamic braking circuitry drive Increase the deceleration time Increase the process cycle time F50 Drive overtemperature fault Verify that the ambient temperature is within the drive s specifications Verify that the cooling fan if present is functioning properly F51 undertemperature fault Verify that the ambient temperatur
66. mally functioning if you changed the value of param eter 918 PICFG for tuning restore it to its original value If you need further assistance or advice please contact BERGES Operating Instructions EF1 0 37 4 0 57 Summary of EF1 Parameters 10 Summary of EF1 Parameters Parameter Parameter Name Level Range Default Page 002 RVLVL Software Revision L2 Read Only 25 003 IRAT Drive Rated Current L2 varies Read Only 26 005 FLT5 Most recent Fault L1 Read Only 26 006 FLT4 Second oldest Fault L2 Read Only 26 007 FLTS3 Third oldest Fault L2 Read Only 26 008 FLT2 Fourth oldest Fault L2 Read Only 26 009 FLT1 Oldest Fault L2 Read Only 26 102 FOUT Motor Output Frequency L1 0 1000 Hz Read Only 26 103 VOUT Motor Output Voltage L1 0 100 Read Only 26 104 IOUT Motor Output Current L1 0 60 Read Only 26 105 LOAD Drive Load L1 0 20096 Read Only 26 107 TEMP Drive Temperature L1 0 110 C Read Only 27 110 WARN Warning Code L1 0 6 Read Only 27 201 MODE Input Mode L1 0 11 0 27 204 FSEL Speed Setpoint Selector L2 0 15 0 28 205 A1TYP A1 Input Type L2 0 5 0 28 206 A1OFF A1 Offset L2 0 10096 20 29 207 A1SPN A1 Span L2 0 200 100 29 208 2 2 Offset L2 0 100 0 29 209 25 2 Span 2 0 200 100 29 210 TLSEL Torque Limit Source Selection L2 0 3 0 29 301 FMIN Minimum Fre
67. n of a special function this parameter is automatically reset to 0 The following data values may be assigned to this parameter Operating Instructions EF1 0 37 4 0 EF1 Parameters Data Value Special Function Configured Standard program Reset all parameters to factory default values display SETP Store custom parameter values display STOC M Recall custom parameter values display SETC ll 80 Enable PI control When this value is entered and saved and then Program mode is exited and re entered the PI adjustment parameters parameters 910 FSTAT 911 FCORR and 912 ERROR2 through 918 PICFG will be come available 150 Switching both the maximum value of the frequency parameter 0 1000 Hz or 0 100 Hz and the resolution of the display At 0 1000 Hz the resolution is 0 1 Hz at 0 100 Hz it is increased to 0 01 Hz 160 You can access the parameter to define an application specific 3 point V Hz characteristic curve by setting this value see page 37 1 This display only appears after exiting the program mode 9 Range 0 255 Default 0 802 START Start Options Parameter 802 START the Start Options parameter configures the type of start to be per formed It also determines whether the STOP key on the keypad functions as an emergen cy stop when the terminal strip is the active control source and whether the drive will trip if Modbus
68. nd commissioning of the converter These instructions must be made available to all users The user must be familiar with the unit before any work is performed This especially includes the safety tips and warnings Symbols Used This symbol is used when the life or health of the user is endangered or considerable prop erty damage may result This symbol is found in the operating instructions in places where important points for the safe and correct operation of this converter are found 1 2 Safety Tips 1 2 1 A DANGER A DANGER All tips found in this chapter must be complied with in order to ensure the safety of users and machines or equipment General Safety Tips Converters are operated at voltages which may cause shocks which endanger life if touched They may contain exposed high voltage or high temperature surfaces while in op eration in accordance with their safety type Serious danger to persons or property may re sult from unauthorized removal of the necessary covers improper use incorrect installation or operation All work for the transport installation commissioning and start up as well as for mainte nance is to be carried out by qualified personnel IEC 364 or CENELEC HD 384 and na tional accident prevention measures must be complied with Qualified personnel as de fined by these instructions are personnel who are familiar with the set up assembly com missioning and operati
69. nd digital inputs Note that while there CM are two CM common terminals they both connect to the same electrical point A source for positive nominal 24 Vdc voltage and is only intended for use with digital inputs Digital input D1 This must be a Start or Run input when in terminal strip mode See parameter 201 MODE on page 27 for more information Digital inputs 2 6 02 06 The function of a digital input is configured by the parameter with the same id name as the digital input for example D2 is configured by parameter 902 D2 see page 44 for more information The second auxiliary relay The function of the relay is set by parameter 705 R2 see page 41 the de NO2 Mose f RCM fault setting is for the relay to activate when a fault occurs Terminal NO2 is the normally open contact it will close when the relay is ac tivated RCM2 is the common terminal The first auxiliary relay The function of the relay is set by parameter 704 R1 see page 41 the de NC1 ts fault setting is for the relay to activate when the motor is at speed NO1 1 Terminal NO1 is the normally open contact which closes when the relay is activated Terminal NC1 is the normally closed contact which opens when the relay is activated Terminal RCM1 is the common terminal Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 16 Connections 0
70. nly 007 FLT3 Third oldest Fault Read Only 008 FLT2 Fourth oldest Fault Read Only 009 FLT1 Oldest Fault Read Only These five parameters store the fault code numbers of the last five faults Parameter 009 FLT1 fault 1 contains the fault code of the oldest fault while parameter 005 FLT5 last fault contains the fault code of the most recent fault When one of these parameters is displayed the value will be of the format ff mm where ff is the fault code number and mm is the number of minutes that have elapsed between the last time the drive was reset and the occurrence of the fault See Section 7 on page 50 for the list of fault codes and troubleshooting assistance Range 102 FOUT Motor Output Frequency Read Only Display of the target frequency of the converter when the start command has been set This frequency is equivalent to the target value set Range 0 1000 Hz 103 VOUT Motor Output Voltage Read Only Parameter 103 VOUT the Motor Output Voltage parameter shows the motor output volt age calculated as a percentage of the applied input voltage Range 0 100 104 IOUT Motor Output Current Read Only Parameter 104 IOUT the Motor Output Current parameter shows the motor phase to phase current computed to an accuracy of 20 Range 0 60 A 105 LOAD Drive Load Read Only Parameter 105 LOAD the Drive Load parameter shows the load on the motor the true part of the motor current as a percentage
71. o operation since maintenance of the applicable standards can no longer be ensured The minimum distances and adequate cooling must be ensured dur ing installation The climatic conditions in accordance with EN 50178 are to be maintained 1 2 4 Electrical Connections A DANGER A DANGER CAUTION A DANGER Z CAUTION A DANGER The unit is to be separated from the power supply and suitably secured before any instal lation and connection work After the converter has been safety isolated you must wait at least 5 minutes until the in termediate circuit condensers have discharged Only then may work be begun on the unit The discharge period may be exceeded considerably in the case of faults The converter is planned for use with a fixed connection since leakage currents gt 3 5 mA may occur due to the built in EMC filter See also EN 501 78 for dimensioning and placement of the protective conductor The converter is designed for installation in a switchgear cabinet and may only be operated after it has been grounded The installation regulations and the information in these operating instructions must be complied with for proper operation of the converter When using a residual current operated protective device r c c b the compatibility to the converter must be checked in advance Depending on the type of unit the following applies 1 phase units pulse curr
72. of the drive rating The output current is measured with the motor power factor applied to an accuracy of 20 The parameter value will be positive when the motor is pulling a load motoring mode and negative when being pulled by a load regenerative mode Range 0 200 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters 107 TEMP Drive Temperature Read Only Parameter 107 TEMP the Drive Temperature parameter shows the temperature of the drive s heatsink to an accuracy of 3 C When the heatsink temperature exceeds 105 C 221 F the overtemperature fault fault F50 see page 50 for more information will occur and the drive will stop Range 0 110 C 110 WARN Warning Code Read Only The value of this parameter indicates whether a warning condition exists The following are the warning conditions and the code assigned to each Data Value Warning Condition Indicated 0 No warning condition exists 1 Drive not ready 2 Internal data error 3 Drive in torque limit 4 Low DC bus 5 Line start lockout active 6 PTC parameter 906 D6 must be set to 19 for this to occur Range 0 6 201 Input Mode Parameter 201 MODE the Input Mode parameter configures the source for speed refer ence and Run Stop control input When programming mode is first accessed this is the first parameter displayed
73. on of the product and have suitable qualifications for such work 1 2 2 Proper Usage A DANGER N CAUTION 10 06 03 02 GB The use of the converter explained in these instructions is solely for the control of the speed of three phase AC motors Converters are components which are intended to be installed in electrical equipment or machines Commissioning of the converter is prohibited until it has been ensured that the system or machine fulfils the provisions of the EU Guidelines 89 392 EWG Machine Guideline and 89 336 EWG EMC Guideline The converter fulfils the requirements of the Low Voltage Guideline 73 231 EWG The har monized standards of the series EN 50178 are applied Those responsible for setting up or operating the system are liable for damage resulting from improper use of the converter Operating Instructions EF1 0 37 4 0 Introduction and Safety Tips 1 2 3 Transport Storage Installation N CAUTION The converter must be protected from improper stress No structural elements may be bent and or isolation distances may be changed for transport and handling The units contain structural elements that are endangered by electrostatic discharges which may be dam aged or destroyed as a result of improper handling Touching structural electronic elements and contacts should be avoided Units that display defects to electrical or electronic com ponents may not be put int
74. otation If the motor is turning in the wrong di rection press STOP remove AC power and wait for all indicators to go out After the STATUS indicator has gone out reverse any two of the motor leads at T1 U T2 V or T3 W 6 The EF1 Microdrive is preset to run a typical NEMA B 4 pole induction motor to a max imum speed of 50 0 Hz with both acceleration and deceleration times set to 3 0 seconds 7 Use the Arrow keys to set the proper running speed of the motor and the FWD and STOP keys to control its operation Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB EF1 Parameters 6 EF1 Parameters 6 1 Introduction The EF1 Microdrive incorporates a comprehensive set of parameters that allow you to con figure the device to meet the special requirements of your particular application This chapter describes the available parameters and the values or functions that may be assigned to them A list of all parameters and levels is found at the end of these operating instructions 6 2 Level 1 Parameters The most commonly configured EF1 parameters are stored in a group named Level 1 This group is easily accessed by pressing the PROG key as described in Section 5 The follow ing table lists the parameters in this group for further information on the parameter please turn to the indicated page Parameter DescripHon See Parameter DescHpHon See Name
75. p bit 4 ASCII mode No parity 7 data bits 2 stop bits 5 ASCII mode Even parity 7 data bits 1 stop bit 6 ASCII mode Odd parity 7 data bits 1 stop bit Range 0 6 Default 0 953 MBDROP Drop Number Parameter 953 MBDROP the Modbus Drop Number parameter stores the address drop number of the drive Range 1 247 Default 1 Operating Instructions EF1 0 37 4 0 EF1 Parameters 48 954 MBTO Watchdog Timer Parameter 954 MBTO the Watchdog Timer parameter configures the length of time in which the drive must receive a valid Modbus telegram Valid telegrams need not be ad dressed to a specific drive If a valid telegram is not received in the configured amount of time then fault F72 will occur and the drive will coast to a stop See page 51 for more infor mation on this fault Range 1 0 60 0 5 Default 1 0 5 960 STAT1 Status Word 1 Read Only Serial communication may be used to read parameter 960 STAT1 the Status Word 1 pa rameter to gather status information about the drive The bits of the word represented by this parameter provide the following information 0 1 15 14 1 2 5 2 1 Bit When Set to 1 Signifies Bit When Set to 1 Signifies 8 ramp 2 is active 0 Serial link control active 9 not used 1 Frequency set via serial link 10 not used 2 is running in Forward 11 Keypad is in control 3 Drive
76. quency L1 0 1000 Hz 0 Hz 30 302 FMAX Maximum Frequency L1 20 1000 Hz 50Hz 30 303 F2 Preset Frequency 2 Jog Frequency L1 0 1000 Hz 5Hz 30 304 Preset Frequency L2 0 1000 Hz 20 Hz 30 305 4 Preset Frequency F4 L2 0 1000 Hz 40 Hz 30 306 F5 Preset Frequency F5 L2 0 1000 Hz 50 Hz 30 307 F6 Preset Frequency F6 L2 0 1000 Hz 0 Hz 30 308 F7 Preset Frequency F7 L2 0 1000 Hz 0 Hz 30 309 FTL Minimum Frequency When Torque Limit Active L2 0 1000 Hz 10 Hz 31 401 RSEL Ramp Selector L2 0 7 0 31 402 ACC1 Acceleration Time 1 L1 0 1 600 0 s 3 0s 32 403 DEC1 Deceleration Time 1 L1 0 1 600 0 s 3 0 5 32 404 2 Acceleration Time 2 L2 0 1 600 0 5 1 05 32 405 DEC2 Deceleration Time 2 L2 0 1 600 0 5 1 05 32 406 DECTL Deceleration Time When Torque Limit Active L2 0 1 600 0 5 1 06 32 407 DCBRK DC Brake Time L2 0 0 20 1 s 0 25 32 408 DCVLT DC Brake Voltage L2 0 15 2 3 of 502 BOOST 33 Operating Instructions 10 06 03 58 EF1 0 37 4 0 02 GB Summary of EF1 Parameters Parameter Parameter Name Level Range Default Page 411 DCACT DC Brake Activation L2 0 3 3 33 412 DBCFG DB Configuration L2 0 2 1 33 413 EDBDC External DB Maximum Duty Cycle L2 0 0 100 0 varies 34 501 VSEL V Hz Char Selector L2 0 5 6 0 34 502 Boost L1 0 25 Model dependent
77. rame ters If the PRG indicator is flashing it increases the value of the parameter The ENTER key must be pressed to store the new value In the Program mode pressing this key scrolls backward through the param eters If the PRG indicator is flashing it decreases the value of the parameter The ENTER key must be pressed to store the new value NOTE If the PRG indicator is flashing momentarily pressing and releasing both the UP and DOWN arrows simultaneously will return the parameter to the factory default value Press ENTER to store the new value Pressing this key while a parameter is displayed allows that parameter to have its value changed by use of the UP and DOWN arrow keys The PRG indicator flashes to show that the parameter can be programmed Pressing the button again causes the display to jump back one step Other parameters can now be selected for editing e This key must be pressed after the value of a parameter has been changed to store the new value The display will show stored STO for one second indicating that the new value has been entered into memory Operating Instructions EF1 0 37 4 0 21 Programming with the EF1 Keypad 5 3 LED Displays As shown in Figure 10 on page 20 the digital keypad provides 13 LED indicators The fol lowing table describes what each of these LEDs indicate LED State Indication FLT On Drive is faulted On Forward direc
78. ry values being compared to the key provided for each parameter to determine what status is shown or what action is commanded The following table shows the sixteen hexadecimal values and the corresponding binary values The binary values are divided into four columns so you may more readily see which bits of the status or control words are affected by the binary values Hexadecimal Value Binary Value 0 0 0 0 0 1 0 0 0 1 2 0 0 1 0 3 0 0 1 1 4 0 1 0 0 5 0 1 0 1 6 0 1 1 0 7 0 1 1 1 8 1 0 0 0 9 1 0 0 1 A 1 0 1 0 B 1 0 1 1 C 1 1 0 0 D 1 1 0 1 E 1 1 1 0 F 1 1 1 1 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Corresponding Bit Positions of Parameter Words Operating Instructions EF1 0 37 4 0 10 06 03 02 GB Fundamentals of PI Control 9 Fundamentals of PI Control 9 1 Introduction The EF1 Microdrive has a built in PI Proportional Integral Controller that makes it possible to control a process by adjusting motor speed using a reference input and a feedback input When the drive is configured to operate with feedback from a transducer the EF1 Micro drive essentially ceases to be a frequency controller and instead becomes a process con troller Several EF1 parameters are specifically designed for PI control These include 801 PRGNO 911 FCORR 915 KP e 916 917 KIN 918 PICFG The function performed by each of these parameters is
79. still react to longer time durations say 8 to 10 seconds If so decreasing the integral gain by reducing the value for parameter 916 KI would have that effect 9 2 5 Parameter 917 KIN Parameter 917 KIN is the feedback scaling factor It is used to scale the signal supplied by the transducer thereby optimizing the effect of the signal on the drive 9 2 6 Parameter 918 PICFG Parameter 918 PICFG determines the characteristics of the process control loop The fol lowing paragraphs discuss each of these characteristics in more detail 1 Direct or inverse acting loop In a direct acting loop as the process speed increases the feedback signal will de crease and cause a corresponding decrease in the process speed as it approaches the regulation point This type is typically employed in pump applications where the level control is the process variable Conversely in an inverse acting loop as the process speed increases the feedback signal increases but causes a corresponding decrease in the process speed as it ap proaches the regulation point This type is typically employed in supply pump applica tions where the pressure is the process variable 2 Slow or fast rate of response Whether the rate of response is fast or slow is relative that is one cannot assign a spe cific threshold and then say the response is fast or slow based on whether the threshold is crossed Instead you must determine by observation whether a change
80. te Use of galva nised installation base plates is preferred If painted base plates are used then the in stallation surface must be free of paint Power cable motor line and control lines are to be laid at great distances from one an other The motor line is to be shielded and grounded at both ends Connect the shield on the motor line in the terminal box of the motor with PE Use of a metallic cable gland may be necessary An optional power line reactor is to be installed right next to the converter and connected to the converter with a shielded cable Ground the cable shield on both sides Control lines are to be shielded Ground the shield on both sides Twist unshielded control lines Place cable shields with ground clamps on a large surface area of the bare metallic in stallation base plate or compensation rails see Illustration 3 Use a central grounding point for the entire machine system installation base plate Ground this point using ground lines with large cross sections or grounding bands Cable shields are not to be extended using a single wire and should not be interrupted Isolate the power section and the control section when setting up the switchgear cabinet or system Shielding between the two parts may be necessary Inductive contact elements spools of protective devices or relays are to be equipped with interference units RC elements free wheeling diodes varistors Remove any paint or varnish
81. ter 711 M2SPN Range 0 20096 Default 10096 704 R1 Relay R1 Selector 705 R2 Relay R2 Selector These parameters configure what condition causes relay R1 and R2 to activate The follow ing data values may be assigned to these parameters Data Value Relay Activates When 0 Relay is not used 1 drive is ready The relay will be open Fault and Low Voltage condi tions 2 As soon as an alarm occurs 1 3 When the start command is set 4 The motor is running in Reverse and the output frequency is above 0 5 Hz 5 The motor is running Forward and the output frequency is above 0 5 Hz 6 The output frequency is above 0 5 Hz 7 The motor is running at the commanded speed 8 The output frequency is greater than preset frequency F5 which is set with parameter 306 F5 9 The drive is operating in torque limit 10 The heatsink temperature is within 10 C of the maximum temperature over temperature warning 11 When a motor PTC connected to a digital input D6 reports an overheating motor see page 44 setting 19 1 When an alarm has occurred which can be reset by the auto reset function automatic restart try see page 39 or while the automatic restart is occurring the relay remains dropped out Parameter 704 R1 Range 0 11 Default 2 Parameter 705 R2 Range 0 11 Default 6 801 PRGNO Special Program Setting and assigning special functions After executio
82. the process variable and reference REMEMBER to complete the implementation you must configure a digital input separately to invoke PI control 9 3 Tuning the PI Control Loop Once the parameters are initially configured parameter 918 PICFG you should tune them so the process control loop operates as optimally as possible To make tuning easier the following recommendations should be observed f your application does not require enabling by digital input for the duration of tuning you should select a value for parameter 918 PICFG which does allow a digital input to enable PI control Once tuning is finished you can restore the parameter to its original value Install a switch to select closed loop and open loop performance e Connect a calibration signal to the drive to simulate the effects of the transducer s signal While this is not absolutely required it can be very helpful Once the preparations for tuning are complete enable PI control via the digital input and set the switch to open loop Then operate the drive utilizing any necessary instrumentation for example pressure gauges meters etc to characterize the range of the signal sup plied from the transducer for example at 3 PSI the transducer provides 1 V This will aid in better understanding the operation of the system and make calibration easier Select a mid range operating point for the system and inject a signal close to that which the transducer would
83. tion This chapter provides information on connecting power and control wiring to the EF1 Micro drive 4 2 General Wiring Information A CAUTION Never connect input AC power to the motor output terminals T1 U T2 V or T3 W or dam to the drive will result 4 2 1 Power Wiring Wire cross section and the associated protection for the power line inlet L1 R L2 S L3 T and motor output T1 U T2 V T3 W are to be selected in accordance with the information in Chapter 4 4 2 National and regional regulations must be complied with VDE CEI EVU 4 2 2 Control Wiring Control inputs and outputs have double power line isolation and may be touched with no additional safety measures Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 12 Connections 4 3 Input Line Requirements 4 3 1 Line Voltage See the Power and Current Ratings table on page 6 for the allowable fluctuation of AC line voltage for your particular EF1 model A supply voltage above or below the limits given in the table will cause the drive to trip with either an overvoltage or undervoltage fault Exercise caution when applying the EF1 Microdrive on low line conditions For example an EF1 2S series inverter will operate properly on a 208 Vac line but the maximum output voltage will be limited to 208 Vac Now if a motor rated for 230 Vac line voltage is controlled by this drive higher motor currents and increased heating will result
84. tion commanded FWD Off Drive is not running in the Forward direction heverse direction commanded Off is not running in the Reverse direction Off The drive is in Operation mode PRG On The drive is in Program mode parameter name displayed Flashing The value for the parameter may be configured Off Drive is operating normally WAN 11 Fault warning Drive is running under impermissible conditions which On will cause the converter to switch off if not corrected Sec On The unit of the displayed parameter is seconds ec 1 On Theunit of the displayed parameter is degrees Celsius 96 On The value of the displayed parameter is a percentage DB On _ Dynamic braking is active V On The unit of the displayed parameter is volts Hz 2 On The unit of the displayed parameter is Hertz RPM On The unit of the displayed parameter is revolutions minute A On The unit of the displayed parameter is amperes 1 The joint lighting of the WRN and C LED s indicates that a motor PTC connected to digital input D6 setting 19 was triggered due to an overheated motor 2 A blinking Hz LED in the operating mode indicates the target frequency stopped motor and a constantly lit Hz LED indicates the actual frequency turning motor 5 4 Keypad Display Window 5 41 Standard Display The LED display provides information on drive operation an
85. tored by pressing and releasing both the UP and DOWN arrows simultaneously and then pressing the ENTER key To restore ALL parameters to factory settings or to recall a previously stored parameter set see parameter 801 PRGNO page 41 5 6 Quick Start CAUTION 24 The following procedure is for operators with simple applications who would like to get up and running quickly Be sure to read and understand Sections 5 1 through 5 5 before proceeding with these instructions If you are using remote operators substitute the speed potentiometer for the UP and DOWN arrows and the remote Run Stop switch for the FWD key in the following instructions IMPROPER EQUIPMENT COORDINATION Verify that proper voltage is connected to the drive before applying power Failure to observe this instruction can result in injury or equipment damage 1 Follow all precautions and procedures in Section 3 Receiving and Installation 2 Apply AC power to the input terminals For about two seconds the display will show all segments active Then the display will change to all zeros 3 The factory settings are for keypad only operation in the forward direction that is the REV key is disabled Press the FWD key which causes the FWD indicator to become lit 4 Press the UP Arrow to increase the desired running frequency When the display gets to 0 1 Hz the drive starts to produce an output 5 When the motor starts to turn check the r
86. uration L2 0 15 0 46 950 MBPROT Protocol L2 0 1 0 47 951 MBBAUD Baud Rate L2 0 4 3 47 952 MBPAR Parity L2 0 6 0 47 953 MBDROP Number L2 1 247 1 47 954 Watchdog Timer L2 1 0 60 0 5 1 0 5 48 960 STAT1 Status Word 1 L2 0 65535 Read Only 48 961 STAT2 Status Word 2 L2 0 65535 Read Only 48 962 CNTL1 Control Word 1 L2 0 65535 0000 49 963 FEXT1 External Frequency Reference 1 L2 0 1000 Hz 0 Hz 49 964 FEXT2 External Frequency Reference 2 L2 0 1000 Hz 0 Hz 49 Operating Instructions 10 06 03 60 EF1 0 37 4 0 02 GB Jf TB Wood s BERGES Berges electronic GmbH IndustriestraBe 13 D 51709 Marienheide Rodt Postfach 1140 D 51703 Marienheide Tel 49 0 2264 17 0 Fax 49 0 2264 17126 http www berges de info berges de Berges electronic s r l Zona industriale 39025 Naturno Italy Tel 39 0 473 671911 Fax 39 0 473 671909 http www berges it info berges it Uff vendite Milano Via Monteverdi 16 1 20090 Trezzano sul Naviglio MI Tel 39 0 2 48464206 Fax 39 0 2 4849991 TB Wood s Incorporated 440 North Fifth Avenue Chambersburg Pennsylvania 17201 1778 Telephone 888 TBWOODS or 717 264 7161 Fax 717 264 6420 http www tbwoods com info tbwoods com
87. ut signal range is 4 to 20 mAdc set param eter 206 to 0 to select the 0 to 20 mAdc input signal range 2 0 to 5 Vdc 1 Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 10 06 03 02_GB EF1 Parameters Data Value Input Signal Same as 0 2 except that if the input signal drops below a fixed offset value for example if the configured signal is 4 to 20 mAdc and the input signal sinks to 2 mAdc or if no offset is configured the input signal is lost fault F81 will be generated See page 51 for more information on this fault Range 0 5 Default 0 206 A1OFF A1 Offset Determine the offset for the analogue input A1 percent value of the programmed maximum value Note that if the input signal drops below the offset value or if the input signal is lost if no offset is configured fault F81 will be generated See page 51 for more information on this fault Range 0 100 Default 20 207 A1SPN 1 Span Parameter 207 A1SPN the A1 Span parameter is used to alter the range of the input sig nal for analog input A1 For example if parameter 205 A1TYP selects the 0 to 10 Vdc input signal setting this parameter to 50 reduces it to 0 to 5 Vdc Range 0 200 Default 100 208 A20FF A2 Offset Parameter 208 2 the A2 Offset parameter configures the offset for analog input A2 expressed as a percentage of the maximum value of the input signal
88. wer and Current Ratings EF1 K 25 007 K Constant 25 230 Vac single phase 40 460 Vac three phase For example 007 0 75 kW H IP 21 with keypad Model Motor Power Input Output Number EN Voltage Current 111 Voltage Current EF1K Vac A Vac A 25003 0 37 4 9 2 2 2S007 0 75 o 8 0 0 230 3 6 25015 1 5 Single phase 14 6 Three phase 6 8 25022 2 2 20 7 9 6 40007 0 75 3 0 2 1 40015 1 5 380 460 5 2 3 8 40022 2 2 15 7 2 57 Three phase x as 40030 3 0 p 8 7 6 7 40040 4 0 12 0 8 9 1 Input current listed is at maximum output loading and minimum input voltage 2 3 Environmental Specifications Operating temperature 0 C 40 C Storage temperature 20 C 65 Maximum heatsink temperature 100 C Humidity 0 to 95 non condensing Altitude 1000 m without derating Maximum vibration 5 9 m s 0 6 G Acoustic noise 80 dba sound power at 1 m Cooling Natural convection 0 37 and 0 75 kW models Fan cooling 1 5 kW and larger models Operating Instructions 10 06 03 EF1 0 37 4 0 02 GB 24 Electrical Specifications 2 5 Control Features Specifications 10 06 03 02_GB Technical Characteristics Voltage input 230 Vac Models 200 230 Vac 15 460 Vac Models 380 460 Vac 15 Line frequen

Operating Instructions EF1 Microdrive

Contents

Download Pdf Manuals

Related Search

Related Contents