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Omron J7 Frequency Converter User Manual

1. 63 25 19 8 SI232 J7C Removeable 21 5 27 2 5 19 8 136 Specifications of Accessories Chapter 9 2 9 2 3 RS 422 485 Communications Unit 1485 J7 The RS 422 485 Communications Unit 81485 J7 functions as an interface for RS 422 485 general purpose communications The communications pro tocol conforms to MODBUS same protocol as V7AZ and F7 Inverters Com munications can be used for Inverter control inputs frequency references monitoring Inverter operating status and reading writing parameter settings Note Refer to CHAPTER 7 Communications for details Dimensions mm lp LO Zo qp 12 _4X38 15 2 A Ex R mM el po T P p 63 8 19 8 9 2 4 Fan Unit FANO00106 The Fan Unit is a replacement for the presently installed cooling fan of the Inverter Replace the cooling fan if it has reached the end of its service life or a warning of cooling fan failure FAN is indicated Applicable Models Inverter Fan Unit 3 phase 200 V AC CIMR J7AZ21P5 22P2 FANO01062 CIMR J7AZ24P0 FANO01063 Single phase 200 V AC CIMR J7AZB1P5 FANO0106
2. 13 90 EU 12 4X 3 8 152 rb FO E x g P I E 63 8 19 8 y A y A RS 422 485 Communications Unit Chapter 7 1 7 1 3 Names of Parts Terminal block e Terminating resistance switch Terminal Block SITE RE COS Terminating Resistance Switch SW OFFI ON Note Set the terminating resistance switch to ON to connect the terminating resistance 7 1 4 Mouting Procedure Use the following procedure to mount an RS 422 485 Communications Unit 81 485 J7 3G3JV PSI485J to a J7AZ Inverter 1 Turn OFF the Inverters power supply Mounting the RS 422 485 Communications Unit without turning OFF the Inverter s power supply may result in electric shock or damage to equipment 2 Loosen the Inverter s front cover mounting screws and remove the front cover as shown on the left below 3 Remove the optional cover as shown on the right below 91 RS 422 485 Communications Unit Chapter 7 1 4 Align the Unit with the Inverter s connector and push the Unit onto the Inverter so that the 3 catches enter the corresponding holes until it is securely mounted co AS Connector 5
3. Power supply to the Inverter has phase loss power flashing The main circuit DC voltage has reached input terminal screws are loose or the power line is the undervoltage detection level disconnected 200 V DC for the CIMR J7AZ 2 Check the above and take necessary 160 V DC for the CIMR J7AZ BLI and countermeasures 400 V DC for the CIMR J7AZ 4lL I ncorrect power supply voltage Make sure that the power supply voltage is within specifications ou Main Circuit Overvoltage The power supply voltage is too high flashing The main circuit DC voltage has reached Decrease the voltage so it will be within the overvoltage detection level specifications 200 V models 410 V DC min 400 V models 820 V DC min oH Radiation fin overheated OH The ambient temperature is too high flashing The temperature of the radiation fins of the Ventilate the Inverter or install a cooling unit Inverter has reached 110 C 10 C CAL Communications standby CAL A short circuit ground fault or disconnection has flashing No normal DSR message has been occurred on the communications line received during RS 422A 4895 Check and correct the line communications The Inverter detects this e The termination resistance setting is incorrect warning only when RUN command gt Set the termination resistance of only the Inverter selection n02 is set to 2 or frequency located at each end
4. The default setting does not need any changes in normal operation Change the default setting in the following cases The wiring distance between the Inverter and motor is long Set the Inverter to a lower carrier frequency Reference carrier frequency 10 kHz at a maximum wiring distance of 100 m and 5 kHz ata wiring distance exceeding 100 m Excessive speed or torque dispersion at low speed Set the carrier frequency to a lower value Note The carrier frequency changes as shown in the following graph with 7 through 9 set in n46 Carrier Frequency n46 7 through 9 Carrier 4 Frequency 2 5kHz 1 0kHz i Output frequency 83 3 Hz Set value 7 208 3 Hz Set value 7 41 6 Hz Set value 8 104 1 Hz Set value 8 27 7 Hz Set value 9 69 4 Hz Set value 9 70 Setting the Carrier Frequency Chapter 6 1 The Inverter cannot maintain rated output current with the carrier frequency set to a value higher than the default one The following table shows the default value and a decrease in the output current of each Inverter model Be sure to use the Inverter so that there will be no decrease in rated output current Voltage Model Default setting Rated output Set to 3 Reduced Set to 4 Reduced CIMR J7AZ current A rated output rated output current A current A 3 phase 20P1 0 8 200 V 20P2 1 6 Single phase 10 kHz eee 10 kHz 10 kHz INDDERSODOD
5. Connecting the Power Supply After conducting the above checks connect the power supply 4 2 2 Check the Display Status If the display is normal when the power is connected it will read as follows Normal RUN indicator Flashes ALARM indicator Off Setting Monitor indicators FREF FOUT or IOUT is lit Data display Displays the corresponding data for the indicator that is lit When a fault has occurred the details of the fault will be displayed In that case refer to Chapter 8 Maintenance Operations and take necessary action Fault RUN indicator Flashes ALARM indicator Lit fault detection or flashes alarm detection Setting Monitor indicators FREF FOUT or IOUT is lit Data display The fault code such as UV1 is displayed The display will differ depending on the type of fault 45 Operation Example Chapter 4 2 4 2 3 Initializing Parameters Initialize the parameters using the following procedure To initialize the parameters set nO1 to 8 Key Indicator i Explanation sequence Power ON FREF PRGM Press the Mode Key repeatedly until the PRGM indicator is lit Press the Enter Key The data of PRGM n01 will be displayed Use the Increment or Decrement Key to set n01 to 8 The display will flash Press the Enter Key so that the set value will be entered and the data display will be lit In approxima The parameter number will be tely 1s i dis
6. Time 74 Stall Prevention Function Chapter 6 3 n57 Stall Prevention during Operation Changes during operation Setting 30 to 200 Unit of 1 Default setting 160 range setting Set Values Output 4 current Stall Prevention during Acceleration This function will decrease the output frequency if the output current exceeds the set current value by a minimum of approximately 100 ms so that the Inverter will continue operating without stalling The Inverter will increase the output frequency to return to the set frequency reference level when the output current is less than the set value The Inverter accelerates or decelerates the output frequency according to the preset acceleration or deceleration time Acceleration time 1 n16 n17 or acceleration time 2 n18 n19 Set the parameter as percentage based on the rated Inverter current as 100 The default setting does not need any changes in normal operation Decrease the set value if the capacity of the motor is smaller than that of the Inverter or the motor stalls with the default value The set value is normally 2 or 3 times higher than the rated current of the motor Set this current in percentage based on the rated Inverter current as 100 n57 Stall prevention level during acceleration Time Output frequency q The output frequency is controlled so that the Inverter will not stall Time 75 Overt
7. Number of registers of read data CRC 16 check 45 8 FO 1 2 3 4 5 6 7 102 DSR Message and Response Chapter 7 4 Response Normal Byte No Data example Hex Slave address 02 Function code 03 Number of bytes of attached data 08 Data in register No 0020 00 65 Data in register No 0021 00 00 Data in register No 0022 00 00 Data in register No 0023 01 F4 CRC 16 check AF Byte No Data example Hex Slave address Function code Error code CRC 16 check 7 4 2 Data Write Broadcast Data Write Function Code 10 Hex Settings and Response e To write data to the Inverter such as control I O and parameter set value data issue the following DSR message Consecutive data of a maximum of 16 words 32 bytes for 16 registers can be written per DSR message The register number is allocated to each function item such as control I O and parameter functions The register number of each parameter is indicated wherever the parameter is explained in this manual and in Section 10 List of Parameters For register numbers other than those of parameters refer to 7 7 Register Number Allocations in Detail Note 1 A parameter corresponds to one register one word so the number of registers of write data indicates the number of parameters to be written i e the number of consecutive registers beginning with the first register number 2
8. RS 422A 485 communica tions timeover detection selection Used to set whether a communications time over CE is detected if there is an interval of more than 2 s and to select the method of processing the detected communications time over 0 Detects a time over and fatal error and coasts to a stop 1 Detects a time over and fatal error and decelerates to a stop in deceleration time 1 2 Detects a time over and fatal error and decelerates to a stop in deceleration time 2 3 Detects a time over and nonfatal error warning and continues operating 4 No time over is detected 155 List of Parameters Para meter No Register No Hex n69 0145 See note 3 RS 422A 485 communica tions frequency reference display unit selection Description Used to the set the unit of frequency reference and frequency related values to be set or monitored through communications 0 0 1 Hz 1 0 01 Hz 2 Converted value based on 30 000 as max frequency 3 0 1 Max frequency 100 Setting range Unit of setting Default setting Chapter 10 Changes during operation n70 0146 See note 3 RS 422A 485 communi cations Slave address Used to set the Slave address Slave unit number for communications O Only receives broadcast messages from the Master 01 to 32 Slave address n71 0147 See note 3 RS 422A 485 baud rate selection Use
9. 3 phase 400 V TAITEET EE EEEIEE a t Description Low carrier frequency at low speed disabled Low carrier frequency at low speed enabled e Normally set n75 to 0 When the output frequency is 5 Hz or higher and the output current rate is 110 or less the carrier frequency will be automatically reduced to 2 5 kHz with n75 set to 1 If the load is heavy at low speed the Inverter will withstand higher overcurrent by suppressing the heat radiation of the Inverter caused by the carrier frequency e This function is enabled with 2 3 or 4 set in n46 for carrier frequency 71 DC Injection Braking Function Chapter 6 2 6 2 DC Injection Braking Function The DC injection braking function applies DC on the induction motor for braking control Startup DC Injection Braking This braking is used for stopping and starting the motor rotating by inertia with no regenerative processing DC Injection Braking to Stop Adjust the stop DC injection braking time if the motor rotating does not decelerate to a stop in normal operation due to inertia from a heavy load By increasing the DC injection braking time or DC injection braking current the time required for stopping the motor is reduced DC Control Current Changes during operation 0 to 100 Unit of 1 Default setting setting Interruption DC Control Time Changes during operation 0 0 to 25 5 s Unit of 0 1s Default setting setting
10. Disclaimers CHANGE IN SPECIFICATIONS Product specifications and accessories may be changed at any time based on improvements and other reasons It is our practice to change model numbers when published ratings or features are changed or when significant construc tion changes are made However some specifications of the products may be changed without any notice When in doubt special model numbers may be assigned to fix or establish key specifications for your application on your request Please consult with your OMRON YASKAWA representative at any time to confirm actual specifications of purchased products DIMENSIONS AND WEIGHTS Dimensions and weights are nominal and are not to be used for manufacturing purposes even when tolerances are shown PERFORMANCE DATA Performance data given in this manual is provided as a guide for the user in determining suitability and does not constitute a warranty It may represent the result of OMRON YASKAWA s test conditions and the users must correlate it to actual application requirements Actual performance is subject to the OMRON YASKAWA Warranty and Limitations of Liability ERRORS AND OMISSIONS The information in this manual has been carefully checked and is believed to be accurate however no responsibility is assumed for clerical typographical or proofreading errors or omissions XI XII Table of Contents CHAPTER 1 OVEIVIEW 6 oe uud Quis eode xau eee wwe d
11. Removing the Top and Bottom Protection Covers and Optional Cover Removing the Top and Bottom Protection Covers After removing the front cover pull the top and bottom protection covers in the arrow 1 directions Removing the Optional Cover After removing the front cover lift the optional cover in the arrow 2 direction based on position A as a fulcrum Positon A 11 Wiring Chapter 2 2 2 2 2 Terminal Block Before wiring the terminal block be sure to remove the front cover top protection cover and the bottom protection cover Position of Terminal Block Ground terminal Main circuit input terminals Control circuit terminals DD Olecoecoveece Ur V T2 WIT3 Main circuit output terminals Ground terminal Arrangement of Control Circuit Terminals 2 oC eeeecoceccc MA MB MC S1 S2 S3 S4 S5 SC FS FR FC AM AC Arrangement of Main Circuit Terminals CIMR J7AZ20P1 to CIMR J7AZ20P7 CIMR J7AZBOP1 to CIMR J7AZBOP4 CIMR J7AZ21P5 to CIMR J7AZ24PO CIMR J7AZBOP7 to CIMR J7AZBAPO CIMR J7AZ40P2 to CIMR J7AZ44P0 Main Circuit Input Terminals Main Circuit Input Terminals Upper Side Upper Side R L1
12. 159 XIV CHAPTER 1 Overview I FUNCION bi ecb eee ne led eg heeds HIA ECT EE ITI UE 2 12 Nomenclature nap a eet ioe calles tree Function Chapter 1 1 1 1 Function The compact simple VARISPEED J7 Series Inverter ensures greater ease of use than any conventional model The VARISPEED J7 Inverter meets EC Directives and UL CUL standard requirements for worldwide use VARISPEED J7 Inverter Models The following 3 phase and single phase 200 V AC class and 3 phase 400 V AC class J7AZ models are available Rated voltage Protective structure Maximum applied motor capacity kW 3 phase 200 V AC Panel mounting models CIMR J7AZ20P1 conforming to IP20 CIMR J7AZ20P2 CIMR J7AZ20P4 CIMR J7AZ20P7 CIMR J7AZ21P5 CIMR J7AZ22P2 CIMR J7AZ24P0 Single phase 200 V AC Panel mounting models CIMR J7AZBOP1 conforming to IP20 CIMR J7AZBOP2 CIMR J7AZBOP4 CIMR J7AZBOP7 CIMR J7AZB1P5 3 phase 400 V AC Panel mounting models CIMR J7AZ40P2 conforming to IP20 CIMR J7AZ40P4 CIMR J7AZ40P7 CIMR J7AZ41P5 CIMR J7AZ42P2 CIMR J7AZ44P0 Note It is not possible to connect a Braking Resistor or Braking Unit to a J7 series Inverter Select an Inverter from another series if the application requires braking control International Standards EC Directives and UL cUL Standards The J7 Inverter meets the EC Directives and UL cUL standard requirements for worldwide use EC Dire
13. enable RTS control n74 RS 422A 485 RTS Control Register 014A Hex Changes during No Selection operation Setting 0 1 Unit of 1 Default setting range setting Set Values Description Enabled Disabled Available to 1 to 1 RS 422A communication only 95 Inverter Settings Chapter 7 2 7 2 2 Operation Command Selection n02 Select the method to input the RUN or STOP command into the Inverter This parameter is enabled in remote mode only The Inverter in local mode accepts the RUN command only through key sequences on the Digital Operator n02 Operation Command Selection Register 0102 Hex Changes during No operation Setting 0to2 Unit of 1 Default setting range setting Set Values Description The RUN Key and STOP RESET Key on the Digital Operator are enabled Multi function input terminals are enabled in 2 or 3 wire sequence RS 422A 485 communications are enabled Note 1 To input the RUN command through RS 422A 485 communications set this parameter to 2 Then the RUN command only through RS 422A 485 communications will be enabled 2 The RUN command can be input through RS 422A 485 with multi function input settings as well For details refer to 7 2 4 Setting the Multi function Inputs n36 to n39 7 2 3 Frequency Reference Input Selection n03 Select the method to input the frequency reference into the Inverter in remote mode Ten methods can be used to input
14. Set operational frequency with volume Decrement key Decrease constant no or data Stop Reset key Press to stop the motor If fault occurs reset the inverter Note 1 The front cover functions as a terminal cover The Digital Operator Unit cannot be removed 2 Instead of mounting holes each of the following models has two U shaped cutouts located diagonally CIMR J7AZ20P1 0 1 kW CIMR J7AZ20P2 0 25 kW CIMR J7AZ20PA 0 55 kW and CIMR J7AZ20P7 1 1 kW CIMR J7AZBOP1 0 1 kW CIMR J7AZBOP2 0 25 kW and CIMR J7AZBOP4 0 55 kW po Nomenclature Chapter 1 2 Digital Operator DIGITAL OPERATOR NPJT31250 1 Indicators Data display Setting Monitor item indicators Keys FREQ adjuster Appearance Data display Function Displays relevant data items such as frequency reference output frequency and parameter set values MAX FREQUENCY FREQ adjuster Sets the frequency reference within a range between 0 Hz and the maximum frequency FREF FREF indicator The frequency reference can be monitored or set while this indicator is lit FOUT FOUT indicator The output frequency of the Inverter can be monitored while this indicator is lit IOUT IOUT indicator The output current of the Inverter can be monitored while this indicator is lit MNTR MNTR indicator F R indicator The values s
15. The values in n36 through n39 for multi function inputs 1 through 4 have been duplicated Check and correct the values Pa flashing 122 The V f pattern settings do not satisfy the following condition n14 n12 n11 n09 Check and correct the set value The rated motor current set in n32 exceeds 15096 of the rated output current of the Inverter Check and correct the value The frequency reference upper limit set in n30 and the frequency reference lower limit set in n31 do not satisfy the following condition n30 n31 Check and correct the set values The jump frequencies set n49 n50 do not satisfy the following condition n49 n50 Check and correct the set values Troubleshooting Chapter 8 2 8 2 Troubleshooting Due to parameter setting errors faulty wiring and so on the Inverter and motor may not operate as expected when the system is started up If that should occur use this section as a reference and apply the appropriate measures Refer to 8 1 Protective and Diagnostic Functions if the contents of the fault are displayed 8 2 1 Parameters Fail Set The display does not change when the Increment or Decrement Key is pressed Parameter write prohibit is input The Inverter is operating The Digital Operator does not display anything This occurs when n01 for parameter write prohibit selection parameter initialization is set to O
16. If resonance occurs install vibration proof rubber on the motor base Imbalance rotor Take special care when the motor is operated at a high speed 60 Hz or more Noise is almost the same as when the motor is operated with a commercial power supply Motor noise however becomes louder when the motor is operated at a speed higher than the rated speed 60 Hz Using the Inverter for a Motor Chapter 11 H Using Inverter for Special Motors Pole changing Motor Submersible Motor Explosion proof Motor Gearmotor Synchronous Motor Single phase Motor The rated input current of pole changing motors differs from that of standard motors Select therefore an appropriate Inverter according to the maximum input current of the motor to be used Before changing the number of poles always make sure that the motor has stopped Otherwise the overvoltage protective or overcurrent protective mechanism will be actuated resulting in an error The rated input current of submersible motors is higher than that of standard motors Therefore always select an Inverter by checking its rated output current When the distance between the motor and Inverter is long use a cable thick enough to connect the motor and Inverter to prevent motor torque reduction When an explosion proof motor or increased safety type motor is to be used it must be subject to an explosion proof test in conjunction with the Inverter This is also applicable when
17. S L2 T L3 ISIS ASIS Rut sa2 m3 1 2 1 2 Main Circuit Output Terminals Main Circuit Output Terminals Lower Side Lower Side miss 12 Wiring Chapter 2 2 Main Circuit Terminals Description Power Supply input terminals CIMR 37AZ2Ll 3 phase 200 to 230 V AC CIMR J7AZBL Single phase 200 to 240 V AC CIMR J7AZALJ 3 phase 380 to 460 V AC Note Connect single phase input to terminals R L1 and S L2 Motor output terminals 3 phase power supply output for driving motors CIMR J7AZ2L 3 phase 200 to 230 V AC CIMR J7AZBL 3 phase 200 to 240 V AC CIMR J7AZALJ 3 phase 380 to 460 V AC Connection terminals 1 and 2 Connect the DC reactor for suppressing harmonics to terminals DC reactor connection terminals 1 and 2 1 and When driving the Inverter with DC power input the DC power to DC power supply input terminals terminals 1 and Terminal 1 is a positive terminal Ground terminal Be sure to ground the terminal under the following conditions CIMR 37AZ2L Ground at a resistance of 100 Q or
18. Startup DC Control Time Changes during operation 0 0 to 25 5 s Unit of 0 1s Default setting setting Set the DC injection braking current as percentage based on the rated current of the Inverter as 100 After the startup DC injection braking time is set the Inverter starts up at minimum frequency on completion of the startup DC injection braking control of the Inverter After the speed is reduced the Inverter is switched to DC injection braking at minimum output frequency DC Injection Braking Control Output A frequency Minimum output frequency Time n14 n54 L n53 Startup DC control time Interruption DC control time 72 Stall Prevention Function Chapter 6 3 6 3 Stall Prevention Function A stall will occur if the motor cannot keep up with the rotating magnetic field on the motor stator side when a large load is applied to the motor or a sudden acceleration deceleration is performed In the J7AZ stall prevention functions can be set independently for accelerating running and decelerating conditions Stall Prevention Level during Deceleration Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values Value Description 0 Stall prevention during deceleration 1 Stall prevention during deceleration e f 1 is set the motor will be decelerated according to the set deceleration time If the deceleration time is too short the ma
19. Controller Radio noise is generated from the Inverter as well as the input and output lines To reduce radio noise install Noise Filters on both input and output sides and also install the Inverter in a totally enclosed steel box The cable between the Inverter and the motor should be as short as possible Steel box CIMR J7AZ i Metal pipe Noise Filter l As the cable length between the Inverter and the motor is increased the floating capacity between the Inverter outputs and the ground is increased proportionally The increase in floating capacity at the Inverter outputs causes the high frequency leakage current to increase and this may adversely affect peripheral devices and the current detector in the Inverter s output section To prevent this from occurring use a cable of no more than 100 meters between the Inverter and the motor If the cable must be longer than 100 meters take measures to reduce the floating capacity by not wiring in metallic ducts by using separate cables for each phase etc Also adjust the carrier frequency set in n46 according to the cable length between the Inverter and the motor as shown in the following table Cable length 100 m or less More than 100 m Carrier frequency 10 kHz max 2 5 kHz Single phase motors cannot be used The Inverter is not suited for the variable speed control of single phase motors The rotation direction of a single phase motor is determined by the capacitor st
20. Grounding protection Protection at rated output current level Charge indicator RUN indicator Lit when the main circuit DC voltage is approximately 50 V or less Environ Location Indoors with no corrosive gas oil spray or metallic dust ment Ambient temperature Ambient humidity Operating 10 C to 50 C Operating 95 max with no condensation Ambient temperature 20 C to 60 C Altitude 1 000 m max Insulation resistance 5 MWmin Do not carry out any insulation resistance or withstand voltage tests Vibration resistance 9 8 m s2max between 10 to 20 Hz 2 0 m s2max between 20 and 50 Hz Degree of protection 134 Panel mounting models Conforms to IP20 1 The power supply capacity is the capacity for the Inverter s rated output It will vary depending on the impedance at the input power supply This is due to fluctuations in the power factor The power factor can be improved by inserting an AC reactor There will also be variations in the ratio between the rated current of the motor that is used and the rated output current of the Inverter 2 The heat radiation is the electric power consumed in the Inverter at the Inverter s rated output Specifications of Accessories Chapter 9 2 9 2 Specifications of Accessories 9 2 1 List of Accessories Mounting Accessories Name Model Description Adapter Panel S1232J J7 8 SI232J J7C Interface required to connect a Digital O
21. detected To restart a free running motor set a speed search command in one of the multi function inputs 1 to 4 n36 to n39 use the speed search to detect the speed of the free running motor and then accelerate smoothly 62 Multi function 1 0 Chapter 5 9 5 9 Multi function 1 0 5 9 1 Multi function Input The J7AZ incorporates four multi function input terminals S2 through S5 Inputs into these terminals have a variety of functions according to the application Multi function Input n36 through n39 Multi function Input 1 S2 Changes during No operation 2 to 8 10 to 22 Unit of 1 Default setting 2 see note setting Multi function Input 2 S3 Changes during No operation 0 2 to 8 10 to 22 Unit of 1 Default setting 5 see note setting Multi function Input 3 S4 Changes during No operation 2 to 8 10 to 22 Unit of Default setting see note setting Multi function Input 4 S5 Changes during operation 2 to 8 10 to 22 34 35 Unit of Default setting see note setting Note Do not set values outside the above setting ranges 63 Multi function 1 0 Chapter 5 9 Set Values Function Description Forward Reverse rotation command 3 wire sequence to be set in n37 only By setting n37 to 0 the set value in n36 is ignored and the following setting are forcibly made S1 RUN input RUN when ON S2 STOP input STOP when OFF S3 Forward Reverse rotation command OFF For
22. kW Note The figures in parentheses indicate capacities for motors used outside Japan Voltage Class Three phase 200 V AC input 200 V class Single phase 200 V AC input 200 V class Three phase 400 V AC input 400 V class Checking for Damage Check the overall appearance and check for damage or scratches resulting form transportation About this Manual This manual is divided into the chapters described in the following table Information is organized by application area to enable you to use the manual more efficiently Chapter Contents Chapter 1 Overview Describes features and nomenclature Chapter 2 Design Provides dimensions installation methods wiring methods peripheral device design information and peripheral device selection information Chapter 3 Preparing for Operation and Describes nomenclature and Digital Operator procedures for operating and Monitoring monitoring Inverters Chapter 4 Test Run Describes the method for controlling a motor through the frequency adjuster on the front of the Inverter This can be used for trial operation of the system Chapter 5 Basic Operation Describes basic Inverter control functions for users not familiar with Inverters The functions that must be understood to drive a motor with an Inverter are described Chapter 6 Advanced Operation Describes all of the functions provided by the Inverter These functions will enable more advanced applications and inclu
23. 0 5 s or less 2 Inverter restarts when power is restored Fault retry Used to set the number of times the Inverter is reset and restarted automatically in the case the Inverter has an overvoltage fault overcurrent fault or ground fault Jump frequency 1 Jump frequency 2 Jump width Used to set the frequency jump function Output frequency 4 Frequency reference n50 n49 Note These values must satisfy the following condition n49 n50 153 List of Parameters Para meter No Register No Hex DC control current Interruption DC control time Startup DC control time Description Used to impose DC on the induction motor for braking control Set the DC braking current in percentage based on the rated current of the Inverter as 100 Output frequency Minimum output frequency n14 mA n54 Time n53 Setting range Unit of setting Default setting Chapter 10 Changes during operation Stall prevention during deceleration Used to select a function to change the deceleration time of the motor automatically so that there will be no overvoltage imposed on the motor during deceleration 0 Stall prevention during deceleration enabled 1 Stall prevention during deceleration disabled Stall prevention level during acceleration Used to select a function to stop the accelerat
24. 00 eee 47 4 2 6 Actual Load Operation 0 00 eects 48 41 Chapter 4 WARNING WARNING N WARNING N WARNING NWARNING NWARNING NWARNING NWARNING Caution AN Caution Caution Caution 42 Turn ON the input power supply only after mounting the front cover terminal covers bottom cover Operator and optional items Not doing so may result in electrical shock Do not remove the front cover terminal covers bottom cover Operator or optional items while the power is being supplied Not doing so may result in electrical shock or damage to the product Do not operate the Operator or switches with wet hands Doing so may result in electrical shock Do not touch the inside of the Inverter Doing so may result in electrical shock Do not come close to the machine when using the error retry function because the machine may abruptly start when stopped by an alarm Doing so may result in injury Do not come close to the machine immediately after resetting momentary power interruption to avoid an unexpected restart if operation is set to be continued in the processing selection function after momentary power interruption is reset Doing so may result in injury Provide a separate emergency stop switch because the STOP Key on the Operator is valid only when function settings are performed Not doing so may result in injury Be sure confirm that the RUN signal is turned OFF before
25. 1 1 1 2 PUNCH OI 2 noce o et Sane Re eet cach dere ee RED OMIM ve Au rece cen 2 Nomenclature e yt O E RAR EET woe AS AS bs 3 CHAPTER 2 Deia a eS 2 1 2 2 Installation ds 6 A A A et et 10 CHAPTER 3 Preparing for Operation and Monitoring 33 3 1 3 2 Nomenclatite op ee A eee 34 Outline of Operation lt 3 ee ao een Im ER 35 CHAPTER 4 Test RIM o its R Ee r ame98k ERRAT 4 1 4 2 Procedure for Test RU oo ats ct ex dae abia aro ly 43 Operation Example 2 0 ccc cette eens 45 CHAPTER 5 Basic Operation i ses hee xr dO Sal Initial Settings csrcevexeevebsu RO RARO o RS e LT QR a 50 522 WitConttol i b RR ERR EATER NAE ERES 51 5 3 Setting the Local Remote Mode 0 ccc cette es 53 5 4 Selecting the Operation Command 0 0 cece eee eens 54 5 5 Setting the Frequency Reference 0 0 0 eee eee 55 5 6 Setting the Acceleration Deceleration Time 0 0 0 0 eee eee 60 5 7 Selecting the Reverse Rotation prohibit 0 c eee eee eee 62 5 8 Selecting the Interruption Mode ooooooooooocoror ees 62 5 9 Multi function DO iiio ii he der ba ia eb 63 5 10 Analog Monitor Output lisse 68 CHAPTER 6 Advanced Operation eere 609 6 1 6 2 6 3 6 4 6 5 6 6 6 7 Setting the Carrier Frequency ooooooooocorrrr ees 70 DC Injection Braking Function sleeeeeeeeeeee eee 72 Stall Prevention Functi
26. 120 Hz Basic frequency 60 Hz gt 4 Third harmonic 180 Hz E Problems Caused by Harmonics Generation The waveform of the commercial power supply will be distorted if the commercial power supply contains excessive harmonics Machines with such a commercial power supply will malfunction or generate excessive heat Basic frequency 60 Hz Third harmonic 180 Hz Distorted current wave bd form 24 Wiring Causes of Harmonics Generation Chapter 2 2 Usually electric machines have built in circuitry that converts commercial AC power supply into DC power Such AC power however contains harmonics due to the difference in current flow between DC and AC Obtaining DC from AC Using Rectifiers and Capacitors DC voltage is obtained by converting AC voltage into a pulsating one side voltage with rectifiers and smoothing the pulsating one side voltage with capacitors Such AC current however contains harmonics Inverter The Inverter as well as normal electric machines has an input current containing harmonics because the Inverter converts AC into DC The output current of the Inverter is comparatively high Therefore the ratio of harmonics in the output current of the Inverter is higher than that of any other electric machine Voltage gt Time Jh Rectified Voltage Time Smoothed Voltage Time Current A current flows into the cap
27. 3G3JV PFI1010 SE 51 5 3 3G3JV PFI1020 SE 91 5 3 3 x 400 V 3G3JV PFI3005 SE 91 5 3 3G3JV PFI3010 SE 5 3G3JV PFI3020 SE 5 Output Y flexes Rasmi model Dimensions X Inverter fixing 3G3JV PFI2010 E 181 M5 3G3 JV PF2020 E 156 M5 3G3JV PFI2030 E 161 M5 1 x 200 V 3G3 JV PFI1010 E 156 M5 3G3 JVPFI1020 E 156 M5 3 x 400 V 3G3JV PFI3005 E 156 M5 3G3JV PFI3010 E 156 M5 3G3JV PFI3020 E 161 M5 143 Option Specifications Chapter 9 3 144 CHAPTER 10 List of Parameters Eist Of Parametros Me ee 146 145 List of Parameters Para meter No Register No Hex Parameter write prohibit selection parameter initialization Description Used to prohibit parameters to be written sets parameters or change the monitor range of parameters Used to initialize parameters to default values 0 Sets or monitors parameter n01 Parameters n02 through n79 can be monitored only 1 Sets or monitors parameters n01 through n79 6 Clears the error log 8 Initializes parameters to default values in 2 wire sequence 9 Initializes parameters to default values in 3 wire sequence Setting Unit of setting Default setting Chapter 10 Changes during operation Operation command selection Frequency reference selection Used to select the input method for the RUN and STOP com
28. 5 to 2 2 kW 3 phase 200 V AC Input CIMR J7AZBOP7 to CIMR J7AZB1P5 0 75 to 1 5 kW Single phase 200 V AC Input CIMR J7AZ40P2 to CIMR J7AZ42P2 0 2 to 2 2 kW 3 phase 400 V AC Input Two 5 dia holes Rated voltage Model CIMR J7AZ Dimensions mm Weight kg D D1 3 phase 200 V AC Single phase 200 V AC 3 phase 400 V AC Approx Approx Approx Approx Installation Chapter 2 1 CIMR J7AZ24P0 4 0 kW 3 phase 200 V AC Input CIMR J7AZ44P0 4 0 kW 3 phase 400 V AC Input Two 5 dia holes 128 TIE T Rated voltage Model CIMR J7AZ Weight kg 3 phase 200 V AC 24P0 EE 2 1 3 phase 400 V AC 44P0 161 71 Approx 2 1 2 1 2 Installations Conditions Provide an appropriate stopping device on the machine side to secure safety A holding brake is not a stopping device for securing safety Not doing so may result in injury N WARNING Provide an external emergency stopping device that allows an instantaneous stop of operation and power interruption Not doing so may result in injury NWARNING AC ti Be sure to install the product in the correct direction and provide specified aution clearances between the Inverter and control panel or with other devices Not doing so ma
29. Deceleration time The time required to go from 100 to 0 of the maximum frequency Note The actual acceleration or deceleration time is obtained from the following formula Acceleration Deceleration time Acceleration Deceleration time set value x Frequency reference value Max frequency 147 List of Parameters Para meter No Register No Hex S shape accelera tion decel eration character istic Description Used to set S shape acceleration deceleration characteristics 0 No S shape acceleration deceleration trapezoidal acceleration deceleration 1 S shape acceleration deceleration characteristic time 0 2 s 2 S shape acceleration deceleration characteristic time 0 5 s 3 S shape acceleration deceleration characteristic time 1 0 s Note When the S shape acceleration deceleration characteristic time is set the acceleration and deceleration times will be lengthened according to the S shape at the beginning and end of acceleration deceleration Setting range Unit of setting Default setting Chapter 10 Changes during operation Frequency reference 1 Frequency reference 2 Frequency reference 3 Frequency reference 4 Frequency reference 5 Frequency reference 6 Frequency reference 7 Frequency reference 8 Used to set internal frequency references Note Frequency reference 1 is enabled in remote mode with n03 fo
30. Digital Operator The smaller units are however used for communications in such cases For example the value in n49 register 0131 Hex jump frequency 1 will be set in 0 01 Hz increments if the frequency is less than 100 Hz and 0 1 Hz increments if the frequency is 100 Hz or over The value 0 01 Hz is always 1 Hex for communications If the jump frequency is 100 0 Hz the minimum unit of setting will be 0 01 Hz and the data will be converted as follows 100 0 Hz 0 01 Hz 10000 2710 Hex 109 Setting the Communications Data Chapter 7 6 110 Note Negative Values Expressed in 2 s Complements If the frequency reference bias in n42 is 100 the minimum unit of setting will be 1 and the data will be converted as follows 100 1 100 0064 Hex gt 2 s complement FF9C Hex 0064 Hex o0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 Bit reversed 1Tititit 1ititit1 1 0j0i1 1 0 1i1 FF9B Hex aie added 1 1 131 11 1 1 1 0 0 1 1 1 0 0 FF9C Hex Whether the data is positive or negative is determined by the parameter set value The MSB of negative value data is always set to 1 Data with its MSB set to 1 is not however always negative value data Setting All Unused Bits to 0 Bits 9 through 15 of the RUN command register 0001 Hex are unused When writing the data be sure to set all of these bits to 0 These bits when read are set to 0 No Data Settings in Unused Registers Registers described
31. Do not change wiring disconnect connectors the Operator or optional items A Caution or replace fans while power is being supplied Doing so may result in injury damage to the product or malfunction Daily Inspection Check the following items with the system in operation The motor should not be vibrating or making unusual noises There should be no abnormal heat generation The output current value shown on the monitor display should not be higher than normal The cooling fan on the bottom of the Inverter should be operating normally if the Inverter model has the cooling fan Periodic Inspection Check the following items during periodic maintenance Before beginning inspection be sure to turn off the power supply Confirm that all the indicators on the front panel have turned off and then wait until at least 1 minute has elapsed before beginning the inspection Be sure not to touch the terminals right after the power has been turned off Otherwise an electric shock may occur The terminal screws of the Inverter should not loose There should be no conductive dust or oil mist on the terminal block or inside the Inverter The mounting screws of the Inverter should not be loose No dirt or dust should be accumulating on the radiation fin No dust should be accumulating on the vents of the Inverter There should be no abnormalities in the outward appearance of the Inverter There should be no
32. Example Applicable Range Chapter 9 2 The AC Reactor suppresses harmonic current generated from the Inverter and improves the power factor of the Inverter Connect the AC Reactor to the Inverter if the capacity of the power supply is much larger than that of the Inverter Select the AC Reactor model from the following table according to the motor capacity MCCB ACT PSI beo ju XO e u amp Motor S WS SYSDRIVE v 1M T O W 50 T w 2 4 Ll AC Reactor required for smooth operation under present power supply conditions 4000 Power supply capacity kVA AC Reactor not required 0 60 400 Inverter capacity kVA Applicable Models and Dimensions 200 V Class 400 V Class Current A Inductance mH Max applicable motor capacity kW 7 0 4 2 2 1 1 1 0 71 0 53 Max applicable Current A Inductance mH motor capacity kW 18 0 8 4 4 2 141 Option Specifications Chapter 9 3 9 3 Option Specifications 9 3 1 EMC compatible Noise Filter Be sure to select an optimum Noise Filter from the following so that the Inverter will satisfy EMC directive requirements of the EC Directives Connect the Noise Filter between the power supply and the input terminals R L1 S L2 and T L3 of the Inverter The Inverter can be mounted to the upper side of the Noise Filter because the upper side of the Noise Filter incorporat
33. If the frequency reference is 60 Hz and the minimum unit of setting will be 0 01 Hz the data will be converted as follows 60 Hz 0 01 Hz 6000 1770 Hex 1 The minimum unit of setting of each parameter is indicated whenever the parameter is explained in Section 10 List of Parameters For registers other than those of parameters refer to 7 7 Register Number Allocations in Detail 2 The minimum unit of setting of frequency reference data or frequency monitor data is determined by n69 register 0145 Hex RS 422A 485 communications frequency reference monitor unit selection The unit of setting of each of the three registers below is determined by the set value in n69 For the units of setting of these constants refer to the List of Parameters The set value in n69 has nothing to do with frequency data items set as parameter constants e g frequency references 1 through 8 inching frequency reference maximum frequency minimum output frequency jump frequency Monitor Items Register 0023 Frequency reference monitor Register 0024 Output frequency monitor Communications dedicated Register Register 0002 Frequency reference In spite of the set value in n69 however set the maximum frequency to 3000 when the frequency reference is executed with a broadcast message In this case the Inverter rounds off any value less than 0 01 Hz 3 There are parameters that make setting unit changes when the values are increased with the
34. Inverter is driving more than one motor Disable the motor overload detection function and install an electronic thermal relay for each of the motors The motor overload detection function is disabled by setting n32 to 0 0 or n33 to 2 The motor protective time setting in n34 is short gt Set n34 to 8 the default value The load is excessive Reduce the load The V f setting is incorrect Reduce the V f set voltage The acceleration deceleration time is too short Increase the acceleration deceleration time The Inverter capacity is insufficient Use an Inverter model with a higher capacity Overtorque detection OL3 There has been a current or torque the same as or greater than the setting in n60 for overtorque detection level and that in n61 for overtorque detection time A fault has been detected with n59 for overtorque detection function selection set to 2 or 4 The mechanical system is locked or has a failure Check the mechanical system and correct the cause of overtorque The parameter settings were incorrect Adjust the n60 and n61 parameters according to the mechanical system Increase the set values in n60 and n61 Ground fault GF The ground fault current at the output of the Inverter has exceeded the rated output current of the Inverter A ground fault has occurred at the Inverter output gt Check the connections between the Inverter and motor and reset the fau
35. Inverter is the same as the AC power supply voltage An incorrect power supply may result in fire injury or malfunction Connect the Braking Resistor and Braking Resistor Unit as specified in the manual Not doing so may result in fire Be sure to wire correctly and securely Not doing so may result in injury or damage to the product Be sure to firmly tighten the screws on the terminal block Not doing so may result in fire injury or damage to the product Do not connect an AC power to the U V or W output Doing so may result in damage to the product or malfunction Operation and Adjustment Precautions N WARNING N WARNING WARNING WARNING WARNING N WARNING N WARNING N WARNING Caution Caution Caution Caution VI Turn ON the input power supply only after mounting the front cover terminal covers bottom cover Operator and optional items Not doing so may result in electrical shock Do not remove the front cover terminal covers bottom cover Operator or optional items while the power is being supplied Doing so may result in electrical shock or damage to the product Do not operate the Operator or switches with wet hands Doing so may result in electrical shock Do not touch the inside of the Inverter Doing so may result in electrical shock Do not come close to the machine when using the error retry function because the machine may abruptly start when stopped by an alar
36. Locations subject to shock or vibration MC ti Do not touch the Inverter radiator regenerative resistor or Servomotor while aution the power is being supplied or soon after the power is turned OFF Doing so may result in a skin burn due to the hot surface AC ti Do nat conduct a dielectric strength test on any part of the Inverter Doing so aution may result in damage to the product or malfunction ANC ti Take appropriate and sufficient countermeasures when installing systems in aution the following locations Not doing so may result in equipment damage Locations subject to static electricity or other forms of noise Locations subject to strong electromagnetic fields and magnetic fields Locations subject to possible exposure to radioactivity Locations close to power supplies IV Transportation Precautions Caution Caution Caution Installation Precautions NWARNING NWARNING Caution AN Caution Caution Wiring Precautions NWARNING NWARNING NWARNING NWARNING Caution Caution Caution Caution Caution N Caution Do not hold by front cover or panel instead hold by the radiation fin heat sink while transporting the product Doing so may result in injury Do not pull on the cables Doing so may result in damage to the product or malfunction Use the eye bolts only for transporting the Inverter Using them for transporting the machinery may result in injury or m
37. Mount the front cover removed previously on top of the RS 422 485 Communications Unit and secure it using the front cover mounting screws Do not mount the optional cover Note When not using the RS 422 485 Communications Unit be sure to mount the optional cover Not mounting the optional cover will leave charged parts exposed and may result in electric shock or damage to equipment 92 Inverter Settings Chapter 7 2 7 2 Inverter Settings 7 2 1 Setting the Communications Conditions Communications Time over Detection Selection n68 This parameter is used for monitoring the communications system The set value in the parameter determines whether communications time over detection will be performed with CE displayed if there is an interval of more than 2 s between normal communications The method to process the detected communications time over is also determined according to the set value in the parameter When a control signal the RUN command forward reverse rotation command or an external fault signal is input into the Inverter through communications be sure to set n68 to 0 1 or 2 Then the system will stop in the case of a time over detection If there is a communications failure no control input will be operable It will be however impossible to stop the Inverter if n68 is to 4 or 3 Use a host program that monitors how the Inverter handles all control input signals for example so that there will be n
38. ON RS 422A 485 communications input is enabled OFF The settings of n02 and n03 are enabled Emergency stop fault NO Emergency stop alarm NO Emergency stop fault NC Emergency stop alarm NC The Inverter stops according to the setting in n04 for interruption mode selection with the emergency stop input turned ON NO Emergency stop with the contact closed NC Emergency stop with the contact opened Fault Fault output is ON and reset with RESET input Alarm output is ON no reset required STP is displayed lit with fault input ON and flashed with alarm input ON Up or down command Up or down command set in n39 only By setting n39 to 34 the set value in n38 is ignored and the following setting are forcibly mde S4 Up command S5 Down command Self diagnostic test ON RS 422A 485 communications self diagnostic test set in n39 only Setting range Unit of setting Default setting Chapter 10 Changes during operation 151 List of Parameters Para meter No Register No Hex 152 Multi function output MA MB and MC output terminals Description Used to select the functions of multi function output terminals Set value Function Description 0 Fault output ON Fault output with protective function working Operation in progress ON Operation in
39. The number of bytes of attached data indicates the number of bytes of data written to the registers attached from that point onwards The number of registers must equal the number of bytes divided by two 103 DSR Message and Response Chapter 7 4 DSR Message Slave address Function code 10 Hex Register No of write start data Number of registers of write data max 16 Data of start register Data of next register 1 2 3 4 5 6 7 8 Data of next register Data of next register CRC 16 check Response Normal Slave address Function code 10 Hex Register No of write start data Number of registers of write data CRC 16 check Error Slave address Function code 90 Hex Error code CRC 16 check Note 1 When an error occurs the MSB of the function code will be set to 1 2 A broadcast message uses the same DSR message format The Slave address is however always set to 00 and only register 0001 Hex the RUN command and register number 0002 Hex the frequency reference can be written 104 DSR Message and Response Chapter 7 4 Example of Data Read DSR Message In the following example two register data the RUN command is written from register 0002 Hex of the Inverter with a Slave address of 01 Data example Hex Slave address 01 Function code 10 Register No of write start
40. The standard rated current of the maximum applicable motor is the default rated motor current 2 Motor overload detection OL1 is disabled by setting the parameter to 0 0 50 V f Control 5 2 V f Control Setting the V f Patterns n09 to n15 Set the V f pattern so that the motor output torque is adjusted to the n13 Setting range required load torque Chapter 5 2 The J7AZ incorporates an automatic torque boost function Therefore a maximum of 150 torque can be output at 3 Hz without changing the default settings Check the system in trial operation and leave the default settings as they are if no torque characteristic changes are required Maximum Frequency FMAX Unit of 0 1 Hz setting see note 1 Maximum Voltage VMAX 50 0 to 400 Hz 1 to 255 V see note 2 Maximum Voltage Frequency FA Unit of 0 1 Hz setting see note 1 Middle Output Frequency FB Unit of 0 1 Hz setting see note 1 Middle Output Frequency Voltage VC 0 2 to 400 Hz 0 1 to 399 Hz 1 to 255 V see note 2 Minimum Output Frequency FMIN Unit of 0 1Hz setting 0 1 to 10 0 Hz Minimum Output Frequency Voltage VMIN 1 to 50 V see note 2 Note 1 Changes during operation Default setting Changes during operation Changes during operation Default setting Changes during operation Default setting Changes during operation Changes during operation Default setti
41. an existing explosionproof motor is to be operated with the Inverter The speed range for continuous operation differs according to the lubrication method and motor manufacturer In particular the continuous operation of an oil lubricated motor in the low speed range may result in burning If the motor is to be operated at a speed higher than 60 Hz consult with the manufacturer A synchronous motor is not suitable for Inverter control If a group of synchronous motors is individually turned on and off synchronism may be lost Do not use the Inverter for a single phase motor The motor should be replaced with a 3 phase motor Power Transmission Mechanism Speed Reducers Belts and Chains If an oil lubricated gear box or speed reducer is used in the power transmission mechanism oil lubrication will be affected when the motor operates only in the low speed range The power transmission mechanism will make noise and experience problems with service life and durability if the motor is operated at a speed higher than 60 Hz Motor Burnout Caused by Insufficient Dielectric Strength of Each Phase of Motor Surge occurs among the phases of the motor when the output voltage is switched If the dielectric strength of each phase of the motor is insufficient the motor may burn out The dielectric strength of each phase of the motor must be higher than the maximum surge voltage Normally the maximum surge voltage is approximately three time
42. change the Inverter Emergency stop STP An emergency stop alarm is input to a multi function input A multi function input 1 2 3 or 4 set to 19 or 21 has operated An emergency stop alarm is input to a multi function input Remove the cause of the fault The sequence is incorrect Check and change the external fault input sequence including the input timing and NO or NC contact 120 Power supply error Insufficient power supply voltage Control power supply fault Hardware fault No power supply is provided Check and correct the power supply wire and voltage Terminal screws are loosened Check and tighten the terminal screws The Inverter is damaged Replace the Inverter Protective and Diagnostic Functions Chapter 8 1 8 1 2 Warning Detection Nonfatal Error The warning detection is a type of Inverter protective function that does not operate the fault contact output and returns the Inverter to its original status once the cause of the error has been removed The Digital Operator flashes and display the detail of the error If a warning occurs take appropriate countermeasures according to the table below Note in the table Warning Displays and Processing Fault display Warning name and Meaning Some warnings or some cases stop the operation of the Inverter as described Probable cause and remedy 1 ou Main Circuit Undervoltage UV
43. ees 139 9 2 7 Digital Operator Connection Cable 0 0 0 eee eee 139 9 2 8 DC Reactor ccc cei ee bh bie Shoko hw ees 139 9 2 9 DIN Track Mounting Bracket 0 0 0 0 cc eee eee 140 922210 AC REA COP oce ree e e RERO RR 141 9 3 Option Specifications abes eb ORO X MERE Y ANDERS 142 9 3 EMC compatible Noise Filter 0oooooooooooooo 142 131 Inverter Specifications Chapter 9 1 9 1 Inverter Specifications Model CIMR J 7AZ Power Rated voltage 3 phase 200 to 230 V AC at 50 60 Hz supply and frequency Allowable voltage 15 to 10 fluctuation Allowable frequency 5 fluctuation Power supply capacity kVA 0 4 See note 1 Heat radiation W Weight kg Cooling method Natural cooling Model CIMR J7AZ BOP1 BOP2 BOP4 BOP7 B1P5 Power Rated voltage and Single phase 200 to 240 V AC at 50 60 Hz supply frequency Allowable voltage 15 to 10 fluctuation Allowable frequency 5 fluctuation Power supply capacity kVA 0 5 0 9 E 4 3 See note 1 Heat radiation W 14 1 20 0 s 82 8 See note 2 Weight kg 0 5 0 5 E 1 5 Cooling method Natural cooling Cooling fan Max applicable motor capacity kW 0 1 0 2 0 4 0 75 1 5 2 2 Output Rated output capacity kVA 0 3 0 6 1 1 1 9 3 0 4 2 xin Rated output current A 0 8 1 6 3 0 5 0 8 0 11 0 Rated output voltage V 3 phase 200 to 240 V AC according to t
44. for Inverters choose a ground fault interrupter with a sensitivity amperage of at least 10 mA per Inverter When using a general leakage breaker choose a ground fault interrupter with a sensitivity amperage of 200 mA or more per Inverter and with an operating time of 0 1 s or more If the power supply of the main circuit is to be shut off because of the sequence a magnetic contactor can be used instead of a molded case circuit breaker When a magnetic contactor is installed on the primary side of the main circuit to stop a load forcibly however the regenerative braking does not work and the load coasts to a stop A load can be started and stopped by opening and closing the magnetic contactor on the primary side Frequently opening and closing the magnetic contactor however may cause the Inverter to break down In order not to shorten the service life of the Inverter s internal relays and electrolytic capacitors it is recommended that the magnetic contactor is used in this way no more than once every 30 minutes When the Inverter is operated with the Digital Operator automatic operation cannot be performed after recovery from a power interruption 19 Wiring Connecting Input Power Supply to the Terminal Block Installing an AC Reactor Installing a Surge Absorber Installing a Noise Filter on the Power Supply Side Wiring Example 1 Note 20 Chapter 2 2 Input power supply can be connected to any termin
45. gt 4 Me A al at AN 24V DC j ANV 360 e 10 f i i ij SC By using SW8 frequency reference voltage or current input can be selected Parameter settings are required together with the selection of the frequency reference input method Frequency SWS setting Frequency reference input reference selection method parameter n03 Set value 2 Voltage input V OFF Current input ON Set value 3 or 4 15 Wiring Chapter 2 2 2 2 3 Standard Connections DC reactor optional 2 3 phase 200 V AC Single phase 200 V AC see note 1 3 phase 400 V AC Forward Stop se Multi function contact output Multi function input 1 S255 Ms l Multi function input 2 37 6 Common Multi function input 3 47 6 Multi function input 4 9776 Sequence input common Analog monitor output Frequency reference power supply 20 mA at 12 V FREQ adjuster F 2kO 1 4 W min Analog monitor output common Frequency reference input requency reference common Note 1 Connect single phase 200 V AC to terminals R L1 and S L2 of the CIMR J7AZBLJ 2 The braking resistor cannot be connected because no braking transistor is incorporated Example of 3 wire Sequence Connections Stop RUN switch switch e 0 1 RUN input Operates with the stop switch and RUN switch closed Direction Switch S2 Stop input
46. of the Inverter Input terminal status Shows the ON OFF status of inputs pervert input ON 4 No input f E Terminal S1 Forward Stop Terminal S2 Multi function input 1 S2 Terminal S3 Multi function input 2 S3 Terminal S4 Multi function input 3 S4 Terminal S5 Multi function input 4 S5 Not used Output terminal status Shows the ON OFF status of outputs j Closed 06110111 Not Terminal MA Multi function contact f Open used output Error log most recent one Displays the latest error if LL 4 Error Software No OMRON use only 37 Outline of Operation Chapter 3 2 Example of Forward Reverse Selection Settings Key sequence Indicator FR For Display example me EE Explanation Press the Mode Key repeatedly until the F R indicator is lit The present setting will be displayed For Forward rEv Reverse Use the Increment or Decrement Key to change the direction of motor rotation The direction of motor rotation selected will be enabled when the display changes after the key is pressed Note The direction of motor rotation can be changed even during operation Example of Local Remote Selection Settings Key sequence Indicator LORE rc E Display examp
47. one of the parameters from n36 to n39 multi function input Subsequently the following operations are selectable in remote mode None of these parameters however can be changed while the operation command is being input When the function set input terminal is OFF the RUN command will be executed according to the setting in n02 operation command selection and the frequency reference will be executed according to the setting in n03 frequency reference selection When the function set input terminal is ON the Inverter will operate according to the RUN command and frequency reference through RS 422A 485 communications Multi function input 1 S2 Register 0124 Hex Changes during operation 2 to 8 10 to 22 Unit of Default setting setting Multi function input 2 S3 Register 0125 Hex Changes during operation 0 2 to 8 10 to 22 Unit of Default setting setting Multi function input 3 S4 Register 0126 Hex Changes during operation Default setting 3 Setting 2 to 8 10 to 22 Unit of range setting Multi function input 4 S5 Register 0127 Hex Changes during operation 2 to 8 10 to 22 34 35 Unit of 1 Default setting setting 97 Message Communications Basic Format Chapter 7 3 7 3 Message Communications Basic Format The following description provides information on the format of message data DSR and response data Message communications of the Inverter conform to the MO
48. operated with the Inverter a power loss is lightly higher than when operated with a commercial power supply In addition cooling effects also decline the low speed range resulting in an increase in the motor temperature Therefore motor torque should be reduced in the low speed range The following figure shows allowable load characteristics of a standard motor If 100 torque is continuously required in the low speed range use a special motor for use with Inverters Allowable Load Characteristics of Standard Motor 25 ED or 15 min 40 ED or 20 min 60 ED or 40 min Torque 60 0310 20 6 0 Frequency Hz When using the motor at high speed 60 Hz or more problems may arise in dynamic balance and bearing durability The motor may require more acceleration torque when the motor is operated with the Inverter than when operated with a commercial power supply Check the load torque characteristics of the machine to be used with the motor to set a proper V f pattern The J7AZ Series employs high carrier PWM control to reduce motor vibration When the motor is operated with the Inverter motor vibration is almost the same as when operated with a commercial power supply Motor vibration may however become greater in the following cases Resonance with the natural frequency of the mechanical system Take special care when a machine that has been operated at a constant speed is to be operated in variable speed mode
49. red indicator of the Digital Operator is lit the Inverter does not start Cancel the RUN command press the Mode Key to change the mode of the Inverter and restart the Inverter with the green indicator lit If the frequency reference is set below the minimum output frequency set in n14 the Inverter will not operate Raise the frequency reference to at least the minimum output frequency The Inverter in local mode starts with the RUN command given with the RUN Key pressed Check the LO RE indicator If the display is Lo the Inverter is in local mode Press the Increment Key and set the Inverter to remote mode with rE displayed If the above operation is not possible a multi function input is set to local remote selection In that case the mode can be changed with the multi function input only Turn the corresponding input terminal OFF so that the Inverter will be set to remote mode 123 Troubleshooting Chapter 8 2 The wiring on the Inverter The Inverter cannot check input signals if the input wiring on the control control circuit terminals is circuit terminals is incorrect incorrect f Operate the Digital Operator and check the input terminal status of multi function monitor UO6 The NPN or PNP input sequence is selectable The NPN input sequence is the default setting Refer to 2 2 2 Terminal Block and check that the setting of switch SW7 and wiring are correct The motor does not operate with
50. register number Data number error The number of write or read registers is not within a range from 1 to 16 0001 and 0010 Hex The number of registers of the DSR message multiplied by two does not coincide with the number of bytes of the attached data Check and correct the number of registers or the number of bytes Data setting error The write data is not within the permissible range The data set is illegal and causes an OPE OPE1 through OPE error Check the display on the Digital Operator and correct the data Write mode error The Inverter in operation received a DSR message to write data to a parameter that prohibits any data to be written while the Inverter is running The Enter command was received while the Inverter is running Write the data after stopping the Inverter The Inverter detecting UV received a DSR message to write data The Inverter detecting UV received the Enter command Write the data after restoring the UV main circuit main circuit undervoltage status The Inverter detecting F04 for an initialization memory fault received a DSR message other than that for parameter initialization with n01 set to 8 or 9 The Inverter processing data written received a DSR message to write data Turn the Inverter OFF and ON after parameter initialization with nO1 setto 8 or 9 Wait for an elapse period equivalent to 24 bits plus a minimum of 10 ms to i
51. reverse direction Rotating in reverse direction Speed search in progress ON Speed search in progress Setting range Unit of setting Default setting Chapter 10 Changes during operation Frequency reference gain Frequency reference bias Analog frequency reference time Used to the input characteristics of analog frequency references Gain The frequency of maximum analog input 10 V or 20 mA in percentage based on the maximum frequency as 100 Bias The frequency of minimum analog input 0 V or 4 mA in percentage based on the maximum frequency as 100 Analog monitor output Used to set the output frequency or current as a monitored item 0 Output frequency 10 V output at max frequency with n45 set to 1 00 1 Output current 10 V output with Inverter rated output current with n45 set to 1 00 Analog monitor output gain Used to set the output characteristics of analog monitor output Carrier frequency selection Used to set the carrier frequency Note The default setting does not need and changes in normal operation Note Refer to 6 1 Setting the Carrier Frequency for details Varies with the capacit y Momentary power interruption compensation Used to specify the processing that is performed when a momentary power interruption occurs 0 Inverter stops operating 1 Inverter continues operating if power interruption is
52. setting is made mode selection will be possible only with multi function input and not with the Digital Operator The Inverter always goes into remote mode when the power is turned ON Therefore to operate immediately after power up set up the RUN command and frequency reference settings in remote mode in advance 53 Selecting the Operation Command Chapter 5 4 5 4 Selecting the Operation Command The following description provides information on how to input operation commands to start or stop the Inverter or change the direction of rotation of the Inverter Three types of command input methods are available Select either one of them according to the application Selecting the Operation Mode n02 Select the method of operation mode input to start or stop the Inverter The following method is enabled in remote mode only The command can be input through key sequences on the Digital Operator Operation Command Selection Changes during operation Setting 0 to 2 Unit of 1 Default setting range setting Set Values Description The RUN and STOP RESET Keys of the Digital Operator are enabled Multi function input in 2 or 3 wire sequence through the control circuit terminals is enabled 2 Operation commands via RS 422A 485 communications are enabled Selecting the STOP RESET Key Function n06 When parameter n02 is set to 1 set whether or not to use the STOP RESET Key of the Digital Operator to stop the Inverter
53. smoothly Frequency Jump Function Output 4 frequency n49 gt n50 Reference frequency n50 n49 82 Other Functions Chapter 6 7 6 7 6 Frequency Detection Function The 3G3JV has the following frequency detection functions Frequency Detection Detects that the frequency reference coincides with the output frequency Frequency Detection Levels 1 and 2 Detects that the output frequency is the same as or higher or lower than the set value frequency detection level in n58 The parameter n40 for multi function output must be set for the frequency detection function Frequency Detection The parameter n40 for multi function output must be set for frequency detection output Set value 2 for frequency detection Frequency Detection Operation Output 4 Detection width 2 Hz Reset width 4 Hz frequency AAA AA Frequency reference Time Frequency detection Time 83 Other Functions Chapter 6 7 Frequency Detection Levels 1 and 2 The parameter n40 for multi function output must be set for frequency detection output Set value 4 for frequency detection level 1 Output frequency gt n58 Set value 5 for frequency detection level 2 Output frequency lt n58 Set the frequency detection level in n58 Frequency Detection Level Changes during operation Setting 0 0 to 400 Hz Unit of 0 1 Hz Default setting range setting see note Note The value w
54. turning ON the power supply resetting the alarm or switching the LOCAL REMOTE selector Doing so while the RUN signal is turned ON may result in injury Be sure to confirm permissible ranges of motors and machines before operation because the Inverter speed can be easily changed from low to high Not doing so may result in damage to the product Provide a separate holding brake when necessary Not doing so may result in injury Do not perform a signal check during operation Doing so may result in injury or damage to the product Do not carelessly change settings Doing so may result in injury or damage to the product Procedure for Test Run Chapter 4 1 4 1 Procedure for Test Run 1 Installation and Mounting Install the Inverter according to the installation conditions Refer to page 6 Ensure that the installation conditions are met Wiring and Connection Connect to the power supply and peripheral devices Refer to page 10 Select peripheral devices which meet the specifications and wire correctly Power Connection Carry out the following pre connection checks before turning on the power supply Always ensure that a power supply to the correct voltage is used and that the power input terminals R L1 S L2 and T L3 are wired correctly CIMR J7AZ 2l 3 phase 200 to 230 V AC CIMR J7AZ BL Single phase 200 to 240 V AC Wire R L1 and S L2 CIMR J7AZ ALI 3 phase 380 to 460 V AC Make sure that the motor output
55. 0 5 to 0 75 polyethylene wire 20 to 18 aetna measure ment use Solderless Terminal Size The use of solderless terminals for the control circuit terminals is recommended for the reliability and ease of connection Note Make sure that the wire size is 0 5 mm when using the following solderless terminal 1 0 dia co Model Phoenix Contact s A1 0 5 8 WH Size mm 2 6 dia 27 Wiring Wiring Method 1 Note 1 Chapter 2 2 Loosen the terminal screws with a thin slotted screwdriver Insert the wires from underneath the terminal block Tighten each terminal screw firmly to a torque specified in the previous tables Always separate the control signal line from the main circuit cables and other power cables Do not solder the wires to the control circuit terminals The wires may not contact well with the control circuit terminals if the wires are soldered The end of each wire connected to the control circuit terminals must be stripped for approximately 5 5 mm Connect the shield wire to the ground terminal of the CIMR J7AZ Do not connect the shield wire to the device side being controlled Be sure to insulate the shield wire with tape so that the shield wire will not come into contact with other signal wires or equipment Thin slotted screwdriver Terminal block Strip the end for approximately 5 5 mm if no solderless EN terminal is used Wire 28 the te
56. 1 S L2 T L3 1 2 U T1 V T2 W T3 Terminal screw Terminal torque Nem 0 8 to 1 0 Wire size mm 0 75 to 2 Re commended wire size mm Circuit breaker capacity A R L1 S L2 T L3 1 2 U T1 V T2 W T3 CL NES 0 8 to 1 0 0 75 to 2 R L1 S L2 T L3 1 2 U T1 V T2 W T3 R L1 S L2 T L3 1 2 U T1 V T2 W T3 8 0 8to 1 0 0 8to 1 0 0 75 to 2 R L1 S L2 T L3 1 2 U T1 V T2 W T3 3 phase 400 V AC Model Model CIMR J7AZ 40P2 Terminal symbol R L1 S L2 T L3 1 2 U T1 V T2 W T3 D Terminal screw M3 5 0 8 to 1 0 Terminal torque Nem 0 8 to 1 0 Wire size mm 2 to 5 5 Re commended wire size mm Circuit breaker capacity A 40P4 R L1 S L2 T L3 1 2 U T1 V T2 W T3 M3 5 0 8 to 1 0 2to5 5 40P7 R L1 S L2 T L3 1 2 U T1 V T2 W T3 L M3 5 0 8 to 1 0 2 to 5 5 41P5 R L1 S L2 T L3 1 2 U T1 V T2 W T3 l M3 5 0 8 to 1 0 2to 5 5 10 42P2 R L1 S L2 T L3 1 2 U T1 V T2 W T3 M4 1 2 to 5 5 2 to 5 5 10 44P0 18 R L1 S L2 T L3 1 2 U T1 V T2 W T3 D M4 1 2 to 1 5 2 to 5 5 3 5 20 Wiring Chapter 2 2 Wiring on the Input Side of the Main Ci
57. 1 Hz Default setting setting see note 1 Frequency Reference 3 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 4 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 5 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 6 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 7 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 8 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Note 1 Values will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or over 2 Frequency reference 1 is enabled with n03 for frequency reference selection set to 1 3 Frequency references 2 through 8 are enabled by setting multi step speed references 1 2 and 3 in n36 through n39 for multi function input Refer to the following table for the relationship between multi step speed references 1 through 3 and frequency references 1 through 8 57 Setting the Frequency Reference Chapter 5 5 Frequency reference Multi step speed Multi step speed Multi step speed reference 1 r
58. 2 3 phase 400 V AC CIMR J7AZ41 P5 42P2 FANO01062 CIMR J7AZ44P0 FAN001062 Replacement Method Refer to 8 3 Maintenance and Inspection 137 Specifications of Accessories 9 2 5 Digital Operator JVOP 140 JVOP 146 Dimensions mm JVOP 140 with Adjuster JVOP 146 without Adjuster Note The Digital Operator JVOP 140 JVOP 146 is used to control the Inverter from a distance There are two models available The JVOP 140 is equipped with an adjuster and the JVOP 146 is not Always use the JVOP140 together with a Digital Operator Case 3G3IV PEZZ08386A Without the Case the Digital Operators connection cable Chapter 9 2 cannot be wired Using the Case also enables mounting to a control panel When a Digital Operator is connected the Operator on the Inverter cannot be used to control operation i e only display functions will work 48 r 53 57 3 6 dia 8 max 8 26 3 27 21 Four 4 4 dia mounting holes 50 12 2 138 an O SN 58 888 REMOTE OPERATOR JVOP 146 FREF FOUT IOUT MNTR se j o ER
59. A 485 communications self diagnostic test set in n39 only Multi function 1 0 Chapter 5 9 Operation in 2 wire Sequence Set Value 2 The Inverter operates in 2 wire sequence by setting a multi function input parameter to 2 reverse stop The following diagram shows a wiring example of the terminals in 2 wire sequence Forward rotation switch Forward Stop Forward rotation with the forward rotation switch closed and reverse rotation switch opened Or 0 Reverse rotation switch Reverse Stop Reverse rotation with the reverse rotation switch closed and forward rotation switch opened LI 2 to 5 SC Sequence input common Operation in 3 wire Sequence n37 z 0 The Inverter operates in 3 wire sequence by setting n37 for multi function input 2 to O Only n37 can be set to 0 3 wire sequence By making this setting the set value in n36 is ignored and the following settings are forcibly made 1 RUN input RUN when ON S2 STOP input STOP when OFF S3 Forward Reverse rotation command OFF Forward ON Reverse The following diagram shows a wiring example of the terminals in 3 wire sequence Stop switch Operation NC Switch NO RUN input RUN with the STOP switch and RUN switch closed STOP input with the STOP switch opened Direction switch Foward Reverse rotation command Forward rotation with the direction O O men A switch opened a
60. Contact the motor manufacturer for the motor current with no load This parameter is used as a slip compensation constant Slip Compensation Gain Changes during Yes operation Setting 0 0 to 2 5 Unit of 0 1 Default setting 0 0 range setting see note Note This parameter is disabled with the value set to 0 0 Set Values Set the parameter to 1 0 first and check the operation of the Inverter Then fine tune the gain with 0 1 gain increments or decrements If the speed is lower than the target value increase the set value If the speed is higher than the target value decrease the set value n67 Slip Compensation Time Constant Changes during operation 0 0 to 25 5 s Unit of 0 1s Default setting setting Set Values This parameter is used for the response adjustment of the slip compensation function The default setting does not need any changes in normal operation Change the default setting in the following cases The motor vibrates Set the value to a larger value The motor response is low Set the value to a smaller value 78 Other Functions Chapter 6 7 6 7 Other Functions The following description provides information on the other functions and parameter settings of the Inverter 6 7 1 Motor Protection Characteristics n33 and n34 This parameter setting is for motor overload detection OL1 Motor Protection Characteristic Selection Changes during operation Setting 0 to 2 Unit of Default settin
61. Converted value based on 30 000 as max frequency 0 1 Max frequency 100 Note Communications data after the above conversion is hexadecimal For example if the frequency is 60 Hz and the unit of setting is 0 01 Hz the converted value is obtained as follows 60 0 01 6000 1770 Hex Slave Address n70 Set this parameter to the Slave address Slave unit number for communications f more than one Inverter is connected as a Slave make sure that there will be no Slave address duplication n70 RS 422A 485 Communications Register 0146 Hex Changes during No Slave Address operation Setting 00 to 32 Unit of 1 Default setting range setting Set Values Description Only receives broadcast messages from the Master See note Slave address Note Address 00 is for broadcast purposes only Do not set the Slave to this address otherwise the Slave will not communicate Communcations Baud Rate and Parity Selection n71 and n72 Set the baud rate and parity according to the communications conditions of the Master n71 RS 422A 485 Baud Rate Register 0147 Hex Changes during No Selection operation Setting 0 to 3 Unit of 1 Default setting 2 range setting Set Values Value Description 0 2 400 bps 4 800 bps 9 600 bps 19 200 bps 94 Inverter Settings Chapter 7 2 n72 RS 422A 485 Parity Selection Register 0148 Hex Changes during No operation Setting 0 t
62. DBUS Communications Protocol which does not require message start and end processing The MODBUS Communications Protocol is a trademark of AEG Schneider Automation Communications Format The following format is used for message data communications Message data consists of a Slave address function code communica tions data and error check block Message data Slave address Function code Communications data Error check block DSR message 1 byte 1 byte 2 bytes and response Message Interval When the Inverter receives a DSR message from the Master the Inverter waits for a period that is equivalent to 24 bits in length and a Send Wait Time set in n73 Then the Inverter will return a response Set n73 according to the Master s processing time or the timing adjustment When the Master issues the next message after receiving the response from the Inverter the Master must wait for a 24 bit period plus another period of at least 10 ms DSR message from Master Response from Inverter DSR message from Master 24 bit or 3 byte Standby period 24 bit 3 byte Set a standby period standby period set in n73 standby period of 10 ms or more for the Master Message Data Configuration The communications message is configured entirely of hexadecimal data ASCII and FINS are not used Communications data is divided into the four areas shown in the following table Data name Description Slave address Set the Slave ad
63. Detection Output 4 current See note n60 Overtorque detection level Time n61 Overtorque detection time Overtorque detection NO D 1 9 d Note Overtorque detection will be canceled if the output current decreases from the detection level by approximately 5 of the Inverter rated current Overtorque Detection Level Changes during operation Setting 30 to 200 Unit of 196 Default setting 160 range setting 76 Torque Compensation Function Chapter 6 5 Set Values Set the parameter as percentage based on the rated Inverter current as 100 Overtorque Detection Time Changes during operation Setting 0 1 to 10 0 s Unit of 0 1s Default setting 0 1 range setting Set Values Set the overtorque detection time The Inverter will detect overtorque when the current the same as or higher than the detection level is output for the preset detection time 6 5 Torque Compensation Function This function increases the output torque of the Inverter by detecting an increase in the motor load Torque Compensation Gain Changes during Yes operation Setting 0 0 to 2 5 Unit of 0 1 Default setting 1 0 range setting Set Values The default setting does not need any changes in normal operation Change the default setting in the following cases The wiring distance between the Inverter and motor is long Set the gain to a larger value The capacity of the motor is lower than the maximum appli
64. E ees 90 7 1 2 External Dimensions eee 90 7 1 3 Names of Parts iiis ud erg r A SEELEN RA Y 91 7 1 4 Mouting Procedure 0 0 ccc eee ee 91 7 2 Inyerter Setuings x maecenas Ve ee ks 93 7 2 Setting the Communications Conditions 048 93 7 2 2 Operation Command Selection n02 0 0005 96 7 2 3 Frequency Reference Input Selection n03 96 7 2 4 Setting the Multi function Inputs n36 ton39 97 7 3 Message Communications Basic Format eese 98 7 4 DSR Message and Response 0 0 cee ce cece eee e ene 101 7 4 1 Data Read Function Code 03 Hex 0 00000 e ee 101 7 4 2 Data Write Broadcast Data Write Function Code 10 Hex 103 7 4 3 Loop back Test Function Code 08 Hex o oooooooo 106 72 Enter Command os rsm o4e ts ata ORES E EY LOLS 108 7 6 Setting the Communications Data 0 eese 109 7 7 Register Number Allocations in Detail oooooooooooooooo o 111 TL DOsEunctiom gorse chose Pen a LUE A SE 111 7 7 2 Monitor Functions 0 0 0 cece ee 112 7 8 Communications Error Codes 00 0c ccc cee eens 115 7 9 Self diagnostic Test 2 2 0 licis 116 89 RS 422 485 Communications Unit Chapter 7 1 7 1 7 1 1 Using a SI 485 J7 3G3JV PSI485J RS 422 485 Communications Unit allows J7AZ Inverters to participate in RS 422 485 serial communications This makes Inverter control in
65. LORE PRGM eo DSPL A i DATA ES v Y O O y L 78 5 88 fe O 68 Ore po Four depressions for M4 bolts Depth 3 5 Specifications of Accessories Chapter 9 2 9 2 6 Digital Operator Case 3G3IV PEZZ08386A The Digital Operator Case 3G3IV PEZZ08386A is used to secure the JVOP 140 Digital Operator Without this Case the Digital Operators connection cable cannot be wired Always use the JVOP 140 and the Digital Operator Case together Dimensions mm Four 4 4 dia mounting holes TM i a O EN ZO GN A 3 3 8 Q A 1 dL jJ O C O t E OE l O T 10 5 17 E 78 LO A 56 18 2 12 2 88 Four depressions for Ic T E M4 bolts Depth 3 5 30 4 9 2 7 Digital Operator Connection Cable 3G3IV PCN126 PCN326 The Digital Operator Connection Cable 3G3IV PCN126 PCN326 is required to connect a Digital Operator to a J7AZ Inverter Models and Specifications Digital Operator Connection Cable Cable length 3G3IV PCN126 3G3IV PCN326 9 2 8 DC Reactor The DC Reactor suppresses harmonic current generated from the Inverter and impro
66. List of Parameters For register numbers other than those of parameters refer to 7 7 Register Number Allocations in Detail Note 1 A parameter corresponds to one register one word so the number of registers of read data indicates the number of parameters to be read i e the number of consecutive registers beginning with the first register number 1 The number of bytes of attached data indicates the number of bytes of data read from the registers attached from that point onwards The number of registers must equal the number of bytes divided by two DSR Message Byte No Data 1 Slave address Function code 03 Hex Register No of read start data Number of registers of read data max 16 CRC 16 check 101 DSR Message and Response Chapter 7 4 Response Normal Slave address Function code 03 Hex Number of bytes of attached data Data of start register Data of next register Data of next register CRC 16 check Byte No 1 Slave address 2 Function code 83 Hex 3 Error code 4 CRC 16 check 5 Note When an error occurs the MSB of the function code will be set to 1 Example of Data Read In the following example four register data status signal data is read from register 0020 Hex of the Inverter with a Slave address of 02 DSR Message Data example Hex Slave address 02 Function code 03 Register No of read start data 00
67. Manual No 163E EN 01 VS mini J7 Compact General Purpose Inverter eb PEERS y OMRON MUM VS mini J7 FPST21033 10 jae 2 v v AN ON AC S M9 NOTICE Thank you for choosing this VARISPEED J7 series product Proper use and handling of the product will ensure proper product performance will lengthen product life and may prevent possible accidents Please read this manual thoroughly and handle and operate the product with care 1 To ensure safe and proper use of the OMRON YASKAWA Inverters please read this USER S MANUAL Cat No 163 EN 01 to gain sufficient knowledge of the devices safety information and precautions before actual use The products are illustrated without covers and shieldings for closer look in this USER S MANUAL For actual use of the products make sure to use the covers and shieldings as specified This USER S MANUAL and other related user s manuals are to be delivered to the actual end users of the products Please keep this manual close at hand for future reference If the product has been left unused for a long time please inquire at our sales representative This manual describes the functions of the product and relations with other products You should assume that anything not described in this manual is not possible Although care has been given in documenting the product please contact your OMRON representative if you have any suggestions on improving thi
68. NG Risk of electric shock e BAM BRONCA E Bh eU e Read manual before installing A e ERRE AAA NEAR TRA Wait 1 minute for capacitor discharge after e 00120 BROHAN TVAZER disconnecting power supply HAL TRAV CERD e To conform to C requirements make sure to ground the supply neutral for 400V class Checking Before Unpacking Checking the Product On delivery always check that the delivered product is the VARISPEED J7 Inverter that you ordered Should you find any problems with the product immediately contact your nearest local sales representative Checking the Nameplate INVERTER MODEL gt MoDEL C MR J7AZ20P1 spec 20P10 INPUT SPEC gt INPUT AC3PH 200 230V 50 60Hz 1 1A OUTPUT SPEC gt OUTPUT AC3PH 0 230V 0 400Hz 0 8A O 3kVA LOT NO L0T NO MASS 0 5 k MASS SERIAL NO gt SER NO PRG lt SOFTWARE NO E131457 INSTALLATION CATEGORY T A ASKANA ELECTRIC CORPORATION JAPAN Checking the Model CIMR J7AZ20P1 Inverter L Max applicable motor output OP1 0 1 kW J7 series f APO 4 0 kW A With digital operator with potentiometer P indicates a decimal point Z European standard Voltage specifications B Single phase 200 VAC 2 Three phase 200 VAC 4 Three phase 400 VAC VIII Maximum Applicable Motor Capacity 0 1 0 1 kW 0 25 0 37 0 2 kW 0 55 0 4 kW 1 1 0 75 kW 1 5 1 5 kW 2 2 2 2 kW 4 0 4 0
69. NO WARRANTY OR REPRESENTATION EXPRESS OR IMPLIED REGARDING NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS DETERMINED THAT THE PROD UCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE OMRON DISCLAIMS ALL OTHER WARRANTIES EXPRESS OR IMPLIED LIMITATIONS OF LIABILITY OMRON YASKAWA SHALL NOT BE RESPONSIBLE FOR SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS WHETHER SUCH CLAIM IS BASED ON CONTRACT WARRANTY NEGLIGENCE OR STRICT LIABILITY In no event shall the responsibility of OMRON YASKAWA for any act exceed the individual price of the product on which liability is asserted IN NO EVENT SHALL OMRON YASKAWA BE RESPONSIBLE FOR WARRANTY REPAIR OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS OMRON YASKAWA S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED STORED INSTALLED AND MAINTAINED AND NOT SUBJECT TO CONTAMINATION ABUSE MISUSE OR INAPPROPRIATE MODIFICATION OR REPAIR Application Considerations SUITABILITY FOR USE OMRON YASKAWA shall not be responsible for conformity with any standards codes or regulations that apply to the combination of products in the customer s application or use of the products At the customer s request OMRON YASKAWA will provide applicable third party certification documents identifying ratings and limitatio
70. Not used Register Number Allocations in Detail Chapter 7 7 Status Signal Register 0020 Hex Function During RUN 1 During RUN Forward reverse operation 1 Reverse operation Inverter ready 1 Ready Fault 1 Fault Data setting error 1 Error Multi function output 1 ON Not used Fault Status Register 0021 Hex Bit No Function Bit No Function 0 OC 8 F 1 OV 9 OL1 2 OL2 10 OL3 3 OH 11 Not used 4 Not used 12 UV1 5 Not used 13 GF 6 Not used 14 CE 7 EFL STP 15 Not used Note When a fault results the corresponding bit will be set to 1 Data Link Status Register 0022 Hex Function Data writing 1 Writing Not used Upper and lower limit error 1 Error Outside set range Verify error 1 Error Same as OPEL Not used 113 Register Number Allocations in Detail Chapter 7 7 Inverter Status 1 Register 002C Hex Function During RUN 1 During RUN Zero speed 1 Zero speed Frequency agree 1 Frequency agree Warning Nonfatal error 1 Warning Frequency detection 1 1 Output frequency lt n58 Frequency detection 2 1 Output frequency 2n58 Inverter ready 1 Ready UV 1 UV Base block 1 Base block Frequency reference mode 1 Other than communications RUN command mode 1 Other than communications Overtorque detectio
71. Set n01 to an appropriate value according to the parameter to be set There are some parameters that cannot be set during operation Refer to the list of parameters Turn the Inverter off and then make the settings Turn the Inverter off and on If the Digital Operator still does not display anything the internal circuitry of the Inverter must have failed Replace the Inverter 8 2 2 Motor Fails to Operate The motor does not operate with input through the control circuit terminals even though the frequency reference is correct The operation method setting is incorrect Input in 2 wire sequence while 3 wire sequence is in effect and vice versa The Inverter is not in RUN mode The frequency reference is too low The Inverter is in local mode If parameter n02 for operation mode selection is not set to 1 to enable the control circuit terminals the RUN command cannot be executed through the control circuit terminals Check and correct the setting in n02 The Inverter will operate in 3 wire sequence according to the RUN stop and forward stop commands if n37 for multi function input 2 is set to O At that time the Inverter will not operate if input in 2 wire sequence is ON On the other hand the Inverter in 2 wire sequence will only rotate in the reverse direction if input in 3 wire sequence is ON Check and correct the setting in n37 or change the input method of the RUN command When the PRGM or LO RE indicator
72. Stops with the stop switch opened Forward Stop reference Forward with the direction switch opened and reverse with the direction switch closed SC Sequence input common Note Set parameter n37 for 3 wire sequence input 16 Wiring Chapter 2 2 2 2 4 Wiring around the Main Circuit Wire Size Terminal Screw Screw Tightening Torque and Molded case Circuit Breaker Capacities For the main circuit and ground always use 600 V polyvinyl chloride PVC cables If any cable is long and may cause voltage drops increase the wire size according to the cable length 3 phase 200 V AC Model Model Terminal symbol Terminal Screw Wire size Re Molded CIMR J7AZ screw tightening mm commended case circuit torque wire size breaker Nem mm capacity A R L1 S L2 T L3 1 2 a 0 8 to 1 0 0 75 to 2 U T1 V T2 W T3 R L1 S L2 T L3 1 2 0 8 to 1 0 0 75 to 2 U T1 V T2 W T3 E R L1 S L2 T L3 1 2 0 8 to 1 0 0 75 to 2 U T1 V T2 W T3 R L1 S L2 T L3 1 2 0 8 to 1 0 0 75 to 2 U T1 V T2 W T3 JL R L1 S L2 T L3 1 2 j 0 8 to 1 0 U T1 V T2 W T3 E R L1 S L2 T L3 1 2 0 8 to 1 0 U T1 V T2 W T3 R L1 S L2 T L3 1 2 1 2 to 1 5 U T1 V T2 W T3 O 17 Wiring Chapter 2 2 Wiring Single phase 200 V AC Model Model CIMR J7AZ Terminal symbol R L
73. The J7AZ incorporates analog monitor output terminals AM and AC These terminals have analog monitor values of output frequency or current Setting the Analog Monitor Output n44 and n45 The output frequency or current as a monitored item is set in n44 The analog output characteristics are set as an analog monitor output gain in n45 Analog Monitor Output Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Value Description Output frequency Reference 10 V at max frequency Output current Reference 10 V with rated output current Analog Monitor Output Gain Changes during Yes operation Setting 0 00 to 2 00 Unit of Default setting range setting Note Set the multiplication ratio based on the set value in n44 For example if an output of 5 V is desired at maximum frequency with n44 set to 0 set n45 to 0 50 2 The maximum output voltage of the analog monitor output terminals are 10 V 68 6 1 6 2 6 3 6 4 6 5 6 6 6 7 Setting the Carrier Frequency 00 c eect cee eens DC Injection Braking Function 0 0 e eee eee eee eee eee Stall Prevention Function Overtorque Detection Function 0 0 c eee eee ees Torque Compensation Functi0N o ooooooocoooooorr rr Slip Compensation Function Other Euncti l uae ooie i o a SA te UR EER 6 7 1 Motor Protection Characteristics n33 and n34 6 7 2 Cooling F
74. The sequence is incorrect Check and change the external fault input sequence including the input timing and NO or NC contact 121 Protective and Diagnostic Functions Fault display EF flashing Warning name and Meaning Forward and reverse rotation input EF The forward and reverse commands are input to the control circuit terminals simultaneously for 0 5 s or more Note The Inverter stops according to the method set in n04 Chapter 8 1 Probable cause and remedy A sequence error has occurred Check and adjust the local or remote selection sequence Emergency stop STP The Digital Operator stops operating The STOP RESET Key on the Digital Operator is pressed while the Inverter is operating according to the forward or reverse command through the control circuit terminals Note The Inverter stops according to the method set in n04 The parameter setting was incorrect gt Turn off the forward or reverse command once check that the n06 parameter setting for STOP RESET Key function selection and restart the Inverter The emergency stop alarm signal is input as multi function input A multi function input 1 2 3 or 4 set to 20 or 22 has been used Note The Inverter stops according to the method set in n04 An emergency stop alarm is input to a multi function input Remove the cause of the fault The sequence is incorrect Check and change the external fault input seq
75. Unit of 1 Default setting range setting Set Values Description Accept Not accept 5 8 Selecting the Interruption Mode This parameter is used to specify the interruption mode when the STOP command is input The Inverter either decelerates or coasts to a stop according to the interruption mode selection Selecting the Interruption Mode n04 Interruption Mode Selection Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values Value Description 0 Frequency deceleration stop See notes 1 and 2 1 Free running See note 3 Note 1 The Inverter will decelerate to stop according to the setting in n17 for deceleration time 1 if any of the n36 through n39 parameters for multi function input is not set to 11 for acceleration deceleration time selection If any one of the n36 through n39 multi function input parameters is set to acceleration deceleration time selection the Inverter will decelerate to stop according to the selected setting of deceleration time when the STOP command is input 2 Ifthe RUN signal is input again during a deceleration stop deceleration will be stopped at the point of the input and acceleration will proceed at that frequency 3 Do not input a RUN signal during a free running stop if the motor s rotation speed is not sufficient slowed If a RUN signal is input under these conditions a main circuit overvoltage OV or overcurrent OC will be
76. acitors The current is different from the voltage in waveform 25 Wiring Countermeasures with Reactors against Harmonics Generation Wiring Method Power supply 3 phase 200 V AC Single phase 200 V AC 3 phase 400 V AC Power supply 3 phase 200 V AC Single phase 200 V AC 3 phase 400 V AC Reactor Effects Harmonics suppression method 5th No reactor Chapter 2 2 DC AC Reactors The DC reactor and AC reactor suppress harmonics and currents that change suddenly and greatly The DC reactor suppresses harmonics better than the AC reactor The DC reactor used with the AC reactor suppresses harmonics more effectively The input power factor of the Inverter is improved by suppressing the harmonics of the input current of the Inverter Connection Connect the DC reactor to the internal DC power supply of the Inverter after shutting off the power supply to the Inverter and making sure that the charge indicator of the Inverter turns off Do not touch the internal circuitry of the Inverter in operation otherwise an electric shock or burn injury may occur With DC Reactor DC reactor optional MCCB SoM s DM VARISPEED CIMR J7AZ With DC and AC Reactors harmonic DC reactor optional MCCB n So MAP o Magn M G o N Lm AC reactor optional VARISPEED CIMR J7AZ Harmonics are effectively suppressed wh
77. al on the terminal block because the phase sequence of input power supply is irrelevant to the phase sequence R L1 S L2 and R L3 If the Inverter is connected to a large capacity power transformer 660 kW or more or the phase advance capacitor is switched an excessive peak current may flow through the input power circuit causing the converter unit to break down To prevent this install an optional AC reactor on the input side of the Inverter This also improves the power factor on the power supply side Always use a surge absorber or diode for the inductive loads near the Inverter These inductive loadsinclude magnetic contactors electromagnetic relays solenoid valves solenoid and magnetic brakes The Inverters outputs uses high speed switching so noise may be transmitted from the Inverter to the power line and adversely effect other devices in the vicinity It is recommended that a Noise Filter be installed at the Power Supply to minimize noise transmission Noise will also be reduced from the power line to the Inverter Input Noise Filters EMC conforming Input Noise Filter 3G3JV PFI Power supply A MCCB CIMR J7AZ Programmable Controller Use a Noise Filter designed for the Inverter A general purpose Noise Filter will be less effective and may not reduce noise Wiring Chapter 2 2 Wiring on the Output Side of the Main Circuit Connecting the Terminal Block to the Load Never Co
78. alfunction Provide an appropriate stopping device on the machine side to secure safety A holding brake is not a stopping device for securing safety Not doing so may result in injury Provide an external emergency stopping device that allows an instantaneous stop of operation and power interruption Not doing so may result in injury Be sure to install the product in the correct direction and provide specified clearances between the Inverter and control panel or with other devices Not doing so may result in fire or malfunction Do not allow foreign objects to enter inside the product Doing so may result in fire or malfunction Do not apply any strong impact Doing so may result in damage to the product or malfunction Wiring must be performed only after confirming that the power supply has been turned OFF Not doing so may result in electrical shock Wiring must be performed by authorized personnel Not doing so may result in electrical shock or fire Be sure to confirm operation only after wiring the emergency stop circuit Not doing so may result in injury Always connect the ground terminals to a ground of 100 W or less for the 200V AC class or 10 W or less for the 400 V AC class Not connecting to a proper ground may result in electrical shock Install external breakers and take other safety measures against short circuiting in external wiring Not doing so may result in fire Confirm that the rated input voltage of the
79. ameters Data cannot be written to EEPROM 1 Read possible for Inverter parameters Data can be written to EEPROM List of Parameters Para meter No Register No Hex Error log Used to display the latest error recorded if po 1 E Display Note will be displayed if no error has been recorded Note This parameter is monitored only Description Setting range Unit of setting Default setting Chapter 10 Changes during operation Note 1 Software Used to display the software number of the number Inverter for OMRON s control reference use Note This parameter is monitored only Values will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or over With RS 422 485 communications the unit is always 0 1 Hz With 400 V Inverters the values for the upper limit of setting ranges and the default settings will be twice those given in the above table The n68 n74 n76 and n77 parameters cannot be written via RS422 485 communications They are read only 157 List of Parameters Chapter 10 158 CHAPTER 11 Using the Inverter for a Motor Using the Inverter fora Motor 160 159 Using the Inverter for a Motor Chapter 11 Using Inverter for Existing Standard Motor High speed Operation Torque Characteristics Vibration Noise 160 When a standard motor is
80. an Operation Function 035 o ooooooooo o o 6 7 3 Momentary Power Interruption Compensation n47 6 7 4 Fault Retry n48 0 0 0 0 eee eens 6 7 5 Frequency Jump Function n49 to n51 0 0 eee ee 6 7 6 Frequency Detection Function 0 00 esses 6 7 7 UP DOWN Command Frequency Memory n62 6 7 8 Error History 078 lesse tenes CHAPTER 6 Advanced Operation 70 72 73 76 77 78 79 79 80 80 81 82 83 85 87 69 Setting the Carrier Frequency Chapter 6 1 This chapter provides information on the use of advanced functions of the Inverter for operation Refer to this chapter to use the various advanced functions such as stall prevention carrier frequency setting overtorque detection torque compensation and slip compensation 6 1 Setting the Carrier Frequency The carrier frequency of the J7AZ can be fixed or varied in proportion to the output frequency Carrier Frequency Selection Changes during operation Setting 1to4 7to9 Unit of 1 Default setting see note range setting Note The default setting varies with the capacity of the Inverter model Set Values Description 2 5 kHz 5 0 kHz 7 5 kHz 10 0 kHz 2 5 kHz 12x 12 times as high as output frequency between 1 0 and 2 5 kHz 2 5 kHz 24x 24 times as high as output frequency between 1 0 and 2 5 kHz 2 5 kHz 36x 36 times as high as output frequency between 1 0 and 2 5 kHz
81. and frequency memory Description Used to store the adjusted frequency reference with the UP DOWN function 0 Frequency not stored 1 Frequency stored The frequency must be on hold for 5 s or more Used to store the adjusted frequency reference with the UP DOWN function 0 Frequency not stored 1 Frequency store The frequency must be on hold for 5 s or more Used to store the adjusted frequency reference with the UP DOWN function 0 Frequency not stored 1 Frequency stored The frequency must be on hold for 5 s or more Setting range Unit of setting Default setting Chapter 10 Changes during operation Torque compensation gain Used to set the gain of the torque compensation function The default setting does not need any changes in normal operation Motor rated slip Used to set the rated slip value of the motor in use Note Used as the constant of the slip compensation function Motor no load current Slip compensation gain Used to set the no load current of the motor in use based on the rated motor current as 100 Note Used as the constant of the slip compensation function Used to set the gain of the slip compensation function Note The slip compensation function is disabled with n66 set to 0 0 Slip compensation time constant Used for the response speed of the slip compensation function Note The default setting does not need any changes in normal operation
82. arting method or phase splitting starting method to be applied when starting the motor In the capacitor starting method however the capacitor may be damaged by a sudden electric discharge of the capacitor caused by the output of the Inverter On the other hand the starting coil may burn in the phase splitting starting method because the centrifugal switch does not operate Wiring Ground Wiring Chapter 2 2 Always use the ground terminal with the following ground resistance 200 V Inverter 100 W or less 400 V Inverter separate ground 10 W or less Do not share the ground wire with other devices such as welding machines or power tools Always use a ground wire that complies with technical standards on electrical equipment and minimize the length of the ground wire Leakage current flows through the Inverter Therefore if the distance between the ground electrode and the ground terminal is too long the potential on the ground terminal of the Inverter will become unstable When using more than one Inverter be careful not to loop the ground wire 23 Wiring Chapter 2 2 Harmonics Bi Definiton Harmonics consist of electric power produced from AC power and alternating at frequencies that are integral multiples of the frequency of the AC power The following frequencies are harmonics of a 60 or 50 Hz commercial power supply Second harmonic 120 100 Hz Third harmonic 180 150 Hz Second harmonic
83. ash while the frequency reference is set Press the Enter Key so that the set value will be entered and the data display will be lit Setting the Key Sequential The Enter Key need not be pressed when changing the setting in nO8 In Frequency n08 that case the frequency reference will change when the set value is changed with the Increment or Decrement Key while the data display is continuously lit Key Sequential Frequency Setting Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values Value Description Enter Key enabled The set value is entered with the Enter Key pressed Enter Key disabled The set value set is entered immediately 59 Setting the Acceleration Deceleration Time Chapter 5 6 5 6 Setting the Acceleration Deceleration Time The following description provides information on parameters related to acceleration and deceleration time settings Trapezoidal and S shape acceleration and deceleration are available Using the Sshape characteristic function for acceleration and deceleration can reduce shock to the machinery when stopping or starting Setting the Acceleration Deceleration Time n16 through n19 Two acceleration times and two deceleration times can be set The acceleration time is the time required to go from 0 to 100 of the maximum frequency and the deceleration time is the time required to go fr
84. atus connect the mechanical system and operate with an actual load Note Before operating the Digital Operator check that the FREQ adjuster is set to MIN Connecting the System After confirming that the motor has stopped completely connect the mechanical system Be sure to tighten all the screws when fixing the motor axis in the mechanical system Operation Using the Digital Operator In case a fault occurs during operation make sure the Stop Key on the Digital Operator is easily accessible Use the Digital Operator in the same way as no load operation First set the frequency reference to a low speed of one tenth the normal operating speed Checking the Operating Status Having checked that the operating direction is correct and that the machine is operating smoothly at slow speed increase the frequency reference After changing the frequency reference or the rotation direction check that there is no vibration or abnormal sound from the motor Check the monitor display IOUT or multi function monitor UO3 to ensure that the output current is not becoming excessive 48 CHAPTER 5 Basic Operation 5 1 IuitialSettings obese RE RE a EY Ed 50 5 2 Vif Control i ziskerie um plug Paes rat e cue p woe ra Ru ERE 51 5 3 Setting the Local Remote Mode 0 0 cece ce eens 53 5 4 Selecting the Operation Command 0 0 cece eee 54 5 5 Setting the Frequency Reference 0 55 5 5 1 Se
85. cable motor capacity of the Inverter Set the gain to a larger value The motor vibrates Set the gain to a smaller value The torque compensation gain must be adjusted so that the output current at low speed will not exceed 50 of the rated output current of the Inverter otherwise the Inverter may be damaged 77 Slip Compensation Function Chapter 6 6 6 6 Slip Compensation Function The slip compensation function calculates the motor torque according to the output current and sets gain to compensate for output frequency This function is used to improve speed accuracy when operating with a load Motor Rated Slip Changes during Yes operation Setting 0 0 to 20 0 Hz Unit of 0 1 Hz Default setting see note range setting Note The default setting varies with the capacity of the Inverter model Set Values Set the rated slip value of the motor in use This parameter is used as a slip compensation constant Calculate the rated motor slip value from the rated frequency Hz and rpm on the motor nameplate by using the following formula Rated slit value Hz Rated frequency Hz Rated pan __Numbel Of poles 120 Motor No load Current Changes during operation Setting 0 to 99 Unit of 1 Default setting see note range setting Note The default setting varies with the capacity of the Inverter model Set Values Set the motor current with no load in percentage based on the rated motor current as 100
86. cal mode Description Used to set the input method for the frequency reference in local mode 0 The FREQ adjuster of the Digital Operator enabled 1 Key sequences on the Digital Operator enabled Setting range Unit of setting Default setting Chapter 10 Changes during Operation Key sequential frequency setting Used to enable the Enter Key for setting the frequency reference with the Increment and Decrement Keys 0 The value is entered with the Enter Key pressed 1 The value is enabled when the value is input Maximum frequency FMAX Maximum voltage VMAX Maximum voltage frequency FA Middle output frequency FB Middle output frequency voltage VC Minimum output frequency FMIN Minimum output frequency voltage VMIN Used to set the V f pattern as the basic characteristic of the Inverter with output voltage per frequency set Output voltage 4 n10 VMAX ni3 VC mis VMIN Frequency ni4 ni2 nit no Hz FMIN FB FA FMAX Note Set the parameters so that the following condition will be satisfied n14 012 lt n11 n09 Note The value set in n13 will be ignored if parameters n14 and n12 are the same in value Accelera tion time 1 Decelera tion time 1 Accelera tion time 2 Decelera tion time 2 Acceleration time The time required to go from 0 to 100 of the maximum frequency
87. code 88 Hex Error code CRC 16 check Note When an error occurs the MSB of the function code will be set to 1 106 DSR Message and Response Chapter 7 4 Example of Loop back Test In the following example a loop back test is conducted on the Inverter with a Slave address of 01 DSR Message Data example Hex Slave address 01 Function code 08 Test data 1 00 Test data 2 Response Normal Byte No CRC 16 check Data example Hex Slave address 01 Function code 08 Test data 1 00 Test data 2 Error Byte No CRC 16 check Data example Hex Slave address 01 Function code Error code 88 CRC 16 check 107 Enter Command Chapter 7 5 7 5 Enter Command The Enter command is used for copying parameter set values that have been written through communications in and after register 0101 Hex of the RAM area to the EEPROM of the Inverter This is done so that the EEPROM can maintain the parameter set values By issuing a DSR message to write data the data is written to the RAM area of the Inverter This data will be lost when the Inverter is turned OFF Issue the Enter command to store in the EEPROM of the Inverter the parameter set value that has been written through communications Note The Enter command is not accepted while the Inverter is running Be sure to issue the Enter command whi
88. ctives EMC Directive EN50081 2 and EN5008 2 Low Voltage prEN50178 Directive UL508C Versatile Incorporates the functions and operability ensured by the conventional Easy to use J7AZ Series Functions Easy to initialize and operate with the FREQ adjuster on the Digital Operator Ease of maintenance The cooling fan is easily replaceable The life of the cooling fan can be prolonged by turning on the cooling fan only when the Inverter is in operation Suppression of Connects to DC reactors thus suppressing harmonics more effectively than Harmonics conventional AC reactors Further improvement in the suppression of harmonics is possible with the combined use of the DC and AC reactors Nomenclature Chapter 1 2 1 2 Nomenclature Panel Digital operator Function display LEDs Selected function is lit see the gt functions below Its data is Data display OMRON MMMM displayed on data display Vs mini J7 7e FESIO yE Operation key Display selection key Switch functions among function display LEDs Press to run the motor The RUN light is ON while running Alarm LED Enter key Enter data when setting constants After selecting constant no at PRGM mode data are displayed N Run LED Increment key Increase constant no or data disconnecting power sui cow Mec to CE requirements p p To eod the supply neutral for 400V class Frequency setting volume
89. d lower frequency reference limits can be set Setting the Frequency Reference Upper and Lower Limits n30 and n31 Set the upper and lower frequency reference limits as percentage based on the maximum frequency as 100 Frequency Reference Upper Limit Changes during operation 0 to 110 Default setting Max frequency 100 Frequency Reference Lower Limit Changes during operation 0 to 110 Unit of 1 Default setting Max frequency 100 setting Note If n31 is set to a value less than the minimum output frequency FMIN the Inverter will have no output when a frequency reference less than the minimum output frequency input is ON 5 5 3 Adjusting the Analog Input Input characteristic adjustments may be necessary for analog frequency references to be input At that time use the following parameters for gain bias and filter time parameter adjustments FR Terminal Adjustments for Frequency Reference Input Gain and Bias Settings Set the input characteristics of analog frequency references in n41 for n41 and n42 the frequency reference gain and n42 for the frequency reference bias Set the frequency of maximum analog input 10 V or 20 mA in n41 as percentage based on the maximum frequency as 100 e Set the frequency of minimum analog input 0 V O mA or 4 mA in n42 as percentage based on the maximum frequency as 100 Frequency Reference Gain Changes during Yes operation 0 to 255 Uni
90. d to set the baud rate for communications 0 2 400 bps 1 4 800 bps 2 9 600 bps 3 19 200 bps n72 0148 See note 3 n73 0149 See note 3 RS 422A 485 parity selection RS 422A 485 send wait time Used to set the parity for communications 0 Even parity 1 Odd parity 2 No parity Used to set the waiting period for returning a response after the DSR data send request mes sage is received from the Master n74 014A See note 3 RS 422A 485 RTS control selection Select whether or not to enable the RTS request to send communications control function n75 014B Low speed carrier frequency reduction selec tion Used to select a function to reduce the carrier frequency when Inverter is at low speed 0 Function disabled 1 Function enabled Note Normally set n75 to 0 Parameter copy and verify function Selects the function to read copy and verify the parameter between the memory of the Inverter and that of the Digital Operator rdy Ready to accept the next command rED Reads the Inverter parameter Cpy Copies the parameter to the Inverter vFY Verifies the Inverter parameter vA Checks the Inverter capacity display Sno Checks the software number 156 Parameter read prohibit selection Select the copy prohibit function Use this parameter to protect the data in the EEPROM of the Digital Operator 0 Read prohibited for Inverter par
91. data 00 Number of registers of write data Data of start register 1 2 3 4 5 6 7 8 Data in register No 0001 Data in register No 0002 Response Normal CRC 16 check Data example Hex Slave address 01 Function code Register No of write start data 10 1 2 3 4 5 6 7 Error Number of registers of write data CRC 16 check 10 8 08 Data example Hex Slave address 01 Function code 90 Error code 02 CRC 16 check DC 105 DSR Message and Response Chapter 7 4 7 4 3 Loop back Test Function Code 08 Hex Settings and Response The DSR message from the Master is returned as a response The Inverter does not retrieve or process this data The DSR message or normal response for loop back test use is divided into 8 byte blocks as shown below Any data can be set as test data 1 or 2 provided that the number of data items remains changed This command is used for checking the status of communications or for dummy communications without detecting any communications time over DSR Message Byte No Data 1 Slave address Function code 08 Hex Test data 1 Test data 2 CRC 16 check Response Normal Slave address Function code 08 Hex Test data 1 Test data 2 CRC 16 check INIo AJ OJ N Error Byte No Data 1 Slave address Function
92. des functions that will improve motor control through the Inverter such as responsiveness torque character istics increasing speed accuracy PID control overtorque detection and other functions Chapter 7 Communications Describes the RS 422 485 Communications Unit and the general purpose RS 422 485 communications functions provided by the Inverter including connection methods Chapter 8 Maintenance Operations Provides maintenance inspection and troubleshooting information Chapter 9 Specifications Provides Inverter specifications as well as the specifications and dimensions of peripheral devices Chapter 10 List of Parameters Lists basic information on Inverter parameters as a reference for users already familiar with Inverter operation Parameters are listed in order with the page numbers of further information for easy reference Chapter 11 Using the Inverter for a Describes information on using the Inverter for a motor Motor Read and Understand this Manual Please read and understand this manual before using the product Please consult your OMRON YASKAWA representative if you have any questions or comments Ix Warranty and Limitations of Liability WARRANTY OMRON YASKAWA s exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year or other period if specified from date of sale by OMRON YASKAWA OMRON YASKAWA MAKES
93. direction of rotation y LO RE Local Remote Selects the operation of the Inverter through the Digital Operator or according to the parameters El PRGM Parameter Setting Monitors or sets the values in n01 through n79 E The FREF indicator is lit again 35 Outline of Operation Chapter 3 2 Example of Frequency Reference Settings A FREF 5g El FREF SOO gt FRE BD Key sequence Indicator Display Explanation example FREF g Power ON Note Ifthe FREF indicator has not been lit press the Mode Key repeatedly unit the FREF indicator is lit FREF BUt Use the Increment or Decrement Key to set the FAT ANTS frequency reference The data display will flash while the frequency reference is set see note 1 FREF 5 gg Press the Enter Key so that the set value will be entered and the data display will be lit see note 1 Note 1 The Enter Key need not be pressed when performing the setting for n08 The frequency reference will change when the set value is changed with the Increment or Decrement Key while the data display is continuously lit 2 The frequency reference can be set in either of the following cases e Parameter n03 for frequency reference selection is set to 1 i e frequen cy reference 1 is enabled and the Inverter is i
94. does not return a response regardless of whether or not the message is received properly Therefore for measures against communications errors the monitor function of the Inverter should be used for checking the reception of broadcast messages Function Code The function code is a command giving instructions of the details of processing to the Inverter The following three functions codes are available Function code Command name Description 03 Hex Data read Reads the data of the specified register number Consecutive data of a maximum of 16 words 32 bytes can be read 08 Hex Loop back test The DSR message is returned as a response This command is used for checking the status of communications Data write The attached data in the format is written to the specified register number Consecutive data of a maximum of 16 words 32 bytes can be written Note 1 Do not use any code other than the above otherwise the Inverter will detect a communications error and return an error message 2 The Inverter uses the same function code for the response If an error occurs however the MSB of the function code will be set to 1 For example if an error occurs in a DSR message with function code 08 the function code of the response will be 83 Communications Data Communications data is attached to the command The contents and its arrangement of communications data vary with the function code For details refe
95. dress the set value in n70 of the Inverter to which the DSR message is sent The Slave address must be within a range from 00 to 32 00 to 20 Hex Function code A command giving instructions of the details of processing to the Inverter Example Data read 03 Hex and data write 10 Hex Communications data Data attached to the command Example The register number of read start data and the number of registers of read data Error check CRC 16 check code for checking the reliability of the message data Note In the above communications the default is 1 65535 and the LSB least significant byte is converted as MSB most significant byte in the opposite direction The CRC 16 check is automatically performed by using the protocol macro function of OMRON s SYSMAC CS CJ series C200HX HG HE or CQM1H Programmable Controllers 98 Message Communications Basic Format Chapter 7 3 Slave Address The Master can communicate with a maximum of 32 Slaves over RS 422A 485 A unique Slave address is allocated to each Slave Inverter for communications Slave addresses are within a range from 00 to 32 00 through 20 Hex If a DSR message is issued to Slave address 00 the message will be a broadcast message Note The broadcast message is addressed to all Slaves Only the RUN command register 0001 Hex and frequency command register 0002 Hex can be written to the message The Inverter receiving this message
96. duce the length of the ground wire as much as possible Locate the Noise Filter as close as possible to the Inverter Make sure that the cable length between the Noise Filter and the Inverter does not exceed 40 cm The following Noise Filters are available 3 phase 200 V AC Noise Filter Inverter 3 phase 200 V AC Noise Filter Model CIMR J7AZ 20P1 20P2 20P4 20P7 Schaffner model 3G3JV PFI2010 SE Rasmi model 3G3JV PFI2010 E Rated current A 21P5 22P2 3G3JV PFI2020 SE 3G3JV PFI2020 E 24P0 Single phase 200 V AC N oise Filter 3G3JV PFI2030 E Inverter Single phase 200 V Noise Filter Model 3G3JV Schaffner model Rated current A BOP1 BOP2 BOP4 3G3JV PFI1010 SE 3G3JV PFHO010 E BOP7 B1P5 3G3JV PFI1020 SE 3G3JV PFI1020 E 3 phase 400 V AC Noise Filter Single phase 200 V Noise Filter Rasmi model Inverter Model CIMR J7AZ Schaffner model Rated current A Schaffner model Rasmi model 40P2 40P4 3G3JV PFI3005 SE 3G3JV PFI3005 E 40P7 41P5 44P0 3G3JV PFI3010 SE 3G3JV PFI3010 E A44P0 3G3JV PFI3020 SE 3G3JV PFI3020 E Connecting a Motor to the Inverter When connecting a motor to the Inverter be sure to use a cable with a braided shield Reduce the length of the cable as short as possible and ground the shield on the Inverter side as well as the motor side Make sure that the cable length between the Inverter and the motor does not exceed 20 c
97. e frequency reference control terminal for 4 to 20 mA current input is enabled see note 3 The frequency reference control terminal for 0 to 20 mA current input is enabled see note 3 The frequency reference via RS 422A 485 communications is enabled Note 1 The maximum frequency FMAX is set when the FREQ adjuster is set to MAX 2 The maximum frequency FMAX is set with 10 V input 3 The maximum frequency FMAX is set with 20 mA input provided that SW8 on the control PCB is switched from V to l The frequency reference set in n03 works as frequency reference 1 when the Inverter is in multi step speed operation The set values in n22 through n28 for frequency references 2 through 8 are enabled Selecting the Frequency Reference n07 in Local Mode Select the input method of frequency references in local mode Two frequency references are available in local mode Select one of them according to the application n07 Frequency Reference Selection in Local Mode Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values Description The FREQ adjuster of the Digital Operator is enabled see note 1 Key sequences on the Digital Operator are enabled see note 2 55 Setting the Frequency Reference Chapter 5 5 5 5 2 Upper and Lower Frequency Reference Limits Regardless of the methods of operation mode and frequency reference input the upper an
98. e with the FREF Indicator Lit The frequency reference can be set while the FREF indicator of the Digital Operator is lit in the following cases Parameter n03 for frequency reference selection is set to 1 which enables frequency reference 1 and the Inverter is in remote mode e Parameter n07 for frequency selection in local mode is set to 1 which enables key sequences on the Digital Operator and the Inverter is in local mode Frequency references 2 through 8 are set with multi step speed reference input The frequency reference can be changed even during operation When the frequency reference is changed while the FREF indicator is lit the corresponding parameter is changed simultaneously For example if frequency reference 2 has been selected with multi function input a multi step speed reference the set value in n22 for frequency reference 2 will be changed simultaneously when the frequency reference is changed while the FREF indicator is lit Take the following default steps for example to change the frequency reference with the FREF indicator lit A FREF 5g ES FREF UD rar l 6 7g TIMES Key Indicator i Explanation sequence Power On Note If the FREF indicator has not been lit press the Mode Key repeatedly until the FREF indicator is lit Use the Increment or Decrement Key to set the frequency reference The data display will fl
99. ed in a control panel or operated by remote control Digital Operator Connection 3G3IV PCN126 326 Required when using a Digital Operator with J7AZ Cable Inverters Cable length 1 m 3 m DIN Track Mounting 3G3IV PEZZ081 22 An adapter making it possible to easily mount the Bracket Inverter to DIN tracks Recommendable Separate Accessories Name Model Description EMC conforming Input Noise 3G3JV PFI A Noise Filter on the input side meeting the EC Directive s Filter EMC requirements The top of the Noise Filter has mounting screw holes with which the Inverter mounted to the Noise Filter can be secured 135 Specifications of Accessories Chapter 9 2 9 2 2 Adapter Panel SI232 J7 An Adapter Panel is required as an interface to connect a Digital Operator JVOP 140 or JVOP 146 to the J7AZ Inverter There are two models of Adapter Panel available The SI232 J7 is perma nently installed and cannot be removed and the SI232 J7C for copying para meters is installed so that it can be removed Connections J7AZ Adapter Panel Inverter 1232 J7 permanent 1232 J7C removeable JVOP 146 JVOP 140 3G3IV PEZZ08386A Digital Operator Case de Digital Operator Digital Operator Connection Cable 3G3IV PCN126 1 m B 3GS3IV PCN326 3 m Dimensions mm SI232 J7 Permanent 21 5
100. een the There may be resonance between the characteristic frequency of a characteristic frequency machine and the output frequency of the Inverter To prevent this from of a machine and the occurring use the frequency jump function with the constants set in n49 output frequency of the h h h h PAM Inverter through n51 to change the output frequency or install vibration proof rubber on the motor base to prevent the resonance of the mechanical system Vibration and hunting are occurring Influence by the slip The slip compensation function of the Inverter may influence the compensation function characteristic frequency of the mechanical system to cause vibration or hunting In that case increase the time constant in n67 for slip compensation The larger this time constant is however the slower the response speed of the slip compensation function will be Motor vibrates excessively and does not rotate normally Motor Phase Interruption If one or two of the three phases of the motor are open the motor will vibrate excessively and will not rotate Check that the motor is wired correctly without any disconnection The same phenomenon will occur if the output transistor of the Inverter is open and damaged Check the balance of the Inverter s output voltage as well 126 Troubleshooting Chapter 8 2 8 2 10 Motor Rotates after Output of Inverter is Turned Off Insufficient DC Control If the motor continues operating at low
101. eference 2 reference 3 Set value 6 Set value 7 Set value 8 Frequency reference 1 Frequency reference 2 Frequency reference 3 Frequency reference 4 Frequency reference 5 Frequency reference 6 Frequency reference 7 Frequency reference 8 No multi step speed reference 3 settings will be required if only frequency references 1 through 4 are used for example Any multi step speed reference not set is regarded as turned OFF input Setting the Inching Frequency Command n29 The inching frequency command must be set as multi function input in order to use the inching frequency command Inching Frequency Command Changes during Yes operation Setting 0 0 to max frequency Unit of 0 01 Hz Default setting range setting see note 1 Note The value will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or over 2 In order to use the inching frequency command one of the n36 through n39 parameters for multi function input must be set to 10 as an inching frequency command Parameter n29 is selectable by turning on the multi function input set with the inching frequency command The inching frequency command takes precedence over the multi step speed reference i e when the inching frequency command is ON all multi step speed reference input will be ignored 58 Setting the Frequency Reference Chapter 5 5 Setting the Frequency Referenc
102. en the DC reactor is used with the AC reactor as shown in the following table Harmonic generation rate 11th 13th 17th 19th harmonic harmonic harmonic harmonic 25th harmonic 23rd harmonic 7th harmonic AC reactor DC reactor DC and AC reactors 26 Wiring Chapter 2 2 2 2 5 Wiring Control Circuit Terminals A control signal line must be 50 m maximum and separated from power lines The frequency reference must be input into the Inverter through shielded twisted pair wires Wiring of Control I O Terminals Wire each control I O terminal under the following conditions Wires and Tightening Multi function Contact Output MA MB and MC Terminal Tightening Recommended Cable screw size torque Nem wire size Single wire 0 5 to 1 25 0 75 18 Cable with Torque 20 to 16 polyethylene Standard 0 5 to 1 25 sheath wire 20 to 16 Sequential Input S1 through S5 and SC and Analog Monitor Output AM or AC Terminal Tightening i Wire size Recommended screw size torque Nem wire size 0 22 to 0 25 Single wire 0 5 to 1 25 0 75 18 Cable with 20 to 16 polyethylene Standard 0 5 to 0 75 sheath wire 20 to 18 Frequency Reference Input FR FS and FC Terminal Tightening i Wire size Recommended screw size torque Nem wire size 0 22 to 0 25 Single wire 0 5 to 1 25 0 75 18 Special 20 to 16 cable with Standard
103. ep speed reference 2 Multi step speed reference 3 Signals to select freqency references 1 through 8 Refer to 5 5 4 Setting Frequency References through Key Sequences for the relationship between multi step speed references and frequency references Inching frequency command ON Inching frequency command taking precedence over the multi step speed reference Accelera tion Deceler lation time changeover ON Acceleration time 2 and deceleration time 2 are selected External base block command NO External base block bommand NC ON Output shut off while motor coasting to a stop and bb flashing OFF Output shut off with motor free running and bb flashing Search command Searching starts from maximum frequency ON Speed search Searching starts from n09 Search command Searching starts from preset frequency ON Speed search Accelera tion Deceler ation prohibit command ON Acceleration Deceleration is on hold running at parameter frequency Local or remote selection ON Local mode operated with the Digital Operator Setting range Unit of setting Default setting Chapter 10 Changes during operation List of Parameters Para meter No Register No Hex Multi function input 4 input terminal S5 Description Communi cations or remote selection
104. er 86 Other Functions Chapter 6 7 When the RUN command for forward or reverse rotation is input the Inverter will start operating at the lower limit regardless of whether the UP DOWN command is input or not When the UP DOWN function and inching frequency command are both assigned to multi function inputs an inching frequency command input will have the highest priority f n62 for UP DOWN command frequency memory is set to 1 the output frequency held by the UP DOWN function for 5 s or more will be stored in the memory The output frequency will be held by the UP DOWN function when both UP and DOWN commands are ON or OFF together 6 7 8 Error History n78 The J7AZ stores information on the latest error The information on the latest error recorded is displayed by pressing the Enter Key after n78 for error history is displayed The details of the information are the same as that obtained from the multi function monitor UO9 operation Setting Unit of Default setting range setting Note The information is read only Display Example Fault display No error stored uU 1 ERN L Fault code To clear the error history set n01 for parameter write prohibit selection parameter initialization to 6 87 Other Functions 88 Chapter 6 7 CHAPTER 7 Communications 7 1 RS 422 485 Communications Unit 0 0 0 0 cece eee 90 T l L Ov erView elei E De net Se Sale REN
105. er more than one motor is operated with one inverter or a multi polar motor is used always install a thermal relay THR between the Inverter and the motor and set n33 to 2 no thermal protection In this case program the sequence so that the magnetic contactor on the input side of the main circuit is turned off by the contact of the thermal relay Connect a Noise Filter to the output side of the Inverter to reduce radio noise and induction noise jin MCCB CIMR J7AZ supply STO a oise MY 27 wee RE 0 Cod Induction noise Radio noise Signal line Controller Induction Noise Electromagnetic induction generates noise on the signal line causing the controller to malfunction Radio Noise Electromagnetic waves from the Inverter and cables cause the broadcasting radio receiver to make noise 21 Wiring Countermeasures against Induction Noise Power supply MCCB CIMR J7AZ STO CER se Countermeasures against Radio Interference Cable Length between Inverter and Motor 22 Note Chapter 2 2 As described previously a Noise Filter can be used to prevent induction noise from being generated on the output side Alternatively cables can be routed through a grounded metal pipe to prevent induction noise Keeping the metal pipe at least 30 cm away from the signal line considerably reduces induction noise Metal pipe VARISPEED i M al Signal line
106. erter Cooling Fan 3 phase 200 V AC CIMR J7AZ21P5 or 3G3JV 22P2 FANO01062 CIMR J7AZ24PO FANO01063 Single phase 200 V AC CIMR J7AZB1P5 FANO01062 3 phase 400 V AC CIMR J7AZ41P5 or CIMR J7AZ42P2 FANO01062 CIMR J7AZ44P0 FANO01063 Replacing Cooling Fan 68 or 140 mm wide Inverters 1 Press the left and right sides of the fan cover located on the lower part of the radiation fin in the arrow directions Then lift the bottom of the Fan in the arrow 2 direction to remove the Fan as shown in the following illustration 129 Maintenance and Inspection Chapter 8 3 2 Hold the fan wire and pull the protective tube of the cover in the arrow 3 direction lt SA NP Protective tube There is a connector inside Fan wind direction 3 Slide the protective tube and remove the internal connector 4 Remove the Fan from the fan cover 5 Mount the new Fan on the fan cover At this time make sure that the wind direction of the Fan will be in the direction of the heat radiation fin 6 Attach the connector cover the connector with the protective tube and insert the connector into the cover 7 Mountthe fan cover with the new Fan to the lower part of the heat radiation fin Make sure that the fan cover snaps on securely with the heat radiation fin Replacing Cooling Fan of 1 Dismount the front cover bottom cover and fan connector CN4 108 mm wide Inverter Model Cooling fan connector CN4 b
107. erter while the Inverter is turned on or only while the Inverter is in operation Cooling Fan Operation Selection Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values The fan rotates only while the RUN command is input and for 1 minute after the Inverter stops operating The fan rotates while the Inverter is turned on This parameter is available only if the Inverter incorporates a cooling fan e f the operation frequency of the Inverter is low the life of the fan can be prolonged by setting the parameter to 0 6 7 3 Momentary Power Interruption Compensation n47 The parameter specifies the processing that will be performed when a momentary power interruption occurs n47 Momentary Power Interruption Compensation Changes during operation 0to2 Unit of 1 Default setting setting Description Disabled An undervoltage fault will be detected when there is momentary power interruption for 15 ms or more The Inverter will continue operating if power is restored within 0 5 s see note 1 The Inverter will restart when power is restored see note 2 Set Values Note 1 Ifthe parameter is set to 1 an undervoltage warning will be detected and the output of the Inverter will be shut off for 0 5 s when a momentary power interruption occurs The Inverter will restart after soeed searching if power is restored within 0 5 s Undervoltage fault 1 will be detected i
108. es mounting holes for the Inverter Standard Specifications Noise Filters for 3 phase 200 V AC Inverter Models Inverter Noise Filter for 3 phase 200 V AC Inverter models Model CIMR J7AZ Schaffner Rasmi Rated current A Weight kg 20P1 20P2 20P4 20P7 3G3JV PFI2010 SE 3G3JV PFI2010 E 10 0 68 21P5 22P2 3G3JV PFI2020 SE 3G3JV PFI2020 E 16 0 84 24P0 EE 3G3JV PFI2030 E 26 1 0 Noise Filters for Single phase 200 V AC Inverter Models Inverter Noise Filter for single phase 200 V AC Inverter models Model CIMR J7AZ Schaffner Rasmi Rated current A Weight kg BOP1 BOP2 BOP4 3G3JV PFI1010 SE 3G3JV PFI1010 E 10 0 45 BOP7 B1P5 3G3JV PFI1020 SE 3G3JV PFI1020 E 20 0 68 Nois Filters for 3 phase 400 V AC Inverter Models Inverter Noise Filter for 3 phase 200 V AC Inverter models Model CIMR J7AZ Schaffner Rasmi Rated current A Weight kg Schaffner Rasmi A4002 A4004 3G3JV PFI3005 SE 3G3JV PFI3005 E 5 0 57 A4007 A4015 A4022 3G3JV PFI3010 SE 3G3JV PFI3010 E 10 0 67 A4037 3G3JV PFI3020 SE 3G3JV PFI3020 E 20 1 0 Connection Example MCCBs Noise Filter O 3 phase 200 V AC or single phase 200 V AC 3 phase 400 V AC 142 Option Specifications Chapter 9 3 External Dimensions Filters Schaffner model Dimensions F G 3 x 200 V 3G3JV PFI2010 SE 62 5 3 3G3JV PFI2020 SE 91 5 5 1 x 200 V
109. es using the no load operation connect the mechanical system to the motor and operate using the Digital Operator 43 Procedure for Test Run 44 Chapter 4 1 9 Operation Basic Operation Operation based on the basic settings required to start and stop the Inverter Refer to page 5 1 Advanced Operation Operation that uses PID control or other functions Refer to page 6 1 For operation within standard parameters refer to Chapter 5 Basic Operation Refer to Chapter 5 Basic Operation and Chapter 6 Advanced Operation for the various advanced functions such as stall prevention carrier frequently setting overtorque detection torque compensation and slip compensation Operation Example Chapter 4 2 4 2 Operation Example 4 2 1 Power Connection Checkpoints before Connecting the Power Supply Check that the power supply is on the correct voltage and that the motor output terminals R L1 S L2 and T L3 are connected to the motor correctly CIMR J7AZ 2l Three phase 200 to 230 V AC CIMR J7AZ BLI Single phase 200 to 240 V AC Wire R L1 and S L2 CIMR J7AZ AL 1 3 phase 380 to 460 V AC Make sure that the motor output terminals U T1 V T2 and W T3 are connected to the motor correctly Ensure that the control circuit terminals and the control device are wired correctly Make sure that all control terminals are turned off Set the motor to no load status i e not connected to the mechanical System
110. et in UO1 through U10 are monitored while this indicator is lit The direction of rotation can be selected while this indicator is lit when operating the Inverter with the RUN Key LO RE indicator The operation of the Inverter through the Digital Operator or according to the set parameters is selectable while this indicator is lit Note This status of this indicator can be only monitored while the Inverter is in operation Any RUN command input is ignored while this indicator is lit PRGM indicator Mode Key Increment Key The parameters in n01 through n79 can be set or monitored while this indicator is lit Note While the Inverter is in operation the parameters can be only monitored and only some parameters can be changed Any RUN command input is ignored while this indicator is lit Switches the setting and monitor item indicators in sequence Parameter being set will be canceled if this key is pressed before entering the setting Increases multi function monitor numbers parameter numbers and parameter set values Decrement Key Decreases multi function monitor numbers parameter numbers and parameter set values Enter Key Enters multi function monitor numbers parameter numbers and internal data values after they are set or changed RUN Key Starts the Inverter running when the J7AZ is in operation with the Digital Operator STOP RESET Key Stop
111. f a forward command and a reverse command are input simultaneously for 0 5 seconds or longer Correct the sequence Malfunction Due to Inverter inputs may remain ON due to an unwanted current path for the Unwanted Current Path controller outputs With the wiring shown in the following table if the controller output power supply is less than 24 V DC or if the power is OFF the current indicated by the arrow will flow and the Inverter inputs will operate If that occurs insert a diode as shown in the diagram at point A Section A a Controller Output unit Inverter Control input 127 Maintenance and Inspection Chapter 8 3 8 3 Maintenance and Inspection Do not touch the Inverter terminals while the power is being supplied N WARNING Maintenance or inspection must be performed only after turning OFF the NWARNING power supply confirming that the CHARGE indicator or status indicators is turned OFF and after waiting for the time specified on the front cover Not doing so may result in electrical shock Maintenance inspection or parts replacement must be performed by Z WARNING authorized personnel Not doing so may result in electrical shock or injury Do not attempt to take the Unit apart or repair Doing either of these may WARNING result in electrical shock or injury Carefully handle the Inverter because it uses semiconductor elements A Caution Careless handling may result in malfunction i
112. f power failure continues for more than 0 5 s 2 Ifthe parameter is set to 2 an undervoltage warning will be detected and the output of the Inverter will be shut off when a momentary power interruption occurs The Inverter will then wait for power restoration When power is restored the Inverter will restart after speed searching 80 Other Functions Chapter 6 7 6 7 4 Fault Retry n48 The Inverter may be break if the fault retry function is used If the Inverter breaks take the following measures Be sure to install a no fuse breaker NFB Provide the Inverter and peripheral machines with a sequence so that the machines will stop operating when the Inverter has an operational fault The fault retry function automatically resets and restarts the Inverter in the case the Inverter has an overvoltage fault overcurrent fault or ground fault In the case of any other fault the protective function operates instantly and the fault retry function does not operate This function is to be used only if the user does not want to interrupt the mechanical system even if this function may damage the Inverter Set n40 for multi function output to the following value so that external overtorque detection output will be turned on Set value 14 for fault retries operation Caution Setting 0 to 10 Unit of 1 Default setting range setting Set Values Set the number of fault retries required The count of fault retries
113. g range setting Set Values Description Protection characteristics for general purpose induction motors Protection characteristics for Inverter dedicated motors No protection This parameter is used to set the electric thermal characteristics of the motor to be connected Set the parameter according to the motor elf a single Inverter is connected to more than one motor set the parameter to 2 for no protection The parameter is also disabled by setting n32 for rated motor current to 0 0 To protect each motor from overload be sure to take an appropriate measure such as the installation of a thermal relay Motor Protection Time Changes during operation Setting 1 to 60 min Unit of 1 min Default setting range setting Set Values This parameter is used to set the electronic thermal protection constant of motor overload detection OL1 The default setting does not need any changes in normal operation To set the parameter according to the characteristics of the motor confirm the thermal time constant with the motor manufacturer and set the parameter with some margin In other words set the value a little shorter than the thermal time constant To detect motor overloading more quickly reduce the set value provided that it does not cause any application problems 79 Other Functions Chapter 6 7 6 7 2 Cooling Fan Operation Function n35 This parameter is used to operate the cooling fan of the Inv
114. he direction of rotation can be selected while this indicator is lit when operating the Inverter with the RUN Key LO RE LO RE indicator PRGM indicator The operation of the Inverter through the Digital Operator or according to the parameters set is selectable while this indicator is lit Note Note This status of this indicator can be only monitored while the Inverter is in operation Any RUN command input is ignored while this indicator is lit The parameters in n01 through n79 can be set or monitored while this indicator is lit Note While the Inverter is in operation the parameters can be only monitored and only some parameters can be changed Any RUN command input is ignored while this indicator is lit Mode Key Switches the setting and monitor item indicators in sequence Parameter setting being made is canceled if this key is pressed before entering the setting Increment Key Increases multi function monitor numbers parameter numbers and parameter set values Decrement Key Decreases multi function monitor numbers parameter numbers and parameter set values Enter Key Enters multi function monitor numbers parameter numbers and internal data values after they are set or changed STOP RESET RUN Key STOP RESET Key Note Starts the Inverter running when the CIMR J7AZ is in operation with the Digital Operator Stops the Inver
115. he input voltage Max output frequency 400 Hz parameter setting Control Harmonic current DC reactor option connection possible charac countermeasures teristics Control method Sine wave PWM V f control Carrier frequency 2 5 to 10 0 kHz in vector control Frequency control range 0 1 to 400 Hz Frequency precision Digital commands 0 01 10 C to 50 C temperature characteristics Analog commands 0 5 25 C 10 C Frequency setting resolution Digital commands 0 1 Hz less than 100 Hz and 1 Hz 100 Hz or over Analog commands 0 06 Hz 60 Hz equivalent to 1 1000 Output frequency resolution 0 01 Hz 132 Inverter Specifications Control charac teristics Overload capacity Chapter 9 1 150 of rated output current for 1 min External frequency set signal Selectable with FREQ adjuster 0 to 10 V DC 20 kW 4 to 20 mA 250 W and 0 to 20 mA 250 W Acceleration deceleration time 0 0 to 999 s Independent acceleration and deceleration time settings 2 types Braking torque Approx 20 Braking Resistor and Braking Unit cannot be connected Voltage frequency characteristics Set a user V f pattern Protection function Environ ment Motor protection Protection by electronic thermal Instantaneous overcurrent protection Stops at approx 250 of rated output current Overload protection Stops in 1 min at approxi
116. hich if not avoided will result in death or serious injury Additionally there may be severe property damage Indicates a potentially hazardous situation which if not avoided could result in death or serious injury Additionally there may be severe property damage Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or property damage OMRON YASKAWA Product References Visual Aids Note All OMRON YASKAWA products are capitalized in this manual The word Unit is also capitalized when it refers to an OMRON YASKAWA product regardless of whether or not it appears in the proper name of the product The abbreviation Ch which appears in some displays and on some OMRON YASKAWA products often means word and is abbreviated Wd in documentation in this sense The abbreviation PC means Programmable Controller and is not used as an abbreviation for anything else The following headings appear in the left column of the manual to help you locate different types of information Indicates information of particular interest for efficient and convenient operation of the product Il General Precautions Observe the following precautions when using the VARISPEED Inverters and peripheral devices This manual may include illustrations of the product with protective covers removed in order to describe the components of the product in detail Make sure that these protect
117. ic Functions Fault display Fault name and meaning Radiation fin overheated OH The temperature of the radiation fins of the Inverter has reached 110 C 10 C Chapter 8 1 Probable cause and remedy The ambient temperature is too high gt Ventilate the Inverter or install a cooling unit The load is excessive Reduce the load Decrease the Inverter capacity The V f setting is incorrect Reduce the V f set voltage The acceleration deceleration time is too short Increase the acceleration deceleration time The ventilation is obstructed Change the location of the Inverter to meet the installation conditions The cooling fan of the Inverter does not work Replace the cooling fan Motor overload OL1 The electric thermal relay actuated the motor overload protective function Inverter overload OL2 The electronic thermal relay has actuated the Inverter overload protective function The load is excessive Reduce the load Decrease the Inverter capacity The V f setting is incorrect Reduce the V f set voltage The value in n11 for maximum voltage frequency is low gt Check the motor nameplate and set n11 to the rated frequency The acceleration deceleration time is too short Increase the acceleration deceleration time The value in n32 for rated motor current is incorrect Check the motor nameplate and set n32 to the rated current The
118. ill be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or over Frequency Detection Level 1 Output 4 frequency Reset width 2 Hz nt A 1158 Frequency detection level Time Frequency detection level 1 oo a Y Time Frequency Detection Level 2 Output 4 frequency Reset width 2 Hz n58 Frequency detection level Frequency ON ON detection level 2 Time 84 Other Functions Chapter 6 7 6 7 7 UP DOWN Command Frequency Memory n62 This function changes the reference frequency by turning the UP and DOWN commands on and off In order to use this function set n39 for multi function inputs 4 to 34 Then the multi function input 3 S4 and multi function input 4 S5 terminals are set as described below Multi function input 3 S4 UP command The value in n38 for multi function input 3 is ignored Multi function input 4 S5 DOWN command The output frequency held by the UP DOWN function will be stored in the memory if n62 for UP DOWN command frequency memory is set to 1 By setting n62 to 1 the frequency reference kept on hold for 5 s or more will be retained even after a power interruption and operation will be restarted at this frequency the next time the RUN command is input The stored output frequency will be cleared from the memory if n62 is set to 0 The retained frequency is initiali
119. ill drop before torque output is turned ON Check to be sure that the set value is suitable If the value in n56 for stall prevention level during acceleration is too slow the acceleration time will be too long Check to be sure that the set value is suitable 8 2 5 Motor Deceleration is Slow The deceleration time setting is too long Stall Prevention during Deceleration 8 2 6 Motor Burns The load is too big The ambient temperature is too high The withstand voltage between the phases of the motor is insufficient Check the deceleration time settings in n17 and n19 The Inverter incorporates a stall prevention function that will automatically prolong the period of deceleration if the motor has an excessive amount of regenerative energy This function will operate if the period of deceleration is longer than the set value If the period of deceleration needs to coincide with the set value use an Inverter model with a larger capacity or a model incorporating a function to process regenerative energy such as the VARISPEED V7 or 3G3EV series Inverter If the load of the motor is too big and the motor is used with the effective torque exceeding the rated torque of the motor the motor will burn out For example the rated torque of the motor and capacity may be limited to eight hours of use if the inscription on the motor states that the motor is rated for eight hours If the 8 hour rated torque is used for normal operation
120. in circuit may result in overvoltage e f O is set the deceleration time will be automatically lengthened to prevent overvoltage Stall Prevention during Deceleration with n55 Set to 0 4 Output frequency Deceleration time is controlled to prevent overvoltage Time Deceleration time Set value 73 Stall Prevention Function Chapter 6 3 Stall Prevention Level during Acceleration Changes during operation Setting 30 to 200 Unit of 1 Set Values 170 range setting Set Values This function is used to stop accelerating the load if the output current exceeds the set current value so that the Inverter will continue operating without stalling The Inverter accelerates the load while the output current is the same as or less than the set value Set the parameter as percentage based on the rated Inverter current as 100 The default setting does not need any changes in normal operation Decrease the set value if the capacity of the motor is smaller than that of the Inverter or the motor stalls with the default value The set value is normally 2 or 3 times higher than the rated current of the motor Set this current as percentage based on the rated inverter current as 100 Stall Prevention during Acceleration Output 4 current n56 stall prevention level during acceleration Time Output A frequency The output frequency is controlled so that the Inverter will not stall
121. in remote mode The STOP RESET Key is always enabled in local mode regardless of the setting in n02 STOP Key Function Selection Changes during operation Setting 0 1 Unit of 1 Default setting range setting Set Values The STOP RESET Key of the Digital Operator is enabled The STOP RESET Key of the Digital Operator is disabled This setting is available only when the Digital Operator is selected for operation command input 54 Setting the Frequency Reference Chapter 5 5 5 5 Setting the Frequency Reference 5 5 1 Selecting the Frequency Reference The following description provides information on how to set the frequency reference in the Inverter Select the method according to the operation mode Remote mode Select and set one out of six frequency references in n03 Local mode X Select and set one out of two frequency references in n07 Selecting the Frequency Reference n03 in Remote Mode Select the input method of frequency references in remote mode Five frequency references are available in remote mode Select one of them according to the application Frequency Reference Selection Changes during operation Setting 0 to 4 6 Unit of 1 Default setting range setting Set Values Description The FREQ adjuster of the Digital Operator is enabled see note 1 Frequency reference 1 n21 is enabled The frequency reference control terminal for 0 to 10 V input is enabled see note 2 Th
122. input through the control circuit terminals The frequency reference is zero or different from the set value The frequency reference The analog input of frequency references is ignored with the Digital setting is incorrect Operator selected The digital input of frequency references is ignored unless the Digital Operator is selected Check that the setting in n03 for frequency reference selection coincides with the actual method of giving frequency instructions Before using analog input refer to 2 2 2 Terminal Block and check that the setting of SW8 and the actual method with voltage and current of providing frequency references are correct The Inverter is in local Frequency references can be provided only through key sequences on the mode Digital Operator or with the FREQ adjuster to the Inverter in local mode Check the LO RE indicator If the display is Lo the Inverter is in local mode Press the Increment Key and set the Inverter to remote mode with rE displayed If the above operation is not possible the multi function input will be set to local remote selection In that case the mode can be changed with the multi function input only Turn the corresponding input terminal OFF so that the Inverter will be set to remote mode The analog input gain or Check that the frequency reference gain in n41 and frequency reference bias setting is incorrect bias in n42 are set according to the actual analog input characteristic
123. ion of the motor automatically for stall prevention during acceleration Set the level in percentage based on the rated current of the Inverter as 100 Stall prevention leven during operation Used to select a function to reduce the output frequency of the Inverter automatically for stall prevention during operation Set the level in percentage based on the rated current of the Inverter as 100 Frequency detection level Used to set the frequency to be detected Note The parameter n40 for multi function output must be set for the output of frequency detection levels 1 and 2 Overtorque detection function selection Used to enable or disable overtorque detection and select the processing method after overtorque detection 0 Overtorque detection disabled 1 Overtorque detection only when speed coincides and operation continues issues alarm 2 Overtorque detection only when speed coincides and output shut off for protection 3 Overtorque always detected and operation continues issues alarm 4 Overtorque always detected and output shut off for protection Overtorque detection level Used to set overtorque detection level Set the level in percentage based on the rated current of the Inverter as 100 154 Overtorque detection time Used to set the detection time of overtorque List of Parameters Para meter No Register No Hex UP DOWN comm
124. it may cause the motor to bun out Reduce the load amount by either reducing the load or lengthening the acceleration deceleration time Also consider increasing the motor capa city The rating of the motor is determined within a particular ambient operating temperature range The motor will burn out if it runs continuously at the rated torque in an environment in which the maximum ambient operating temperature is exceeded Lower the ambient temperature of the motor to within the acceptable ambient operating temperature range When the motor is connected to the output of the Inverter a surge will be generated between the switching of the Inverter and the coil of the motor Normally the maximum surge voltage is approximately three times the input power supply voltage of the Inverter i e approximately 600 V for 200 V models and approximately 1 200 V for 400 V models Therefore the dielectric strength of the motor to be used must be higher than the maximum surge voltage 125 Troubleshooting Chapter 8 2 8 2 7 Controller or AM Radio Receives Noise when Inverter is Started Noise derives from Take the following actions to prevent noise verter SWINE Lower the carrier frequency of the Inverter in n46 The number of internal switching times is reduced so noise can be reduced to some extent Install an Input Noise Filter Install an Input Noise Filter on the power input area of the Inverter Install an Output Noise Fil
125. ive covers are on the product before use Consult your OMRON YASKAWA representative when using the product after a long period of storage Do not touch the inside of the Inverter Doing so may result in electrical shock N WARNING N WARNING Operation maintenance or inspection must be performed after turning OFF the power supply confirming that the CHARGE indicator or status indicators are OFF and after waiting for the time specified on the front cover Not doing so may result in electrical shock Do not damage pull on apply stress to place heavy objects on or pinch the NWARNING cables Doing so may result in electrical shock Do not touch the rotating parts of the motor under operation Doing so may N WARNING result in injury Do not modify the product Doing so may result in injury or damage to the 5 Cauti on y p g y jury g product MC ti Do nat store install or operate the product in the following places Doing so aution may result in electrical shock fire or damage to the product Locations subject to direct sunlight Locations subject to temperatures or humidity outside the range specified in the specifications Locations subject to condensation as the result of severe changes in temperature Locations subject to corrosive or flammable gases Locations subject to exposure to combustibles Locations subject to dust especially iron dust or salts Locations subject to exposure to water oil or chemicals
126. l Operator the fault contact output will operate and the Inverter output will be shut off causing the motor to coast to a stop The stopping method can be selected for some faults and the selected stopping method will be used with these faults If a fault has occurred refer to the following table to identify and correct the cause of the fault Use one of the following methods to reset the fault after restarting the Inverter If the operation command is being input however the reset signal will be ignored Therefore be sure to reset the fault with the operation command turned off Turn on the fault reset signal A multi function input n36 to n39 must be set to 5 Fault Reset Press the STOP RESET Key on the Digital Operator Turn the main circuit power supply off and then on again Fault Displays and Processing Fault Probable cause and remedy display Fault name and meaning Overcurrent OC The Inverter output current is as high as or higher than 200 of the rated output current A short circuit or ground fault has occurred and at the Inverter output Check and correct the motor power cable The V f setting is incorrect gt Reduce the V f set voltage The motor capacity is too large for the Inverter Reduce the motor capacity to the maximum permissible motor capacity The magnetic contactor on the output side of the Inverter has been opened and closed Rearrange the sequence so that the
127. le LO RE Explanation Press the Mode Key repeatedly until the LO RE indicator is lit The present setting will be displayed rE Remote Lo Local Note 1 38 Local or remote selection is possible only when the Inverter is not in operation The present setting can be monitored when the Inverter is in operation Local or remote settings in multi function input terminals can be changed Use the Increment or Decrement Key to set the Inverter to local or remote mode The selection will be enabled when the display changes after the key is pressed through the multifunction input terminals only Any RUN command input will be ignored while the LO RE indicator is lit To enable a RUN command first turn the RUN command OFF and then press the Mode Key to display an item that has a green indicator FREF to MNTR Then input the RUN command again Outline of Operation Chapter 3 2 Example of Paramter Settings J PROM n O PRGM n 2 3 PROM Key sequence Indicator m u A y EHE PRGM Cancels set data INES zu PRGM e In approximately 1 s Display Explanation example Power ON Press the Mode Key repeatedly until the PRGM indicator is lit Use the Increment or Decrement Key to set the para
128. le the Inverter is not running DSR Message of Enter Command The Enter command is issued in response to the DSR message with a function code of 10 Hex to write data By writing data 0000 Hex to be sent to register 0900 Hex the Inverter copies to the EEPROM all parameter set values that the Inverter has received Note 1 Only the parameter constants in and after register 0101 Hex are stored in the EEPROM with the Enter command The RUN command in register No 0001 Hex is in the RAM area The frequency reference in register 0002 Hex or any other data in registers with a number up to 003D Hex is also in the RAM area Therefore the EEPROM does not store these parameters 2 Data can be written to the EEPROM a maximum of approximately 100 000 times Therefore be sure to reduce the number of Enter commands sent as much as possible 108 Setting the Communications Data Chapter 7 6 7 6 Setting the Communications Data The following description provides information on how to convert the register data such as monitor value or parameter set value data in the communications data block of the message data such as DSR and response data Converting the Register Data Note The data in each register is sent as 2 byte data The data in each register is processed under the following rules and sent in hexadecimal The data is converted to a hexadecimal value based on the minimum unit of setting of each register as 1
129. lecting the Frequency Reference 0 00005 55 5 5 2 Upper and Lower Frequency Reference Limits 56 5 5 3 Adjusting the Analog Input 0 0 0 0 cece ee eee eee 56 5 5 4 Setting Frequency References through Key Sequences 57 5 6 Setting the Acceleration Deceleration Time 0000 ee aes 60 5 7 Selecting the Reverse Rotation prohibit 0 000 cee eee 62 5 8 Selecting the Interruption Mode 0 0 eee eens 62 579 Multi function VO derse ie eee ea ee A 63 5 9 1 Multi function Input 00 eee 63 5 9 2 Multi function Output 20 0 ee 67 5 10 Analog Monitor Output 0 00 00 cette nee 68 49 Initial Settings Chapter 5 1 This section explains the basic settings required to operate and stop the Inverter The settings of parameters described here will be sufficient for simple Inverter operations First make these basic settings then skip to the explanations of those special functions even when your application requires special functions such as stall prevention carrier frequency setting overtorque detection torque compensation slip compensation Refer to Chapter 6 Advanced Operation 5 1 Initial Settings The following initial settings are required Parameter Write prohibit Selection Parameter Initialization n01 Set n01 to 1 so that n01 through n79 can be set or displayed Rated Motor Current n32 Check the rated current on the moto
130. less CIMR J37AZBLl Ground at a resistance of 100 Q or less CIMR J7AZALI Ground at a resistance of 10 Q or less and connect to the power supply s neutral phase to conform to EC Directives Note Be sure to connect the ground terminal directly to the motor frame ground Note The maximum output voltage corresponds to the power supply input voltage of the Inverter 13 Control Circuit Terminals Forward Stop Function Forward at ON Stops at OFF Multi function input 1 S2 Set by parameter n36 Reverse Stop Multi function input 2 S3 Set by parameter n37 Fault reset Multi function input 3 S4 Set by parameter n38 External fault Normally open Multi function input 4 S5 Set by paramter n39 Multi step reference 1 Sequence input common Common for S1 through S5 Chapter 2 2 Signal level Photocoupler 8 mA at 24 V DC Note NPN is the default setting for theses terminals Wire them by providing a com mon ground No external power supply is required To provide an external power supply and wire the termi nals through a common positive line however set the SW7 to PNP and make sure that the power supply is at 24 V DC 10 Frequency reference power supply DC power supply for frequency reference use 20 mA at 12 V DC Frequency reference input Input terminal for frequency reference use Frequency reference comm
131. lt after correcting its cause External fault EF An external fault has been input from a multi function input A multi function input 1 2 3 or 4 set to 3 or 4 has operated The EF number indicates the number of the corresponding input S2 to S5 An external fault was input from a multi function input Remove the cause of the external fault The sequence is incorrect Check and change the external fault input sequence including the input timing and NO or NC contact 119 Protective and Diagnostic Functions Fault display Fault name and meaning Digital Operator transmission fault 1 FOO An initial memory fault has been detected Chapter 8 1 Probable cause and remedy The internal circuitry of the Inverter has a fault gt Turn the Inverter off and on gt Replace the Inverter if the same fault occurs again Digital Operator transmission fault 2 F01 A ROM fault has been detected The internal circuitry of the Inverter has a fault gt Turn the Inverter off and on Replace the Inverter if the same fault occurs again Initial memory fault F04 An error in the built in EEPROM of the Inverter has been detected The internal circuitry of the Inverter has a fault gt Initialize the Inverter with n01 set to 8 or 9 and turn the Inverter off and on Replace the Inverter if the same fault occurs again Analog to digital co
132. lue monitored through the input signal terminal To monitor the actual status of the Inverter use the monitor functions refer to 7 7 2 Monitor Functions RUN Command Register 0001 Hex Function RUN command 1 RUN Forward Reverse 1 Reverse External fault External fault EFO Fault reset 1 Fault reset Not used Multi function input 1 1 ON Multi function input 2 1 ON Multi function input 3 1 ON Multi function input 4 1 ON Not used Note There is an OR relationship between input from the control terminals and input through communications except for the RUN command and forward reverse rotation command Inverter Output Register 0009 Hex Function Multi function contact output 1 ON Not used Note The settings will be enabled if multi function output n40 is set to 18 for communications output Then the output terminals MA to MC will be turned ON and OFF through communications 111 Register Number Allocations in Detail Chapter 7 7 Broadcast Message with Slave Address 00 00 Hex Write Register No Hex Function Description 0000 Not used 0001 RUN command Refer to the table below 0002 Frequency reference Set the frequency reference based on the maximum frequency as 30 000 0003 to 000F Not used ae Note 1 Data can be written to registers 0001 and 0002 only Assumed previous values are held for unused register
133. m Furthermore connect a clamp core Clamp Filter close to the output terminals of the Inverter Clamp Filter 2CAT3035 1330 TDK Be sure to connect a cable with a braided shield to the control circuit terminals Ground the shield on the Inverter side only Wiring a Control Cable 30 Wiring Grounding the Shield LVD Conformance Chapter 2 2 In order to ground the shield securely it is recommended that a cable clamp be directly connected to the ground plate as shown below Cable clam Ground plate j Shield e Always connect the Inverter and power supply via a molded case circuit breaker MCCB suitable to the Inverter for protecting the Inverter from damage that may result from short circuiting Use one MCCB per Inverter Select a suitable MCCB from the following table With 400 V Inverters it is necessary to ground to the power supply s neutral phase 300V Models Inverter MCCB Mitsubishi Electric Model CIMR J7AZ Type Rated current A 31 Wiring Chapter 2 2 400 V Models Inverter MCCB Mitsubishi Electric Model CIMR J7AZ Type Rated current A To satisfy LVD Low voltage Directive requirements the system must be protected by a molded case circuit breaker MCCB when a short circuit occurs A single MCCB may be shared with more than one Inverter or with other machines In
134. m Doing so may result in injury Do not come close to the machine immediately after resetting momentary power interruption to avoid an unexpected restart if operation is set to be continued in the processing selection function after momentary power interruption is reset Doing so may result in injury Provide a separate emergency stop switch because the STOP Key on the Operator is valid only when function settings are performed Not doing so may result in injury Be sure to confirm that the RUN signal is turned OFF before turning ON the power supply resetting the alarm or switching the LOCAL REMOTE selector Doing so while the RUN signal is turned ON may result in injury Be sure to confirm permissible ranges of motors and machines before operation because the Inverter speed can be easily changed from low to high Not doing so may result in damage to the product Provide a separate holding brake when necessary Not doing so may result in injury Do not perform a signal check during operation Doing so may result in injury or damage to the product Do not carelessly change settings Doing so may result in injury or damage to the product Maintenance and Inspection Precautions WARNING N WARNING N WARNING N WARNING Caution Caution Warning Labels Warning Labels Do not touch the Inverter terminals while the power is being supplied Maintenance or inspection must be performed only after turning OFF the
135. magnetic contactor will not open or close while the Inverter has current output The output circuit of the Inverter is damaged Replace the Inverter The deceleration time is too short Increase the deceleration time Overvoltage OV The main circuit DC voltage has reached the overvoltage detection level 200 V models 410 V DC min 400 V models 820 V DC min The power supply voltage is too high Decrease the voltage so it will be within specifications There is excessive regenerative energy due to overshooting at the time of acceleration Suppress the overshooting as much as possible 118 Main circuit undervoltage UV1 The main circuit DC voltage has reached the undervoltage detection level 200 V DC for the 3G3JV A2 1 160 V DC for the 3G3JV ABL and 400 V DC for the 3G3JV AAL I Power supply to the Inverter has phase loss power input terminal screws are loose or the power cable is disconnected Check the above and take necessary countermeasures Incorrect power supply voltage Make sure that the power supply voltage is within specifications Momentary power interruption has occurred Use the momentary power interruption compensation Set n47 so that the Inverter restarts after power is restored Improve the power supply The internal circuitry of the Inverter is damaged Change the Inverter Protective and Diagnost
136. mands in remote mode 0 The RUN and STOP RESET Keys on the Digital Operator are enabled 1 Multi function inputs through the control circuit terminals in 2 or 3 wire sequence 2 Operation commands via RS 422A 485 communications are enabled Note The RUN command only through key sequences on the Digital Operator is acceptable in local mode Used to set the input method for the frequency reference in remote mode 0 Digital Operator 1 Frequency reference 1 n21 2 Frequency reference control circuit terminal 0 to 10 V 3 Frequency reference control circuit terminal 4 to 20 mA 4 Frequency reference control circuit terminal 0 to 20 mA 6 Frequency reference via RS 422A 485 communications Interrup tion mode selection Used to set the stopping method for use when the STOP command is input 0 Decelerates to stop in preset time 1 Coasts to stop with output shut off by the STOP command Reverse rotation prohibit selection Used to select the operation with the reverse command input 0 Reverse enabled 1 Reverse disabled 146 STOP RE SET Key function selection Used to select the stop method in remote mode with n02 for operation mode selection set to 1 0 STOP RESET Key of the Digital Operator enabled 1 STOP RESET Key of the Digital Operator disabled List of Parameters Para meter No Register No Hex Frequency selection in lo
137. mately 150 of rated output current Overvoltage protection Undervoltage protection Stops when main circuit DC voltage is approximately 410 V Stops when main circuit DC voltage is approximately 200 V 160 V for single phase 200 V AC model Momentary power Stops for 15 ms or more By setting the Inverter to momentary interruption compensation selection power interruption mode operation can be continued if power is restored within approximately 0 5 s Cooling fin overheating Detects at 110 C 10 C Grounding protection Protection at rated output current level Charge indicator RUN indicator Location Lit when the main circuit DC voltage is approximately 50 V or less Indoors with no corrosive gas oil spray or metallic dust Ambient temperature Operating 10 C to 50 C Ambient humidity Operating 95 max with no condensation Ambient temperature Altitude 20 C to 60 C 1 000 m max Insulation resistance Vibration resistance 5 MWmin Do not carry out any insulation resistance or withstand voltage tests 9 8 m s2max between 10 to 20 Hz 2 0 m s2max between 20 and 50 Hz Degree of protection Note 1 Panel mounting models Conforms to IP20 The power supply capacity is the capacity for the Inverter s rated output It will vary depending on the impedance at the input power supply This is due to fluctuations in the power factor The
138. meter number Press the Enter Key The data of the selected parameter number will be displayed Use the Increment or Decrement Key to set the data At that time the display will flash Press the Enter Key so that the set value will be entered and the data display will be lit see note 1 In approximately 1s Note 1 The parameter number will be displayed To cancel the set value press the Mode Key instead The parameter number will be displayed There are parameters that cannot be changed while the Inverter is in operation Refer to the list of parameters When attempting to change such parameters the data display will not change by pressing the Increment or Decrement Key Any RUN command input will be ignored while the Parameter Setting PRGM indicator is lit To enable a RUN command first turn the RUN command OFF and then press the Mode Key to display an item that has a green indicator FREF to MNTR Then input the RUN command again 39 Outline of Operation 40 Chapter 3 2 CHAPTER 4 Test Run 4 Procedure for Test Rum ici ia ibe 43 4 2 Operation Example 00 cece cece ence eens 45 4 2 1 Power Connection 0 2 00 0 ccc re 45 4 2 2 Check the Display Status 00 0 00 cece eee 45 4 2 3 Initializing Parameters eee 46 4 2 4 Setting the Rated Motor Current esee eee eee 46 4 2 5 No load Operation 0 0
139. n 1 Overtorque detection Not used Fault retry 1 Fault retry Fault 1 Fault Communications time over No normal communications for 2 s or more 1 Communications time over detecting 0 1 2 3 4 5 6 7 8 Output Terminal Status Register 002D Hex Function Multi function contact output terminal MA 1 ON Not used Function CRC error 1 Error Data length error 1 Error Not used Parity error 1 Error Overrun error 1 Error Framing error 1 Error 114 Communications Error Codes Chapter 7 8 7 8 Communications Error Codes The Inverter will detect a communications error if normal communications fail or a message data error occurs The Inverter returns a response that consists of the Slave address function code with the MSB set to 1 error code and CRC 16 check block when the communications error is detected When the Master receives an error code refer to the following table for troubleshooting and remedying the error Errors and Remedies Error code Name Probable cause Remedy 01 Hex Function code error The function code is set to a code other than 03 08 or 10 Hex Check and correct the function code 02 Hex Register number error The specified register number has not been registered An attempt was made to read the register of the Enter command Check and correct the
140. n remote mode e Parameter n07 for frequency selection in local mode is set to 1 i e the Digital Operator is enabled and the Inverter is in local mode Frequency references 2 through 8 are input for multi step speed operation 3 The frequency reference can be changed even during operation Example of Multi function Display MNTR LT MNR L 5 MR 293 Key sequence Indicator Explanation FREF Power ON MNTR UD Press the Mode Key repeatedly until the MNTR indicator is lit UO1 will be displayed MNTR nos Use the Increment or Decrement Key to select the LI Li EE monitor item to be displayed MNTR 283 Press the Enter Key so that the data of the selected MEER monitor item will be displayed MNTR uns The monitor number display will appear again by pressing the Mode Key 36 Outline of Operation Status Monitor Display Frequency reference Display unit Chapter 3 2 Function Monitors the frequency reference Same as FREF Output frequency Monitors the output frequency Same as FOUT Output current Monitors the output current Same as IOUT Output voltage Monitors the internal output voltage reference value of the Inverter DC bus voltage Monitors the DC voltage of the internal main circuit
141. nd reverse rotation with the direction switch closed Sequence input common External Base Block Command Set Value 11 12 When an SPST NO setting 12 or SPST NC setting 13 input is received Inverter outputs are shut OFF Use these inputs in the following cases to stop Inverter outputs For switching the motor to free running status when applying an external brake For stopping Inverter outputs before disconnecting motor wiring when changing the motor connections from the Inverter to a commercial power supply Note The external base block only shuts OFF the Inverters output frequency and the Inverters internal frequency continues to be calculated as usual Therefore if the external base block is clearedwhen the frequency is other than zero the frequency calculated at that point will be output Because of this if the baseblock is cleared during deceleration while the motor is free running a large discrepancy between the motor speed at that moment and the Inverter output frequency may result in a main circuit overvoltage OV or overcurrent OC 65 Multi function 1 0 Chapter 5 9 Speed Search Set Value 14 15 The speed search function is provided for smooth restarting without stopping a free running motor Use it when switching the motor from commercial power supply operation to Inverter operation when starting with the Inverter a motor turned by external force etc The speed search function searches f
142. ng Changes during operation Default setting Unit of 1V Default setting 200 setting see note 2 Unit of 1V Default setting 12 setting see note 2 12 see note 2 Values will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or greater 51 V f Control Chapter 5 2 2 With 400 V Inverters the values for the upper limit of setting ranges and the default settings will be twice those given in the above table Output voltage V 4 Note 1 Set the parameters so that the n10 VMAX following condition will be satisfied n14 n12 n11 n09 Note 2 The value set in n13 will be ignored if parameters n14 and n12 are the same in value n13 VC n15 VMIN i Frequency Hz 0 n14 n12 n11 n09 FMIN FB FA FMA e Set the rated motor input frequency to the maximum voltage frequency FMAX while the rated motor input voltage is set to the maximum output voltage VMAX e The vertical axis load or the load with high viscous friction may require high torque at low speed If the torque is insufficient at low speed increase the voltage in the low speed range by 1 V provided that no overload OL1 or OL2 is detected If an overload is detected decrease the set values or consider the use of an Inverter model with a higher capacity The required torque of fan or pump control increases in proportion to the square of the speed By setting a
143. nnect a Power Supply to Output Terminals Never Short or Ground Output Terminals Do not Use a Phase Advancing Capacitor or Noise Filter Do not Use an Electromagnetic Switch of Magnetic Contactor Installing a Thermal Relay Installing a Noise Filter on the Output Side Connect output terminals U T1 V T2 and W T3 to motor lead wires U V and W Check that the motor rotates forward with the forward command Switch over any two of the output terminals to each other and reconnect if the motor rotates in reverse with the forward command Never connect a power supply to output terminals U T1 V T2 or W T3 If voltage is applied to the output terminals the internal circuit of the Inverter will be damaged If the output terminals are touched with bare hands or the output wires come into contact with the Inverter casing an electric shock or grounding will occur This is extremely hazardous Also be careful not to short the output wires Never connect a phase advance capacitor or LC RC Noise Filter to the output circuit Doing so will result in damage to the Inverter or cause other parts to burn Do not connect an electromagnetic switch of magnetic contactor to the output circuit If a load is connected to the Inverter during running an inrush current will actuate the overcurrent protective circuit in the Inverter The Inverter has an electronic thermal protection function to protect the motor from overheating If howev
144. not used may be used for internal processing Do not write any data to such registers Register Number Allocations in Detail Chapter 7 7 7 7 Register Number Allocations in Detail The following description provides information on register numbers allocated to the Inverter and the meanings of the registers As for the register numbers of the parameters n01 through n79 refer to Section 10 List of Parameters and the description of each of these parameters wherever explained in this manual 7 7 1 I O Function Communications with a Single Slave with Addresses 01 to 32 01 to 20 Hex Read Write Register No Hex Function Description Not used RUN command Refer to the table below Frequency reference Set the frequency reference in the unit according to the set value in n69 V f gain Set on condition that 100 is 1000 within a range from 2 0 to 200 0 20 to 2000 See note 1 0004 to 0008 Not used n 0009 Inverter output Refer to the table below 000A to 000F Not used Note 1 The V f gain is a rate to be multiplied by the output voltage obtained from V f operation If 1000 03E8 Hex is set the multiplication rate will be 1 2 When the above registers are read values that are set through communications will be read For example when the RUN command register 0001 is read the control input in the register that was previously set through communications will be returned This is not a va
145. ns of use that apply to the products This information by itself is not sufficient for a complete determination of the suitability of the products in combination with the end product machine system or other application or use The following are some examples of applications for which particular attention must be given This is not intended to be an exhaustive list of all possible uses of the products nor is it intended to imply that the uses listed may be suitable for the products Outdoor use uses involving potential chemical contamination or electrical interference or conditions or uses not described in this manual Nuclear energy control systems combustion systems railroad systems aviation systems medical equipment amusement machines vehicles safety equipment and installations subject to separate industry or government regulations Systems machines and equipment that could present a risk to life or property Please know and observe all prohibitions of use applicable to the products NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS AND THAT THE OMRON YASKAWA PRODUCTS ARE PROPERLY RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM PROGRAMMABLE PRODUCTS OMRON YASKAWA shall not be responsible for the user s programming of a programmable product or any consequence thereof
146. nverter fault F05 An analog to digital converter fault has been detected The internal circuitry of the Inverter has a fault gt Turn the Inverter off and on Replace the Inverter if the same fault occurs again Digital Operator fault F07 An error in the built in control circuit of the Digital Operator has been detected The internal circuitry of the Digital Operator has a fault gt Turn the Digital Operator off and on Replace the Digital Operator if the same fault occurs again Communications time over CE Normal RS 422A 485 communications were not established within 2 s The Inverter will detect this error if n68 RS 422A 485 communications time over detection selection is set to 0 1 or 2 A short circuit ground fault or disconnection has occurred on the communications line Check and correct the line The termination resistance setting is incorrect gt Set the termination resistance of only the Inverter located at each end of the network to ON Noise influence Do not wire the communications line along with power lines in the same conduit Use the twisted pair shielded wire for the communications line and ground it at the Master Master s program error Check and correct the program so that communications will be performed more than once every 2 s period Communications circuit damage If the same error is detected as a result of a self diagnostic test
147. o 2 Unit of 1 Default setting 2 range setting Set Values Description 2 No parity In normal serial communications data is configured in single bytes and messages are created by stringing together multiple bytes of data The parity check described here sets the check for each byte of data Set the parity check method that is required by the Master Note The entire message is checked by a separate check code called CRC 16 so the communications data will be checked even if no special parity check is performed Send Wait Time Setting n73 Set this parameter to an awaiting period for returning a response after the DSR data send request message is received from the Master RS 422A 485 Send Wait Time Register 0149 Hex Changes during operation Setting 10 to 65 ms Unit of Default setting range setting Set Values When the DSR message is received from the Master the Inverter must wait for a communications time of 24 bit length plus the set value in n73 before returning a response Set this value according to the response time of the Master RTS Control Selection n74 e Select whether or not to enable the RTS request to send communications control function e This function can be disabled i e set to 1 only when a 1 to 1 Master Slave configuration is used in RS 422A communications When multiple Slaves are used for RS 422A or whenever RS 485 communications are used it is necessary to set 0
148. o interval of more than 2 s between communications RS 422A 485 Communications Register 0144 Hex Changes during No Time over Detection Selection operation Setting 0 to 4 Unit of 1 Default setting range setting Set Values Description Detects a time over and fatal error and coasts to a stop See note 1 Detects a time over and fatal error and decelerates to a stop in deceleration time 1 See note 1 Detects a time over and fatal error and decelerates to a stop in deceleration time 2 See note 1 Detects a time over and nonfatal error warning and continues operating The warning is canceled when the communications return to normal See note 2 No time over is detected Note 1 1 The fatal error is canceled with error reset input 2 The nonfatal error warning is canceled when the communications returns to normal Communications Frequency Reference Display Unit Selection n69 Set this parameter to the unit of frequency reference and frequency related values to be set or monitored through communications This unit is for communications use only and independent from the units of setting made through the Digital Operator RS 422A 485 Communications Register 0145 Hex Changes during No Frequency Reference Display operation Unit Selection Setting 0 to 3 Unit of 1 Default setting range setting 93 Inverter Settings Chapter 7 2 Set Values Description 0 1 Hz 0 01 Hz
149. of the network to ON reference selection n03 is set to 6 Until e y Master s program error oil i ELEM Check the start of communications and correct P 9 d the program Communications circuit damage gt If a CAL or CE error is detected as a result of a self diagnostic test change the Inverter aL3 Overtorque detection OL3 The mechanical system is locked or has a failure flashing There has been a current or torque the Check the mechanical system and correct the cause same as or greater than the setting in n60 of overtorque for overtorque detection level and that in The parameter settings were incorrect n61 for overtorque detection time A fault Adjust the n60 and n61 parameters according has been detected with n59 for overtorque to the mechanical system Increase the set values in detection function selection set to 1 or 3 n60 and n61 Er Sequence error SER A sequence error has occurred flashing A sequence change has been input while Check and adjust the local or remote selection the Inverter is in operation Local or remote sequence as multi function input selection is input while the Inverter is in operation Note The Inverter coasts to a stop bb External base block bb The external base block command has been in put flashing The external base block command has as multi function input been input Note The Inverter coasts to a stop Remove the cause of external base block input
150. om 100 to 0 of the maximum frequency The actual acceleration or deceleration time is obtained from the following formula Acceleration Deceleration time Acceleration Deceleration time set value x Frequency reference value Max frequency Acceleration time 2 and deceleration time 2 are enabled by setting 11 for acceleration deceleration time selection in any of the n36 through n39 parameters for multi function input Deceleration time 2 is also enabled by emergency stop settings 19 20 21 and 22 in any of the n36 n37 n38 and n39 parameters for multi function input with n04 for interruption mode selection set to O i e deceleration stop Acceleration time 1 Changes during operation 0 0 to 999 s Unit of 0 1s Default setting setting see note Deceleration Time 1 Changes during operation 0 0 to 999 s Unit of 0 1s Default setting setting see note Acceleration Time 2 Changes during operation 0 0 to 999 s Unit of 0 1s Default setting setting see note n19 Deceleration Time 2 Changes during operation Unit of 0 0 to 999 s Unit of 0 1s Default setting setting setting see note Note Values will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or over 60 Setting the Acceleration Deceleration Time Chapter 5 6 S shape Acceleration Deceleration Characteristic n20 Trapezoidal and S shape acceleration and decelerati
151. on ssseeeeee 73 Overtorque Detection Function 00 0 0 c cece eee 76 Torque Compensation Function 0 000 c eee cee cette 77 Slip Compensation Function 0 0 cece es 78 Other Eunctions ieu RARE AE EE IA Reon see DEDE 79 XIII Table of Contents CHAPTER 7 Communications coccion 00 7 1 19 7 3 7 4 7 5 7 6 2 7 7 8 7 9 RS 422 485 Communications Unit 0 eee esee 90 Inverter Settings ss voc ASA A Oboe ieee Heb ql 93 Message Communications Basic Format 00 c eee ee eee eee 98 DSR Message and Response 000 0 ce eee eee 101 Enter Command io uc Sines Sega ee da tigen EE hea es 108 Setting the Communications Data 109 Register Number Allocations in Detail 2 0 0 0 elles 111 Communications Error Codes eee 115 Self diagnostic Test ri ES cada eh EIU AIRE EVER 116 CHAPTER 8 Communications ooooooooooooooooo 117 8 1 8 2 8 3 Protective and Diagnostic Functi0MS o o0oooooooooroorooomoo 118 Troubleshooting ia dada 123 Maintenance and Inspection 0 0 0 e eee cece eee 128 CHAPTER 9 Specifications ke sese 131 9 1 9 2 9 3 Inverter Specifications 0 cece tenn ia 132 Specifications of Accessories 0 cece ccc ees 135 Option Specifications 00 cece n 142 CHAPTER 10 List of Parameters 2 ccc ccc eee rer 145 CHAPTER 11 Using the Inverter for a Motor
152. on Common for frequency reference use 0 to 10 V DC input impedance 20 kQ Multi function contact output Normally open Multi function contact output Normally closed Set by parameter n40 during running Multi function contact output common Analog monitor output Common for MA and MB use Set by parameter n44 Output frequency Analog monitor output common Note 1 Common for AM use Relay output 1A max at 30 V DC 1A max at 250 V AC 2 mA max at 0 to 10 V DC Depending on the parameter settings various functions can be selected for multi function inputs and multi function contacts outputs 2 Functions in parentheses are default settings Selecting Input Method Switches SW7 and SW8 both of which are located above the control circuit terminals are used for input method selection Remove the front cover and optional cover to use these switches SW7 PNP Y NPN Sw7 4 RE I sws SW8 Selector 4 Control circuit terminal block 14 Wiring Selecting Frequency Reference Input Method Selecting Frequency Reference Input Method Chapter 2 2 By using SW7 NPN or PNP input can be selected as shown below 24V NPN ERE 24V SW7 GND lt
153. on Deceleration is on hold running at parameter frequency Local or remote selection ON Local mode operated with the Digital Operator Note After this setting is made mode selection with the Digital Operator is not possible Communications or remote selection Emergency stop fault NO Emergency stop alarm NO Emergency stop fault NC Emergency stop alarm NC ON RS 422A 485 communications input is enabled OFF The settings of n02 and n03 are enabled The Inverter stops according to the setting in n04 for interruption mode selection with the emergency stop input turned ON n04 set to 0 Decelerates to stop at deceleration time 2 set in n19 n04 set to 1 Coasts to a stop Note NO Emergency stop with the contact closed NC Emergency stop with the contact opened Note Fault Fault output is ON and reset with RESET input Alarm output is ON no reset required Note STP is displayed lit with fault input ON and flashes with alarm input ON Up or down command Up or down command set in n39 only By setting n39 to 34 the set value in n38 is ignored and the following settings are forcibly made S4 Up command S5 Down command Note It is impossible to set the up or down command and multi step speed references 1 through 3 together Note For up and down command functions in detail refer to 6 7 7 UP DOWN Command Frequency Memory n62 64 Self diagnostic test ON RS 422
154. on are available Using the S shape characteristic function for acceleration and deceleration can reduce shock to the machinery when stopping or starting Any one of three S shape acceleration deceleration times 0 2 0 5 and 1 0 s is selectable S shape Acceleration Deceleration Characteristic Changes during operation Setting 0 to 3 Unit of Default setting range setting Set Values Description No S shape acceleration deceleration characteristic Trapezoidal acceleration deceleration S shape acceleration deceleration characteristic time is 0 2 s S shape acceleration deceleration characteristic time is 0 5 s S shape acceleration deceleration characteristic time is 1 0 s Note When the S shape acceleration deceleration characteristic time is set the acceleration and deceleration times will be lengthened according to the S shape at the beginning and end of acceleration deceleration 61 Selecting the Reverse Rotation prohibit Chapter 5 7 5 7 Selecting the Reverse Rotation prohibit This parameter is used to specify whether to enable or disable the reverse rotation command sent to the Inverter from the control circuit terminals or Digital Operator The parameter should be set to not accept when the Inverter is applied to systems that prohibit the reverse rotation of the Inverter Selecting the Reverse Rotation prohibit n05 Reverse Rotation prohibit Selection Changes during operation Setting 0 1
155. onnecting to a proper ground may result in electrical shock Install external breakers and take other safety measures against short circuiting in external wiring Not doing so may result in fire Confirm that the rated input voltage of the Inverter is the same as the AC power supply voltage An incorrect power supply may result in fire injury or malfunction Connect the Braking Resistor and Braking Resistor Unit as specified in the manual Not doing so may result in fire Be sure to wire correctly and securely Not doing so may result in injury or damage to the product Be sure to firmly tighten the screws on the terminal block Not doing so may result in fire injury or damage to the product Do not connect an AC power to the U V or W output Doing so may result in damage to the product or malfunction Wiring Chapter 2 2 2 2 1 Removing and Mounting the Covers It is necessary to remove the front cover optional cover top protection cover and thebottom protection cover from the Inverter to wire the terminal block Follow the instructions below to remove the covers from the Inverter To mount the covers take the opposite steps Removing the Front Cover Loosen the front cover mounting screws with a screwdriver Press the left and right sides of the front cover in the arrow 1 directions and lift the bottom of the cover in the arrow 2 direction to remove the front cover as shown in the following illustration
156. or the present motor frequency from high frequency to low When the motor s rotation speed is detected it is accelerated from that frequency to the frequency reference according to the acceleration deceleration time setting Forward reverse RUN command ON Time Speed Search command h Time 10 5 s min Output frequency High speed frequency or set frequency frequency reference Time Minimum base block time 0 5 s E eal ol 66 Multi function 1 0 Chapter 5 9 5 9 2 Multi function Output The J7AZ incorporates two multi function output terminals MA and MB Output from these terminals has a variety of functions according to the application Selecting the Multi function Output n40 Multi function Output MA MB and MC Changes during operation Setting 0 to 7 10 to 17 Unit of 1 Default setting 1 range see note setting Note Do not set values outside the above setting ranges Set Values Function Description Fault output ON Fault output with protective function working Operation in progress Frequency detection ON Operation in progress with RUN command input or inverter output ON Frequency detection with frequency reference coinciding with output frequency Idling ON Idling at less than min output frequency Frequency detection 1 ON Output frequency gt frequency detection level n58 Frequency detection 2 ON Output frequency lt frequenc
157. orque Detection Function Chapter 6 4 6 4 Overtorque Detection Function When an excessive load is applied to the equipment the Inverter detects the overtorque condition through an increase in the output current Overtorque Detection Function Selection Changes during operation Setting 0 to 4 Unit of 1 Default setting range setting Set Values Description Inverter does not monitor overtorque Inverter monitors overtorque only when speed is matched It continues operation issues warning even after overtorque is detected Inverter monitors overtorque only when speed is matched It discontinues operation through protective function when overtorque is detected Inverter always monitors overtorque during operation It continues operation issues warning even after overtorque is detected Inverter always monitors overtorque during operation It discontinues operation through protective function when overtorque is detected Set n60 for overtorque detection level and n61 for overtorque detection time to enable the overtorque detection function The Inverter will detect overtorque when the current the same as or higher than the detection level is output for the preset detection time Set n40 for multi function output to either of the following so that external overtorque detection output will be ON Set Value 6 for overtorque detection NO Set Value 7 for overtorque detection NC Overtorque
158. ot connected to the mechanical system using the Digital Operator Note Before operating the Digital Operator check that the FREQ adjuster is set to MIN Forward Reverse Rotation with the Digital Operator Key Indicator Display Explanation sequence example Press the Mode Key to turn on the FREF indicator Monitors the frequency reference Press the RUN Key The RUN Indicator will be lit Turn the FREQ adjuster clockwise slowly The monitored frequency reference will be displayed The motor will start rotating in the forward direction according to the frequency reference Press the MODE Key to turn on the F R indicator For will be displayed Use the Increment or Decrement Key to change the direction of motor rotation The direction of motor rotation selected will be enabled when the display is changed after the Key is pressed After changing the frequency reference or the rotation direction check that there is no vibration or abnormal sound from the motor Check that no faults have occurred in the Inverter during operation Stopping the Motor On completion of operating the motor in the no load state in the forward or reverse direction press the STOP RESET Key The motor will stop 47 Operation Example Chapter 4 2 4 2 6 Actual Load Operation After checking the operation with the motor in no load st
159. parameter is available only if the Inverter incorporates a Cooling Fan Note lfthe operation frequency of the Inverter is low the life of the fan can be prolonged by setting the parameter to 0 Multi function input 1 Input terminal S2 Used to select the function of multi function input terminals S2 through S5 Set Function Description value 2 to 8 10 to 22 Multi function input 2 input terminal S3 Multi function input 3 Input terminal S4 0 Forward Reverse rotation command 3 wire sequence to be set in n37 only By setting n37 to 0 the set value in n36 is ignored and the following setting are forcibly made S1 RUN input RUN when ON S2 STOP input STOP whenn OFF S3 Forward Reverse rotation command OFF Forward ON Reverse 0 2 to 8 10to 22 2 to 8 10to 22 149 List of Parameters Para meter No Register No Hex Multi function input 4 Input terminal S5 150 Description Reverse Stop Reverse rotation command in 2 wire sequence Reversed with the terminal turned ON External fault NO ON External fault FPLI detection LI is a terminal number External fault NC OFF External fau EFLI detection L i terminal number Fault reset ON Fault reset disabled while RUN command is input Multi step speed reference 1 Multi st
160. perator to a for J7AZ Series J7AZ Inverter There are two types of Adapter Panels available a fixed type SI232J J7 and a detach able type SI232J J7C Use the detachable type for copying parameters RS 422 485 Communications SI485 J7 Interface required to perform RS 422 485 general Unit purpose communications The communications protocol conforms to MODBUS same protocol as V7AZ and F7Z Inverters Fan Unit FANO0106 Replacement for the existing cooling fan of the Inverter Replace the cooling fan if it has reached the end of its service life or a warning of cooling fan failure FAN is indicated Dedicated Accessories Name Model Description Digital Operator with adjuster JVOP 140 Operator used to perform operations for J7AZ and V7AZ Inverters It is identical to the Digital Operator attached to standard V7AZ Inverters and has a built in EEPROM in which the Inverter s parameter settings can be stored If the Digital Operator Case 3G3IV PEZZ08386A is used the Inverter can be mounted in a control panel or operated by remote control Digital Operator JVOP 146 Operator used to perform operations for J7AZ and V7AZ without adjuster Inverters by remote control It has a built in EEPROM in which the Inverter s parameter settings can be stored Digital Operator Case 3G3IV PEZZ08386A Case for JVOP 140 Digital Operator Mounting a JVOP for 3G3IV PJVOP 140 140 in the Case allows the Inverter to mount
161. played PRGM PRGM 4 2 4 Setting the Rated Motor Current e Set the motor current parameter in n32 in order to prevent the motor from burning due to overloading Setting the Rated Motor Current e Check the rated current on the motor nameplate and set the motor current parameter e This parameter is used for the electronic thermal function for motor overload detection OL1 By setting the correct parameter the overloaded motor will be protected from burning Rated Motor Current Changes during operation Setting 0 0 to 120 A of rated output Unit of 0 1 A Default setting see note 1 range current of the Inverter setting Note 1 The standard rated current of the maximum applicable motor is the default rated motor current 2 Motor overload detection OL1 is disabled by setting the parameter to 0 0 Key Indicator i Explanation sequence Use the Increment or Decrement PRGM Key until n32 is displayed Press the Enter Key The data of PRGM n32 will be displayed Use the Increment or Decrement PRGM Key to set the rated motor current ED ME The display will flash Press the Enter Key so that the set value will be entered and the data display will be lit In approxima The parameter number will be tely 1 s displayed 46 Operation Example Chapter 4 2 4 2 5 No load Operation Start the no load motor i e n
162. power factor can be improved by inserting an AC reactor There will also be variations in the ratio between the rated current of the motor that is used and the rated output current of the Inverter 2 The heat radiation is the electric power consumed in the Inverter at the Inverter s rated output Model CIMR J7AZ Power Rated voltage and supply frequency 3 phase 380 to 460 V AC at 50 60 Hz Allowable voltage fluctuation 15 to 10 Allowable frequency fluctuation 5 Power supply capacity kVA See note 1 1 3 1 9 5 1 5 9 Heat radiation W See note 2 23 1 30 1 75 7 83 0 Weight kg 1 0 1 1 1 5 1 5 Cooling method Natural cooling Cooling fan 133 Inverter Specifications Max applicable motor capacity kW Chapter 9 1 0 2 0 4 0 75 1 5 2 2 Output specifi cations Rated output capacity kVA 0 9 1 4 2 6 3 7 4 2 Rated output current A 1 2 1 8 3 4 4 8 5 5 Rated output voltage V 3 phase 380 to 460 V AC according to the input voltage Max output frequency 400 Hz parameter setting Control charac teristics Protective Harmonic current countermeasures DC reactor option connection possible Control method Sine wave PWM V f control Carrier frequency 2 5 to 10 0 kHz in vector control Frequency control range 0 1 to 400 Hz Frequency precision tempe
163. power supply confirming that the CHARGE indicator or status indicators is turned OFF and after waiting for the time specified on the front cover Not doing so may result in electrical shock Maintenance inspection or parts replacement must be performed by authorized personnel Not doing so may result in electrical shock or injury Do not attempt to take the Unit apart or repair Doing either of these may result in electrical shock or injury Carefully handle the Inverter because it uses semiconductor elements Careless handling may result in malfunction Do not change wiring disconnect connectors the Operator or optional items or replace fans while power is being supplied Doing so may result in injury damage to the product or malfunction Warning labels are pasted on the product as shown in the following illustration Be sure to follow the instructions given there UMi V T2 WIT3 Ee EU VII Contents of Warning e For CIMR J7AZ20P1 to 20P7 0 1 to 0 75 kW and CIMR J7AZBOP1 to BOP4 0 1 to 0 4 kW f amp BA os seonenpaves A WARNING Risk of electric shock A e TRA TIU ECON RMSE bind POU BSPRUS AME JAKTO hAN TAEMUTHEU e Read manual before installing e Wait 1 minute for capacitor discharge after disconnecting power supply For CIMR J7AZ21P5 to A4P0 1 5 to 4 0 kW CIMR J7AZBOP7 to B1P5 0 75 to 1 5 kW and CIMR J7AZ40P2 to 44P0 0 2 to 3 7 kW A fe ER gy gEOBthNSUET WARNI
164. progress Frequency detection ON Frequency detection with frequency reference coinciding with output frequency Idling ON Idling at less than min output frequency Frequency detection 1 ON Output frequency frequency detection level n58 Frequency detection 2 ON Output frequency lt frequency detection level n58 Overtorque being monitored NO contact output Overture being monitored NC contact output Output if any of the following parameter conditions is satisfied n59 Overtorque detection function selection n60 Overtorque detection level n61 Overtorque detection time NO contact ON with overtorque being detected NC contact OFF with overtorque being detected Not used Alarm output ON Alarm being detected Nonfatal error being detected Base block in progress RUN mode Base block in progress in operation with output shut off ON Local mode with the Digital Operator Inverter ready ON Inverter ready to operate with no fault detected Fault retry ON Fault retry UV in progress ON Undervoltage being monitored Setting range Unit of setting Default setting Chapter 10 Changes during operation List of Parameters Para meter No Register No Hex Multi function output MA MB and MC output terminals Description ON Rotating in
165. put frequency reference input monitoring of the Inverter s operating status and reading and writing of parameter settings all possible via communications Up to 32 Inverters can be connected to the Unit to enable easy creation of networks Note 1 The RS 422 485 communications used by J7AZ Inverters conforms to the MODBUS a trademark of AEG Schneider Automation communica tions protocol No other communications protocol can be used in the same network and only Inverters and related products can be used as Slaves The communications processing time with RS 422 485 communications for J7AZ Inverters is proportional to the number of Slaves When performing Inverter control consider the communications processing time and restrict the number of Inverters connected according to the response times required The communications timeout time with RS 422 485 communications is fixed at 2 s when communications timeouts are enabled In the worst case problems with the communications line may not be detected for up to 2 s Design the application and overall system to ensure safety allowing for this RS 422 485 Communications Unit Overview e The SI 485 J7 3G3JV PSI485J RS 422 485 Communications Unit is an Optional Unit for J7AZ Inverters e Mounting an RS 422 485 Communications Unit to a 3G3JV Inverter provides the Inverter with an RS 422 485 interface 7 1 2 External Dimensions Br D 2 E
166. quadratic V f pattern to increase the voltage in the low speed range the power consumption of the system will increase 52 Setting the Local Remote Mode Chapter 5 3 5 3 Setting the Local Remote Mode The J7AZ operates in local or remote mode The following description provides information on these modes and how to select them Basic Conecpt Operation mode Basic concept Description Remote The Inverter in a system operates RUN Command according to the control signal of Selectable from two types and set in n02 the host controller Frequency Reference Selectable from five types and set in n03 Local The Inverter in a system operates RUN Command independently in this mode so that the Inverter can be checked independently Local Remote Selection Methods The following two selection methods are available to set the Inverter to local or remote mode While the operation command is being input however the Inverter cannot be set to local mode from remote mode or vice versa Select the mode with the LO RE Key of the Digital Operator Set any one of multi function inputs 1 through 4 n36 through n39 to 17 to set the Inverter to local mode with control input turned ON Starts with the RUN Key of the Digital Operator and stops with the STOP RESET Key Frequency Reference Set with the Digital Operator or the FREQ adjuster Set with frequency reference selection in local mode in n07 Note If the above
167. r nameplate and set the parameter Setting the Parameter Write prohibit Selection Parameter Initialization n01 e Set n01 to 1 so that n01 through n79 can be set or displayed Parameter Write prohibit Selection Changes during Parameter Initialization operation 0 1 6 8 9 Unit of 1 Default setting setting Note This parameter makes it possible to write prohibit parameters change the parameter set or displayed range or initialize all parameters to default values Set Value Description Only n01 can be displayed and set The n02 through n79 parameters can be displayed only The n01 through n79 parameters can be displayed and set Only the error log memory is cleared Enables the initialization of all parameters in 2 wire sequence so that the parameters will return to default values 9 Enables the initialization of all parameters in 3 wire sequence Setting the Rated Motor Current n32 Set the rated motor current n32 in order to prevent the motor from burning due to overloading Check the rated current on the motor nameplate and set the parameter This parameter is used for the electronic thermal function for motor overload detection OL1 By setting the correct parameter the overloaded motor will be protected from burning Rated Motor Current Changes during operation Setting 0 0 to 120 A of rated output Unit of 0 1A Default setting see note 1 range current of Inverter setting Note 1
168. r frequency reference selection set to 1 Note These frequency references are selected with multi step speed references multi function input See the reference pages for the relationship between multi step speed references and frequency references Inching frequency command Frequency reference upper limit Frequency reference lower limit Used to set the inching frequency command Note The inching frequency command is selected with the inching command multi function input The inching frequency command takes precedence over the multi step speed reference Used to set the upper and lower frequency reference limits in percentage based on the maximum frequency as 100 Note If n31 is set to a value less than the minimum output frequency n14 the Inverter will have no output when a frequency reference less than the minimum output frequency input is input 0 0 to max fre quency 148 Rated motor current Used to set the rated motor current for motor overload detection OL1 based on the rated motor current Note Motor overload detection OL1 is disabled by setting the parameter to 0 0 Note The rated motor current is default to the standard rated current of the maximum applicable motor 0 0 to 120 of rated output current of the Inverter List of Parameters Para meter No Register No Hex Motor protection character i
169. r to 7 4 DSR Message and Response 99 Message Communications Basic Format Chapter 7 3 Error Check The CRC 16 check code is the remainder 16 bits when all of the message blocks from the Slave address to the final communications data are connected in series as shown in the following diagram and this data is divided by a fixed 17 digit binary number 1 1000 0000 0000 0101 pog The LSB of the Slave address is handled as the MSB in CRC 16 calculation MSB LSB Slave address Function code m End of communications data 100 DSR Message and Response Chapter 7 4 7 4 DSR Message and Response The following description provides information on how to set DSR messages and what details are returned as responses Each DSR message or response is divided into 8 bit blocks Therefore data must be set in 8 bit blocks for communications 7 4 1 Data Read Function Code 03 Hex Settings and Responses To read data such as control I O status data monitor item data or parameter set value data from the Inverter issue the following DSR message Data read is a maximum of 16 words in length i e data of 32 bytes from 16 registers per DSR message e A register number is allocated to each function item such as control I O monitor item and parameter functions The register number of each parameter is indicated wherever the parameter is explained in this manual and in Section 10
170. rature characteristics Digital commands 0 01 10 C to 50 C Analog commands 0 5 25 C 10 C Frequency setting resolution Digital commands 0 1 Hz less than 100 Hz and 1 Hz 100 Hz or over Analog commands 0 06 Hz 60 Hz equivalent to 1 1000 Output frequency resolution 0 01 Hz Overload capacity 150 of rated output current for 1 min External frequency set signal Selectable with FREQ adjuster 0 to 10 V DC 20 kW 4 to 20 mA 250 W and 0 to 20 mA 250 W Acceleration deceleration time 0 0 to 999 s Independent acceleration and deceleration time settings 2 types Braking torque Approx 20 Braking Resistor and Braking Unit cannot be connected Voltage frequency characteristics Motor protection Set a user V f pattern Protection by electronic thermal functions instantaneous overcurrent Stops at approx 250 of rated output current protection Overload protection Stops in 1 min at approximately 150 of rated output current Overvoltage protection Stops when main circuit DC voltage is approximately 820 V Undervoltage protection Stops when main circuit DC voltage is approximately 400 V Momentary power interruption Stops for 15 ms or more By setting the Inverter to momentary power compensation selection interruption mode operation can be continued if power is restored within approximately 0 5 s Cooling fin overheating Detects at 110 C 10 C
171. rcuit Installing a Molded case Circuit Breaker Power suppl 3 phase Single phase T 200 V AC Always connect the power input terminals R L1 S L2 and T L3 and power supply via a molded case circuit breaker MCCB suitable to the Inverter Install one MCCB for every Inverter used Choose an appropriate MCCB capacity according to the Circuit breaker capacity column in the table on the previous page e For the MCCB s time characteristics be sure to consider the Inverters overload protection one minute at 15096 of the rated output current f the MCCB is to be used in common among multiple Inverters or other devices set up a sequence such that the power supply will be turned off by a fault output as shown in the following diagram Inverter O R L1 3 phase 400 V AC Installing a Ground Fault Interrupter Installing a Magnetic Contactor S L2 Q T L3 MB Fault output NC MC Inverter outputs use high speed switching so high frequency leakage current is generated In general a leakage current of approximately 100 mA will occur for each Inverter when the power cable is 1 m and approximately 5 mA for each additional meter of power cable Therefore at the power supply input area use a special purpose breaker for Inverters which detects only the leakage current in the frequency range that is hazardous to humans and excludes high frequencyleakage current For the special purpose breaker
172. rminal block If the tightening torque is insufficient homever wires may dis Solderless terminal or connect wire without soldering N Note Applying excessive torque may damage Wiring Chapter 2 2 2 2 6 Conforming to EC Directive The following description provides the wiring method of the Inverter to meet DC Directive requirements If the following requirements are not satisfied the whole equipment incorporating the Inverter will need further confirmation Standard Connection Main Circuit Terminals Clamp core 3 phase 200 V AC Single phase 200 V AC 3 phase 400 V AC Control Circuit Terminals Multi function contact output i NO NC Forward Stop 5 8 Multi function input 1 S L ulti function input 1 Do Multi function input 2 SIG Multi function input 3 SG Multi function input 4 S 4 ulti function input 4 50 Sequence input common j Analog monitor am i Analog monitor output common Frequency reference p power supply at 12 V Frequency reference input FREQ adjuster 2kQ 1 4 W min Frequency reference common Note l O signals can be connected to a single shielded cable 29 Wiring Chapter 2 2 Wiring the Power Supply Make sure that the Inverter and Noise Filter are grounded together Always connect the power input terminals R L1 S L2 and T L3 and power supply via a dedicated Noise Filter Re
173. s 2 No data can be written to multi function input 3 The unit of setting of the broadcast message is different from that in the DSR message to communicate with a single Slave RUN Command Register 0001 Hex RUN command 1 RUN Forward Reverse 1 Reverse Not used External fault 1 External fault EFO Fault reset 1 Fault reset Not used 7 7 2 Monitor Functions Register No Hex Function Description 0020 Status signal Refer to the following corresponding table 0021 Fault status Refer to the following corresponding table 0022 Data link status Refer to the following corresponding table 0023 Frequency reference According to the set value in n69 0024 Output frequency According to the set value in n69 0025 to 0026 Not used 0027 Output current Read based on 1 A as 10 0028 Output voltage Read based on 1 V as 1 0029 to 002A Not used 002B Input terminal status Refer to the following corresponding table 002C Inverter status 1 Refer to the following corresponding table 002D Output terminal status Refer to the following corresponding table 002E to 0030 Not used 0031 Main circuit DC voltage Read based on 1 V as 1 0032 to 003C Not used 003D Communications error Refer to the following corresponding table 003E to OOFF 112
174. s The motor stops during acceleration or when a load is connected The load may be too big The J7AZ has a stall prevention function and automatic torque boost function but the motor responsiveness limit may be exceeded if acceleration is too rapid or if the load is too big Lengthen the acceleration time or reduce the load Also consider increasing the motor capacity The motor only rotates in one direction Reverse rotation prohibit If n05 for reverse rotation prohibit selection is set to 1 reverse run is selected prohibited the Inverter will not accept reverse rotation commands To use both forward and reverse rotation set nO5 to O 8 2 3 Motor Rotates in the Wrong Direction The output wiring of the When the U T1 V T2 and W T3 terminals of the Inverter are properly motor is faulty connected to the T1 U T2 V and T3 W terminals of the motor the motor operates in a forward direction when a forward rotation command is executed The forward direction depends on the maker and the motor type Therefore be sure to check the specifications Switching two wires among the U T1 V T2 and W TS will reverse the direction of rotation 124 Troubleshooting Chapter 8 2 8 2 4 Motor Outputs No Torque or Acceleration is Slow The stall prevention level during running is too low The stall prevention level during acceleration is too low If the value in n57 for stall prevention level during operation is too low the speed w
175. s manual The product contains potentially dangerous parts under the cover Do not attempt to open the cover under any circumstances Doing so may result in injury or death and may damage the product Never attempt to repair or disassemble the product We recommend that you add the following precautions to any instruction manuals you prepare for the system into which the product is being installed Precautions on the dangers of high voltage equipment Precautions on touching the terminals of the product even after power has been turned OFF These terminals are live even with the power turned OFF Specifications and functions may be changed without notice in order to improve product performance Items to Check Before Unpacking II Check the following items before removing the product from the package Has the correct product been delivered i e the correct model number and specifications Has the product been damaged in shipping Are any screws or bolts loose Notice DANGER WARNING Caution OMRON YASKAWA products are manufactured for use according to proper procedures by a qualified operator and only for the purposes described in this manual The following conventions are used to indicate and classify precautions in this manual Always heed the information provided with them Failure to heed precautions can result in injury to people or damage to property Indicates an imminently hazardous situation w
176. s the Inverter unless parameter n06 is set to disable the STOP Key Functions as a Reset Key when an Inverter error occurs See note Note For safety reasons the reset will not work while a RUN command forward or reverse is in effect Wait until the RUN command is OFF before resetting the Inverter CHAPTER 2 Design 2 1 Installation eds eR Re y it ES 6 2 1 T DIMENSIONS Face peep nadie mate P VE NER ee 6 2 1 2 Installations Conditions n os aunas esses 8 NS eer ssir e eei E E WU e aR TEE Y d 10 2 2 1 Removing and Mounting the Covers 2 000 00 11 2 2 2 Terminal Block 0 0 ee tenes 12 2 2 3 Standard Connections esaeas e cece eee ees 16 2 2 4 Wiring around the Main Circuit 1 0 2 0 eee eee eee 17 2 2 5 Wiring Control Circuit Terminals 0 0 00 e eee eee 27 2 2 6 Conforming to EC Directive 2 00 0 0 cece eee 29 Installation Chapter 2 1 2 1 Installation 2 1 1 Dimensions CIMR J7AZ20P1 to CIMR J7AZ20P7 0 1 to 0 75 kW 3 phase 200 V AC Input CIMR J7AZBOP1 to CIMR J7AZBOP4 0 1 to 0 4 kW Single phase 200 V AC Input Rated voltage Model CIMR J7AZ Dimensions mm Weight kg D D1 t 3 phase 200 V AC Approx Single phase 200 V AC Installation Chapter 2 1 CIMR J7AZ21P5 to CIMR J7AZ22P2 1
177. s the power voltage imposed on the Inverter 161 Using the Inverter for a Motor Chapter 11 Revision History A manual revision code appears as a suffix to the catalog number on the front cover of the manual Cat No 163 EN 01 Revision code The following table outlines the changes made to the manual during each revision Page numbers refer to the previous version Revision code Dae Revsedconten O February 2006 Original production 162 OMRON YASKAWA MOTION CONTROL B V Wegalaan 65 2132 JD Hoofddorp The Netherlands phone 31 0 23 568 74 00 fax 31 0 23 568 74 88 www omronyaskawa com Note Specifications subject to change without notice Manual No 163 EN 01 y OMRON
178. speed without completely stopping and after a deceleration stop has been executed it means that the DC braking is not decelerating enough In such cases adjust the DC control as described below Increase the parameter in n52 for DC control current Increase the parameter in n53 for interruption DC control time 8 2 11 Detects OV when Motor Starts and Motor Stalls Insufficient DC control at Generation of OV and stalling can occur if the motor is turning when it is startup started This can be prevented by slowing the rotation of the motor by DC braking before starting the motor Increase the parameter in n54 for startup DC control time 8 2 12 Output Frequency Does Not Reach Frequency Reference The frequency reference If the jump function is used the output frequency stays within the jump O the jump frequency range ency range MIDA g Make sure that the jump width settings in n49 through n50 for jump frequencies 1 and 2 and jump width in n51 are appropriate The preset output The upper limit frequency can be obtained from the following formula frequency exceeds the Maximum frequency in n09 x frequency reference upper limit in n30 100 upper limit frequency l Make sure that the parameters in n09 and n30 are correct 8 2 13 Inverter Does Not Run Because EF Simultaneous Input of Forward and Reverse Commands is Detected or Motor Rotates Momentarily While Control Device Power is OFF Sequence Error An EF will be detected i
179. ssue the message after a response is received from the Inverter A DSR message to a read only register was received Check and correct the register number 115 Self diagnostic Test Chapter 7 9 7 9 Self diagnostic Test The Inverter incorporates a self diagnostic test function that checks whether RS 422A 485 communications are functioning If the Inverter has a communications failure take the steps provided below to check whether the communications function of the Inverter is normal Self diagnostic Test Steps 1 Set the Parameter Set n39 for multi function input 4 S5 to 35 through the Digital Operator 2 Turn OFF the Inverter and Wire the Terminal Turn OFF the Inverter and wire the following control terminals At this time make sure that all other circuit terminals are open a Set SW7 to NPN aa or Connect 5 and SC MA MB MC Connect R and S Connect R and S 3 Turn ON the Inverter and Check the Display Turn ON the Inverter Check the display on the Digital Operator Normal The display is normal with no error code displayed Fault The display shows CE communications time over or CAL communications standby In either case the communications circuit of the Inverter is broken Replace the Inverter 116 8 1 8 2 8 3 Protective and Diagno
180. stic Functions usasse eese 8 1 1 Fault Detection Fatal Error 0 2 0 0 cece eee eee 8 1 2 Warning Detection Nonfatal Error 00 0002 Troubleshooting 8 2 1 Parameters Fail Set 8 2 2 Motor Fails to Operate 0 0 eee 8 2 3 Motor Rotates in the Wrong Direction o ooooooooo 8 2 4 Motor Outputs No Torque or Acceleration is Slow 8 2 5 Motor Deceleration is Slow 0 0 0 0 cee eee 8 2 6 Motor Burns 8 2 7 Controller or AM Radio Receives Noise when Inverter is Started 8 2 8 Ground Fault Interrupter is Actuated when Inverter is Started 8 2 9 Mechanical Vibration 0 0 eee eee eee 8 2 10 Motor Rotates after Output of Inverter is Turned Off 8 2 11 Detects OV when Motor Starts and Motor Stalls 8 2 12 Output Frequency Does Not Reach Frequency Reference 8 2 13 Inverter Does Not Run 2 0 0 eee eee eee Maintenance and Inspection CHAPTER 8 Communications 118 118 121 123 123 123 124 125 125 125 126 126 126 127 127 127 127 128 117 Protective and Diagnostic Functions Chapter 8 1 8 1 8 1 1 Protective and Diagnostic Functions Fault Detection Fatal Error The Inverter will detect the following faults if the Inverter or motor burns or the internal circuitry of the Inverter malfunctions When the Inverter detects a fault the fault code will be displayed on the Digita
181. stics Description Used to set the motor overload detection OL1 for the electronic thermal characteristics of the motor 0 Protection characteristics for general purpose induction motors 1 Protection characteristics for inverter dedicated motors 2 No protection Note lf a single Inverter is connected to more than one motor set the para meter to 2 for no protection The parameter is also disabled by setting n32 for rated motor to 0 0 Setting range Unit of setting Default setting Chapter 10 Changes during operation Motor protective time setting Used to set the electric thermal characteristics of the motor to be connected in 1 minute increments Note The default setting does not require any changes in normal operation To set the parameter according to the characteristics of the motor check with the motor manufacturer the thermal time constant and set the parameter with some margin In other words set the value slightly shorter than the thermal time constant To detect motor overloading quicker reduce the set value provided that it does not cause any application problems Note Cooling fan operation function Used to operate the Cooling Fan of the Inverter while the Inverter is turned on or only while the Inverter is in operation 0 Rotates only while RUN command is input and for 1 minute after Inverter stops operating 1 Rotates while Inverter is turned on Note This
182. such as a box use a cooling fan or air conditioner to maintain the internal air temperature below 50 C The life of the built in electrolytic capacitors of the Inverter is prolonged by maintaining the internal air temperature as low as possible The surface temperature of the Inverter may rise approximately 30 C higher than the ambient temperature Be sure to keep away equipment and wires from the Inverter as far as possible if the equipment and wires are easily influenced by heat Protecting Inverter from Foreign Matter during Installation Place a cover over the Inverter during installation to shield it from metal power produced by drilling Upon completion of installation always remove the cover from the Inverter Otherwise ventilation will be affected causing the Inverter to overheat Wiring 2 2 Wiring N WARNING N WARNING NWARNING NWARNING Caution Caution Caution Caution Caution Caution 10 Chapter 2 2 Wiring must be performed only after confirming that the power supply has been turned OFF Not doing so may result in electrical shock Wiring must be performed by authorized personnel Not doing so may result in electrical shock or fire Be sure to confirm operation only after wiring the emergency stop circuit Not doing so may result in injury Always connect the ground terminals to a ground of 100 Q or less for the 200V AC class or 10 Q or less for the 400V AC class Not c
183. t of 1 Default setting 100 Max frequency 100 setting Frequency Reference Bias Changes during Yes operation 99 to 99 Unit of 1 Default setting 0 Max frequency 100 setting Analog Frequency Reference Filter Time n43 The digital filter with a first order lag can be set for analog frequency references to be input This setting is ideal if the analog input signal changes rapidly or the signal is subject to noise interference The larger the set value is the slower the response speed will be Analog Frequency Reference Filter Time Changes during operation Setting 0 00 to 2 00 s Unit of 0 01 s Default setting 0 10 range setting 56 Setting the Frequency Reference Chapter 5 5 5 5 4 Setting Frequency References through Key Sequences The following description provides information on parameters related to frequency reference settings through key sequences on the Digital Operator Setting Frequency References 1 through 8 and the Inching Frequenc Command n21 through n28 and n29 A total of nine frequency references frequency references 1 through 8 and an inching frequency command can be set together in the Inverter Setting Frequency References 1 through 8 n21 through n28 Frequency Reference 1 Changes during operation 0 0 to max frequency Unit of 0 01 Hz Default setting setting see note 1 Frequency Reference 2 Changes during operation 0 0 to max frequency Unit of 0 0
184. ter Install an Output Noise Filter on the output area of the Inverter Use metal tubing Electric waves can be shielded by metal Therefore enclose the Inverter with a metal tube 8 2 8 Ground Fault Interrupter is Actuated when Inverter is Started Leakage current flows The Inverter performs internal switching Therefore a leakage current through the Inverter flows through the Inverter This leakage current may actuate the ground fault interrupter shutting the power off Use a ground fault interrupter with a high leakage current detection value sensitivity amperage of 200 mA or more operating time of 0 1 s or more or one with high frequency countermeasures for Inverter use Reducing the carrier frequency value in n46 is also effective In addition remember that a leakage current increases in proportion to the cable length Normally approximately 5 mA of leakage current is generated for each meter of cable 8 2 9 Mechanical Vibration Mechanical system makes unusual noise Resonance between the There may be resonance between the characteristic frequency of the characteristic frequency mechanical system and the carrier frequency If the motor is running with of the mechanical system no problems and the machinery system is vibrating with a high pitched and the carrier frequency A E EE whine it may indicate that this is occurring To prevent this type of resonance adjust the carrier frequency value in n46 Resonance betw
185. ter unless n06 is set to disable the STOP Key Functions as a Reset Key when an Inverter error occurs See note For safety s reasons the reset will not work while a RUN command forward or reverse is in effect Wait until the RUN command is OFF before resetting the Inverter 34 Outline of Operation Chapter 3 2 3 2 Outline of Operation Selecting Indicators Power ON Whenever the Mode Key is pressed an indicator is lit in sequence beginning with the FREF indicator The data display indicates the item corresponding to the indicator selected The FOUT or IOUT indicator will be lit by turning the Inverter on again if the Inverter is turned off while the FOUT or IOUT indicator is lit The FREF indicator will be lit by turning the Inverter on again if the Inverter is turned off while an indicator other than the FOUR or IOUT indicator is lit FREF Frequency Reference Monitors and sets the frequency reference y FOUT Output Frequency Monitors the output frequency Note This indicator will be lit by turning the Inverter on again if the Inverter is turned off while this indicator is lit y IOUT Output Current Monitors the output current Note This indicator will be lit by turning the Inverter on again if the Inverter is turned off while this indicator is lit y MNTR Multi function Monitor Monitors the values set in U01 through U10 El F R Forward Reverse Rotation Selects the
186. terminals U T1 V T2 and W T3 are connected to the motor correctly Ensure that the control circuit terminals and the control device are wired correctly Make sure that all control terminals are turned off Set the motor to no load status i e not connected to the mechanical system Having conducted the above checks connect the power supply 4 Checkthe Display Status Check to be sure that there are no faults in the Inverter e f the display at the time the power is connected is normal it will read as follows RUN indicator Flashes ALARM indicator Off Setting Monitor indicators FREF FOUT or IOUT is lit Data display Displays the corresponding data of the indicator that is lit When a fault has occurred the details of the fault will be displayed In that case refer to Chapter 8 Maintenance Operations and take necessary remedies Initializing Parameters Initialize the parameters e Set n01 to 8 for initialization in 2 wire sequence Setting Parameters Set the parameters required for a test run Set the rated motor current in order to prevent the motor from burning due to overloading No load Operation Start the no load motor using the Digital Operator Set the frequency reference using the Digital Operator and start the motor using key sequences Actual Load Operation Connect the mechanical system and operate using the Digital Operator When ehere are no difficulti
187. that case however take some appropriate measures so that the MCCB will protect all the Inverters from the occurrence of any single short circuit The frequency reference power supply FS of the Inverter is of basic insulation construction When connecting the Inverter to peripheral devices be sure to increase the degree of insulation 32 CHAPTER 3 Preparing for Operation and Monitoring 3 1 Nomenclature ibus the hh aoe a E Ed 34 3 2 Outline of Operation srr e e a e EE E nee 35 33 Nomenclature 3 1 Nomenclature Chapter 3 1 DIGITAL OPERATOR NPJT31250 1 Indicators Data display Setting Monitor item indicators Keys FREQ adjuster Appearance Data display Function Displays relevant data items such as frequency reference output frequency and parameter set values MAX FREQUENCY FREQ adjuster Sets the frequency reference within a range between O Hz and the maximum frequency FREF FREF indicator The frequency reference can be monitored or set while this indicator is lit FOUT FOUT indicator The output frequency of the Inverter can be monitored while this indicator is lit IOUT IOUT indicator The output current of the Inverter can be monitored while this indicator is lit MNTR MNTR indicator The values set in UO1 through U10 are monitored while this indicator is lit F R F R indicator T
188. the frequency reference in remote mode Select the ideal method according to the application n03 Frequency Reference Register 0103 Hex Changes during No Selection operation Setting Oto 4 6 Unit of 1 Default setting range setting Set Values Description The FREQUENCY adjuster on the Digital Operator is enabled Frequency reference 1 n21 is enabled Frequency reference control terminal for 0 to 10 V voltage input is enabled Frequency reference control terminal for 4 to 20 mA current input is enabled Frequency reference control terminal for 0 to 20 mA current input is enabled Frequency reference through communications is enabled Note 1 To input the frequency reference through RS 422A 485 communications set this parameter to 6 Then the frequency reference only through RS 422A 485 communications will be enabled 2 The frequency reference can be input through RS 422A 485 with multi function input settings as well For details refer to 7 2 4 Setting the Multi function Inputs n36 to n39 3 The setting of n03 is valid for frequency reference 1 and is not related to frequency references 2 to 8 Frequency references 2 to 8 are set in n22 to n28 96 Inverter Settings Chapter 7 2 7 2 4 Setting the Multi function Inputs n36 to n39 n addition to the methods described above the RUN command and frequency reference can be input through RS 422A 485 communications by setting the value 18 in any
189. uence including the input timing and NO or NC contact FEn flashing Cooling fan fault FAN The cooling fan has been locked Communications time over CE Normal RS 422A 485 communications were not established within 2 s The Inverter will detect this error if n68 RS 422A 485 communications time over detection selec tion is set to O 1 or 2 The cooling fan wiring has a fault gt Turn off the Inverter dismount the fan and check and repair the wiring The cooling fan in not in good condition Check and remove the foreign material or dust on the fan The cooling fan is beyond repair Replace the fan A short circuit ground fault or disconnection has occurred on the communications line Check and correct the line The termination resistance setting is incorrect gt Set the termination resistance of only the Inverter located at each end of the network to ON Noise influence gt Do not wire the communications line along with power lines in the same conduit Use the twisted pair shielded wire for the communications line and ground it at the Master Master s program error Check and correct the program so that communications will be performed more than once every 2 s period Communications circuit damage If the same error is detected as a result of a self diagnostic test change the Inverter oF i flashing Operation error OPL Parameter setting error
190. uilt in Wiring groove Heat radiation fin Heat sink Fan wind direction 2 Press the left and right sides of the fan cover located on the lower part of the radiation fin in the arrow 1 directions Then lift the bottom of the Fan in the arrow 2 direction to remove the fan as shown in the following illustration Disconnect the wire from the electrical inlet on the bottom of the plastic casing 3 Remove the Fan from the fan cover 4 Mount the new Fan on the fan cover At this time make sure that the wind direction of the fan will be in the direction of the heat radiation fin 5 Mountthe fan cover with the new Fan to the lower part of the heat radiation fin Make sure that the fan cover snaps on securely with the heat radiation fin 6 Wire the power line through the electrical inlet on the bottom of the plastic casing and the wiring groove into the internal circuitry of the Inverter 7 Attach the wire to connector CN4 and attach the bottom cover and front cover 130 CHAPTER 9 Specifications 9 1 Inverter Specifications 0 cece ccc cette tees 132 9 2 Specifications of Accessories 0 ccc eee eens 135 9 2 1 List of Accessories llle 135 9 2 2 Adapter Panel comicios vee eed EGG 136 9 2 3 RS 422 485 Communications Unit 00 002 137 0 2 4 Ban Unies aec A AA tha A ea ne ane 137 9 2 5 Digital Operator 0 0 eect eens 138 9 2 6 Digital Operator Case 2 0 eect
191. unusual noises or vibration and the accumulated operating time should not exceeded the specifications 128 Maintenance and Inspection Chapter 8 3 Periodic Maintenance Parts The Inverter is configured of many parts and these parts must operate properly in order to make full use of the Inverters functions Among the electronic components there are some that require maintenance depending on their usage conditions In order to keep the Inverter operating normally over a long period of time it is necessary to perform periodic inspections and replace parts according to their service life Periodic inspection standards vary with the installation environment and usage conditions of the Inverter The maintenance periods of the Inverter are described below Keep them as reference Maintenance Periods Reference Cooling fan 2 to 3 years Electrolytic capacitor 5 years Fuse 10 years The usage conditions are as follows Ambient temperature 40 C Load factor 80 Operation 8 hours per day Installation According to instructions in manual It is recommended that the ambient temperature and power on time be reduced as much as possible to extend of the life of the Inverter Note For details regarding maintenance consult your OMRON YASKAWA repre sentative Replacement of Cooling Fan If the FAN fault is displayed or the cooling fan needs replacement take the following steps to replace it Cooling Fan Models Inv
192. ves the power factor of the Inverter The DC Reactor suppresses harmonic current more effectively than the AC Reactor Furthermore the DC Reactor can be used in combination with the AC Reactor Applicable Model Inverter DC Reactor Voltage Max Rated current Inductance applicable motor A mH capacity kW 0 1 to 0 75 1 5 to 4 0 0 2 to 0 75 1 5 to 2 2 4 0 139 Specifications of Accessories Chapter 9 2 9 2 9 DIN Track Mounting Bracket 3G3IV PEZZ08122 An adapter making it possible to easily mount the Inverter to DIN tracks Applicable Model Inverter DIN Track Mounting Bracket 3 phase 200 V AC CIMR J7AZ20P 1 20P2 20P4 20P7 3G3IV PEZZ08122A CIMR J7AZ21P5 22P2 3G3IV PEZZ08122B CIMR J7AZ24P0 3G3IV PEZZ08122C Single phase 200 V AC CIMR J7AZBOP 1 BOP2 BOP4 3G3IV PEZZ08122A CIMR J7AZBOP7 B1P5 3G3IV PEZZ08122B 3 phase 400 V AC A4004 A4007 A4015 A4022 3G3IV PEZZ08122B CIMR J7AZ44P0 3G3IV PEZZ08122C External Dimensions mm 3G3IV PEZZ08122A 3G3IV PEZZ08122B 68 128 35 1 DIN track 128 35 1 DIN track a Four M4 tap 52 x o S z a Four M4 tap 140 Specifications of Accessories 9 2 10 AC Reactor Connection
193. ward ON Reverse Reverse Stop Reverse rotation command 2 wire sequence External fault NO ON External fault FPl detection Lis a terminal number External fault NC OFF External fault EFL detection Jis a terminal number Fault reset ON Fault reset disabled while RUN command is input Multi step speed reference 1 Multi step speed reference 2 Multi step speed reference 3 Signals to select frequency references 2 through 8 Note Refer to 5 5 4 Setting Frequency References through Key Sequences for the relationship between multi step speed references and frequency references Note Any multi step speed reference not set is regarded as turned OFF input Inching frequency command ON Inching frequency command taking precedence over the multi step speed reference Acceleration Deceleration time selection External base block command NO ON Acceleration time 2 and deceleration time 2 are selected ON Output shut off while motor coasting to a stop and bb flashing External base block command NC OFF Output shut off with motor free running and bb flashing Search command Searching starts from maximum frequency ON Speed search Searching starts from n09 Search command Searching starts from preset frequency Acceleration Deceleration prohibit command ON Speed search ON Accelerati
194. will be cleared in any of the following cases The Inverter is normal for 10 minutes continuously after the latest fault retry was made Power supply to the Inverter is interrupted A fault reset is input 81 Other Functions Chapter 6 7 6 7 5 Frequency Jump Function n49 to n51 The frequency jump function prevents the Inverter from generating frequencies that make the mechanical system resonate The frequency jump function can be used effectively to set two dead bands of a frequency reference Jump Frequency 1 Changes during operation 0 0 to 400 Hz Unit of 0 1 Hz Default setting setting see note Jump Frequency 2 Changes during operation 0 0 to 400 Hz Unit of 0 1 Hz Unit of setting setting see note Jump Width Changes during operation 0 0 to 25 5 Hz Unit of 0 1 Hz Default setting setting Note Values will be set in 0 1 Hz increments if the frequency is less than 100 Hz and 1 Hz increments if the frequency is 100 Hz or greater Set Values Set n49 and n50 for jump frequencies 1 and 2 to the central values of jumping frequencies These values must satisfy the following condition n49 gt n50 The value in n51 must be set for the jump width This function is disabled with n51 set to 0 0 The operation of the Inverter within the dead bands is prohibited While the Inverter is in acceleration or deceleration control however the Inverter does not jump the bands but changes the frequency
195. y detection level n58 Overtorque being monitored NO contact output Overtorque being monitored NC contact output Output if any of the following parameter conditions is satisfied Overtorque detection function selection n59 Overtorque detection level n60 Overtorque detection level n60 Overtorque detection time n61 Note NO contact ON with overtorque being detected NC contact OFF with overtorque being detected Alarm output ON Alarm being detected Nonfatal error being detected Base block in progress ON Base block in progress in operation with output shutoff RUN mode ON Local mode with the Digital Operator 13 Inverter ready ON Inverter ready to operate with no fault detected 14 Fault retry ON Fault retry Inverter resetting with fault retry n48 not set to 0 15 UV in progress ON Undervoltage being monitored main circuit undervoltage UV or UV1 detected 16 Rotating in reverse direction ON Rotating in reverse direction 17 Speed search in progress ON Speed search in progress Note Use operation in progress set value 1 or idling set value 3 setting for the timing for stopping the motor using a brake To specify a precise stop timing set frequency detection 1 set value 4 or frequency detection 2 set value 5 and set the frequency detection level n58 67 Analog Monitor Output Chapter 5 10 5 10 Analog Monitor Output
196. y result in fire or malfunction Do not allow foreign objects to enter inside the product Doing so may result in fire or malfunction AN Caution ANC ti Do not apply any strong impact Doing so may result in damage to the product aution or malfunction Installation Chapter 2 1 Installation Direction and Dimensions Install the Inverter under the following conditions Ambient temperature for operation panel mounting 10 C to 50 C Humidity 95 or less no condensation Install the Inverter in a clean location free from oil mist and dust Alternatively install it in a totally enclosed panel that is completely protected from floating dust When installing or operating the Inverter always take special care so that metal powder oil water or other foreign matter does not get into the Inverter Do not install the Inverter on inflammable material such as wood Direction Install the Inverter on a vertical surface so that the characters on the nameplate are oriented upward Dimensions When installing the Inverter always provide the following clearances to allow normal heat dissipation from the Inverter W 30 mm min 100 mm min Air Inverter Inverter Inverter pud 100 mm min Air Z Ambient Temperature Control To enhance operation reliability the Inverter should be installed in an environment free from extreme temperature changes If the Inverter is installed in an enclosed environment
197. zed with nO1 for parameter initialization set to 8 or 9 Note While this function is used frequency references can be used with the UP DOWN command or inching frequency command All multi step speed references are disabled Frequency Hold Function Selector Changes during operation Unit of 1 Default setting setting 85 Other Functions Chapter 6 7 Set Values Description The frequency on hold is not retrained The frequency on hold for 5 s or more is retailed Operation of UP DOWN Function RUN command Forward rotation Time UP command S4 DOWN command S5 Output frequency 4 Upper limit Lower limit E Status iu u Hion uini p mini u UiHi D n iH Paese TT TE detection Time Note Status U UP acceleration D DOWN deceleration H Hold U1 Frequency acceleration restricted by upper limit D1 Frequency deceleration restricted by lower limit The following ON OFF combinations of UP and DOWN commands are possible Command Acceleration Deceleration S4 UP command ON OFF S5 DOWN command OFF ON With the UP DOWN function used the output frequency has the following restrictions for upper and lower limits Upper limit The maximum frequency in n09 or the frequency reference upper limit in n30 whichever is smaller Lower limit The minimum output frequency in n14 or frequency reference lower limit in n31 whichever is small

Omron J7 Frequency Converter User Manual

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