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DeviceNet Drive Profile MVW-01

1. 6 MVW 01 Eg DeviceNet Drive Profile MVW 01 Guide 1 3 2 Line Termination To avoid signal reflection the initial and the end points of the network must be terminated with the characteristic impedance Thus a 120 ohms 0 5 W resistor must be connected between the pins 2 and 4 of the Fieldbus connector 1 3 3 Baud rate and Node Address There are three different baud rates for the DeviceNet 125 k 250 k or 500 kbits s Choose one of these baud rates by setting the DIP switch on the communication board The node address is selected by means of the six DIP switches on the electronic board permitting the addressing from O to 63 Baud rate Address ON 1 0 12345067 8 sk 00 o 000000 AA Figure 1 3 Address Configuration and Baud rate NOTE The Baud rate and the address of the inverter on the network are only updated when inverter is powered up 1 3 4 Signaling LEDs The communication board has four signaling LEDs with following functions for the network diagnostics Host Communication O O Network Status Status Module Reseed Network Status Figure 1 4 LEDs for status indication of the Communication board MVW 01 7 E DeviceNet Drive Profile MVW 01 Guide Table 1 1 Signaling of the communication board status LEDs ED Coo Description Data transfer between board inverter OK Data transfer faul
2. clockwise Bit O O it sends a ramp stop command to the inverter At the end of the stop by ramp inverter is general disabled Bit O 1 it sends a general enable command and a CW ramp acceleration command Note this command will be only active when inverter has been programmed for command via Fieldbus refer to the parameters P224 and P227 At the end of the stop by ramp the inverter is general disabled Bit 1 Run CCW counterclockwise Bit 1 0 it sends a ramp stop command to the inverter At the end of the stop by ramp inverter is general disabled Bit 1 1 it sends a general enable command and a CCW ramp acceleration command Note this command will be only active when inverter has been programmed for command via Fieldbus refer to the parameters P224 and P227 Bit 2 Error Reset Bit 2 0 error reset is not executed Bit 2 1 it sends a reset command to the inverter Note after the error reset the inverter losses the control and the reference via network bits 5 and 6 In this case you must reset these bits to be able to write again the desired values m Bit 5 Control via network Bit 5 O it sends a command to the inverter to be controlled locally Bit 5 1 it sends a command to the inverter to be controlled remotely Note this command acts directly on the local remote operation mode To validate this command you must enable the local remote command via Fieldbus P220 7 or 8 and also co
3. 01 medium voltage frequency inverter together with communication board for the DeviceNet Drive Profile has four different data format to be mapped for the inverter LO area assembly instances These instances are defined at P340 The first two options follow the Drive Profile model defined by the ODVA and the other two are specific WEG options Instances Numbenor Drive P340 Input Output Data of the Output are Data of the Input area Profile words 20 70 word 1 control word 1 status ODVA word 2 speed reference word 2 current speed word 1 control WEG word 1 status WEG word 2 speed reference word 2 current speed 100 101 WEG WEG 102 103 1 9 Defined by the Parameters Defined by the WEG Defined by P348 P349 P350 P351 Parameters P352 P353 the Parameter P356 P357 P358 P359 P354 P355 P361 P362 P366 P360 P363 P364 P365 1 5 1 Data Content for Instances 20 70 UTA 2 word 1 control word 1 status word 2 speed reference word 2 current speed When P340 O 20 70 the inverter makes available automatically two write words output and two read words input for the I O area with the content described in the following itens MVW 01 9 E DeviceNet Drive Profile MVW 01 Guide 1 5 1 1 Write Words instance 20 Word 1 Control word Control word formed by 16 bits and each bit having following function Bit Number Es Reserved Bit O Run Bit O O se
4. and negative values mean that the motor is running in CCW direction of rotation For example 1800 0708 motor is running at 1800 rpm at CW direction of rotation 1800 F8F8 motor is running at 1800 rpm at CCW direction of rotation NOTE To ensure that the speed in rpm corresponds exactly to the motor speed you must set the speed scale value at P208 1 5 3 Data Content for Instances 100 101 When P340 2 100 101 has been programmed the inverter will operate in a specific WEG mode Two write words output and two read words input with following content will be available at the I O area 1 5 3 1 Write Words instance 100 Word 1 WEG Logic Command It is the Logic command word through which are sent the commands to the inverter via network For knowing the structure of this word refer to the item 1 5 4 3 1 P370 WEG Logic Command 14 MVW 01 meg DeviceNet Drive Profile MVW 01 Guide Word 2 Speed reference The word through which are sent the speed reference to the inverter via Fieldbus For knowing the structure of this word refer to the Item 1 5 4 3 2 P371 Speed Reference 1 5 3 2 Read Words instance 101 Word 1 WEG Logic Status It is the logic status word through which the inverter shows the network status For more details about the structure of this word refer to the item 1 5 4 3 4 P373 WEG Logic Status Word 2 Motor Speed This word contains the curr
5. created in order to enable which inverter commands and status may be accessed These parameters can not be viewed in the inverter HMI but they can be indicated in the parameters P348 to P365 and accessed through the l O areas These parameters are 1 5 4 3 1 P370 WEG Logic Command This is a read write parameter that can be accessed only via Fieldbus Through this parameter are sent commands to the inverter via network This parameter is formed by16 bits and each bit has following function Bit Number Disables ramp Enables ramp General Disable General enable Counterclockwise direction of Clockwise direction of rotation rotation Disable JOG Enable JOG Local Reserved De Reserved Reset is not executed Command inactive Command inactive Command inactive Command inactive Command inactive Reserved Reserved Enz Command inactive Reset command mask 16 MVW 01 1 2 3 4 5 7 10 11 12 ie 14 15 lt ven DeviceNet Drive Profile MVW 01 Guide The logic command is divided in 8 high order bits which are responsible for enabling each command sent in the 8 low order bits If the mask in the high order bits is enabled the inverter will execute the command indicated in the corresponding low order bit If the mask is enabled the inverter will disregard the value sent in the corresponding low order bit For controlling the functions of the Logic Command you must set the respective inverter paramet
6. master this error will also be indicated The main causes for this error are m Inverter configuration problem P309 must be configured correctly for the desired Fieldbus option For DeviceNet Drive Profile you must program P309 10 Board position problem If the communication board is not connected or it has grounding connection problems bad contact bent pin the inverter can display this error 20 MVW 01 eg DeviceNet Drive Profile MVW 01 Guide NOTE O m When the error E29 or E30 is detected and the inverter is controlled by the Fieldbus network the action that has been programmed at P313 will be executed Type of disabling by E29 E30 m For executing the self tuning procedure for the vector mode the communication must be disabled otherwise problems can occur during the communication 1 8 OBJECT CLASSES FOR THE DEVICENET NETWORK One DeviceNet network node has several attributes which are grouped into instances and classes through which you can access many information about the equipment Find below the list of classes and attributes that can be accessed via network for the MVW 01 with the DeviceNet Drive Profile communication board 1 8 1 Identity Object Class 01 Attributes of the Instance 1 Attribute Access Name Description Standard Type 4 Get Revision Revision of the 101 Struct of communication card UINT8 UINT8 5 Get status Unte 6 Get Serial Number Serial number
7. number with signal as complement of 2 Each unit represents 1 rpm The negative values are interpreted by the inverter as reference to run the motor CCW Thus we will have two examples 1200 04B0 e reference of 1200 rpm with CW direction of rotation 1200 FB50 reference of 1200 rpm with CCW direction of rotation hex MVW 01 13 DeviceNet Drive Profile MVW 01 Guide eq NOTE Ge The reference value will be used only by the inverter when it is programmed for receiving the reference via Fieldbus refer to the parameter P221 and P222 Negative values will only change the direction of rotation when the inverter is programmed to be commanded via Fieldbus refer to the parameters P223 e P226 m t is required that the sent values are within the min and max adjustable range allowed for the references that are programmed at the parameters P133 and P134 Otherwise inverter will not consider the received value To ensure that the rpm reference corresponds to the motor reference you must set the speed scale value at P208 When a negative reference value is sent jointly with a CCW run command the inverter will run the motor in CW direction of rotation 1 5 2 4 Motor Speed for Instances 70 and 71 The effective motor speed in transmitted by the inverter as a whole number with signal as complement of 2 Each unit represents 1 rpm Positive values mean that the motor is running in CW direction of rotation
8. stopped Bit 3 1 inverter is running counterclockwise Bit 4 Ready Bit 4 O inverter is initializing or is in error status Bit 4 1 inverter is initializing without fault 12 MVW 01 eg DeviceNet Drive Profile MVW 01 Guide Bit 5 Control via network Bit 5 O inverter is in local mode Bit 5 1 inverter is in remote mode Note program P220 P226 P227 and P228 to Fieldbus for ensuring that this bit really shows that the control is being made via Fieldbus Bit 6 Reference via network Bit 6 0 inverter is not using the reference received via network Bit 6 1 inverter is using the reference received via network Bit 7 Running at reference value Bit 7 O inverter is not driving the motor at the indicated reference value Bit 7 1 inverter is driving the motor at the indicated reference value Note inverter considers an error when synchronous motor speed deviates by more than 0 5 from the reference value Inverter status byte which can assume following values Byte value Meaning Wee wie SSCS Notready 1 Stopping It detects only when the Ea command is given via Fieldbus Inverter does not have this status Mineo e Word 2 Motor speed a 4 Enabled o aa See item 1 5 2 4 Motor Speed for Instances 70 and 71 1 5 2 3 Speed Reference for Instances 20 and 21 In the instances 20 and 21 output the speed reference is received by the inverter as a whole
9. Motors Energy Automation Coatings DeviceNet Drive Profile MVW 01 Installation Configuration and Operation Guide Language English u ARAN Al Tt meg Index 1 DEVICENET DRIVE PROFILE nnnnnnnnnsnnnnnnnnnnnnnnnnonononnnenenunnnnnnnnnannnnnnnnnnnn 5 1 1 DEVICENET DRIVE PROFILE PARAMETER LIST csssecsseecesseeeeesseeeesseeee 5 1 2 INSTALLATION OF THE FIELDBUS KIT cs cccsseeeesseeeeeneeeeesseeeensneeeensneeesenees 6 1 3 INTRODUCTION TO THE DEVICENET ccsseecssseeeeseeeeeesseeeesseeeensneeeenseeesenees 6 1 3 1 Cable and Connector 000 a2sossasosacninsanesiapincaaacassinssacanicanpnadandiia o 6 1 3 2 Line Termination iii 7 1 3 3 Baud rate and Node Address ccccssssseeeeeseeeeeeeeeeeseseeeeeeeesseneeeeeeeneeenes 7 1 3 4 Signaling LEDS ssesccteesecestectseccseesiecvaceccesencesrectecaccnuecsnusene ceed sonsenceereceesucs 7 1 3 5 Configuration File EDS File ccssecsssecsseeessseeeesseeeesseeesesseeeseseenens 8 1 4 INVERTER PARAMETER SETTING uuszuusunuannennnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnen 8 1 5 WO DATA E 9 1 5 1 Data Content for Instances 20 70 occoonnccccccnnnnnanonennnnnnnnnnnnernnnnannrrennnanans 9 1 5 1 1 Write Words instance 20 uuusuuuunnannennnnnnnnnnnnunnnnnunnnnnnnnnnnnnnnannnnnnnnnnn 10 1 5 1 2 Read Words instance 70 uuuruunannnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnen 10 1 5 2 Data Content for Insta
10. ask RL3 Command Mask RL4 Command Mask RL5 Command Mask Reserved Bit Number Command inactive Command inactive Command inactive Command inactive Command inactive Command inactive Command inactive a a gt DT o Reserved al MVW 01 17 DeviceNet Drive Profile MVW 01 Guide meg As for the logic commands also the driving of the digital outputs is divided in masks high order bits and output values low order bits The output value will be updated only when the corresponding mask in the high order bits is active otherwise the value will be disregarded To drive the output via network you must program the parameters relating to these outputs P275 P280 to the Fieldbus option 1 5 4 3 4 P373 WEG Logic Status Read parameter where is indicated the inverter status and which can be accessed only via Fieldbus This parameter is formed by 16 bits divided into 8 low order bits indicating the error code and 8 high order bits indicating the inverter status _BitNumber Bit 0 Bisi Dis loca JRemote 15 When the bit 15 of the logic status is active indicating inverter error the eight low order bits of the logic status will indicate the error code which can be a Hardware error refer to the item 7 1 in the user manual Errors and Possible Causes or a Software error refer to the item 1 5 4 4 Software Error 1 5 4 3 5 P374 Motor Speed Read parameter through which the inverter allo
11. e the inverter parameter setting NOTE Remember that the parameters POOO P001 P215 and P408 are not available for the access via network MVW 01 29 WEG Equipamentos El tricos S A Jaragu do Sul SC Brazil Phone 55 47 3276 4000 Fax 55 47 3276 4020 S o Paulo SP Brazil Phone 55 11 5053 2300 Fax 55 11 5052 4212 automacaoQweg net www weg net 11249751 Document 10000627304 00
12. ection Objects UINT16 Attribute 24 MVW 01 E DeviceNet Drive Profile MVW 01 Guide Attributes of the Instance 2 Change of state Cyclic Connection Instance Access Name Description Standard Type G State of the object UINT8 Get j 1 Instance Type Indicates either I O or Messages 1 Connection 3 Transport Class Defines behavior of the Trigger Connection 4 Produced Placed in CAN Identifier Field Connection ID when the Connection transmits 5 Consumed CAN Identifier Field value that Connection ID denotes message to be received EE G Initial Defines the message group s UINT8 Communication across which productions and Characteristics consumptions associated with this Connection occur 1 et Get Get Get Get et 7 Get Produced Maximum number of bytes UINT16 Connection size transmitted across this Connection Set et et et et et et 2 UINT8 UINT8 UINT16 UINT16 Connection size received across this Connection Package Rate Connection 12 Watchdog Defines how to handle Inactivity timeout action Watchdog timeout 3 G Produced Number of Bytes in the produced 3 Connection Path connection path attribute Length UINT16 UINT8 UINT16 Produced Specifies the Application Object s Array of Connection Path whose data is to be produced by UINT8 G these Connection Objects G Consumed Number of bytes in the consumed 5 UINT16 Connection Path connection path attribute Length G Consumed Specifi
13. ent motor speed For more details about the structure of this word refer to the item 1 5 4 3 5 P374 Motor Speed 1 5 4 Data Content for Instances 102 103 The number of words and the data content in the l O area for the instances 102 output and 103 input can be configured by the user through the parameters 348 to 366 1 5 4 1 Selection of the Number of Words for the I O area For the instances 102 103 you can select the number of I O words at P366 Each word represents one parameter and the parameters that are available at the I O area are selected at P348 to P365 You can map 1 up to 9 parameters The number of read parameters input will be always equal to the number of the write parameters output 1 5 4 2 Parameter Selection for the I O area Once selected the number of words which should be mapped for the I O you must select the information that these words represent For this you must configure the parameters P348 to P365 Here you can configure 9 parameters for the read area and 9 parameters for the write area For instance if you want to achieve information about the current POO3 and the torque P009 and to write information about the acceleration ramp P100 and the deceleration ramp P101 you must to program the inverter as follows P366 2 indicating that 2 read parameters and 2 write parameters will be mapped P348 100 indicating that the first write word will be the content for P100 P349 101 i
14. equency Sa pe rom lm Set from Motor nameplate 26 MVW 01 eg DeviceNet Drive Profile MVW 01 Guide 1 8 8 Control Supervisor Object Class 29 Attributes of the Instance 1 Access Name Description Standard Get Set BOOL Get Set Get Set NetCtrl O Local Control 1 Control from Network G State O Vendor Specific 1 Startup 2 Not ready 3 Ready 4 Enabled 5 Stopping 6 Fault Stop 7 Fault G G Fault O No Faults Present 1 Fault Occurred 0 gt 1 Reset Fault G Fault Code If fault is active this attribute indicates the code for the fault If fault is not active it indicates the last error code G Crt From Net O Control is local 1 Control is from Network UINT16 et et et et Ready O Other State 1 Ready or Enabled or Stopping et et et Attribute Ce i O uN HEN Get Running2 Runningreverse MVW 01 27 E DeviceNet Drive Profile MVW 01 Guide 1 8 9 AC DC Drive Object Class 2A Attributes of the Instance 1 Access Name Description Standard Type At Reference Frequency arrival BOOL et 3 Get Set Net Ref O Set reference not DN Control BOOL 1 Set Reference at DN Control G et Set Drive Mode O Vendor specific mode 1 UINT8 1 Open loop speed Frequency 2 Closed loop speed control 3 Torque control 4 Process control e g Pl 5 Position control Speed Actual Speed Actual Actual drive speed Sa SINT16 Get Se
15. ers with the Fieldbus option Local remote selection P220 Direction of rotation P223 and or P226 General enable Run Stop P224 and or P227 Jog selection P225 and or P228 1 5 4 3 2 P371 Speed Reference Read write parameter through which is sent via network the speed reference value to the inverter This variable represented by a 13 bit resolution Thus a reference value equal to 8191 IFFF corresponds to the synchronous motor speed which is 1800 rpm for an IV pole motor and a 60 Hz line It is possible to sent higher values than the synchronous speed values higher than 13 bits provided the value sent to the inverter converted to rem is within the reference range programmed in the inverter P133 and P134 The reference value is always positive For inverting the direction of rotation use the 2 and 10 of the Logic Command To ensure that the reference value is accepted by the inverter you must program the parameter P221 and or P222 to the Fieldbus option 1 5 4 3 3 P372 Command for the Digital Output Read write parameter for driving the digital outputs of the inverter via network A 16 bits word divided into 8 high order bits and 8 low order bits with the following structure ae DO1 Output inactive DO2 Output inactive RL1 Output inactive RL2 Output inactive RL3 Output inactive RL4 Output inactive RL5 Output inactive Reserved DO1 Command Mask DO2 Command Mask RL1 Command Mask RL2 Command M
16. es the Application object s Array of Connection Path that are to receive the data UINT8 consumed by this Connection object G Production Defines minimum time between UINT16 Inhibit Time new data production This attribute is required for I O Client connection 7 Attribute zu MVW 01 25 E DeviceNet Drive Profile MVW 01 Guide 1 8 6 Acknowledge Handler Object Class 2B Attributes of the Instance 1 Besodption standard E Ee Time to wait for acknowledge UINT16 Timer before resending Retry Limit Number of Ack Timeouts to wait UINT8 before informing the producing application of a Retry_Limit_ Reached event COS Producing Connection Instance which Connection contains the path of the producing Instance I O application object a which will be notified of Ack Handler events 1 8 7 Motor Data Object Class 28 hex UINT16 Attributes of the Instance 1 Attribute Access Name Description Standard Type 3 Get MotorType O Non Standard Motor 7 UINT8 Set 1 PM DC Motor 2 FC DC Motor 3 PM Synchronous Motor 4 FC Synchronous Motor 5 Switched Reluctance Motor 6 Wound Rotor Induction Motor 7 Squirrel Cage Induction Motor 8 Stepper Motor 9 Sinusoidal PM BL Motor 10 Trapezoidal PM BL Motor EJB Rates Stator Current from Motor UINT16 Set nameplate 7 Get Rated Voltage Rated Base Voltage from Motor UINT16 Set nameplate Br Rated Electrical Frequency UINT16 Set Fr
17. ge to be received Initial Defines the message group s UINT8 Communication across which productions and Characteristics consumptions associated with this Package Rate Connection 1 Get Watchdog Defines how to handle Inactivity timeout action Watchdog timeout G Produced Number of Bytes in the produced Connection Path connection path attribute Length UINT8 5i Consumed Maximum number of bytes 512 UINT16 Connection size received across this Connection 25 6 UINT16 Produced Specifies the Application Object s Array of Connection Path whose data is to be produced by UINT8 these Connection Objects G Consumed Number of bytes in the consumed 256 UINT16 Connection Path connection path attribute Length Ge Ge Ge Ge Ge Connection occur Ge Ge Se Se e e e e e et t t MN l HN u t Produced Maximum number of bytes 2 UINT16 Connection size transmitted across this Connection Wee t MN t a Kei t t t t UINT16 Attribute Consumed Specifies the Application object s Array of Connection Path that are to receive the data UINT8 consumed by this Connection object G Production Defines minimum time between Inhibit Time new data production MVW 01 23 E DeviceNet Drive Profile MVW 01 Guide Attributes of the Instance 2 Polled I O Connection Instance Access Name Description Standard Type State of the object 1 UINT8 Instance Type Indicates either I O or Messages Co
18. he digital inputs sono seen 19 1 5 4 4 Software Efror z 2 2 02 440200000402 U 400000 4400 Hanna ana screens 1 6 VARIABLES SCAN TIME u x242 0u008 00nBnanuwnannensun wenn nnnnnnnn nenn ocsusicpaniscocas ace 1 7 COMMUNICATION ERROR 1 7 1 E29 Fieldbus Communication is inactive ss asso 20 1 7 2 E30 Fieldbus board inactive unsunnnnannnnnnnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 20 1 8 OBJECT CLASSES FOR THE DEVICENET NETWORK 21 1 8 1 Identity Object Class 01 ni cancer anaa 21 1 8 2 Message Router Object Class 02 g mrrennsnnnnnnnnnnnnnnnnnnnnnnnnnnnennanenern 21 1 8 3 DeviceNet Object Class D mrennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannan nenn 21 1 8 4 Assembly Object Class Q4 rnrennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannern 22 1 8 5 DeviceNet Connection Object Class 05 neem 23 1 8 6 Acknowledge Handler Object Class 2B in 26 1 8 7 Motor Data Object Class 28 rennnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnann nern 26 1 8 8 Control Supervisor Object Class 29 rrsnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnenn 27 1 8 9 AC DC Drive Object Class 2A cocoa 28 1 8 10 Vendor Specific Object Class 90 mrrenrnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenn nenn 28 eg DeviceNet Drive Profile MVW 01 Guide DEVICENET DRIVE PROFILE MVW 01 GUIDE 1 DEVICENET DRIVE PROFILE It was developed with t
19. he purpose of making available in the product a DeviceNet communication interface with the following characteristics Enabling the inverter parameter setting through the network and giving direct access to the parameters with messages sent by the master Following the standard for the Device Profile for AC and DC Drives specified by the ODVA Open DeviceNet Vendor Association which defines a common object set for drives that operate in DeviceNet network This guide gives a general overview about the DeviceNet operation showing mainly the parameter setting and the inverter operation on this network Detailed protocol description can be gotten from ODVA 1 1 DEVICENET DRIVE PROFILE PARAMETER LIST Adjustable Range Factory Setting P309 Fieldbus Oto 10 O Inactive 10 DeviceNet Drive Profile P340 1 0 Instances 0520 4710 0 20 70 1 2 774 2 11010 TOA B 102 108 P351 WriteParameter 4 omg o P365__ ReadParameter 4 Oto9 o Paso WriteParameter 5 otos o P357 WriteParameter 6 fotos o P358__ WriteParameter 7 otos o Pasg WriteParameter 8 omg Jo Pato WriteParameter 9 fotos o P3ei__ ReadParameter 5 otosw o _P862 ReadParametert fotos o Paes ReadParameter 7 Oto9 o P364 ReadParametert8 O0to999 o P365 ReadParametert9 fotos o MVW 01 5 E DeviceNet Drive Profile MVW 01 Guide 1 2 INSTALLATION OF THE FIELDBUS KIT For DeviceNet communicati
20. isabled inverter Parameter setting error A125 caused by Reading of no existing parameter or a Writing of non existing parameter A126 The desired content value is out of range A127 caused by The function selected in the Logic Command is not enabled for Fieldbus or Digital Output Command is not enabled for Fieldbus or writing in Read Only Parameter 1 6 VARIABLES SCAN TIME The variables scan time through DeviceNet network can be divided into two parts Data sending and data receiving time via network this time depends on several factors related to the application Among these factors are the baud rate of the DeviceNet network the number of elements in the network and the number of data transferred with each element MVW 01 19 DeviceNet Drive Profile MVW 01 Guide eg Time for updating the received data for the data updating time the inverter access and updates at every 20 ms the information on the communication board The data mapped at the I O area are updated according to this scan time that must be included in the total calculation time for updating these variables 1 7 COMMUNICATION ERROR Two errors can occur during the communication of the inverter with the network E29 or E30 1 7 1 E29 Fieldbus Communication is Inactive The fault message E29 indicates that there is some communication problem between the network master and the communication board The main causes for these errors a
21. nces 21 71 uzaansunnannunnannnunnnnnunnnnnnnnunnnnnnannnnnnnnnnn 11 1 5 2 1 Write Words instance 21 2 2 0 sscsssuncassscassisassaesazascesasoscasiacassssac a ass 11 1 5 2 2 Read Words instance 71 uursnunnnannennannnnnannnnnnnnnnnnnnnnnnnnnnnnnannnnnnnnnnn 12 1 5 2 3 Speed Reference for Instances 20 and LA occcccnccccnnccnnacnnnnnnnenonnononon 13 1 5 2 4 Motor Speed for Instances 70 and 71 sono 14 1 5 3 Data Content for Instances 100 101 unnnsnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnne 14 1 5 3 1 Write Words instance 100 oocccocnnccononnnennnnnonasnnccnnnnnennnnnernnnnncnnanernnnnnos 14 1 5 3 2 Read Words instance 101 2a 15 1 5 4 Data Content for Instances 102 103 unssnnuunannnnnnnnnnnnnnnnnnnnnnnnnannnnnnnnnnn 15 1 5 4 1 Selection of the Number of Words for the I O area 15 1 5 4 2 Parameter Selection for the UO area ooonocconcncconnnnnnnnnnecnnnnncnnnnrnnannnnos 15 1 5 4 3 Specific Parameters for the I O area uunuunnuunnnnnnnnnnnnnnnnnnnnennnnnnnnnne 16 1 5 4 3 1 P370 WEG Logic Command uussuunnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 16 1 5 4 3 2 P371 Speed Reference s40200204H0H000nnnnnnnunennnnnnnnannn nun 17 1 5 4 3 3 P372 Command for the Digital Output uunssssnnnsnnnnnnnnnnennnnnnnnnen 17 1 5 4 3 4 P373 WEG Logic Status 1 5 4 3 5 P374 Motor Speed eege ENEE eeEEEEEEEEE 1 5 4 3 6 P375 Status of t
22. ndicating the second write word will be the content for P101 P352 3 indicating that the first read word represents the content of POO3 P353 9 indicating that the second read word represents the content of P009 As only two read words and two write words are used the other parameters used for mapping the remaining words will not be considered MVW 01 15 DeviceNet Drive Profile MVW 01 Guide nen The content of each parameter is transmitted as being one word and for interpreting the sent and received values correctly you must consider the decimal places used in the parameters For example for an acceleration time P100 of 5 0 seconds as we have a decimal place for resolution the effective value to be transmitted in the word is 50 0032 For the parameter list existing in the inverter refer to the MVW 01 user manual he j NOTE Ge Almost all inverter parameters described in this manual are available for mapping the I O area excepting the parameters POOO P001 P215 and P408 The parameters mapped for read word are updated constantly by the network but they are not stored in the EEPROM memory In the case of an inverter reset the values are restored to the previous values 1 5 4 3 Specific Parameters for the I O area In addition to the inverter parameters described in the Parameter List of the user manual there are other parameters that can be accessed only through the I O area The parameters have been
23. nds the ramp stop command via ramp to the inverter Bit O 1 sends the ramp enable command to the inverter motor run Note this command will be only active when the inverter has been programmed for the command via Fieldbus see parameters P224 and P227 Bit 2 Error Reset Bit 2 O errors will not be reset Bit 2 1 sends the reset command to the inverter Word 2 Speed reference Refer to the item 1 5 2 3 Speed Reference for Instances 20 and 21 1 5 1 2 Read Words instance 70 Word 1 Status word Status word formed by 16 bits and each bit having following function N doBit pn Bisi EEE 7 No fault With fault DEE Reserved 2 Stopped se Reserved Bit O Error Bit O O inverter is not in error status Bit O 1 inverter has some activated error Bit 2 Running Bit 2 O inverter is stopped Bit 2 1 inverter is driving the motor Word 2 Motor Speed Refer to the item 1 5 2 4 Motor Speed for Instances 70 and 71 10 MVW 01 ven DeviceNet Drive Profile MVW 01 Guide 1 5 2 Data Content for Instances 21 71 When P340 1 21 71 the inverter makes available automatically for the I O area two write words output and two read words input with following content 1 5 2 1 Write Words instance 21 Word 1 Control word Control word formed by 16 bits where each bit has following function Bit Number Run CWW Ts O Reserved Bit O Run CW
24. nfigure the commands of the remote mode to Fieldbus P226 P227 and P228 MVW 01 11 DeviceNet Drive Profile MVW 01 Guide nen Bit 6 Reference via network Bit 6 O it send a command to the inverter to use the local reference Bit 6 1 it sends a command to the inverter for using the received reference via network Note This command changes the values programmed in the parameters P221 e P222 When the reference is via network both P221 and P222 are programmed to 10 Fieldbus When the reference is via local mode the inverter restores the firstly programmed values and which have been saved during the inverter start up Word 2 Speed Reference Refer to the item 1 5 2 3 Speed Reference for Instances 20 and 21 1 5 2 2 Read Words instance 71 Word 1 Status word The Status Word is formed by 16 bits and each bit has following function _BitNumber Bit 0 0 Bisi D Noemor With error 1 Notused Waming 2 Stopped Running CW 3 Stopped Running CCW 4 Notused Ready 5 JlocalControl Controlvianetwork 6 Localreference Reference via network Bit O Error Bit O O inverter is not in error status Bit O 1 inverter has some acting error Bit 1 Warning The MVW 01 no has warning message Bit 2 Running CW clockwise Bit 2 O inverter is stopped Bit 2 1 inverter is running clockwise Bit 3 Running CCW counterclockwise Bit 3 O inverter is
25. nnection Transport Class Defines behavior of the Trigger Connection Produced Placed in CAN Identifier Field Connection ID when the Connection transmits Ka Consumed CAN Identifier Field value that UINT8 UINT8 UINT16 UINT16 Connection ID denotes message to be received et 1 ER o l BE t Initial Defines the message group s UINT8 Communication across which productions and Characteristics consumptions associated with this Connection occur t Produced Maximum number of bytes UINT16 Connection size transmitted across this Connection l ER t a Es t t t t Ge Ge Ge Ge Ge Ge Ge Consumed Maximum number of bytes Connection size received across this Connection Se Ge e Ge Ge Ge e UINT16 Package Rate Connection Watchdog Defines how to handle Inactivity UINT8 timeout action Watchdog timeout G Produced Number of Bytes in the produced 3 UINT16 Connection Path connection path attribute Length Array of UINT8 Connection Path connection path attribute Length Consumed Specifies the Application object s Consumed Number of bytes in the consumed UINT16 Array of UINT8 Connection Path that are to receive the data consumed by this Connection object G Production Defines minimum time between Inhibit Time new data production This attribute is required for I O Client connection Produced Specifies the Application Object s Connection Path whose data is to be produced by these Conn
26. of the device UINT32 Product Name MVW O1 SHORT STRING Get Configuration Contents identify UINTO Consist Value configuration of device 1 8 2 Message Router Object Class 02 Class Attributes Attribute Access Name Description Standard Type 1 Get Revision 0 Array of UINTS 1 8 3 DeviceNet Object Class 03 hex Attributes of the Instance 1 Attribute Access Name Description Standard Get MAC ID Node address UINT8 Get Baud Rate Baud Rate of the device O UINT8 5 Get Allocation Allocation Choice Master s Struct of MVW 01 21 DeviceNet Drive Profile MVW 01 Guide E 1 8 4 Assembly Object Class 04 Supported Instances Instance Type Name 20 Output Basic Speed Control Output 70 mut BasicSpeedControlImput 21 Output Extended Speed Control Output mi Input Extended Speed Control Input 22 MVW 01 eg DeviceNet Drive Profile MVW 01 Guide 1 8 5 DeviceNet Connection Object Class 05 Attributes of the Instance 1 Explicit Connection Instance Access Name Description Standard Type State of the object 1 UINT8 Si Instance Type Indicates either I O or Messages UINT8 Connection Transport Class Defines behavior of the com UINT8 Trigger Connection Produced Placed in CAN Identifier Field Connection ID when the Connection transmits E Consumed CAN Identifier Field value that UINT16 UINT16 Connection ID denotes messa
27. on a KFB DD kit containing DeviceNet Drive Profile communication board m Cable with connector for line connection EDS network configuration file DeviceNet Drive Profile guide For kit installation when the kit is supplied separately refer to the item 8 41 in the MVW 01 Frequency Inverter Manual Installation of the Fieldbus kit where you can find all installation procedures 1 3 INTRODUCTION TO THE DEVICENET The DeviceNet communication is used for industrial automation mainly for the control of valves sensors input output units and automation equipment The DeviceNet communication link is base on a CAN communication protocol Controller Area Network figure 1 1 gives a general view of a DeviceNet Terminator Tap Terminator Trunk Line Node Node Drop Line Node Node Node Node Node Node Nodel NNode Figure 1 1 DeviceNet Network 1 3 1 Cable and Connector The DeviceNet network uses a shielded twisted pair copper cable One pair makes the 24 Vdc power supply to the different nodes and the other pair is used for the communication signal An example of connector for the MVW 01 together with the wire color outline used for the connection is presented in the figure 1 2 a Shea SHIELD a m Figure 1 2 Connector for the DeviceNet network
28. re Problems with the communication cable the connection cable between the network master and slave can be interrupted some point may have contact problem or the cable connection may be wrong Network without power supply the DeviceNet network has a twisted pair cable that supplies 24 Vdc to the slaves and this power supply must be On Master configuration problems the network master must be ON and configured correctly for the inverter communication The number of WO word is not correct the master must be configured for the communication with the inverter and the number of the master I O words must be according to the inverter programming For more details about the number of words used for the communication refer to item 1 5 Data Content Master in IDLE status one of the conditions for indicating the E29 fault is when the network master enters in the IDLE status In this case in spite the communication board remains indicating that it is on line the fault message will be indicated 1 7 2 E30 Fieldbus Board Inactive The fault Message E30 indicates that there s some problem in the data transfer between the communication board and the inverter control board This error will be indicated mainly during the inverter start up However if after the start up an interval longer that 1 second is detected without data exchange between the board and the inverter which is executed cyclically independent of the communication with the
29. t Speed Ref Speed Reference ES SINT16 Current Actual Actual current Es UINT16 Input voltage Input voltage C UINT16 Get Output voltage Output voltage Do UINT16 Get Set Acceleration Acceleration time time Get Set Deceleration time time Speed Scale Speed scaling factor EEE INTS Current scaling factor une UINT16 UINT16 Get Set Power scaling factor Get Set Voltage Scale Voltage scaling factor Get Set Time scaling factor Get Ref from Net O Local speed reference 1 DeviceNet speed reference 1 8 10 Vendor Specific Object Class 90 INT8 INT8 INT8 Attribute 8 o Get Poweractual Actualpower JUNG In this class are available practically the whole MVW 01 parameter list This class is divided into several instances and in each instance you can access a group of parameters as shown in table below P300 P399 P400 P499 P500 P599 28 MVW 01 Eg DeviceNet Drive Profile MVW 01 Guide You can access each inverter parameter though the instance attributes Parameter Number of the Instance Number to which the Number corresponding attribute attribute belongs Poo2 102 P003 B100 sm Se The read or write access depends on the accessed parameter number These attributes are mapped in the configuration EDS file supplied with this communication board Through this file you can inform to the configuration software the addresses for the parameter access and thus execut
30. t between board inverter Host Communication Status OK permanent Data transfer fault between board inverter Red flashing temporary Off Without supply off line Link operating connected Network Status Red Critical fault at link Red Fault mot correctable SSCS i 1 3 5 Configuration File EDS File Each element of a DeviceNet network is associated to an EDS file which has all information about the element This file is used by the configuration program during network configuration Use the file with the extension EDS supplied with the Fieldbus kit NOTE Ge For this firmware version together with the communication board you can program the master communication with two different connection types Polled or Change of State amp Cyclic 1 4 INVERTER PARAMETER SETTING There is a set of parameters which enables and configures then inverter operation on the DeviceNet network Before starting the network operation you must configure these parameters to ensure proper inverter operation P220 P228 These parameters define the command source for the inverter in Local and Remote modes For the commands you want to operate via network you must program these parameters to Fieldbus option For more detail about theses parameters refer to the user manual m P309 When the Fieldbus kit is installed the parameter P309 enables the operation via communication board To operate the inverter via DeviceNet Dri
31. ve Profile board you must configure P309 10 m P313 If the inverter is being controlled by the network master but some communication fault is detected the inverter will display E29 refer to the item 1 7 1 for more details In this case you can program the inverter to adopt some actions such as motor disabling This action is controlled by the parameter P313 8 MVW 01 eg DeviceNet Drive Profile MVW 01 Guide m P340 This parameter defines how the data in the I O area of the network master will be available There are four options two options follow the Drive Profile model defined by the ODVA and the other two are specific WEG options P348 P365 When you make the selection P340 3 102 103 you can select through the parameters P348 to P365 the parameters which should occupy the master I O area There is also another group of special parameters P370 to P375 available only via Fieldbus for controlling and monitoring the inverter status P366 When P340 3 this parameter defines the number of words 1 word 2 bytes mapped for the I O area each word corresponds to a parameter The content of each word is selected through the Parameters P348 to P365 Up to 9 read parameters input and up to 9 write parameters output can be mapped The changes of these parameters will be accepted only when inverter is switched off on Please find below a detailed description of these parameters 1 5 I O DATA The MVW
32. ws reading the motor speed This variable is shown by using a 18 bits resolution signal as complement of 2 Thus the rated value will be equal to 8191 IFFF CW direction of rotation or 8191 E001 CCW direction of rotation when the motor is running at synchronous speed or basic speed for example 1800 rpm for IV pole motor 60 Hz The value of the 13 bits is used only as base for the representation speed values higher than 13 bits can also be indicated 18 MVW 01 meg DeviceNet Drive Profile MVW 01 Guide 1 5 4 3 6 P375 Status of the digital inputs Read parameter that allows monitoring of the inverter digital inputs via network A 16 bits word which has exactly the same structure as the parameter P012 Each bit has following meaning Bit Number Bit 0 Bit 1 DIA i np i z Se E i NE nput DIS inact Input DIS active nput DI2 inact nput DI inactive Input DI active 8 15 Reserved ut D 17 D 16 i put D I5 i tD 18 i tD 12 i put D 1 D 1 5 4 4 Software Error When the inverter receives any undue command via network it indicates some specific errors to the master informing which the cause of this error is These indications will be made only in the logic status word refer to the item 1 5 4 3 4 P373 WEG Logic Status however these indications are not displayed on the inverter HMI Following fault messages are displayed A124 Parameter changing permitted only with d

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