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WEG CFW500 Variable Frequency Drives DeviceNet User`s Manual

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1. 6 1 na 28 5 SUPPORTED OBJECT 56 86 2 2222 22 2222 nnmnnn nnn nnna 29 5 1 IDENTITY GLASS O1H 5i copo ruo ri aaa ena reo ono nus oaa eoa eon F Ee ay auae pua uupa aspas RASNA 29 5 2 MESSAGE ROUTER 55 02 arr 29 5 3 DEVICENET CLASS 09H 5 0 ona carcasa oca 29 5 4 ASSEMBLY CLASS 04H 2 222 uxo nay uoa ar aer esi EP 29 5 5 GONNECTION CLASS Obl 26r o eon eo opua s ona oon aranea eO acoge par Eos aS sess 30 5 5 1 Instance 1 Explicit Message ccc e eee eee rue e ru eue cae nn e cee nn nn 30 5 5 2 Instance Z Polled coiere pci e coo ciu cou uera ose pu au Eau ean enu enu Cau eaa nan nya aano yu aye 30 5 5 3 Instance 4 Change of nnn nnn 31 5 6 MOTOR DATA CLASS 28H 2 2 riae eo rotura o op paca noir Ure irn reni Tero Re 31 5 7 CONTROL SUPERVISOR CLASS 29 2 4 4
2. 1 1 1 6 nnn nnn 23 P0710 DEVICENET I O 2 6 nnn 24 P0711 DEVICENET READING 3 nnn nnn nna san nnn nn nnn 27 0712 DEVICENET READING 4 27 P0713 DEVICENET READING 5 nhu nnn nnn nna ann nnn nnn nnn nn 27 P0714 DEVICENET READING 36 5 410211 er ener ia 27 P0715 DEVICENET WRITING 3 1 6 nnn nnn n n 27 0716 DEVICENET WRITING 184 eiie eere e cnr rante e noon eno iaaiiai anaes ainiai 27 P0717 DEVICENET WRITING 5 nnn nn 112111111 nnn nna nnn nnn nn nnn nnn 27 P0718 DEVICENET WRITING 8G iscesccccecesccnsccecctercustessenseccestuncnnsccssuccuecsecssceseucsccedccssctectastestensias 27 P0719 DEVICENETNETWORK 85 5 28 P0720 DEVICENET MASTER 5 8 1
3. 6 1 1 5 CAN and i oce rure r aa aa E aa E aa a a aia aa aa iaraa aaa Daia 7 1 2 DEVICENET NETWORK 6 65 7 1 3 2 0200 7 1 3 1 Data Link Lay Chi a E E IIIS 8 1 3 2 Network and Transport 8 1 3 3 Application Layer nennen nnn nnn nnn nnn nna nnn nn 9 1 3 4 Config ration File 22 22 epe ee LEUR c ese rode oor ee DRE 9 1 35 Communication 9 1 36 Set of Predefined Master Slave Connections eese eese een nena nun 10 2 DEVICENET COMMUNICATION 55 aaa a e n 11 21 PLUG IN MODULE 500 11 22 CONNECTOR PIN OU T i aa a iaa ama 2200 RUE CR EUN DA NE 11 2 9 POWER SUPPLY 11 2 4 5 2 22
4. 1 Acknowledge Timer r 2 3 COS Production Connection Instance Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 5 10 MANUFACTURER SPECIFIC CLASSES The Manufacturer Specific Classes are used for mapping all CFW500 parameters These classes allow the user to read from and write to any parameter through the network The Manufacturer Specific Classes use DeviceNet explicit messages There are separate ranges for each group of parameters as presented in Table 5 16 Table 5 16 Manufacturer Specific Classes Glass Nam Rage Class 103 67h Class 104 68h Parameters 700 799 Class 110 6Eh Parameters 1000 1099 Table 5 17 Parameters of the Manufacturer Specific classes lass 100 64h Class 100 64h PO100 Class 101 650 Class 101 65h PO102 Class 101 65h P0200 Class 102 668 P0201 Class 102 668 NOTE CFW500 uses only instance 1 for Manufacturer Specific Classes In order to access the parameters through the Manufacturer Specific Classes add the value 100 to the last two digits of any parameter This new resulting number is known as attribute For instance Parameter 23 class 64h instance 1 attribute 123 This path gives access to P0023 Parameter 100 class 65h instance 1 attribute 100 This path gives access to 100 Parameter 202 class 66h instance 1 attribute 102 This path gives acc
5. 6 04 7 Defines message groups related to this connection Maximum size bytes of this transmission connection 8 Ge Consumed Connection Size Maximum size bytes of this reception connection 9 GeUSet Expected Packet Rate timing associated to this connection Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 5 5 3 Instance 4 Change of State Cyclic Table 5 8 Connection class Instance 4 Change of State Cyclic Attribute Method Descipion 6 Get hiti Comm Charac 7 Defines message groups related to this connection Maximum size bytes of this transmission connection 8 Get Connection Size Maximum size bytes of this reception connection 9 Ge Se Expected Packet Rate 7 Defines timing associated to this connection 5 6 MOTOR DATA CLASS 28H This class stores the information on the motor connected to the product The following attributes have been implemented Table 5 9 Motor Data Class attributes _Method Min Max 1 Descipio Revision 1 65535 Revision of the Motor Data Object Class Definition upon which the implementation is DUE RGREGRURE RUE Maximum instance number 55 Table 5 10 Motor Data Class instance attributes a a EA eae Se NN Motor Type 0 H0 0 Non Standard Motor 1 PM DC Motor
6. O 1 Speed Actual low byte Speed Actual high byte aa 2 Eg Speed Reference low byte Speed Reference high byte The table below presents the meaning of data for the instances 20 70 and 21 71 Control Output Fault Reset Run Fwd Monitoring i 0 The inverter is not in a fault condition 1 A fault has been recorded by the inverter Note The fault number can be read by means of the parameter P0049 Current Fault 0 The inverter is not in alarm condition Warning 1 The inverter is in alarm condition Note The alarm number can be read by means of the parameter P0048 Current Alarm it 2 0 The motor is not rotating clockwise unning1 Fwd 1 The motor is rotating clockwise DW DW t3 0 The motor i is not rotating counterclockwise it4 0 The inverter is not ready to operate ady 1 The inverter is ready to operate states Ready Enabled or Stopping it5 0 The drive is controlled locally M uu Net 1 The drive is controlled remotely 0 The speed reference is not being sent via the DeviceNet network i from Net 1 It indicates that the speed reference is being sent via the DeviceNet network it 7 0 inverter has not yet reached the speed UJ Byte 1 indicates the drive status 0 Non Existent 1 Startup 2 Not Ready 3 Ready 4 Enabled 5 Stopping 6 Fault_Stop 7 Faulted Bytes 2 and high represent t
7. Session Connection Management Routing Transport AE DeviceNet ControlNet Transport Transport Network Ethernet kc Data Link CSMA CD CSMA NBA Physical Ethernet DeviceNet ControlNet Physical Layer Physical Layer Physical Layer Volume 2 Volume 4 EtherNet IP Device Ne or ControlNet 412 40 suojdepy ysomjay Figure 1 2 CIP protocol structure in layers The CIP has two main purposes Transport of I O devices control data Transport of configuration and diagnosis information of the system being controlled A DeviceNet node master or slave is then molded by a set of CIP objects which encapsulate data and services thus determining its behavior There are obligatory objects each device must have and optional objects Optional objects are those that mold the device according to the category called profile to which they belong as AC DC drive bar code reader or pneumatic valve For being different each one of these will contain a group of also different objects For more information refer to the DeviceNet specification It presents the complete list of devices already standardized by the ODVA as well as the objects that compose them 1 3 4 Configuration File EDS Each device in a DeviceNet network has an EDS configuration file that contains information about the device operation and must be registered in the network configuration software for programming of devices present in the DeviceNet Network The EDS c
8. 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 6 GetSet Rated Current 0 999 9 100mA Nominal current 0600 V Nominalvoltage 5 7 CONTROL SUPERVISOR CLASS 29H Responsible for modeling the drive management functions The following attributes have been implemented Table 5 11 Control Supervisor Class attributes Method Name Min Max O Revision 1 65535 Revision of the Control Supervisor Object Class Definition upon which the implementation is based 2 Ge MaxInstance Maximum instance number Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Table 5 12 Control Supervisor Class instance attributes Attribute Method Min Max Defaut Deseripton O sa Rm on Run a Rug 0i 5 Get Set 0 1 Local control 1 Remote control State 0 7 0 Vendor specific 1 Startup 2 Not Ready 3 Ready 4 Enabled 5 Stopping 6 Fault Stop 7 Fault 7 Get Running 1 0 1 O Other state 1 Enabled and or Stopping and Running or Fault Stop and Running 1 Get Running2 0 1 0 Other state 1 Enabled and Run2 or Stopping and Running2 or Fault Sto
9. Allocation Information Information about allocation byte 5 4 ASSEMBLY CLASS 04H This class is responsible for grouping several attributes in only one connection Only the attribute Data 3 is implemented in the CFW500 Table 5 4 Table 5 4 Attributes of the instances of the Assembly class Attributes Method Name Get Set Data contained in the assembly object The Assembly class contains the following instances in the CFW500 Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Table 5 5 Instances of the Assembly class Sim 5 5 CONNECTION CLASS 05H This class allocates and manages the internal resources associated with both and Explicit Messaging Connections The following methods are implemented 5 5 1 Instance 1 Explicit Message Table 5 6 Connection class Instance 1 Explicit Message Ambu Meioi Name L 6 Ge Comm Chara Defines message groups related to this connection Maximum size bytes of this transmission connection 8 Ge Connection Size Maximum size bytes of this reception connection o Gesa Expected Packet Rate Defines timing associated to tis connection 5 5 2 Instance 2 Polled Table 5 7 Connection class Instance 2 Polled Meioi Name J Besipion
10. P0221 SPEED REFERENCE SELECTION LOCAL 2 1 1 15 P0222 SPEED REFERENCE SELECTION REMOTE 15 P0223 FORWARD REVERSE SELECTION LOCAL 15 P0224 RUN STOP SELECTION LOCAL 15 P0225 JOG SELECTION LOCAL 0 2 2 2 11 21 15 P0226 FORWARD REVERSE SELECTION REMOTE SITUATION 15 P0227 RUN STOP SELECTION REMOTE 22 22 1 15 P0228 JOG SELECTION REMOTE 22 22 2 1 1 1 15 P0313 COMMUNICATION ERROR 44 44 22 11 15 P0680 STATUS WORD 16 Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net P0681 MOTOR SPEED IN 13 8 1 1 1 1 nennen n nnn nn nnn enn nnn nena 17 P0684 DEVICENET CONTROL 18 P0685 DEVICENET SPEED REFERENGE nn panna ona maa RI oua RAN Rr 18 P0695 DIGITAL OUTPUT 5 2 2
11. a reset is performed or the parameter maximum limit is reached P0708 BUS OFF ERROR COUNTER Range to 65535 Default Properties RO Access groups via HMI NET Description It is a cyclic counter that indicates the number of times the device entered the bus off state in the CAN network This counter is reset every time the device is switched off a reset is performed or the parameter maximum limit is reached P0709 LOST CAN MESSAGE COUNTER Range O to 65535 Default Proprerties RO Access groups via NET Description It is a cyclic counter that indicates the number of messages received by the CAN interface but could not be processed by the device In case that the number of lost messages is frequently incremented it is recommended to reduce the baud rate used in the CAN network This counter is reset every time the device is Switched off a reset is performed or the parameter maximum limit is reached Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net P0710 DEVICENET I O INSTANCES Range 0 ODVA Basic Speed 2 words Default 0 1 ODVA Extended Speed 2 words 2 Manuf Spec 2W 2 words 3 Manuf Spec 3W words 4 Manuf Spec 4W 4 words 5 Manuf Spec 5W 5 words 6 Manuf Spec 6W 6 words Properties CFG CAN Access groups via HMI NET Description It allows selecting the Assembly class instance for the I O type communication
12. protocol programmed in PO700 P0700 1 CANopen valid addresses 1 to 127 P0700 2 DeviceNet valid addresses O to 63 If this parameter is changed the change takes effect only if the CAN interface is not powered auto baud or after the equipment is switched off and on again P0702 CAN BAUD RATE Range 0 1 Mbit s Autobaud Default 0 1 800 kbit s Autobaud 2 500 Kbit s 3 250 kbit s 4 125 kbit s 5 100 kbit s Autobaud 6 50 kbit s Autobaud 7 20 kbit s Autobaud 8 10 kbit s Autobaud Properties CFG Access groups via HMI NET Description It allows programming the desired baud rate for the CAN interface in bits per second This rate must be the same for all the devices connected to the network The supported bauld rates for the device depend on the protocol programmed in the parameter PO700 P0700 1 CANopen It is possible to use any rate specified in this parameter but it does not have the automatic baud rate detection function P0700 2 DeviceNet only the 500 250 and 125 Kbit s rates are supported Other options will enable the automatic baud rate detection function autobaua If this parameter is changed the change takes effect only if the CAN interface is not powered or after the equipment is switched off and on again After a successful detection the baud rate parameter P0702 changes automatically to the detected rate In order to execute t
13. CAN data frame to uniquely identify each one of the messages thus assuring the CAN priority mechanism A DeviceNet node can be a client a server or both Furthermore clients and servers can be producers and or consumers of messages In a typical client node for instance its connection will produce requests and will consume answers Other client or server connections will only consume messages In other words the protocol allows several connection possibilities among the devices The protocol also has a resource for detection of nodes with duplicated addresses Mac ID Avoiding that duplicated addresses occur is in general more efficient than trying to locate them later Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 1 3 3 Application Layer CIP Protocol In the application layer DeviceNet uses the Common Industrial Protocol CIP It is a protocol strictly orientated to objects used also by ControlNet and EtherNet IP In other words it is independent from the physical medium and from the data link layer The figure 1 2 presents the structure of this protocol Volume 1 Common Industrial Protocol Pneumatic AC SEM Other Safety Other Valves Drives Devices Profiles 1 0 Block 5 Safety Specific E Object Library Object Library S t t Application Data Management Services pa Explicit Messages 1 0 Messages y Presentation
14. error causes an drive 5 Causes a Fault fault so that a drive fault reset becomes necessary in order to restore normal operation The following events are considered communication errors 4 Change to Local keeping commands and reference CANopen DeviceNet communication A133 alarm F233 fault CAN interface not powered A134 alarm F234 fault bus off A135 alarm F235 fault CANopen communication error Node Guarding Heartbeal 136 alarm F236 fault DeviceNet master in ale mode 137 alarm F237 fault Detected timeout in one or more DeviceNet I O connections The actions described in this parameter are executed by means of the automatic writing of the selected actions in the respective bits of the interface control words Therefore in order that the commands written in this parameter be effective it is necessary that the device be programmed to be controlled via the used network interface with exception of option Causes a Fault which blocks the equipment even if it is not controlled by network This programming is achieved by means of parameters P0220 to P0228 P0680 STATUS WORD Range 0000h to FFFFh Default Properties RO Access groups via HMI NET Description It allows the device status monitoring Each bit represents a specific status Function J LOC REM 5 Motor Running OG Speed direction Second ramp Reserved 5 m o 2 o o 2 Active General Enable A
15. frequency P0403 Intermediate or higher reference values can be programmed by using this scale E g 60Hz rated frequency to obtain a speed reference of 30 Hz one must calculate 60 Hz gt 8192 80 Hz gt 13 bit reference 13 bit reference 30 x 8192 60 13 bit reference 4096 gt Value corresponding to 30 Hz in a 13 bit scale This parameter also accepts negative values to revert the motor speed direction The reference speed direction however depends also on the control word P0684 bit 2 setting Bit 2 1 and P0685 gt 0 reference for forward direction Bit 2 1 and P0685 lt 0 reference for reverse direction Bit 2 and P0685 gt 0 reference for reverse direction Bit 2 and P0685 lt 0 reference for forward direction NOTE The values transmitted over the network have a scale limitation allowing to program a speed reference of 4 times the synchronous speed of the motor at most P0695 DIGITAL OUTPUT SETTING Range 0000h to 001Fh Default 0000h Properties Access groups via NET Description It allows the control of the digital outputs by means of the network interfaces Serial CAN etc This parameter cannot be changed via HMI Each bit of this parameter corresponds to the desired value for one digital output In order to have the correspondent digital output controled according to this content it is necessary that its function be programmed for PO695 Content at
16. how to detect errors create and transmit a frame are not enough to define a meaning for the data transmitted via the network It is necessary to have a specification that indicates how the identifier and the data must be assembled and how the information must be exchanged Thus the network elements can interpret the transmitted data correctly In that sense the DeviceNet specification defines exactly how to exchange data among the devices and how every one must interpret these data There are several other protocols based on CAN as DeviceNet CANopen 1939 etc which use CAN frames for the communication However those protocols cannot be used together in the same network 1 2 DEVICENET NETWORK CHARACTERISTICS Introduced in 1994 DeviceNet is an implementation of the Common Industrial Protocol CIP for industrial communication networks Developed originally by Allen Bradley it had its technology transferred to the ODVA that since then keeps publishes and promotes DeviceNet and other networks based on the CIP protocol Furthermore it uses the Controller Area Network CAN protocol for the data link and access to the medium layers 2 and 1 of the OSI ISO model respectively Used mainly for the connection of industrial controllers and I O devices the protocol follows the model producer consumer supports multiple communication modes and has priority between messages It is a system that can be configured to operate in master slave ar
17. is also used for the parameters P0697 P0698 For instance to control the analog output 1 via serial the following programming must be done Choose a parameter from P0696 P0697 P0698 to be the value used by the analog output 1 For this example we are going to select P0696 Program the option P0696 value as the function for the analog output 1 in P0254 Using the network interface write in PO696 the desired value for the analog output 1 between 0 and 100 according to the parameter scale NOTE For CFW500 frequency converter the analog output 3 represents the frequency output FO 6 For the actual output resolution refer to the product manual Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net P0700 CAN PROTOCOL Range 1 CANopen Default 2 2 DeviceNet Properties Access groups via HMI NET Description It allows selecting the desired protocol for the CAN interface If this parameter is changed the change takes effect only if the CAN interface is not powered it is in auto baud or after the equipment is switched off and on again P0701 CAN ADDRESS Range 010127 Default 63 Properties Access groups via HMI NET Description It allows programming the address used for the CAN communication It is necessary that each element of the network has an address different from the others The valid addresses for this parameter depend on the
18. network device has internal counters that are incremented every time a transmission or reception error is detected and are decremented when a telegram is successfuly transmitted or received If a considerable amount of errors occurs the device can be led to the following states Error Active the internal error counters are at a low level and the device operates normally in the CAN network You can send and receive telegrams and act in the CAN network if it detects any error in the transmission of telegrams Warming when the counter exceeds a defined limit the device enters the warning state meaning the occurrence of a high error rate Eror Passive when this value exceeds a higher limit the device enters the error passivestate and it stops acting in the network when detecting that another device sent a telegram with an error Bus Off finally we have the bus offstate in which the device will not send or receive telegrams any more The device operates as if disconnected from the network the CAN protocol specification the 15011898 standard is referenced as the definition of the layer 1 of this model physical layer The CAN 2 0 specification defines two data frame types standard 11 bit and extended 29 bit For this implementation only the standard frames are accepted Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 1 1 5 CAN and DeviceNet Only the definition of
19. of data by means of I O type connections occurs Connection Failure It indicates that the slave was not able to enter the network due to addressing problems or due to the occurrence of bus off Make sure the configured address is not used by other device verify if the chosen baud rate is correct and make sure there are no installation problems Auto baud The equipment is executing the autobaud mechanism P0720 DEVICENET MASTER STATUS Range Run Default 1 Idle Properties CAN Access groups via HMI NET Description It indicates the DeviceNet network master status It may be in operation mode Run or in configuration mode Idle When in Aun reading and writing telegrams are processed normally and updated by the master When in dle only the reading telegrams from the slaves are updated by the master Writing in this case remains disabled When communication is disabled this parameter does not represent the actual state of the master Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 5 SUPPORTED OBJECT CLASSES Any DeviceNet equipment is modeled as a set of objects The objects are responsible for defining the function that each device will have In other words depending on the objects the device implements it may be a communication adapter an AC DC drive a photoelectric sensor etc Mandatory and optional objects are defined for each Device Profile Th
20. parameters P0275 to P0279 Function 9 g g S E E 9 D N Te x Q DOS setting DO2 setting DO1 setting Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Table 4 4 P0695 parameter bit functions Bis DO1 setting 1 DO1 output closed Bit 1 0 DC2 output open Bit 2 0 003 output open Bit 3 0 DO4 output open 005 setting 1 005 output closed Bits 5 to 15 NOTE Some of the digital outputs may not be available depending on the plug in module P0696 VALUE 1 FOR ANALOG OUTPUTS P0697 VALUE 2 FOR ANALOG OUTPUTS P0698 VALUE 3 FOR ANALOG OUTPUTS Range 32768 to 32767 Default 0 Properties Access groups via NET Description They allow the control of the analog outputs by means of network interfaces Serial CAN etc These parameters cannot be changed via HMI The value written in these parameters is used as the analog output value providing that the function for the desired analog output be programmed for PO696 P0697 P0688 value at the parameters P0251 P0254 P0257 The value must be written in a 15 bit scale 7FFFh 32767 to represent 100 96 of the output desired value i e P0696 0000h 0 decimal analog output value O 96 P0696 7FFFh 32767 decimal analog output value 100 96 The showed example was for 696 but the same scale
21. values transmitted over the network have a scale limitation allowing a maximum of 4 times the synchronous speed of the motor with saturation in 32767 or 32768 P0684 DEVICENET CONTROL WORD Range 0000h a FFFFh Default 0000h Properties Access groups via NET Description It is the device DeviceNet interface control word This parameter can only be changed via CANopen DeviceNet Profibus DP interface For the other sources HMI etc it behaves like a read only parameter In order to have those commands executed it is necessary to program the equipment to be controlled via CANopen DeviceNet Profibus DP This programming is achieved by means of parameters 105 and PO220 to P0228 Each bit of this word represents a command that can be executed Function Reserved Fault reset Quick stop Run Stop Second ramp LOC REM Speed direction General enable Table 4 3 PO684 parameter bit functions 1 Bis 0 It stops the motor with deceleration ramp Run Stop 1 The motor runs according to the acceleration ramp until reaching the speed reference value O It disables the drive interrupting the supply forthe motor General enable 1 It enables the drive allowing the motor operation Bit 2 0 To run the motor in a direction opposed to the speed reference 1 To run the motorin the direction indicated by the speed reference Bit 3 O It disables the JOG function it4 0 The drive goes to the Local mo
22. 1 222 4 4 31 5 8 AC DC DRIVE CLASS QAH 7 cri crar roni Enn arm unt aa eoo ee a sca acr cS er ca Seir eun 32 5 9 ACKNOWLEDGE HANDLER CLASS 2 111111 32 5 10 MANUFACTURER SPECIFIC 55 6 11 33 6 FAULTS AND ALARMS RELATED TO THE DEVICENET COMMUNICATION 34 A133 F233 CAN INTERFACE WITHOUT POWER 2 1 2 0 702 47 34 1934 234 BUS 34 A136 F236 IDLE 34 A137 F237 DEVICENET CONNECTION 35 Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net ABOUT THIS MANUAL This manual provides the necessary information for the operation of the CFW500 frequency converter using the DeviceNet protocol This manual must be used together with the CFW500 user manual ABBREVIATIONS AND DEFINITIONS ASCII American Standard Code for Information Interchange CAN Controller Area Network CiA CAN in Automation Common Industrial Protocol PLC Programmable Log
23. 55 se ee CERDO Sv SR RR ERR AR REED ce ewe ERR RURRRC BERE aaa 11 25 MODULE CONFIGURATION 5552253 5253 nra EESEENESEERSEEWESESERHDNKORSReS E 12 2 6 ACCESS TO THE 12 3 DEVICENET NETWORK INSTALLATION raa nr n 13 SEMEN Ioa WgzepeE HERE 13 3 2 ADDRESS IN THE DEVICENET 13 3 8 TERMINATION BESISTOR 52328 2 curs iossuacraapasEstscEauDeus SERE ReSRuS Sur d 13 mE Gd i ie E 13 3 5 CONNECTION IN THE sauna uan 13 4 255 M rn 15 41 SYMBOLS FOR THE PROPERTIES 15 P0105 1 2 RAMP SELECTION vicscslscsscaccssvntccscsiccvenbcnseabcascnbddicnsdntedcanteccdstedcdstedsaccartensestencdie 15 P0220 LOCAL REMOTE SELECTION 15
24. DeviceNet CFW500 User s Manual of BEEN Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net DeviceNet User s Manual Series CFW500 Language English Document Number 10002253313 00 Publication Date 05 2013 Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net CONTENTS CONTENETS na Ec edd dU 3 ABOUT THIS MANUAL ccr eene 5 ABBREVIATIONS AND 5 NUMERICAL REPRESENTATION ausa saa RR RR SR RR SR RR RR Rau Rs R asa guru 5 DOCUMENTS zs 5 1 INTRODUCTION THE DEVICENET 6 TI CANS 6 1 1 1 6 1 1 2 a aa Sc eee gra ee tein pM REN FERRE EERODEU 6 1 1 3 Access to the NetWOFK 2 52 2 connu au c o gn augu ak gk a Eun sadsandatscateeseeseesscvedsacneawaebsataeaweteeawens 6 1 1 4 Eror CoN OL aaea
25. E The connection of and CAN H signals must done with shielded twisted pair cable The following table shows the recommended characteristics for the cable Table 3 2 DeviceNet cable characteristics Cable length Resistance per Conductor cross o meter mOhm m section mm2 0 25 0 34 0 34 0 60 800 600 0 50 0 60 600 1000 0 75 0 80 It is necessary to use a twisted pair cable to provide additional 24Vdc power supply to equipments that need this signal It is recommended to use a certified DeviceNet cable 3 5 CONNECTIONIN THE NETWORK In order to interconnect the several network nodes it is recommended to connect the equipment directly to the main line without using derivations During the cable installation the passage near to power cables must be avoided because due to electromagnetic interference this makes the occurrence of transmission errors possible In order to avoid problems with current circulation caused by difference of potential among ground connections it is necessary that all the devices be connected to the same ground point 5 Different products may have different maximum allowed cable length for installation Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net DeviceNet Master Drop Line Figure 3 1 DeviceNet network installation example To avoid voltage difference problems between the power supplies of the netw
26. The CFW500 frequency converter has seven setting options Two of them follow the ODVA AC DC Drive Profile The other five represent specific CFW500 frequency converter words The tables presented next describe each of these control and monitoring words NOTE If this parameter is changed it becomes valid only after cycling the power of the product O Data format for the ODVA Basic Speed 2 words instances Called Basic Speed these instances represent the simplest operation interface of a device according to the AC DC Device Profile The data mapping is showed below Monitoring Input Instance Byte Bit7 Bit6 Bit5 _Bit3 Bit2 Bito Running 1 Speed Actual low byte Speed Actual high byte Control Output Instance Byte Bit7 Bit6 Bit5 Bit2 Bito Fault Reset Run Fwd Speed Reference low byte Speed Reference high byte 1 Data format for the ODVA Extended Speed 2 words instances Called Extended Speed these instances present an equipment operation interface a little bit more refined which follows the AC DC Device Profile The data mapping is showed below Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Monitoring Input Instance Byte Bit6 Bit5 Bit4 Bit3 Bit2 BitO Running2 Rev Running 1 Fwd D 22 g a E
27. chitecture as well as in a distributed point to point architecture Besides it defines two kinds of messages I O process data and explicit configuration and parameter setting It also has mechanisms to detect duplicated addresses and for node isolation in case of critical faults A DeviceNet network can have up to 64 devices addressed from O to 63 Any of them can be used There is no restriction although the 63 should be avoided because it is usually used for commissioning 1 3 PHYSICAL LAYER DeviceNet uses a network topology of the trunk derivation type that allows the signal wiring as well as the power wiring to be present in the same cable This power is supplied by a power supply connected directly to the network which feeds the CAN transceivers of the nodes and has the following characteristics 24 Vdc DC output isolated from the AC input Current capacity compatible with the installed equipment The used Baud rate depends on the size cable length of the network as showed in the table 1 1 Table 1 1 Network size x Baud rate eT 125 kbps 6m 156m 250 kbps 500 In order to avoid reflections in the line it is recommended the installation of termination resistors at the line extremes because the absence of them may cause intermittent errors This resistor must have the following characteristics according to the protocol specification 1210 0 25 W 196 tolerance 3 actually rep
28. communications failures and communication states are made through the keypad HMI and product parameters 4The maximum number of devices that can be connected to the network depends also on the used protocol Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 2 5 MODULECONFIGURATION In order to configure the DeviceNet module follow the steps indicated below With the frequency converter powered off install the plug in module CFW500 CCAN Make sure it is properly fitted into the connector and secured by the screw Power up the inverter Verify the content of the parameter 0027 making sure the accessory was correctly recognized If necessary refer to the installation guide the CAN protocol for DeviceNet by means of the parameter 70 Adjust the address of the inverter in the network through the parameter PO701 Valid values O to 63 Set the Baud Rate PO702 Valid values Auto 1 Auto 2 500kbps 3 250kbps 4 125kbps 5 Auto 6 Auto 7 Auto 8 Auto the parameter PO710 configure the most suitable I O instance for the application this choice will impact the number of words exchanged with the network master The very same number of words must be adjusted at the network master Finally program a value different from O in the parameters PO711 to P0718 Valid values O a 1199 Cycle the power of the CFW500 so that the chan
29. de 0 The drive uses the first ramp values programmed in PO100 and P0101 as the motor acceleration and deceleration ramp times 1 The driveis configured to use the second ramp values programmed in P0102 and P0103 as the motor acceleration and deceleration ramp times O It does not execute the quick stop command 1 It executes the quick stop command Note This function is not allowed with control types P0202 V f or VVW Bit 7 O No function Fault reset 1 If in a fault condition then it executes the reset Bits 8 to 15 P0685 DEVICENET SPEED REFERENCE Range 32768 to 32767 Default 0 Properties Access groups via NET Description It allows programming the motor speed reference via the DeviceNet interface This parameter can only be changed via CANopen DeviceNet Profibus DP interface For the other sources HMI etc it behaves like a read only parameter Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net In order that the reference written in this parameter be used it is necessary that the drive be programmed to use the speed reference via CANopen DeviceNet Profibus DP This programming is achieved by means of parameters P0221 and P0222 This word uses a 13 bit resolution with signal to represent the motor rated frequency P0403 P0685 0000h 0 decimal speed reference 0 P0685 2000h 8192 decimal gt speed reference rated
30. e In this case the alarm A134 or the fault F234 depending on the P0313 programming will be signalized through the HMI In order that the communication be reestablished it will be necessary to cycle the power of the product or remove the power supply from the CAN interface and apply it again so that the communication be reinitiated Possible Causes Correction Verify if there is any short circuit between the CAN circuit transmission cables Verify if the cables have not been changed or inverted Verify if all the network devices use the same baud rate Verify if termination resistors with the correct values were installed only at the extremes of the main bus Verify if the CAN network installation was carried out in proper manner A136 F236 IDLE MASTER Description It is the alarm that indicates that the DeviceNet network master is in the dle mode Actuation It acts when the CFW500 detects that the network master went to the mode In this mode only the variables read from the slave continue being updated in the memory of the master None of the commands sent to the slave is processed For more information on the error detection refer to the CAN specification Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net In this case the alarm A136 or the fault F236 depending on the P0313 programming will be signalized through the HMI In case of alarms If the master
31. e CFW500 frequency converter supports all mandatory classes defined for the AC DC Device Profile It also supports Manufacturer Specific classes The following sections present detailed information about these classes 5 1 IDENTITY CLASS 01H Provides general information about the device identity such as VendorlD Product Name Serial Number etc The following attributes are implemented Table 5 1 Identity Class instance attributes Attribute Method Name Default Description 7 3 1 04 Product Code_ Product code 4 Vendor Revision __ Firmware version 5 Gt Status 6 Ge Serial Number Serai number 5 2 MESSAGE ROUTER CLASS 02H Provides information on the explicit message router object This class does not have any attribute implemented in the CFW500 5 3 DEVICENET CLASS 03H This class is responsible for maintaining the configuration and the state of the physical connections of the DeviceNet node The following attributes are implemented Table 5 2 DeviceNet Class attributes iin i E E 1 65535 Revision of the DeviceNet Object Class Definition upon which the implementation is based Table 5 3 DeviceNet Class instance attributes Attribute Method Name Min Max Default Description 2 Baarse 02 o Communication baudas Bus Off Interrupt Bus Off Counter 0 255 Bus offcounter
32. erent types of telegrams frames the error detection method the validation and arbitration of messages 1 1 1 Data Frame CAN network data is transmitted by means of a data frame This frame type is composed mainly by an 11 bit identifier arbitration field and by a data field that may contain up to 8 data bytes 8 data bytes 1 1 2 Remote Frame Besides the data frame there is also the remote frame RTR frame This type of frame does not have a data field but only the identifier It works as a request so that another network device transmits the desired data frame The DeviceNet communication protocol does not use this type of frame 1 1 3 Access to the Network Any device in a CAN network can make an attempt to transmit a frame to the network in a certain moment If two devices try to access the network simultaneously the one that sends the message with the highest priority will be able to transmit The message priority is defined by the CAN frame identifier the smaller the value of this identifier the higher the message priority The telegram with the identifier O zero is the one with the highest priority 1 1 4 Error Control The CAN specification defines several error control mechanisms which makes the network very reliable and with a very low undetected transmission error rate Every network device must be able to identify the occurrence of these errors and to inform the other elements that an error was detected A CAN
33. ess to P0202 Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 6 FAULTS AND ALARMS RELATED TO THE DEVICENET COMMUNICATION A133 F233 CAN INTERFACE WITHOUT POWER SUPPLY Description It indicates that the CAN interface does not have power supply between the pins 1 and 5 of the connector Actuation In order that it be possible to send and receive telegrams through the CAN interface it is necessary to supply external power to the interface circuit If the CAN interface is connected to the power supply and the absence of power is detected the alarm A133 or the fault F233 depending on the P0313 programming will be signalized through the HMI If the circuit power supply is reestablished the CAN communication will be reinitiated In case of alarms the alarm indication will also be removed from the HMI Possible Causes Correction Measure the voltage between the pins 1 and 5 of the CAN interface connector Verify if the power supply cables have not been changed or inverted sure there is no contact problem in the cable or in the CAN interface connector A134 F234 BUS OFF Description The bus offerror in the CAN interface has been detected Actuation Ifthe number of reception or transmission errors detected by the CAN interface is too high the CAN controller can be taken to the bus offstate where it interrupts the communication and disables the CAN interfac
34. et interface the options CANopen DeviceNet Profious DP available in these parameters must be selected The detailed description of these parameters is found in the CFW500 programming manual 0313 COMMUNICATION ERROR ACTION Range 0 Inactive Default 1 1 Disable via Run Stop 2 Disable via General Enable 3 Change to Local 4 Change to Local keeping commands and reference 5 Causes a Fault Properties Access groups via HMI NET Description It allows the selection of the action to be executed by the device if it is controlled via network and a communication error is detected Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Table 4 1 P0313 options Options A BDescipio No action is taken and the drive remains in the existing status 1 Disable via Run Sto A stop command with deceleration ramp is executed and the s 2 motor stops according to the programmed deceleration ramp The drive is disabled by removing the General Enabling and the 3 Change to Local The drive commands change to Local The drive commands change to Local but the status of the enabling and speed reference commands received via network are kept providing that the drive has been programmed to use in Local mode the commands via HMI or 3 wire start stop and speed reference via either HMI or electronic potentiometer Instead of an alarm the communication
35. ges become effective Connect the network cable to the module Register the configuration file EDS file in the network configuration software Add the CFW500 to the scan list of the master In the network configuration software choose a method of data exchange with the master i e polea change of state or cyclic The CFW500 DeviceNet module supports all these data types besides the explicit acyclic data Jf everything is configured correctly the parameter 0719 will indicate the Online Connected state Observe also the parameter that indicates the network master status P0720 There will only be effective data exchange when the master status is Run 2 6 ACCESS TO THE PARAMETERS After the EDS file registration in the network configuration software the user will get access to the equipment complete parameter list which can be accessed via explicit messages This means that it is possible to perform the drive programming and configuration through the network configuration software In order to get application details of this resource refer to the network master programming documentation PLC PC etc Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 3 DEVICENET NETWORK INSTALLATION The DeviceNet network such as several industrial communication networks for being many times applied in aggressive environments with high exposure to electromagnetic interference requ
36. he autobaud function again it is necessary to change the parameter PO702 to one of the Autobaud options Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net P0703 BUS OFF RESET Range 0 Manual Default 0 1 2 Automatic Properties CFG Access groups via HMI NET Description It allows programming the inverter behavior when detecting a bus off error at the CAN interface Table 4 5 Options for the parameter PO703 0 Manual Reset If bus off occurs the A134 F234 alarm will be indicated on the HMI the action programmed in parameter P0313 will be executed and the communication will be disabled In order that the inverter communicates again through the CAN interface it will be necessary to cycle the power of the inverter 1 Automatic Reset If bus off occurs the communication will be reinitiated automatically and the error will be ignored In this case the alarm will not be indicated on the HMI and the inverter will not execute the action programmed in P0313 P0705 CAN CONTROLLER STATUS Range 0 Disabled Default 1 Autobaud 2 CAN Enabled Warming 4 Error Passive 5 Bus Off 6 No Bus Power Properties RO Access groups via HMI NET Description It allows identifying if the CAN interface board is properly installed and if the communication presents errors Table 4 6 Values for the parameter PO705 0 Disabled Inactive CAN interface I
37. he drive is programmed in parameter PO710 to use options 3 through 6 According to the selected option it will be available up to six words for writing by the network master The first two output words are fixed Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net NOTE The 0 zero value disables the word writing The amount of output words however always remains the same as it was programmed in parameter PO710 P0719 DEVICENET NETWORK STATUS Range 0 Offline Default 1 Online Not Connected 2 Online Connected 3 Timed out Connection 4 Connection Failure 5 Auto baud Properties CAN Access groups via HMI NET Description It indicates the status of the DeviceNet network The next table presents a brief description of those states Offline Device without power supply or not online Communication cannot be established Online Not Connected Device online but not connected The slave has successfully completed the MaclD verification procedure This means that the configured baud rate is correct or it has been detected correctly in case of autobaud and that there are no other network nodes with the same address However there is no communication with the master yet in this stage Online Connected The device is operational and in normal conditions The master has allocated a set of I O type connections with the slave In this stage the effective exchange
38. he motor actual speed in RPM Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Control un Fwd 1 It runs the motor clockwise it 1 O It stops the motor 0 No function DW DW UJ 2 Reset f in a fault condition then it executes the inverter reset it5 It selects the local mode tCtrl 1 It selects the remote mode 0 The speed reference is not being sent via the DeviceNet network tRef 1 That the speed reference be sent via the network Bytes 2 ow high represent the motor actual speed in RPM 02 02 0 0 N 2 Data format for the Manufacturer Specific 2W 2 words instances Data format for the Manufacturer Specific 3W words instances 4 Data format for the Manufacturer Specific 4W 4 words instances 5 Data format for the Manufacturer Specific 5W b words instances 6 Data format for the Manufacturer Specific 6W 6 words instances Called Manufacturer Specific these instances present the simplest equipment operation interface according to the CFW500 frequency converter profile The data mapping is showed below Besides the command and monitoring words showed above they make it possible to program up to 4 parameters of the equipment for reading and or writing via network through PO711 to P0718 parameters Monitoring Input Fmstance iGbitsword Function _ P0710 optio
39. ic Controller HMI Human Machine Interface ODVA Open DeviceNet Vendor Association ro Read only rw Read write NUMERICAL REPRESENTATION Decimal numbers are represented by means of digits without suffix Hexadecimal numbers are represented with the letter h after the number DOCUMENTS The DeviceNet protocol was developed based on the following specifications and documents 0 Becumen Version Source Volume One 3 2 ODVA Common Industrial Protocol CIP Specification Volume Three 1 4 ODVA DeviceNet Adaptation of CIP In order to obtain this documentation consult ODVA which is nowadays the organization that keeps publishes and updates the information related to the DeviceNet network Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 1 INTRODUCTION TO THE DEVICENET COMMUNICATION In order to operate the equipment in a DeviceNet network it is necessary to know the manner this communication is performed Therefore this section brings a general description of the DeviceNet protocol operation containing the functions used by the CFW500 Refer to the protocol specification for a detailed description 1 1 DeviceNet is a network based on CAN i e it uses CAN telegrams for exchanging data in the network The CAN protocol is a serial communication protocol that describes the services of layer 2 of the ISO OSI data link layer This layer defines the diff
40. ires that certain precautions be taken in order to guarantee a low communication error rate during its operation Recommendations to perform the connection of the product in this network are presented next 3 4 BAUD RATE Equipments with DeviceNet interface generally allow the configuration of the desired baud rate ranging from 125Kbit s to 500Kbit s The baud rate that can be used by equipment depends on the length of the cable used in the installation The next table shows the baud rates and the maximum cable length that can be used in the installation according to the ODVA recommendations Table 3 1 Supported baud rates and installation size Cable Length 500 250 Kois 125 Kbit s All network equipment must be programmed to use the same communication baud rate At the CFW500 frequency converter the baud rate configuration is done through the parameter PO702 3 2 ADDRESS IN THE DEVICENET NETWORK Each DeviceNet network device must have an address or MAC ID and may range from O to 63 This address must be unique for each equipment For CFW500 frequency converter the address configuration is done through the parameter 701 3 3 TERMINATION RESISTOR The CAN bus line must be terminated with resistors to avoid line reflection which can impair the signal and cause communication errors The extremes of the CAN bus must have a termination resistor with 1210 0 25W value connecting the H and L signals 3 4 CABL
41. is set in the Aun mode again normal equipment operation status the alarm indication will be removed from the HMI Possible Causes Correction Adjust the switch that commands the master operation mode for execution Run or set the correspondent bit in the configuration word of the master software In case of doubts referrer to used master documentation A137 F237 DEVICENET CONNECTION TIMEOUT Description It is the alarm that indicates that one or more DeviceNet I O connections have expired Actuation It occurs when for any reason after the cyclic communication of the master with the product is started this communication is interrupted In this case the alarm A137 or the fault F237 depending on the P0313 programming will be signalized through the HMI In case of alarms if the connection with the master is reestablished the alarm indication will be removed from the HMI Possible Causes Correction Check the status of the network master Check the network installation broken cable or failed bad contact in the network connections Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net
42. ith the product it is necessary to use the CAN communication kit described next Information on the installation of this module can be obtained in the guide that comes with the kit 2 1 PLUG IN MODULE CFW500 CCAN WEG part number 11593087 Composed by the CAN communication module drawing at the left mounting instruction and fixing screw The interface is electrically isolated and with differential signal which grants more robustness against electromagnetic interference External 24V supply t allows the connection of up to 64 devices to the same segment More devices can be connected by using repeaters maximum bus length of 1000 meters 2 2 CONNECTOR PINOUT The CAN communication module presents a 5 wire plug in connector with the following pinout Table 2 1 CAN interface connector pinout Pin Name NOTE 7 It is recommended to connect the GND pin of the CFW500 CCAN module to protective earth This is necessary to connect the cable shield with the earth 2 3 POWER SUPPLY The CAN interface needs an external power supply between the pins 1 and 5 of the network connector The individual consumption and input voltage data are presented in the next table Table 2 2 CAN interface supply characteristics Supply Voltage Voc Current mA 2 4 INDICATIONS Details on the alarms
43. ive i e the message is preserved even if there is a collision between two or more telegrams CAN defines four types of telegrams aata remote overload and error Among them DeviceNet uses only the data frame and the error frame Data is moved using the data frame This frame structure is showed in the figure 1 1 Start of Frame Identifier RTR bit Control Field Data Field CRC Sequence CRC Delimiter ACK Slot ACK Delimiter End of Frame Interframe Space Figure 1 1 CAN data frame Errors however are indicated by means of the error frames CAN has a very robust error verification and confinement This assures that a node with problems does not impair the communication in the network For a complete description of the errors consult the CAN specification 1 3 2 Network and Transport Layer DeviceNet requires that a connection be established before data exchange with the device takes place In order to establish this connection each DeviceNet node must implement the Unconnected Message Manager or the Group 2 Unconnected Port These two allocation mechanisms use messages of the explicit type to establish a connection which wil then be used for process data exchange between one node and the other This data exchange uses messages of the I O type refer to item 1 3 5 The DeviceNet telegrams are classified in groups which define specific functions and priorities Those telegrams use the identifier field 11 bits of the
44. larm condition In configuration Active fast stop c g 6 5 o O 5 e lt 5 5 m Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Table 4 2 P0680 parameter bit functions PS Vales 0 The fast stop command is not active Active quick stop 1 The driveis executing the fast stop command Bit 5 0 The drive is configured to use the first ramp values programmed in PO100 and 101 as the motor Second ramp acceleration and deceleration ramp times 1 The driveis configured to use the second ramp values programmed in PO102 and PO103 as the motor acceleration and deceleration ramp times Bit 6 0 The drive is operating normally In configuration mode 1 The driveis in the configuration mode It indicates a special condition during which the drive cannot be enabled Executing the self tuning routine Executing the oriented start up routine Executing the HMI copy function Executing the flash memory card self guided routine There is a parameter setting incompatibility There is no power at the drive power section Bit 7 O The driveis not in alarm condition Alarm condition 1 The driveis in alarm condition Note The alarm number can be read by means of the parameter P0048 Present Alarm Bit 8 0 The motoris stopped Motor Running 1 The driveis running the motor at the set point speed or executing either the acceleration orthe deceleration ram
45. n 5 DeviceNet Reading 5 DeviceNet Reading 6 6 ProgrammableFixed Control Output instance 16bits word F ncHion option E Speed Reference P0685 Bly m DeviceNet Writing 4 8 DeviceNet Writing 5 DeviceNet Writing 6 Programmable Fixed 7 After a reset the drive goes to the offline state 8 n order that this action be executed the parameters P0220 P0228 must be correctly programmed Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net Range O to 1199 Default O disabled Properties CAN Access groups via NET Description These parameters allow the user to program the content of input words 3 to 6 input slave sends to the master Using these parameters it is possible to program the number of other parameter whose content shall be made available in the input area of the network master For instance in case it is necessary to read the motor current in amperes from the inverter the value 3 must be programmed in some of these parameters since the parameter POOOS is the parameter that contains this information Note that the reading value of any parameter is represented with a 16 bit word Even if the parameter has a decimal resolution value the value is transferred with no decimal indication For instance if the parameter 003 has the value 4 7 the value transferred via network will be 47 The
46. nd reception will occur even if there were no changes The configuration of this time variable is done in the network configuration program Cyclic itis another communication method very similar to the previous one The only difference stays in the production and consume of messages In this type every data exchange occurs in regular time intervals whether or not they had been changed This time period is also adjusted in the network configuration software Explicit it is a kind of general purpose telegram and without priority It is mainly used for asynchronous tasks like the parameter settings and the configuration of the equipment NOTE The CFW500 frequency converter does not provide the bit strobe communication method 1 3 6 Set of Predefined Master Slave Connections DeviceNet uses fundamentally a point to point message model However it is quite common to use a predefined communication model based on the master slave mechanism This model uses a simplified message movement of the I O type very common in control applications An advantage of this method is that the necessary requests to run it are generally less than for the UCMM Even simple devices with limited resources memory 8 bit processor are capable of executing the protocol Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 2 DEVICENET COMMUNICATION ACCESSORY In order to make the DeviceNet communication possible w
47. nnn nnn n nnn 19 P0696 VALUE 1 FOR ANALOG 20 P0697 VALUE 2 FOR ANALOG 1 2 222 22 712121 1 4 20 P0698 VALUE FOR ANALOG 20 P0700 CAN PROTOQGOL 5 4 3 rire eiae CE v IU KR a a daanan inaran DR ERRR ARA COS 21 0701 CAN ADDRESS 5 32 5e eoo ona co rau sa eaa sua Ina rap E S oEa EUR SURE paras pa ao ranana 21 P0702 CAN BAUD RATE 2 35 a cats carre ox Ine OH PN aos ebevecdends e DER OPERI 21 P0703 BUS OFF RESE eH 22 P0705 CAN CONTROLLER 22 P0706 RECEIVED CAN TELEGRAM nnn nnn 23 P0707 TRANSMITTED CAN TELEGRAM 1 1 111 1 23 P0708 BUS OFF ERROR 23 P0709 LOST CAN MESSAGE
48. onfiguration file is supplied together with the product and it can also be obtained from the website It is necessary to observe the equipment software version in order to use an EDS file that is compatible with that version 1 3 5 Communication Modes The DeviceNet protocol presents two basic types of messages and explicit Each one of them is adequate to a specific kind of data as described below Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net O itis a kind of synchronous telegram dedicated to the movement of priority data between one producer and one or more consumers They are divided according to the data exchange method The main types are it isa communication method where the master sends one telegram to each of the slaves of its list Scan list As soon as receiving the request the slave responds promptly to the request from the master This process is repeated until all be consulted restarting the cycle Dit strobe itis a communication method where the master sends to the network a telegram containing 8 data bytes Each bit from those 8 bytes represents a slave that if addressed responds according to the programmed Change of State it is a communication method where the data exchange between master and slave occurs only when changes in the monitored controlled values happened until a certain time limit When this limit is reached the transmission a
49. ork devices it is recommended that the network is fed by only one power supply and the signal is provided to all devices through the cable If it is required more than one power supply these should be referenced to the same point The maximum number of devices connected to a single segment of the network is limited to 64 Repeaters can be used for connecting a bigger number of devices Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net 4 PROGRAMMING Next only the CFW500 frequency converter parameters related to the DeviceNet communication will be presented 41 SYMBOLS FOR THE PROPERTIES DESCRIPTION RO Read only parameter CFG Parameter that can be changed only with a stopped motor CAN Parameter visible on the HMI if the product has the CAN interface installed 0105 187 200 RAMP SELECTION 0220 LOCAL REMOTE SELECTION SOURCE 0221 SPEED REFERENCE SELECTION LOCAL SITUATION 0222 SPEED REFERENCE SELECTION REMOTE SITUATION 0223 FORWARD REVERSE SELECTION LOCAL SITUATION 0224 RUN STOP SELECTION LOCAL SITUATION 0225 JOG SELECTION LOCAL SITUATION 0226 FORWARD REVERSE SELECTION REMOTE SITUATION 0227 RUN STOP SELECTION REMOTE SITUATION 0228 JOG SELECTION REMOTE SITUATION These parameters are used in the configuration of the command source for the CFW500 frequency converter local and remote situations In order that the device be controlled through the DeviceN
50. p Bit 9 0 General Enable is not active Active General Enable 1 General Enable is active and the driveis ready to run the motor Bit 10 0 The motoris running in the reverse direction Speed direction 1 The motoris running in the forward direction Bit 11 0 Inactive JOG function Bit 12 0 Drive in Local mode EUN Bit 13 0 No Undervoltage Bit 14 0 PID in manual mode Bit 15 0 The driveis not in a fault condition Fault condition 1 The drive has detected a fault Note The fault number can be read by means of the parameter P0049 Present Fault P0681 MOTOR SPEED IN 13 BITS Range 92768 to 32767 Default Properties RO Access groups via HMI NET Description It allows monitoring the motor speed This word uses 13 bit resolution with signal to represent the motor rated frequency P0403 P0681 0000h 0 decimal motor speed 0 P0681 2000h 8192 decimal motor speed rated frequency Intermediate or higher speed values in rom can be obtained by using this scale E 9 60Hz rated frequency if the value read is 2048 0800h then to obtain the speed in Hz one must calculate 8192 gt 60 Hz 2048 gt Frequency in Hz Frequency in Hz 60 x 2048 8192 Frequency in Hz 30 Hz Negative values in this parameter indicate that the motor is running in the reverse direction Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net NOTE The
51. p and Running2 Get Ready 0 1 0 Other state EB 1 Ready or Enabled or Stopping 10 Get Faulted 0 1 0 No error 1 Gk Wa 0 0 O Nowans OO 0 gt 1 Error reset 15 Get Ctrl from 0 1 0 Local control EINEN VENE 1 Remote control 5 8 AC DC DRIVE CLASS 2AH This class is responsible for modeling the management functions of the drive The following attributes have been implemented contains specific information of an AC DC Drive such as operation mode speed and torque ranges Table 5 13 AC DC Drive Class attributes Attribute Method Min Max Besoplon o 1 Get Revision 1 65535 Revision of the AC DC Drive Object Class Definition upon which the implementation is based 2 Get M Maximum instance number Instance Table 5 14 AC DC Drive Class instance attributes Attribute Method Name 4 Get Set NetRef 0 Local reference 1 2 1 Remote reference Nd NE Get DriveMode 2 1 Speed control open loop 2 Speed control closed loop Speed Actual 0 9999 Actual speed best approximation 8 Get Set Speed Ref 0 9999 0 Speed reference NOTE The CFW500 will work speed mode independently of the content of the DriveMode attribute 5 9 ACKNOWLEDGE HANDLER CLASS 2BH This class is responsible for managing the reception of acknowledgment messages Table 5 15 Acknowledge Handler Class instance attributes Attribute Method lt lt Name
52. resents a family of networks DeviceNet EtherNet IP and ControlNet use CIP in the application layer The difference among them is primordially in the data link and physical layers Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net For DeviceNet several types of connectors can be used sealed ones as well as open ones The definition of the type to be used depends on the application and on the equipment operation environment The CFW500 uses a 5 wire plug in connector and its pinout is showed in the section 2 For a complete description of the connectors used with DeviceNet consult the protocol specification 1 3 4 Data Link Layer The DeviceNet data link layer is defined by the CAN specification which defines two possible states dominant logic level O and recessive logic level 1 A node can bring the network to the dominant state if it transmits any information Thus the bus will only be in the recessive state if there where no transmitting nodes in the dominant state CAN uses the CSMA NBA to access the physical medium This means that a node before transmitting must verify if the bus is free In case it is then the node can initiate the transmission of its telegram In case it is not then the node must await If more than one node access the network simultaneously a priority mechanism takes action to decide which one will have priority over the others This mechanism is not destruct
53. se parameters are used only if the drive is programmed in parameter PO710 to use options 3 through 6 According to the selected option it will be available up to six words for reading by the network master The first two input words are fixed NOTE The 0 zero value disables the word writing The amount of input words however always remains the same as it was programmed in parameter PO710 P0715 DEVICENET WRITING 3 P0716 DEVICENET WRITING 4 P0717 DEVICENET WRITING 5 P0718 DEVICENET WRITING 6 Range Oto 1199 Default O disabled Properties CFG CAN Access groups via HMI NET Description These parameters allow the user to program the content of output words 3 to 6 output masters sends to the slave Using these parameters it is possible to program the number of other parameter whose content shall be made available in the output area of the network master For instance in case it is necessary to write the acceleration in the inverter the value 100 must be programmed in some of these parameters since the parameter PO100 is the parameter where this information is programmed Note that the written value of any parameter is represented with a 16 bit word Even if the parameter has a decimal resolution value the value is transferred with no decimal indication For instance if you want to set the parameter PO100 with the value 5 06 the value 50 should be written via network These parameters are used only if t
54. t occurs when the equipment does not have the CAN interface installed 1 Autobaud CAN controller is trying to detect baud rate of the network only for DeviceNet communication protocol 2 CAN Enabled CAN interface is active and without errors 3 Warning CAN controller has reached the warning state 4 Error Passive CAN controller has reached the error passive state 5 Bus Off CAN controller has reached the bus off state 6 No Bus Power CAN interface does not have power supply between the pins 1 and 5 of the connector Phone 800 894 0412 Fax 888 723 4773 Web www ctiautomation net Email info ctiautomation net P0706 RECEIVED CAN TELEGRAM COUNTER Range to 65535 Default Properties RO Access groups via HMI NET Description This parameter works as a cyclic counter that is incremented every time a CAN telegram is received It informs the operator if the device is being able to communicate with the network This counter is reset every time the device is switched off a reset is performed or the parameter maximum limit is reached P0707 TRANSMITTED CAN TELEGRAM COUNTER Range O to 65535 Default Properties RO Access groups via HMI NET Description This parameter works as a cyclic counter that is incremented every time a CAN telegram is transmitted It informs the operator if the device is being able to communicate with the network This counter is reset every time the device is switched off

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