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Toshiba VF-AS1 Series Power Supply User Manual

1. CR Carriage return Ex Code 41 Character A 67 E6581315 Appendix 2 Response time The communication response time can be calculated from data communication time and inverter processing time When wishing to know the communication response time calculate using the following as a reference Interval corresponding to 3 5 bytes lai processing time of inverter Approx 8 ms Data transmission time f E 35 KE PC Inverter dk J Data transmission time K 3 Inverter PC Response time W Data transmission time Data transmission time Lo number of bytes transmitted x number of bits baud rate Number of bits start bit data frame length parity bit stop bit Minimum number of bits 1 8 0 1 10 bits Maximum number of bits 1 8 1 2 12 bits lt An example of the calculation of the transmission time 19200 bps 8 bytes 11 bits gt x8x11 4 6ms Data transmission time 19200 W Data processing time of inverter Data processing time maximum 8 ms E6581315 Appendix 3 Compatibility with the communication function of the VF A7 To provide consistency in communication procedures the communication function of the VF AS1 series of inverters has bee
2. A Straight Straight Straight Master J Slave Slave Slave m RXD TXD RXD TXD DIM RXD TXD RXD TXD RXD TXD RXD TXD SG SG SG Terminating resistance 1200 1 2W Never use pin 7 P11 MWiring 4 wire RS485 communication Cross Straight Straight CN1 Master J Slave Slave Slave Pin 4 RXA RXA ra Pin 5 RXB RXB L3 Pin 3 TXA TXA Pin 6 TXB TXB Pin 8 SG SG Pin 2 Never use pin 1 Open and pin 7 P11 Terminating resistance 1200 1 2W You do not need to connect the master receive lines pins 4 and 5 or the slave send lines pins 3 and 6 34 E6581315 R Setting of parameter eProtocol selection E H 0 1 F 8 2 5 Shipment setting 0 TOSHIBA Protocol setting with all inverters both master and slave inverters engaged in inter drive commu nication 0 Set the TOSHIBA Inter drive communication are disabled when the MODBUS RTU protocol is selected This parameter is validated after resetting the inverter or rebooting the power supply e Setting of master and slave inverters for communication between inverters setting of master and slave FATE F EZ E Shipment setting 7 Assign one master inverter in the network Other inverters should be the slave inverters Specify only one inverter as the master In case two or more inverters are designated for the master inverter in the same network data will collide
3. CRC CRC XOR n send byte LSB zero filling the MSB Extract and examine the 0 expanded to word higher 8 E LSB i bits i Y l Bit counter 0 4 If the LSB was 0 Repeat Step 3 another shift If the LSB was 1 Exclusive OR the CRC register with E the polynomial value A001 hex 1010 0000 0000 0001 i N Bit counter 8 Yes 5 Repeat Steps 3 and 4 until 8 shifts have been per E C aa of CRC 2 formed When this is done a complete 8 bit byte will have been processed 000 0 S remainder 6 Repeat Steps 2 through 5 for the next 8 bit byte of the other than 0 i message Continue doing this until all bytes have been i processed i CRC XOR t lyno i ER A001 A RR a T The final contents of the CRC register is the CRC value 4 Bit counter 1 8 When the CRC is placed into the message its upper E and lower bytes must be swapped as described below Y Byte counter 1 v C End Return CRC D 5 3 Error codes In case of the following errors the return commands from the inverters are added 80h to the com mands received by the inverters The following error codes are used Error Code Description 01 Command error Returned when a command other than 03 or 06 is received Communication number error A communication number is not found when Com 92 mand 03 or
4. FEA3 MONI output analog option fFE44 JVON2ouut amdogopion2 FD45 FE45 Commandmodestatis Referto Section FD46 FE46 Frequency setting mode status 82 FD48 FE48 PID command Hz FD49 FE49 Inverter status 3 EE Refer to Section 8 2 65 E6581315 FD50 Lightload high speed torque 1 0 01 a eT ire ee FE60 MY monitor 1 as EGA MYmontor2 CC Ps a SE e 5 ed MY monitor 4 Rated current ren Rated voltage 1v FE73 jCPUveson2 moo FE76 ntegrlinptpowr OOfRWh FET jmntegraloutputpowr OOfEWh FE79 Part replacement alarm informa Refer to Section tion 8 2 FE80 Cumulative power ON time zn Sa FD84 FE84 Binary input value option a 66 E6581315 Appendix 1 Table of data codes e JIS ASCII codes Higher orde EUNT i pe Dt PI pog TCKACK TO4SYN O0 BEL TCwETB FE BS CAN D EDI OM e ui ie arcc qq v Eom i
5. KPP for Bit 7 indicates that panel keys are enabled on the inverters 61 E6581315 9 Parameter data Explanation of parameters for VF AS1 series is described here For communication purposes see the parameter list on inverter s instruction manual regarding the communication number adjustment range and so forth W Referring to the parameter list Example of excerpts from the inverter s instruction manual Minimum set aT Communi pna Adiusiment ting unit Default Write during itle unction ustment range i cation No J 9 Panel Communi setting running cation Rut Automatic accelera 0 Deselect Disabled tion deceleration 1 Automatic setting 2 Automatic setting during acceleration only Automatic torque 0 Deselect Disabled boost 1 Automatic torque boost auto tuning 1 pace 0009 A time 0 1 6000 sec Enabled ae Hz default setting 2 60 Hz default setting 3 Factory default setting U Lyp onn Factory default 10 Acceleration deceleration Disabled setting time setting 0 01 sec 600 0 sec 11 Acceleration deceleration time setting 0 1 sec 6000sec U 1 Default values vary depending on the capacity 2 Changing the parameter L F enables to set to 0 01 sec adjustment range 0 01 600 0 sec The summary of parameter list relating to the communication is as follows 1 Title means the display on the inverter panel 2 Communication number is affixed to each parameter tha
6. Setting to the master inverter Set data desired for sending from the master side to the slave side Master sends a frequency command Master sends an output frequency Master sends a torque command Master sends an output torque command En Ln Setting to the slave inverters Set the desired action on the slave side that will be needed when the master trips Slave issues a OHZ command if something goes wrong with the master when F SH and F Bg 5 are set to 3 and 4 respectively The output frequency is limited to the lower limit frequency Slave continues operation if something goes wrong with the master Note If the master inverter trips when an output frequency is specified for it the operation fre quency of the slave inverters become OHz because tripping of the master inverter causes its output frequency to drop to OHZ Slave trips for emergency stop if something goes wrong with the master The way they make an emergency stop depends on the setting of E amp 2 emergency stop This parameter is validated after resetting the inverter or rebooting the power supply Specify a waiting time if you want the master to issue commands to slaves with a given delay e Frequency setting mode selection 1 E Miad Shipment setting RR S4 input Designate a target of speed command input for the inverter to the parameter F iid Setting to the master inverter Select an option other than RS485
7. Input terminal board monitor FD06 Output terminal board monitor FDO7 Vi Ilterminal board monitor FE36 p 0 After reset Section 10 RR S4 terminal board monitor FE35 4 1 3 11 RX terminal board monitor FE37 E 12 Input voltage DC detection FD04 0879 F 14 Block read data 5 43 Speed feedback frequency FD16 14 Torque FD18 15 MY monitor 1 FE60 16 MY monitor 2 FE61 17 MY monitor 3 FE62 18 MY monitor 4 FE63 19 Free notes F880 0880 F A Free notes 0 65535 1 0 Real time Section 7 5 WO GQ OQ EL M O SS 41 E6581315 7 1 Baud ratet HDH FZE Parity E ad 1 eCommunication baud rate and parity bit should be uniform inside the same network eThis parameter is validated by resetting the power supply 7 2 Inverter number F B 7 2 This parameter sets individual numbers with the inverters Inverter numbers should not be duplicate inside the same network Receiving data will be canceled if inverter numbers specified in individual communication and set by a parameter do not match This parameter is validated from the communication after change Data range 0 to 247 Initial value 0 Parameters can be selected between 0 and 247 Note that the communication protocols limit in verter numbers as follows e TOSHIBA Inverter Protocol ASCII mode 0 to 99 e TOSHIBA Inverter Protocol Binary mode 0 to 63 e MODBUS Protocol 0 to 247 0 Broadcast communicat
8. carriage return ASCII mode U Required Binary mode 2FH Not required 1 If there is no transmission format or the inverter number that matches an error occurs and no response is returned 2 When an inverter number is added behind the communication will take place only in case of broadcast communication or if the number matches up with that assigned to the inverters 3 When a time out period is specified with parameter F E 0 3 communication time out time a time out occurs if communication do not terminate normally within the specified time With parameter F H DH communication time out action you can specify what the inverter should do if a time out occurs For details refer to Section 7 3 4 On executing the command received the inverter returns data to the computer For the response time see Appendix 2 Response time Communication is not possible for about two seconds after the power is supplied to the inverter until the initial setting is completed If the control power is shut down due to an instantaneous voltage drop communication is temporarily interrupted E6581315 4 1 Data transmission format W Note The term trip status used in this manual includes retry waiting status and trip retention status 4 1 1 Data transmission format used in ASCII mode A communication number is used to specify a data item all data is written in hexadecimal and JIS X 0201 ASCII ANSI compl
9. No low 9 9 Blank 06 1 Inverter No 1 byte Specify an inverter number between 0 and 247 00H to F7H Command processing will be executed only broadcast communication 0 and with those inverters that match set inverter numbers Data will not be returned if 0 broadcast communication and inverter numbers do not match 2 Command 1 byte 3 4 Set the write command 06H fixed Communication No 2 bytes Write data 2 bytes Set in the order of high to low numbers Set in the order of high to low write data W Inverter Computer Normal return 5 CRC 2 bytes Set generation results of CRC in the order of low to high numbers generate CRC see 5 2 CRC Generation sal to that of others The text size is 8 bytes fixed For the method to Note that the setting sequence is rever 3 5bytes Blank Inverter No Command Commu nication No high Commu nication No low Write Data Write Data 1 Command 1 byte 2 Write data 2 bytes W Inverter Computer Abnormal return 06 Write command 06H fixed will be returned Returned in the order of write data high and low The text size is 5 bytes fixed 3 5bytes Blank 3 5bytes Blank Inverter No Command Error Code 3 5bytes 1 Command 1 byte 2 Error code 1 byte 86H fixed Read comma
10. 1 Circuit board life alarm Nomai Alarmissued o Main circut capacitor life alarm Normal Alarmissued 3 Usersetalarm L Normal Aarmissuea 4 15 Reserved Eo qos o os 55 E6581315 a Trip code monitor current status FC9O historic records FE10 to FE13 Data Data hexadeci decimal Description pr re OT OjNoemr I HELL Ho Over current during acceleration 2 Over current during deceleration ara IF 3 Over current during constant speed operation pore 4 4jOvercurentinloadatstartup LOGER 1 5 5 Uphasearmovercurent acne ef 6 Vephasearmovercurrent OELR3 7 7 Wephasearmovercurent EPH I 1 8 SB8 inptphasefalue I Epua o 9 Outputphasefailure I oe A o Overvoltage during acceleration ee B n Overvoltage during deceleration oS gummi 13 Over OAD in inverter foe E 14 OverLOADinmotor S O rr F 15 Dynamic braking resistor overload es of t6 Oveheat 0 0 E 1 d7 Emegenystp EEP 1 12 18 EEPROM fault EEPE 13 19 Initial read error o EEP3 14 20 Initial read err Erc g 15 21 lIverterRAMfaut Ercc3 16 22 Inverter ROM fault S O Erry 17 23 CPUfalt ooo rrel B 24 Communication time outerror Eee 25 Gweamyt Ecc 1 1A 26 Outputouren
11. 1 MOUBUS RTU A parameter change is reflected when the inverter is reset such as in power off 3 1 About the handling of received frames To send and receive data frames a frame synchronization system for locating the start and end points of each frame is defined with time for which no data is sent time interval equivalent to the time required to send 3 5 bytes of data If no data is sent for the time required to send 3 5 bytes of data at the current transmission speed approx 4 ms or more at 9 600 bps or approx 2 ms or more at 19 200 38 400 bps after receipt of a frame the entire frame is assumed to have reached and information in it is analyzed For this rea son an interval corresponding to at least 3 5 bytes of data must be placed between frames When sending a significant data set using two or more frames an interval corresponding to at least 1 5 bytes of data must be placed between frames If an interval corresponding to 1 5 bytes or more is not placed the contents of a frame are analyzed separately from those of the other frames and therefore communication are not carried out normally When two or more inverters on the same line are controlled individually one after another not only data from the host computer to an inverter but also a response from an inverter to the host computer are transmitted to the other inverters on the line too Therefore an interval corresponding to at least 3 5 bytes should be placed between the
12. common 1 Even parity 1 After reset Section 7 1 2 Odd parity 0802 F ggg weternumber 0 247 1 0 Realtime Section 7 2 common Communication 0 OFF 0803 F 8 DH 5 time out time 1 100s 1s 0 Real time Section 7 3 common 2 wire 4 wire 0 l 1 jtalarm Communication S En trip TET 0804 F 414 time out action 1 8 Real time Section 7 3 common 4 t alarm t alarm 5 Errd trip t alarm 6 Err5 trip 7 talarm Err5 trip 8 Errd trip Err5 trip 0805 F AAS SE T 0 01s 0 00 Realtime Section 7 4 0 Slave issues a OHz command if some thing goes wrong with the master 1 Slave continues operation if something goes wrong with the master Inverter to inverter 2 Slave trips for emergency stop if 0806 FEI 5 communication 2 something goes wrong with the master 0 After reset Chapter 6 wire RS485 3 Master sends a frequency command mand C rtt x 0807 FEL wire RS485 t MODBUS RTU Oa MEE EIOS PS Chapter 3 0 Disabled Frequency point 1 2 wire RS485 2 con 0810 F ti sale tioh 2 4 wire RS485 0 Real time Section 6 1 3 Communication add option 0811 F i Point 1 setting 0 100 0 Real time 0812 F A 2 Point 1 frequency 0 F HHZ 0 01Hz 0 0 Real time Section 6 1 0813 F A 13 Point 2 setting 0 100 100 Real time 0814 F A 4 Point 2 frequency 0 F HHZ 0 01Hz 60 0 Real time Communication 0 9600bps 0820 F 271 speed 1 19200bps 1 After reset Section 7
13. oon JI Foo4 FEO4 nputvotage DCdetecion 0 01 FDo5 FEO5 JOutputvotage on FDo6 FEO6 _ input terminal information Refer to Section FDO7 FEO7 Output terminal information 82 EE E EE FE10 Past trip 1 latest Past Pasttip2 O 2 Refer to Section eet spa OS 82 FES Pesttip4 eaties FEf4 jumultiveoperationtime tn FDi5 FE15 Compensated frequency 0 01Hz FD16 FEf6 Speed feedback real time O01Hz FDi7 FEI7 Speced feedback 1 sec filter 0 01Hz FDi8 Fes Torque ons FDi9 FET9 Torque command 001 FD20 FE20 JToquecuret oon FD21 FE2 Exd ngcuret oo PID feedback value FD23 FE23 Motor overload factor OL2 data 0 01 FD24 FE24 Inverter overload factor OL1 0 0196 data FD25 FE25 Regenerative braking resistance 19 overload factor OLr data i FD26 FE26 Motor load factor AT j M E FD27 FE27 Inverter load factor de uc o 1 pu eeu er en s 196 load factor FD29 FE29 nputpowr OOftW FD30 FES0 Joutputpovr poor FE385 JRRS4ipt 3 00 rem Mimpt 0 09 nero Section FES X JRXimpt 00f da FE38 Option 00 B FE39 foptionsi2 00 FD42 FE42 Inverter status 2 a Refer to Section 8 2
14. 1 4 wire RS485 2 38400bps Send waiting time 0 00 Normal ru 0825 FOL 4 wire RS485 0 01 2 00s 0 01s 0 00 Realtime Section 7 4 E6581315 Com NA Title Function Adjustment range Unit Derault Valid Reference ion setting Number 0 Slave issues a OHz command if some thing goes wrong with the master 1 Slave continues operation if something Inverter to inverter 9065 wrong with the master ae 2 Slave trips for emergency stop if 0826 H 2 amp 5 Communication something goes wrong with the master 0 After reset Chapter 6 setting 4 wire RS485 3 Master sends a frequency command 4 Master sends an output frequency 5 Master sends a torque command 6 Master sends an output torque com mand 0829 16829 Protocol selection 0 TOSHIBA E 0 After reset Chapter 3 4 wire RS485 1 MODBUS RTU 0870 FB 10D Block write data 1 0 Deselect 1 Command information 1 FAO0 2 Command information 2 FA20 3 Frequency command FA01 5 0 After reset Section 0871 E 47 Block write data 2 4 Terminal board output data 4 1 3 FA50 5 Communication analog data FA51 0875 FB 75 Block read data 1 Deselect Status information FD01 0876 F A Block read data 2 Output frequency FDOO 0877 FH Output current FDO3 0878 FH 74 Block read data 4 1 Dn Block read data 3 4 Output voltage FD05 Alarm information FC91 PID feedback value FD22
15. 2 Motor 1 THR 1 Motor 2 THR 2 5 PI control OFF PI control PI control Accelera Acceleration Acceleration AD1 HZL gEL tion deceleration deceleration deceleration pat AD2 F 577 F pattern selection 1 or pattern 1 AD 1 tern 2 AD 2 C DC braking 8 Jog run 9 Fonward reverse run 10 Run stop Coast stop ST OFF ST ON ST OFF 12 Emergency stop Not emergency Emergency stop stop status status 13 JStandby ST ON Start up process Standby Standby Initialization completed not failure stop status not alarm stop status MOFF LL forced stop or forced stop due to a momentary power failure ST ON and RUN ON 14 Standby Start up process Standby Standby Initialization completed not failure stop status and not alarm stop status MOFF LL forced stop or forced stop due to a momentary power failure 15 Reserved a Far Sape aaa ees 52 E6581315 m inverter operating status 2 FD42 FE42 Inverter status 2 current status Communication Number FD42 Inverter status 2 status immediately before the occurrence of a trip Communication Number FE42 Function Remarks Control mode switching Speed control Torque control UR posi Electric Povver Counting Counting Resetting FE76 FE77 status Reserved Dan Reserved Era Preliminary excitation Reserved Reserved p e K Maximum deceleration forced stop m De Es Acceleration deceleration 00 Acceleration deceleration 1 JA
16. an alarm or trip if a cable is broken or the master inverter is turned off during operation To use the inter drive communication function select TOSHIBA Inverter Protocol E Ai 1 FL 53zH inthe communication protocol selection parameters TOSHIBA Inverter Protocol Fad T 824 77 is set for communication protocol selection in Shipment setting See 3 Communication protocol lt Conceptual illustration gt Master 60Hz Slave 1 50Hz Slave 2 40Hz Slave 3 30Hz VF AS1 VF AS1 VF AS1 VF AS1 y Analog input lt Notes gt Speed command can be transmitted but the run stop signal is not issued Slave station should have an indi vidual stop signal or the function to stop the action by the frequency reference Setting is necessary for F OY 4 Operation start frequency F Z 4 2 Operation start frequency hysteresis For continuing the operation by the last received command value in the case of a communication breakdown communications time out time E E 3 to trip the slave inverters The master inverter does not trip even though the communication breakdown happens To trip the master inverter provide an interlock mechanism by installing an FL fault relay point or the like from the slave side EVViring 2 wire RS485 communication CN1 Pin 4 Pin 5 Pin 8 Pin 3 L j E6581315
17. cannot be changed during operation e g maximum frequency E 2 Writing data into a parameter while jn GE isin progress Invalid data is specified 0001 Communication There is no communication number that matches 0002 number error Command error The command specified does not exist 0003 ASCII mode No code returned Binary The Checksum does not match 0004 Format error The data transmission format does not match No code returned 1 One digit inverter number ASCII mode 2 The CR code is found in the designated position ASCII mode Ex Communication number of 4 digit or less In the case of R11 CR 11 CR is recognized as a communication number and the CR code is not recognized with the result that a format error occurs 3 A code other then the stop code is entered in the stop code position Receiving error A parity overrun or framing error has occurred S No code returned 1 For parameters whose settings cannot changed during operation see Table of parameters 2 Parity error The parity does not match Overrun error A new data item is entered while the data is being read Framing error The stop bit is placed in the wrong position For the errors with no code returned in the above table no error code is returned to avoid a data crash If no response is received the computer side recognizes that a communication error has occurred Retry after a lapse of some time fthe inv
18. e hehe fee ehe ee ee ee ee ehe ee kk kk dee kk kk kk KKK Do dummy DoEvents If MSComm1 InBufferCount Then Text1 Text Text1 Text amp MSCommi1 Input End If Loop End Sub Vise e e ee e e ehe e e e hehe fee e e ee e e hehe fee ehe ee e e ehe e e hehe fee ehe ee ee ee ee ehe fee kk kk kk kk kk kk KKK The contents of the text box are transmitted Vise e e ee e e ee fe e e hehe fee e e ee e e hehe fe e hehe ee e e ee e e ehe ee ehe ee kk kk kk kk kk kk kk kk kk kk kk KKK Private Sub Command 1_Click MSComm1 Output Text2 Text amp Chr 13 End Sub Vise ee ee e e ee e e e ehe ee e e ehe e e hehe fee hehe fee e e ehe e e hehe fee ehe ee ehe ee ee ehe fee kk kk dee kk kk kk KKK The contents of the text box are removed Vise ee ee e e ehe fe e e hehe ee e e ee e e hehe fe e hehe ee e e ehe e e hehe ee ehe ee ee ee ee dee ee ee kk dee kk kk kk KKK Private Sub Command2 Click Text2 Text Text1 Text End Sub Vise e e ee e e ee fe e e hehe ee e e ehe e e hehe fe fe hehe ee e e ehe e e hehe fee ehe ee ee ee ee ee fee kk kk dee kk kk kk KKK A serial port is closed end Vise ee ee e e ehe fe e e ehe fee e e ee e e hehe fee hehe ee e e ehe ee hehe fee ehe ee ee ee ee ee fee kk kk dee kk kk kk KKK Private Sub Command3 Click If True MSComm1 PortOpen Then MSComm1 PortOpen False End If End End Sub 28 E6581315 5 MODBUS RTU protocol The MODBUS RTU protocol of VF AS1 supports only part of the MO
19. number FAOO FA04 Commands can be executed on inverter frequencies and operation stop through communication The VF AS1 series can enable command and frequency settings through communication irrespec tive of settings of the command mode selection C T DH d and frequency setting mode selection 1 E HDH 21 However if 48 49 Forced switching from communication to local 56 57 Forced continuous operation or 58 59 Specified speed operationj is set by input terminal function se lection E 10 to F i E a change to a command other than communication and to a frequency command is feasible through a contact on the terminal board Once the communication command FAOO FA04 is set to enable communication command priority and frequency priority both priorities will be enabled unless OFF is set power is turned off or is re set or factory default setting 4 F is selected Emergency stop is always enabled even though communication command priority is not set Table 1 Data construction of communication commands communication number FA00 FA04 bit Specficaions 0 1 Remarks Preset speed operation Preset speed operation is disabled or preset G e operation frequencies 1 15 are set by 1 Preset speed operation specifying bits for preset speed operation frequen 0000 Preset speed operation OFF frequencies 3 001 1111 Setting of preset speed operation 3 Preset speed operation f
20. of inverters support the binary HEX code in addition to the JIS ASCII code A communication number is used to access the de sired data item The smallest unit of information that computers handle is called a bit binary digit which repre sents the two numbers in the binary system 1 or 0 A group of 16 bits is referred to as a word which is the basic unit of information the VF AS1 series of inverters use for data communication One word can handle data items of 0 to FFFFH in hexadecimal notation or 0 to 65535 in decimal notation BIT15 BIT8BIT7 BITO 1 bit 1 word E6581315 2 Data transmission specifications Items Specifications Transmission scheme Half duplex Synchronization scheme Start stop synchronization Communication baud rate 9600 19200 38400 bps selectable using a parameter Communication protocol Character transmission lt ASCII mode gt JIS X 0201 8 bit ASCII lt Binary mode MODBUS RTU gt Binary codes fixed to 8 bits Received by inverter 1 bit Sent by inverter 2 bits S Parity Even Odd Non parity selectable using a parameter checksum Toshiba inverter protocol CRC MODBUS RTU 11 bit characters Stop bit 1 with parity Stop bit length Error detecting scheme Character transmission format Order of bit transmission Frame length Low order bits transmitted first Variable to a maximum of 17 bytes 4 Standard default setting TOSHIBA
21. range 0 1 Initial value 0 0 Block communication parameters F E 10 F amp 74 is used 1 LED display ASCII data is used When writing ASCII display data 1 Communication Num ber FA70 FA74 when reading LED data displayed before change To validate LED data set by using LED display block communication set standard monitor display selection to communication LED select F 7 10 3 and display selection by communication to ASCII data 1 Communication Number FA65 E Format The format is the same as that used in the usual block communication mode For the detail infor mation see 4 1 3 Block communication transmission format The block communication pa rameters FE 7 FE 74 will become invalid Write data will become ASCII display data 1 Communication Number FA70 FA74 fixed LED display data that is actually being output will be read during reading The specification range for write operations is O to 5 BH Example Communication LED selection E 7 if 3 for standard monitor display selection ASCII data 1 Communication Number FA65 1 for display selection by communication LED display ASCII data Communication Number FA80 1 for the block communication mode Current LED display status is display of initial value SHA PC Inverter 2F580505003000310032003300035A DH 2 3 display command Inverter PC 2F59050000640041007400410000E7 dc At A displayed before change 59 E658
22. representative inverter returns a lowercase letter in response to a command from the computer the computer will judge that a problem has arisen in an inverter To examine details on the problem that has arisen the host computer accesses each individual inverter specifying its communication number To make the computer issue a command to all inverters in block 1 or block 2 shown in the figure above specify 1 or 2 respectively In this system inverter No 10 will return data to the computer if a problem arises in block 1 or inverter No 20 if a problem arises in block 2 For overall broadcast communication specify in which case the inverter with the communication number 00 will return data to the computer In this example if you want the computer to maintain communication without bringing an represen tative inverter to an emergency stop set its input terminal selection parameter to disabled E 2l but not to external input trip emergency stop This setting causes the host computer to check the setting of the input terminal information parameter Communication No DFO6 bit 0 of the representative inverter and as a result enables the computer to detect the occurrence of a problem CAUTION Data from inverters will be deformed if inverters of the same number are connected on the network Never assign same single numbers to inverters on the network 22 E6581315 4 5 Examples of the use of
23. return data to read data B Example When set as follows F E 1 71 Command information 1 FE 1 f 3 frequency command FATS i status information EB TB Z output frequency F 8 7 7 3 output current E E 18 4 output voltage ati FB15 5 alarm information Computer Inverter 2F 58 02 05 C4 00 17 70 D9 Inverter Computer 2F 59 05 03 00 00 00 00 00 00 00 00 00 00 90 When parameter is not set Inverter Computer 2F 59 05 00 40 00 00 00 00 00 00 00 00 00 CD CD When parameter is set Inverter Computer 2F 59 05 00 64 00 17 70 1A 8A 24 FD 00 00 3D During operation at 60Hz 15 E6581315 2 Error Processing Binary mode In case an error occurs communication error command 4EH N or 6EH n and the error type num ber is returned to the computer in addition to the checksum Qmissible 3 5bytes T INV NO Norn DATA SUM 3 5bytes Blank 2FH 1 byte 4EH 6EH 2 bytes 1 byte Blank Checksum area Not omissible N or n 1 byte Communication error command Also for check during an inverter trip includes standing by for retrying and trip holding 4EH NT when normal 6EH n during an inverter trip DATA 2 bytes Error code 0004 0004 Checksum error The checksum does not match No return Command error format error specified number of bytes is not received in 1sec or parity error overrun error or framing error inverter number mismatch and inverter
24. selection F 1 10 to i H Once enabled this frequency setting will be enabled till disable is set 0 setting power is turned off or is reset or factory default setting 4 is selected Set a frequency by communication hexadecimal in Communication Number FA01 FAQ5 1 0 01Hz unit Example Operation frequency 80Hz command by 2 wire RS485 communication PFAO11F40 cR 80Hz 80 0 01 8000 1F40H m Torque command setting from the computer 2 wire RS485 communication FA30 4 wire RS485 communication FA32 This section explains how to set a torque command value for inverters The torque command value set here takes effect if torque commands from the computer are valid when the inverters are in tor que control mode in cases where torque control is selected with the terminal board or with a com munication command when F is set to 4 or 8 To make torque commands from the computer valid set the torque command selection parameter E 421 communication No 0420 to 5 2 wire RS485 communication input or 6 4 wire RS485 communication input Once torque commands from the computer have been set they remain valid until they are changed the inverters is turned off or reset or the parameter 4 7 for returning set tings to their defaults is selected The settings of FA30 and FA32 are not stored in EEPROM Therefore they are cleared when the inverter is turned off or reset When setting a torque for torque commands from the compute
25. units of 0 01Hz For example if the out put frequency is 80Hz 1F40H hexadecimal number is read out Since the minimum unit is 0 01Hz 1F40H hexadecimal number 8000 decimal number x 0 01 80 Hz Example Monitoring of the output frequency operation frequency 50Hz 1F40H 8000d 8000x0 1 80Hz Computer nverter Inverter Computer RFDOO CR RFD001F40 cr The following items are also calculated in the same way e FD22 PID feedback value Unit 0 01Hz FD16 speed feedback see Unit 0 01Hz FD29 input power see e eee ee Unit 0 01kW FD30 output power sees eee Unit 0 01kW m Monitoring of the output current with the computer FDO3 FEO3 Output current current status Communication Number FDO3 minimum unit 0 01Hz Output current status immediately before the occurrence of a trip Communication Number FE03 minimum unit 0 01Hz The current output current is read out in hexadecimal in units of 0 0196 For example if the output current of an inverter with a current rating of 4 8A is 2 4A 5096 1388H hexadecimal number is read out Since the minimum unit is 0 01 1388H hexadecimal number 5000 decimal number x 0 01 50 96 Example Monitoring of the output current output current 90 2328H 9000d 9000x0 01 90 Computer Inverter Inverter Computer FRDO3 cR RFD032328 cR The following items are also calculated in the same way e EDO
26. 00 Master send data fc 6 5000 50 Master side FH 10000 Both slaves 1 and 2 Result of a conversion made on the slave side E P Slave receive data x Slave side FH _ 500010000 5000 504z 10000 10000 Both slaves 1 and 2 Result of a conversion to Yo made prior to a conversion to point frequency fc Hz x10000 5000x10000 fe 5000 50 Slave side FH 10000 Results of conversions to point frequency for the equation used see above Slavel fe Hz 2000 0 5000 0 0 4500 45Hz 10000 0 Slave2 fc Hz 200020 5000 0 F0 4000 40 Hz 10000 0 38 E6581315 6 2 Transmission format for inter drive communication Data type is handled in hexadecimal notation and the transmission characters are treated with the binary HEX code The transmission format is basically the same to the case of binary mode S command is used and the slave inverters do not return the data W Master inverter Slave inverter Binary mode Omissible 3 5bytes P INV NO CMD Communication No DATA SUM 3 5bytes Blank 2FH 1 byte 1 byte 2 bytes 2 bytes 1 byte Blank 1 INV NO 1 byte 2 CMD 1 byte Checksum area Not omissible Inverter number This is always excluded at the master inverter side at time of inter drive communication and can be added when the user utilize this data for the purpose of proportional operation When this code is added only the inverter con
27. 00H 7DH Impossible to execute e g a change of maximum frequency data during operation 2FH 4EH 00H 01H 7EH Data setting error The data specified falls outside the specified range 2FH 4EH 00H 02H 7FH No communication number There is no communication number that matches 2FH 4EH 00H 04H 81H Checksum error The checksum result differs 12 E6581315 4 1 3 Transmission format of Block Communication What is block communication Data can be written in and read from several data groups set in one communication by setting the type of data desired for communication in the block communication parameters C 10 E E 1 1 FES toF H 749 in advance Block communication can save the communication time Data is transmitted hexadecimal using the binary HEX code transmission characters Computer inverter is for writing only while Inverter computer for reply is for reading only W Computer Inverter Block Communication Omissible Number of writing data groups x 2 bytes k YY 3 5bytes Start INV NO CMD Num Num Write Write Write Write SUM 3 5bytes Blank Code X berof ber of datai datat data2 data2 Blank oe write read High L High L 0 data data Ig W ig ow groups groups Checksum Area 1 2FH 1 byte Start code of binary mode 2 INV NO 1 byte Inverter number Can be omitted in 1 1 communicatio
28. 04P 2 2 VFAS1 2007P veast 2oisp 6 k VFAS1 2022P VFAS1 2037P_ 9 9 VFAS1 2055P A 10 VFAS1 2075P B n e VFAS1 2110P VFAS1 21507 6D 1309 VFAS1 2185P VFAS1 2200P VFAS1 2300P 112 VFAS1 2370P 71 113 VFAS1 2450P VFAS1 2550P VFAS1 2750P VFAS1 4007P VFAS1 4015P VFAS1 4022P VFAS1 4037P VFAS1 4055P VFAS1 4075P VEAST 4110P VFAS1 4150P VFAS1 4185P VFAS1 4220P VFAS1 4300P VFAS1 4370P VFAS1 4450P VFAS1 4550P VFAS1 4750P VFAS1 4900P VFAS1 4110KP VFAS1 4132KP VFAS1 4160KP VFAS1 4200KP VFAS1 4220KP VFAS1 4280KP 80 e VFAS1 4355KP VFAS1 4400KP VFAS1 4500KP 57 E6581315 8 3 Utilizing panel LEDs and keys by communication The VF AS1 can display data that is not related to the inverters through an external controller or other means Input by key operations can also be executed The use of inverter resources re duces the cost for the entire system 8 3 1 LED setting by communication Desired LED information can be displayed by communication How to Set Set the standard monitor display selection parameter to communication LED setting E 118231 When in the standard monitor mode status LED information is displayed according to the setting of Communication Number FA65 Set to Communication Number FA65 1 and initial data g H E A in shipment setting In case of an alarm while setting communication LEDs the alarm display will alternately display specif
29. 06 is received 03 Data range error Data range error vvhen Command 03 or 06 is received Unable to execute Command 06 is being received and data cannot be written 04 1 Writing in write disable during operation parameter 2 Writing in parameter that is executing TYP E6581315 6 Inter drive communication Inter drive communication communication between inverters are used for example when per forming speed proportional control or load sharing torque control of two or more inverters without using a PLC or computer The command is instructed by the operation from the master inverter s panel or analog input etc With the Inter drive communication function the master inverter continues to transmit the data se lected by the parameters to all the slave inverters on the same network The master inverter uses the S command for outputting instructions to the slave inverters and the slave inverters do not re turn the data See chapter 4 2 Command Network construction for a simple synchronized op eration and speed proportional operation can be created by this function fthe master inverter trips the slave inverters display the blinking error code t and come to a full stop 0Hz Restoring the master inverter that has tripped returns the slave inverters to working order With the communication time out parameters E 8 D 3 and F E 71 you can specify what the slave inverters should do continue to operate issue
30. 11770 cn Example of data returned from inverter to host computer Q9PFA011770 cr Data is returned only the inverter numbered 09 only while commands are issued to a maximum of 10 inverters bearing the number 09 19 29 39 or 99 E6581315 Host computer Block 1 Block 2 nverter No 19 Inverter No 20 Inverter No 21 Inverter No 29 Inverter No 10 Inverter No 11 I VF AS1 1 Error signal I F In broadcast communication only the representative inverter in each block returns data to the host computer However you can make the representative inverter in each block report the occurrence of a problem in the block To do so follow these steps Set the timer function so that if a time out occurs the inverter will trip Ex E 8 DH 2 3 sec set the output terminal selection parameter FL so that trip information will be output through the output terminal E 3 Z tit and set the input terminal selection parameter F of the representative in verter in each block to external input trip emergency stop E iz 01 Then connect the input terminal F CC of the representative inverter to the FL terminal FLA FLC of each of the other in verters in the same block FLA F FLC CC In this setting if an inverter trips the representative in verter will come to an emergency stop and as a result it will report the occurrence of a problem in its block to the computer If the
31. 1315 B ASCII LED display data code 00H 1FH are blank Display Char Hex Code Display Char Display Display om mw om mw on mw om m ETHET E ow mw om mw on mw on mw ow mw on en Lem Lem U e IS Pd e I e l e UI Oj jo Dots to show decimal points and other uses can be added by setting 80H Bit 7 highest bit Example 0 to display 60 0 can be added by 30H 80H BOH 60 E6581315 8 3 2 Key utilization by communication The VF AS1 can use the panel keys on the inverters through external communication m Key Monitoring Procedure Set panel key selection Communication Number FA10 to 1 to set the external key mode How ever if communication duration is less than 1sec to avoid an inverter operation shutdown in com munication disruption communication must always be maintained such as monitoring key data and LED data to automatically reset inverter operations to inverter key operation FA10 0 Set to the external communication key mode FA10 1 to disable the key function of the inverters so that in verter operation will not be affected by pressing of the keys on the inverters By monitoring key in formation which is input by the keys on the inverters in this condition through inverter key data Communication Number FC01 the keys on th
32. 4 Input terminal function selection 15 F 25 L8 S 1 t i 1 17 Input terminal function selection 16 F iZi C D Example Data set for FE06 when the F and S1 terminals are ON 0011H BIT15 bit Feos Lololololololojojololojtjololojij 0 j 0 0 9 50 E6581315 m Output terminal board status FDO7 FEO7 Output terminal board status current status Communication Number FDO7 Output terminal board status status immediately before the occurrence of a trip Communication Number FE07 Using terminal function selection parameters functions can be assigned individually to the termi nals on the output terminal board When using a terminal as a monitoring terminal check beforehand the function assigned to each terminal Data composition of output terminal board status FDO7 FEO7 0 0 1 2 3 4 5 OFF 6 7 8 Bit Terminal name Function parameter title 1 E ali roa o 4 Output terminal function selection 3 E 32 OUT3 Output terminal function selection 4 E 12 2 OUTA Output terminal function selection 5 E 12 7 Piao ON Output terminal function selection 7 F i Output terminal function selection 8 F ao Output terminal function selection 11 F 6 5 11 to 15 Example Data set for FE07 when both the OUT1 and OUT2 terminals are ON 0003H BIT15 bito Feo Lolololojolojolojojojojojojojtjti HP of m Monitoring of the analog input with t
33. Changes the maximum frequency to 60 Hz 1770 Reads the maximum frequency 0011 1770 Maximum frequency 60 Hz E6581315 Ex 3 BASIC program for communication tests RS232C ASCII mode Toshiba version of Advanced BASIC 86 Ver 3 01 05J o Accessing a parameter with error code 1 Examples of programs 100 INPUT Baud rate 9600 4800 2400 1200 SPEED Selects a baud rate 110 INPUT Parity even E odd O PARITY Selects parity 120 OPEN COM1 SPEED PARITY 8 1 AS 1 130 INPUT Send data B Enters a command 140 PRINT 1 B 150 C 160 T TIMER 170 COUNT TIMER T 180 IF COUNT gt 3 THEN 270 190 IF COUNT lt 0 THEN T TIMER Prevents an increase in the number of digits 200 IF LOC 1 0 THEN A GOTO 220 210 A INPUTS 1 1 220 IF A lt gt CHR 13 THEN 240 Carriage return 230 GOTO 290 CR to finish reading in 240 IF A THEN 160 250 C C A 260 GOTO 160 270 COLOR 0 7 PRINT There is no data to return COLOR 7 0 PRINT 280 GOTO 130 Repeats 290 PRINT A 300 C C A 310 PRINT Return data c 320 GOTO 130 Repeats 2 Examples of program execution results In this example the inverter number is 00 Baud rate 9600 4800 2400 9600 Selects 9600 baud Parity even E odd O E Select E even parity Send data 00R0011 Carries out test communication Return data 00R00111770 Send data Error Ther
34. DBUS RTU protocol Only two commands are supported 03 Multiple data read limited only to two bytes and 06 Word writes All data will be binary codes m Parameter Setting n e Protocol selection F A 1 E H 2 91 Select MODBUS RTU FRO F829 Min the communication selection parameters TOSHIBA E B D 7 E BH 2 N lt D is set for communication protocol selection in initial shipment set ting See 3 Communication protocol Caution when selecting MODBUS RTU Note that selecting this protocol disables the inter drive communication functions set with parame ters E BHU b and F EZ E and the block communication functions set with parameters FA 1 FAT fandFATS to FE e Inverter number F R D 21 Inverter numbers 0 to 247 can be specified in MODBUS RTU 0 is allocated to broadcast com munication no return Set between 1 and 247 lt Related Parameter Change and set as necessary gt FAOD Baud rate 2 wire RS485 F B Zi Communication speed 4 wire RS485 FB Parity common to 2 wire RS485 and 4 wire RS485 W Data Exchange with Inverters W Caution The inverters are always ready to receive messages and perform slave operation in response to computer requests A transmission error will result if the transmission format does not match The inverters will not re spond if a framing error parity error CRC error or an inverter number mismatch occurs If no re sponse is received the computer side
35. II display data 2 0 to 127 yes vailable Fretageromiet T FA76 ASCII display data 2 0 to 255 yes vailable Second digit from left p FA77 ASCII display data 2 0 to 255 vailable Third digit from left oc NN FA78 ASCII display data 2 0 to 127 yes vailable Fourn i rom T NJ FA79 LED data for unit 20 vailable FA80 Block communication mode 2 2 oO oO vailable oe o LEAN E Rot EAT DE pg LAS LEAN 63 E6581315 Enable the communication command or communication frequency setting before setting these parameters are set Otherwise the parameters will not function See 8 1 Command by communication for the method to enable them 7 Note that the Communication Number for operation panel operation frequency is FAQ2 in the VF S7 and VF S9 series See 8 1 Communication commands commande from the computer for the detail information See 8 3 Utilizing panel LEDs and keys by communication for the detail information 64 E6581315 m Monitor parameters These Parameters are read only monitor only parameters Communication No Current Trip data held Function i Remarks value FCOO Monitor of key data Effective Refer to Section data 8 3 Monitor of inverter keypad data Trip code Fc9i Mameode Referto Section Foot FEO jmvetersttusi FDo2 FEO2 JFrequency command value 0O01Hz FDOS FEOS JOuputcuret
36. INT Output frequency F Hz Displays the output frequency 80 GOTO 20 Repeats 2 Examples of program execution results stop command issued during 80 Hz operation Output frequency 80 Hz Output frequency 79 95Hz Output frequency OHz 24 E6581315 Ex 2 BASIC program for executing an input command with checksum RS232C ASCII mode Toshiba version of Advanced BASIC 86 Ver 3 01 05J o Checking if the maximum frequency setting has been changed correctly 1 Examples of programs 10 OPEN COM1 9600 E 8 1 AS 1 20 INPUT Send Data A 30 S FAS amp 40 S 0 50 L LEN S 60 FOR I 1 TOL 70 S S ASC MID S I 1 80 NEXT I 90 CHS RIGHT HEX S 2 100 PRINT 311 A amp CHS 110 INPUT 1 B 120 PRINT Receive data B 130 GOTO 20 2 Examples of program execution results Send Data R0011 Receive Data R00111F40 amp 3D Send Data W00111770 Receive Data W00111770 amp 36 Send Data R0011 Receive Data R00111770 amp 31 25 9600 baud even parity 8 bit length 1 stop bit Reads in data to be sent to the inverter Adds and 8 to the read data in Calculates the number of bits checksum Sends the data including the checksum result to the inverter Receives data returned from the inverter Displays the data received Repeats Reads the maximum frequency 0011 1F40 Maximum frequency 80 Hz
37. Inverter Protocol MODBUS RTU selectable using a parameter i 1 Changes to setting do not take effect until the inverter is turned back on or reset 2 JIS X 0201 ANSI compliant 8 bit codes are used for all messages transmitted in ASCII mode and vertical even parity bits specified by JIS X 5001 are added to them These even parity bits can be changed to odd parity bits by changing the parameter setting a change to the parameter setting does not take effect until the inverter has been reset 3 Here are the default character transmission format Characters received 11 bits 1 start bit 8 bits 1 parity bit 1 stop bit START PARITY STOP BITO BIT1 BIT2 BIT3 BIT4 JBITS JBIT6 BIT7 The inverter receives one stop bit The computer can be set so as to Sand 1 1 5 or 2 stop bits Characters sent 12 bits 1 start bit 8 bits 1 parity bit 2 stop bits PARITY STOP BITO BIT1 BIT2 BIT3 JBITA BIT5 BIT6 BIT7 The inverter sends two stop bits The computer can be set so as to receive 1 1 5 or 2 stop bits E6581315 3 Communication protocol This communication protocol supports the TOSHIBA Inverter Protocol and part of MODBUS RTU protocol Select the desired protocol from in the following communication protocol selection parameters Parameter Name E H DH and E 24 Communication Number 0807 and 0829 Data Range 0 1 Initial value 0 0 TOSHIBA Includes inter drive communication
38. MODBUS RTU ptotocol rere eee hee e ee eee e eb Ue a 29 5 1 MODBUS RTU transmission format isitniti i seti te tee de Pede eoe dee tese fed dados 30 5 1 41 Read command 1 1 onde aiad rede die de ode Tea d dd od 30 511 2 Write command QO sarsii aienea orcusce e esee Ee teet EE dunno t deca ae E veneno hedh vak t 31 5 2 CRGO Generatlon nin petere mE eee ee n Ee ep yere vede ee e eeu edi ben 32 5 3 Error code Sn n e DR en eie e puteis x end pde uper DERE e Hood tenore a Cod ate 32 6 Inter drive communication sis ka neveri sve te edere hedh tae e tede E deese e ddnde dhe eec e dr ot 33 6 4 Proportional control of Speed 2 titer ahu taa osh decr eu aet Ere Rode hin phoebe PE esp 37 6 2 Transmission format for inter drive COMMUN ICAt ON sse eee ee eee eee eee ee ee eee eee 39 T Communication parameters e a ri ile e dede e hada dete qute tied dd teed 40 7 1 Baud rate F BG B FB2 D Parity FB B T 42 7 2 Inverter m mber E GO 8 iudei istaec rte t cm rie nta pec o ede RR RO EC shawna REED tis 42 7 3 Communication time out time B D 3 Communication time out action F B fj M sss 43 TA Send waiting time F 9 5 5 F Be 5 tti oed bed ee qeite 44 To Free notes F B BB Ree te ret me eee etae ete er e ete re rte ee ed 44 8 Commands and monitoring from the computer sse sees eee eee eee eee eee eee 45 8 1 Communication commands commands from the computer sss eee sese ee eee eee eee vene ee ee
39. Ms and RAM is executed E Commands NOTE Data is expressed in decimal notation Function Adjustment Range ber HEX FA00 Command 1 2 wire RS485 0 to 65535 FAO1 Frequency command value 2 10 to Max frequency 0 01Hz wire RS485 FH frequency L L to High limit frequency U L FA04 Command 1 4 wire RS485 E 0 to 65535 D 2 FA05 Frequency command value 4 10 to Max frequency 0 01Hz wire RS485 FH 4 4 eo RS485 RS485 FA20 Command 2 2 wire RS485 7 JO to 65535 FA22 Command 2 4 wire RS485 U JO to 65535 1 Comunication FA11 External communication key 0 to 65535 data FAS o Terminal output data 0 to 255 FA51 JFM analog output data 0 to 2047 11 bit resolution FA52 JAM analog output data 0 to 2047 11 bit resolution FA53 MON1 analog output data 0 to 2047 11 bit resolution FA54 MON2 analog output data 0 to 2047 11 bit resolution FA65 Select display by communica JO to 2 yes vailable tion FA66 Numerical display datat 0 9999 vailable FA67 Decimal point position yes Available FA68 LED data for unit 04 vailable FA70 ASCII display data 1 0 to 127 yes vailable First digit from left FA71 ASCII display data 1 0 to 255 vailable Second digit from left FA72 ASCII display data 1 0 to 255 vailable Third digit from left FA73 ASCII display data 1 0 to 127 vailable Fourth digit from left FATA yes Available FA75 ASC
40. S output voltage Unit 0 0196 V FD04 DC voltage rision Unit 0 01 V 8 FDIS torque niter ete Unit 0 0196 N m If data on the motor connected to the inverter is entered with parameters E 4775 to FY 15 10096 of the monitored torque closely agrees with the rated torque of the motor 49 E6581315 m input terminal board status FDO6 FEO6 Input terminal board status current status Communication Number FD06 Input terminal board status status immediately before the occurrence of a trip Communication Number FE06 Using terminal function selection parameters functions can be assigned individually to the termi nals on the input terminal board If a terminal function selection parameter is set to 0 no function assigned turning on or off the cor responding terminal does not affect the operation of the inverter so that you can use the terminal as you choose When using a terminal as a monitoring terminal check beforehand the function assigned to each terminal Data composition of input terminal board status FDO6 FE06 Bit Terminal name Function parameter title 0 1 Input terminal function selection 1 F IR Input terminal function selection 2 Ff te Input terminal function selection 3 F 1 1 PUL an 0 1 2 3 PRES 4 5 6 7 8 pi n 1 1 S3 ae 9 10 11 12 24 EUNT Input terminal function selection 14 E 12
41. TOSHIBA E6581315 TOSVERT VF AS1 Series RS485 Communication Function Instruction Manual Notice 1 Make sure that this instruction manual is delivered to the end user of the inverter 2 Read this manual before first using the communications function and keep it handy as a reference for maintenance and inspections The contents of this manual are subject to change without notice Toshiba Schneider Inverter Corporation TOSHIBA SCHNEIDER INVERTER CORPORATION 2005 All rights reserved E6581315 Read first Safety precautions This manual and labels on the inverter provide very important information that you should bear in mind to use the inverter properly and safely and also to avoid injury to yourself and other people and damage to property Read the safety precautions in the instruction manual for your inverter before reading this manual and strictly follow the safety instructions given Insert an electromagnetic contactor between the inverter and the power supply so that Inverter instruction the machine can be stopped without fail from an external controller in case of an emer gency Do not write the same parameter to the EEPROM more than 10 000 times The life time Section 4 2 of EEPROM is approximately 10 000 times Some parameters are not limited please Commands refer to the 9 Parameter data When using the TOSHIBA inverter protocol and the data does not need to be records
42. XD RXD TXD Pin 8 SG SG SG Pin 3 Terminating resistance 1200 1 2W 71 E6581315 M Connector diagram for 4 wire RS485 communication 4 Same phase reception data positive line 2 oma a ee a I TXA 3 Bane phase transmitting data positive ine TXB 6 Ant phasetransmitingdata negatieline EZES pex e itx 5 3 8 Ground line of signal data 1 7 itive line Anti phase reception data negative line ive line Open Do not connect the cable LEE SEEN 11V Do not connect the cable This table shows signal line of inverter side Example RXA signal is received by inverter B Connecting diagram for 4 wire RS485 communication Cross Straight Straight cw4 Master J Slave Slave Slave A Pin 4 RXA RXA r3 Pin 5 RXB RXB 3 Pin 3 TXA TXA Pin 6 TXB TXB Pin 8 SG SG Pin 2 Terminating resistance 1200 1 2W When using 2 wire type short RXB to TXB and RXA to TXA Never use pin 1 Open and pin 7 P11 72E
43. a Yo X Slave side FH 10000 fe Hz Hz Example Unit 1 0 01Hz Maximum frequency Operation frequency command value Master Fc 100 00Hz 10000 50 00Hz 5000 90 00Hz 9000 45 00Hz 4500 80 00Hz 8000 40 00Hz 4000 Master si 1 0 x 10000 Master send data fc ae GA S La 5000 50 Master side FH 10000 Sanet HH ASH 10000 Slave2 fc Hz 5000 x 8000 4000 40 Hz 10000 e If the Frequency point selection function is enabled E E Ait When inverters are operated under the control of a mater inverter the operation frequency fre quency command value of the slave inverters are calculated using the following equations When inverters are operated under the control of a computer read command from the master inverter in the following equations as command from the computer fe Hz DOES Seeger LOH frequency Master command Po int 1 Po intl frequency Point 2 Point Hz Example Units Frequency unit 1 0 01Hz Point setting unit 1 0 01 rod Maximum Point 1 Point 1 fre Point 2 set Point 2 Frequency frequency setting quency rn frequency Fc FH Fei CE ize FA IF Fa IY Master Fc 100 00Hz 50 00Hz 10000 5000 100 00Hz 0 0096 0 00Hz 100 0096 90 00Hz 45 00Hz 10000 0 0 10000 9000 4500 100 00Hz 1 0 00 0 0Hz 100 00 10 80 00Hz 40 00Hz 0000 0 0 000 8000 4000 Data sent by the master inverter Master side fcx 10000 5000 x 100
44. ands Write data An area check is performed 47H G command Dummy data e g 0000 is needed 52H R command Any data is judged invalid No data should be added o Sum 2 bytes Checksum not omissible 00H to FFH Value of the last two digits 1 byte of the sum of a series of bits codes from the start code of the data returned to the data or to the communication number for the 52H R com mand Ex 2F 52 00 2FH 52H 00H 00H 81H The last two digits represent the checksum 81 W Details of commands and data CMD 1 byte Write data 2 bytes Hexadecimal number 52H R RAM read command No data 57H W RAM EEPROM write command Write data 0000H to FFFFH 50H P RAM write command Write data 0000H to FFFFH 47H G RAM read command for two wire networks Dummy data 0000H to FFFFH 10 E6581315 W Inverter computer binary mode At time of broadcast communication of the binary mode returning of data is not executed except for the inverter to be returned inverter number OOH and when the inverter number is not matched This is because there will be a risk that the returned data may be deformed e Data returned when data is processed normally Binary mode Omissible 3 5bytes P INV NO CMD Communication No DATA SUM 3 5bytes Blank 2FH 1 byte 1 byte 2 bytes 2 bytes 1 byte Blank Checksum area Not omissible 1 2FH 1 byte 2 INV NO 2 bytes 3 CMD 1 b
45. ary mode 2 INV NO 1Byte Inverter number TT 0OH to 3FH If the inverter number matches up with that specified from the operation panel data will be returned from the inverter If the inverter number does not match the data will be judged invalid and no data will be returned Communication data will be invalidated and data will not be returned either if the in verter number does not match Inverter number is considered matched if it is omitted during reception 3 CMD 1Byte Y Block communication command monitoring Lowercase letter y during an inverter trip including standing by for retrying and during a trip 4 Number of read data groups 1 byte Return the number of data groups to be read 00H to 05H 5 Write status 1 byte Return OOH to 03H Failing to write in the specified parameter in the number of write data groups set 1 in the corresponding bit for the parameter failed to write See below Bi Posiion TIS LS 4 2 2 1 to Datatype Ft FB 6 Read data1 5 2 bytes Return according to the number of read data groups OOOOH is returned as dummy data if 0 is selected as a parameter Read data1 Data selected by F E 75 Read data2 Data selected by FE 15 Read data3 Data selected by F E 7 7 Read data4 Data selected by F 5 1H Read data5 Data selected by F E 15 7 SUM 1Byte Checksum Cannot be omitted 00H to FFH Lower two digits 1 byte of total sum from start code of
46. ata 2 first digit from 0 127 0 7FH 30H 0 left See ASCII LED display code chart Enabled if FA65 2 FA76 ASCII display data 2 second digit 0 256 0 FFH 30H 0 from left See ASCII LED display code chart Enabled if FA65 2 FA77 ASCII display data 2 third digit from 0 256 0 FFH 30H 0 left See ASCII LED display code chart Enabled if FA65 2 FA78 ASCII display data 2 fourth digit from 0 127 0 7FH 30H 0 left See ASCII LED display code chart Enabled if FA65 2 FA79 LED data 2 for unit 0 Hz off off 1 Hz on off 0 Enabled if FA65 2 2 Hz off on 3 Hz on 96 on E6581315 m Block Communication Function for LED Display To display LED data for ASCII display that is synchronized to each digit set data for each digit and validate this set data by display selection by communication Communication Number FA65 Synchronization can also be achieved by batch writing LED data parameters after changing the fol lowing block communication mode parameters and by sending data by block communication Writing in the block communication function will be writing in the RAM only due to the EEPROM life for write operations The LED data will reset to the initial value of 8 L A when the power is turned off in failure resetting or when standard shipment settings are set W Parameter Setting Block communication mode Communication Number FA80 Setting
47. ata will be return ed to the computer In broadcast communication only the destination inverter with a num ber matching up with the smallest effective number returns data to the computer Data 4 bytes Error code 0000 0004 Y 1 byte B Examples 0000 Impossible to execute Although communication is established normally the command cannot be executed because it is to write data into a parameter whose setting cannot be changed during operation e g maximum frequency or the EEPROM is faulty 0001 Data error The data is outside the specified range or it is composed of too many digits 0002 Communication number error There is no communication number that matches 0003 Command error There is no command that matches 0004 Checksum error The checksum result differs Stop code This code is omitted if it is not found in the data received NO000 amp 5C cn Impossible to execute e g a change of maximum frequency data during opera tion NOOO185D er Data error Data is outside the specified range NOOO285E er No communication number There is no communication number that matches NOO03 amp 5F cn There is no command that matches Commands other than the R W and P commands Ex L S G a b m rt w N0004 amp 60 cn Checksum error The checksum result differs No data returned Format error or invalid inverter number 2 2 E6581315 4 1 2 Data transm
48. back respons Are you sure the receive line and the send line are not in contact with Appendix es repeatedly an infinite number each other 2 of times A change to a parameter does Some communication related parameters do not take effect until the Chapter 7 not take effect inverter is reset To make them take effect turn the inverter off tempo rarily then turn it back on The setting of a parameter was When using the TOSHIBA Inverter Protocol use the W command to Section 4 2 changed but it returns to its write data into the EEPROM If you use the P command that writes data original setting when the inverter into the RAM only the data will be cleared when the inverters are reset is turned off 70 E6581315 Appendix 5 Connecting for RS485 communication m Connector diagram for 2 wire RS485 communication 2 Description RXD TXD Same phase reception data positive line RXD TXD Anti phase reception data negative line FWE foc FEW Do not connect the cable 3 PRG TX PRG Do not connect the cable PRG RX PRG Do not connect the cable P11 11V Do not connect the cable B Connecting diagram for 2 wire RS485 communication Never use pin 7 P11 I Straight Straight Straight CN1 Master Slave Slave Slave Pin 4 RXD TXD RXD TXD RXD TXD RXD TXD Pin 5 il RXD TXD RXD TXD RXD T
49. ber matches up with that specified using a parameter data will be return ed to the computer In broadcast communication only the destination inverter with a num ber matching up with the smallest effective number returns data to the computer In broadcast communication no data is returned from any inverters except the inverter bearing a number that matches up with the smallest effective number Ex 2R0000 CR gt 02R00000000 CR Data is returned from the inverter with the number 2 only but no data is returned from inverters with the number 12 22 Command The command is also used for a check when an inverter is tripped Under normal conditions The uppercase letter R W or P is returned depending on the command received R W or P command When an inverter is tripped The lowercase letter r w or p is returned depending on the command received R W or P command The command received is returned with 20H added to it 4 Communication No 4 bytes 5 Data 0 to 4 bytes 6 8 1 byte 7 Sum 2 bytes 8 1 byte 9 CR 1 byte The communication number received is returned Data The data read in is returned for the R command while the data received is returned for the W and P commands If the data received is composed of less than 4 digits it will be converted into 4 digit data and returned Ex W123412 CR gt W12340012 CR Checksum discrimination code omitted if it is not
50. ccelerationi decelera pattern selection 1 01 Acceleration deceleration 2 tion 1 4 can be specified Acceleration deceleration 10 Acceleration deceleration 3 by combination of two pattern selection2 11 Acceleration deceleration 4 bits V Fswitching 1 Select V F 1 4 by com bination of two bits V Fswitching 2 Torque limit switching 1 Torque limit 1 Select torque limit 1 4 Torque limit 2 by combination of two Torque limit 3 Torque limit 4 Torque limit switching 2 Speed gain 1 2 Reserved m Inverter operating status 3 FD49 FE49 Inverter status 3 current status Communication Number FD49 Inverter status 3 current status Communication Number FE49 Function 00 1 Rmms 1011 Reserved La ste 12 Acceleration deceleration Not achieved Achieved Related parameters completion RCH F Specified speed reach RCHF Not achieved Achieved Reserved 53 E6581315 m Inverter operating command mode status FD45 FE45 The monitor of the command mode that the present condition is enabled Command mode status current status Communication Number FD45 Command mode status status immediately before the occurrence of a trip Communication Num ber Data Enabled command o Terminal input enabled Operation panel input enabled 2 Operation panel RS485 2 vvire communication input m Internal RS485 4 wire communication input Communication option input m I
51. cerned will accept the data Command 53H S or 73 s command command for inter drive communication When the master inverter is not tripping this will be 53H S When the master inverter is tripping this will be 73H s 3 Communication number 2 bytes 4 DATA 2 bytes Specify FAO1 for two wire RS485 communication Specify FAO5 for four wire RS485 communication Data of frequency command value OOOOH to FFFFH no range check As for the S command see section 4 2 Commands and see chapter 6 Inter drive communication function for the communication of inverters 39 E6581315 7 Communication parameters The settings of communication related parameters can be changed from the operation panel and the external controller computer Note that there are two types of parameters parameters whose settings take effect immediately after the setting and parameters whose settings do not take effect until the inverter is turned back on or reset Protocol selection 4 Master sends an output frequency 5 Master sends a torque command 6 Master sends an output torque com 0 TOSHIBA Com munica Title Function Adjustment range Unit etait Valid Reference tion setting Number 0800 Je gag Baud rate i OU 1 Afterreset Section 7 1 EBU U l ps er reset ection 7 2 wire RS485 2 38400bps 0 Non parity 0801 F ZU Parity
52. ch is desired to be written in block communication in block write Data 1 and 2 Pa rameters FH tij FE 1 1 This parameter becomes effective when the system is reset such as when power is turned off When the setting is completed turn off and then on the power No Block Write Data For data details see Deselect Command information 1 FAO0 Command information 2 FA20 Frequency Command FAO1 8 1 Command by communication Terminal board output data FA50 Communication analog output FA51 oajpjojnja lo When Deselect is specified in the parameters no data will be written even though write data is specified W Block Read 1 to 5 Select read data which is desired to be read in block communication in block read data 1 and 5 Pa rameters F475 to FE 15 This parameter becomes effective when the system is reset such as when power is turned off When the setting is completed turn off and then on the power No Block Read Data For data details see 0 Deselect 1 Status information FDO1 2 Output frequency FDOO 3 Output current FDO3 4 Output voltage FD05 5 Alarm Information FC91 6 PID feedback value FD22 7 Input terminal board monitor FDOG Z K TP 8 Output terminal board monitor FDO7 8 2 Monitoring from communication 9 V II terminal boad monitor FE36 10 RR S4 terminal board monitor FE35 11 RX terminal board monit
53. communication E iid 5 or Setting to the slave inverters Select from between Nas 2 wire RS485 communication input MU d 4 wire RS485 communication input 35 E6581315 W Relating communication parameters Following parameters should be set or changed if necessary e Baud rate E A DH 0 FAAS Shipment setting 19200bps Baud rate of all inverters in the network master and slave should be same network e Parity FAH 1 Shipment setting Even parity Parity of all inverters in the network master and slave should be same network e Communication time out time E 3 Shipment setting Zi Operation is continued by the last received command value in the case of a communication break down To stop the operation of inverter provide a communication time out time ex E 77 37 sec ond to the slave inverters The master inverter does not trip even though the communication break down happens To trip the master inverter provide an interlock mechanism by installing a FL fault relay point or the like from the slave side e Frequency point selection CE 177 FA E 8 14 Adjusted to the system See chapter 6 1 Speed proportional control for details W Setting example of parameters 2 wire RS485 communication Parameters relating to the master side example Parameters relating to the slave side example FAGAJ FOU USO nans ea Fea t My l l During torque control FADAS Ma
54. communication commands Here are some examples of the use of communication commands provided for the VF AS1 series of inverters Inverter numbers and checksum used in ASCII mode are omitted from these examples W Examples of communication To run the motor in forward direction with the frequency set to 60 Hz from the computer ASCII mode Computer Inverter Inverter Computer PFA011770 CR PFA011770 CR __ Set the operation frequency to 60 Hz 60 0 01 Hz 6000 1770H PFA00C400 CR PFAO0CAOO0 CR Setto forward run with commands and frequency instruction from the computer enabled lt Binary mode gt Computer Inverter Inverter Computer 2F 50 FA 01 17 70 01 2F 50 FA 01 17 70 01 2F 50 FA 00 C4 003D 2F 50 FA 00 C400 3D To monitor the output frequency during 60 Hz operation ASCII mode Computer Inverter Inverter Computer RFDOO CR RFD001770 CR Setthe operation frequency to 60 Hz 60 0 01Hz 6000 1770H lt Binary mode gt Computer Inverter Inverter Computer 2F 52 FD 00 7E 2F 52 FD 00 17 70 05 To monitor the status of the inverter ASCII mode Computer Inverter Inverter Computer RFDO01 CR rFD010003 CR For details on statuses see 8 2 Monitoring from the computer Stop status FL output status trip status r command Binary mode Computer Inverter Inverter Computer 2F 52 FD 01 7F 2F 72 FD 01 00 03 A2 To chec
55. d with pa see if the value specified with a rameters parameter is signed or not check the adjustment range of the parameter Division of a frame A frame can be sent with it divided into No frame can be divided into smaller Refer to smaller frames if all the frames can be frames Do not place an interval cor Section sent within approx 0 5 sec responding to less than 1 5 bytes of 3 1 data between frames to be sent out period guide Receipt information in Even if there is receipt information in A frame must always begin with a start front of the start code front of the start code of a frame re code otherwise it will be rejected ceived the frame is assumed to begin with the start code Reset command When an inverter receives a reset com When an inverter receives a reset Refer to mand it sends back a response before it command it sends back no response Section is reset 8 1 RS485 baud rate 1200 to 38400 bps 9600 to 38400 bps Refer to Section 7 1 Do not use communication programs written for another series of inverters Even though parameters have the same title and the same communication number they may be different in function When using a parameter always check its specifications in the instruction manual for your inverter If the specifications of the parameter differ modify the computer program to suit your inverter To avoid hazards do not copy parameters from one model of inverter to another Even tho
56. e eee ee zene 45 8 2 Monitoring from the cormipUter san sic 5 sites eee hd dt ege etie iade eon Bad do Edhe robt 49 8 3 Utilizing panel LEDs and keys by communication esee emm een nennen 58 8 3 1 LED setting by communication aaa aa aaa ananas vene eee ende ene nennen aane nnne ementi nennen nnns 58 8 3 2 Key utilization by communication cioen i nene e enne enne ennemi eterne nnns 61 9 Parameter data e oh e ise poles Di e eds Mete tende Ta tob Ode nc pee de dote tide Rente Lucien 62 Appendix 1 Table of data codes iet erede ede eene le dd rt aer vere Ede neus 67 App ndix 2 RESPONSE TIME T 68 Appendix 3 Compatibility with the communication function of the VF A7 aaa aaa aaa even neve ee eee vere een 69 Appendix 4 Troublesliooting iit a ebrei ient nete hahen dt 70 Appendix 5 Connecting for RS485 Communication sss sese ee eee eee ee eee ee eee 71 E6581315 1 General outlines of the communication function This manual explains the RS485 communication function provided for the TOSVERT VF AS1 series of industrial inverters 1 RS485 communication by the use of a two wire RS485 communication port standard function 2 RS485 communication by the use of a four wire RS485 communication port standard function 1 2 wire RS485 communication connector 2 4wire RS485 communication connector By using these communication functions in combination wit
57. e inverters can be operated through a controller and other devices When the key mode is the external key mode key operation as an inverter function is disabled and the inverters cannot be stopped by pressing the STOP key to stop inverter operation Enable emergency stop through an external terminal or other device when an inverter stop is desired Panel Key Selection Communication Number FA10 The panel key selection parameter Communication Number FA10 discriminates which keys are to be used panel keys on the inverters or keys sent by external communication as panel keys used in panel processing of the inverters Communication No FCOO um Key data for inverter Communication Nof FA11 control panel processing External communication key data Keys on inverters enabled Communication Number FA10 0 Key data Data of keys on inverters Communication Number FCO1 Bir Bie Bis Bits Bio Biz Bin Bito EASY MODE DOWN STOP KPP for Bit 7 indicates that panel keys are mounted on the inverters External keys enabled Communication Number FA10 1 Key data External key data Communication Number FA11 Ber Bie Bis Bits Bio Biz Bin Bio EASY MODE DOWN STOP Key monitoring Communication Number FCOO Information of the enabled keys on the inverters can be monitored Ber Bie Bis Bits Bio Bi Bit Bio EASY MODE DOWN STOP
58. e is no data to return No data is returned Send data R0011 Return data R00111770 Send data 26 E6581315 Ex 4 A VisualBaisc program for the ASCII mode communication VisualBaisc is the registered trademark of the U S microsoft company Q Accessing a parameter 1 Sample program executive example Monitor of the output frequency FDOO Transmission and reception of the optional data like in the following example can be done by do ing the arrangement of the form control of the explanation and the description of the code with mentioning later mw Forml xi Data for transmission T Received data RFD001770 Clear Exit 2 Arrangement of the control on the form Two TextBox two Labels three CommandButton and one MsComm are arranged on the form as follows Reply data from the inverter are 1770H 60004 with this example As for the unit of the output frequency FD00 1 0 01Hz the Inverter is being operated in 60 00Hz s Project Microsoft Visual Basic 7947 Projecti Form F Gl wile FEO RW JVM BHO FAY O STR PMU GFuTPX2AQ YD FREAD HFID MI BRD EATA REEE EE S Sk Projecti EESIProjecti sample1 vbp B Formi Form frm 27 E6581315 3 The description of the code Private Sub Form Load Form1 Show Vise ee ee e e dee fe e e ehe fee e he ee e e hehe ee hehe fee e e ee e e ehe fee hehe ee dee ehe ee ee
59. e omitted Therefore an error of 0 01Hz is introduced at the maxi mum 1 0 01Hz Diagram of speed proportional control Outside i gt lt Inverter s internal computation Operation performed by the Operation performed by the slave master or use of S command fc frequency reference FH maximum frequency Point selection C 0 Master fc Master FH Master send data 10000 gt Data Hz E So E FH PD Points not selected i90 Slave receive data Hz iA Point conversion Hz Setting 2 FB 14 E H Slave command Setting 1 F 8 12 Point Point2 94 Fai FB 13 Master command Slave command om ROME x Mastercommand Point Point fc Point2 Point1 Hz Data 10000 KI Slave 37 Points selected Fe Hz E6581315 e If the Frequency point selection function is disabled E E Lisit The operation frequency frequency command value of the inverters are calculated using the fol lowing equations with the received data in the following equation used as the data received from the master inverter when inverters are operated under the control of a master inverter inter drive communication or with the received data in the following equation used as the data received from the computer when inverters are operated under the control of a computer computer linked opera tion Slave recieve dat
60. e sum of a series of bits ASCII codes from the start code to the checksum discrimination code Ex R0000 amp CR 28H 52H 30H 30H 30H 30H 26H 160H The last two digits represent the checksum 60 When omitting the checksum you also need to omit the checksum discrimination code 8 1 byte Stop code omissible 9 CR 1 byte Carriage return code W Details of commands and data CMD 1 byte Write data 0 to 4 bytes Hexadecimal number R 52H RAM read command No data W 57H RAM EEPROM write command Write data 0 to FFFF P 50H RAM write command Write data 0 to FFFF W Inverter computer E6581315 At time of broadcast communication returning of data is not executed except for the inverters to be returned when the inverter number is not matched and the inverter number has only one character This is because there will be a risk of that the returned data may be deformed W Data returned when data is processed normally ASCII mode Omissible in one ibi one co one communication SIME 3 5bytes INV NO CMD Communication No DATA amp SUM y CR 3 5bytes Blank 28H 2bytes 1 byte 4 bytes 0 to 4 bytes 2 bytes 29H ODH Blank Checksum area 1 E 1 byte 2 INV NO 2 bytes 3 CMD 1 byte Omissible Start code in ASCII mode Inverter number omitted if it is not found in the data received 00 30H 30H to 99 39H 39H If the inverter num
61. eans of a master inverter inter drive communication although the AS1 series inverters are ready for proportional control by means of the S command even when they are operated under the control of a computer computer linked communication in the latter cases read the master inverter as the computer Proportional control can also be performed in units of Hz using ordinary write commands W and P commands frequency point selection only For proportional control in units of however the S command should be used For proportional control by selecting frequency points the gradient can be set variously according to the way each inverter is used For proportional control by controlling the ratio to the maximum frequency settings can be made easily without consideration of the rate at which the frequency is increased or decreased to the target frequency e Data sent by the master inverter to slave inverters in inter drive communication mode frequency command value Master side fc X 10000 Master side FH Fractions under 1 0 0196 are omitted Therefore an error of 0 0196 is introduced at the maxi mum fc 1 0 01 e Conversion of the frequency command received by a slave inverter when the frequency point selection option is not selected The value obtained by the following conversion calculation is written in RAM as a frequency com mand value Sead a CTE CO CONTINU 10000 Fractions under 1 0 01Hz ar
62. erter number does not match no processing will be carried out and no data will be re turned though it is not regarded as an error 20 E6581315 4 4 Broadcast communication function Broadcast communication function can transmit the command write the data to multiple inverters by one communication Only the write W P command is valid and the read R G command is in valid The inverters subject to the broadcast communication are the same to the independent com munication 0 to 99 OOH 63H in the ASCII mode and 0 to 63 OOH 3FH in the binary mode To avoid data deforming the inverters to return data will be limited W Overall broadcast communication ASCII mode Binary mode ASCII Mode If you enter two asterisks in the inverter number position of the data transmission format the computer will send the data simultaneously to all inverters with an inverter number between 0 and 99 00 to 63H on the network Binary Mode To put FF to the specified place of the inverter number in the communication format validates the broadcast communication and the command is transmitted to all the applicable inverters in the net work inverter numbers from 0 to 63 00 to 3FH Inverter that returns data to the computer Data is returned from the inverter bearing the inverter number 00 only If you do not want inverters to return data do not assign the number 00 to any inverter on the net work R Group b
63. fee ee kk dee kk kk kk KKK Setting the labels Initialization Vise e e ee e e hee e e e hehe ee e e ee e e hehe fe e hehe ee e e ehe ee hehe fee hehe ee ehe ee ee ee fee kk kk dee kk kk kk KKK Label1 Caption Data for transmission Label2 Caption Received data Command1 Caption Transmit Command2 Caption Clear Command3 Caption Exit VK e e KK e e ee fe e e hehe fee e e ee e e ehe fe e ehe ee e e ehe e e hehe fee ehe ee ee ehe ee ehe fee kk kk dee kk kk kk KKK Setup of communication Initialization Vise e e ee e e dee ee e hehe ee e e ee e e hehe e e hehe ee de e ehe e e ehe ee hehe ee ee ee ee ehe fee kk kk dee kk kk kk KKK MSComm1 RThreshold 0 MSComm1 InputLen 1 MSComm1 CommPort 1 MSComm 1 InBufferCount 0 MSComm1 OutBufferCount 0 Form1 MSComm1 Settings 9600 E 8 1 Form1 MSComm1 InputMode comInputModeText VK e e ee e e hee fe e e hehe ee e e ee e e hehe fe e hehe ee e e ehe e e hehe fee hehe ee dee ee ee ee fee kk kk dee kk kk kk kk k A serial port is opened Initialization Vise e e ee e e ehe e e e hehe fee e e ee e e hehe fee ehe ee de e ehe e e hehe fee ehe fee ehe ehe ee ehe ee kk kk dee kk kk kk KKK If False MSComm1 PortOpen Then MSComm1 PortOpen True End If Vise e e ee e e dee e e e KKK e e ee e e ehe e e hehe ee e e ehe e e hehe ee ehe ee ee ehe ee ehe ee kk kk dee kk kk kk KKK Data are received Vise ee ee e e ee fe e e hehe fee e e ee e e hehe fe e hehe ee e e ehe e
64. found in the data received Checksum Omitted if no checksum discrimination code is found in the data received ASCII coded value of the last two digits 4 bits digit of the sum of a series of bits ASCII codes from the start code to the checksum discrimination code Stop code omitted if it is not found in the data received Carriage return code E6581315 e Data returned when data is not processed normally ASCII mode 3 5bytes Blank et In case an error occurs communication error command 4EH N or 6EH n and the error type num ber is returned to the computer in addition to the checksum At time of broadcast communication of the binary mode returning of data is not executed except for the inverter to be returned inverter number 00H and when the inverter number is not matched This is because there will be a risk that the returned data may be deformed RESI Omissible INV NO Su or n DATA E SUM CR 3 5bytes 2 bytes 4 bytes 2 bytes Ps ODH Blank eee area C 1 byte Omissible Start code in ASCII mode N or n 1 byte Communication error command This is also used for the checking of inverter trip N for the normal communication and n during the inverter trip INV NO 2 bytes Inverter number omitted if it is not found in the data received 00 30H 30H to 99 39H 39H If the inverter number matches up with that specified using a parameter d
65. h the computer link function designed to establish a link between a higher level computing machine or controller hereinafter referred to as a computer and each inverter on the network or with the inter drive communication function that al lows proportional control of inverters without using a computer you can set up a network for data communication between inverters There are two communication protocols available Toshiba Inverter Protocol and MODBUS RTU Protocol this command does not support all commands To select a protocol the communication protocol selection parameter F E 0 1 or F HZ is used Refer to Section 3 Communication proto col lt Computer link gt By preparing the program explained later the following information can be exchanged between the computer host and the inverter 1 Monitoring function used to monitor the operating status of the inverter Output frequency current voltage etc 2 Command function used to issue run stop and other commands to the inverter 3 Parameter function used to set parameters and read their settings lt Inter drive communication function gt Master inverter sends the data that is selected by the parameter to all the slave inverters on the same network This function allows a network construction in which a simple synchronous or proportional operation is possible among plural inverters without the host computer As for data communication codes the TOSVERT VF AS1 series
66. he computer FE35 to FE39 RR terminal board monitor Communication Number FE35 VI II terminal board monitor Communication Number FE36 RX terminal board monitor Communication Number FE37 Al1 terminal board monitor Communication Number FE38 Al2 terminal board monitor Communication Number FE39 These monitors can also be used as A D converters irrespective of the inverter s control RR terminal board monitor VI II terminal board monitor and Al2 terminal board monitor are capable of reading the data from external devices in a range of 0 01 to 100 0096 unsigned data OH to 2710H RX terminal board monitor and Al1 terminal board monitor are capable of reading the data from ex ternal devices in a range of 100 00 to 100 00 signed data D8FOH to 2710H If analog input mode is selected with the frequency setting mode selection parameter however keep in mind that any data entered via an analog terminal is regarded as a frequency command 51 E6581315 m Inverter operating status 1 FDO1 FEO1 Inverter status 1 current status Communication Number FDO1 Inverter status 1 status immediately before the occurrence of a trip Communication Number FE01 Specifications 0 1 f Remark o Failure FL No output Output in progress Ru 1 Failure Not tripped Tripped Trip statuses include ck c 7 2 Alam Noalrm Alarmissued O 3 Res wed l vi oo o o e o 4 JMotor section 1 or
67. iant transmission characters are used W Computer Inverter Omissible in one to one communication For the W and P commands only Omissible 3 5bytes INV NO CMD Communication No DATA amp SUM y CR 3 5bytes Blank 28H 2bytes 1 byte 4 bytes 0 to 4 bytes 26H 2 bytes 29H ODH Blank Checksum area Omissible 1 1 byte Start code in ASCII mode 2 INV NO 2 bytes Inverter number Omissible in one to one communication 00 30H 30H to 99 39H 39h 2AH The command is executed only when the inverter number matches up with that specified using a parameter When is specified in broadcast communication the inverter number is assumed to match if all numbers except match When is specified instead of each digit two digit number all inverters connected are assumed to match If the inverter number does not match or if the inverter number is of one digit the data will be judged invalid and no data will be returned 3 CMD 1 byte Command For details see the table below 4 Communication No 4 bytes Communication number See 11 Parameter data 5 Data 0 to 4 bytes Write data valid for the W and P commands only 6 8 1 byte Checksum discrimination code omissible When omitting this code you also need to omit the checksum 7 Sum 2 bytes Checksum omissible Add the ASCII coded value of the last two digits 4 bits digit of th
68. ied LED data and alarm message For example if an over current alarm alarm display occurs while 5 i is displayed by this function LC and 5 7 1 will be displayed alternately Commu Shipment nication Parameter Name Range Number setting FA65 Select display by communication 0 Numeric data FA66 FA67 FA68 1 1 ASCII data 1 FA70 FA71 FA72 FA73 FA74 2 ASCII data 2 FA75 FA76 FA77 FA78 FA79 FA66 Numeric display data 0 9999 0 Enabled if FA65 0 FA67 Decimal point position 0 No decimal point xxxx 0 Enabled if FA65 0 1 First digit below decimal point xxx x 2 Second digit below decimal point xx xx FA68 LED data 0 for unit 0 Hz off 96 off 1 Hz on 96 off 0 Enabled if FA65 0 2 Hz off on 3 Hz on 96 on FA70 ASCII display data 1 first digit from 0 127 0 7FH 64H d left See ASCII LED display code chart Enabled if FA65 1 FA71 ASCII display data 1 second digit 0 256 0 FFH 41H A from left See ASCII LED display code chart Enabled if FA65 1 FA72 ASCII display data 1 third digit fom 0 256 0 FFH 74H t left See ASCII LED display code chart Enabled if FA65 1 FA73 ASCII display data 1 fourth digit from 0 127 0 7FH 41H A left See ASCII LED display code chart Enabled if FA65 1 FA74 LED data 1 for unit 0 Hz off off 1 Hz on off 0 Enabled if FA65 1 2 Hz off on 3 Hz on 96 on FA75 ASCII display d
69. imit 1 wor Torque limit 2 Select torque limit 1 4 by Torque limit 3 combination of two bits Torque limit switching 2 1 Torque limit 4 Note T ed dedi guns men change as ORs with Bit 6 of Communication number FAOO and FA04 Set Bit 6 of FA00 and FA04 to 0 and use FA20 and FA22 when changing acceleration deceleration in four types Acceleration deceleration 4 will be set when both Bit 8 of Communication number FA20 and FA22 or Bit 6 of Communication number FAOO and FA04 and Bit 9 of Communication number FA20 and FA22 are set 46 E6581315 m Frequency setting from the computer Communication Number FA01 FA05 Setting range 0 to maximum frequency F A This frequency command is enabled only when the frequency command by communication is en abled To make frequency commands from the computer valid set the frequency setting mode se lection parameter F f d to RS485 communication communication No 0004 5 2 wire RS485 communication input or 6 4 wire RS485 communication input or select the Command priority option bit 14 of FAOO and FAOA 1 enabled In this case frequency commands by communica tion will be enabled independent of F H D d setting However enabled commands and frequencies are given the priority if 48 49 Forced switching from communication to local 56 57 Forced continuous operation or 58 59 Specified speed operation is set by input terminal function
70. inverter to be returned inverter number 00H and when the inverter number is not matched This is because there will be a risk that the returned data may be deformed Qmissiblg INV NO Norn DATA SUM 3 5bytes 1 byte 4EH 6EH 2 bytes 1 byte Blank 3 5bytes Blank 2FH Checksum area Not omissible Norn 1 byte Communication error command This command is also used for a check when the in verter is tripped AEH NT is returned under normal conditions while GEH n is returned when the in verter is tripped Data 2 bytes Error code 0000 0004 0000 Impossible to execute Although communication is established normally the com mand cannot be executed because it is to write data into a parameter whose set ting cannot be changed during operation e g maximum frequency or the EEPROM is faulty 0001 Data error The data is outside the specified range or it is composed of too many digits 0002 Communication number error There is no communication number that matches 0004 Checksum error The checksum result differs No code returned Command error format error failure to receive the specified number of bytes within 0 5 seconds or an parity overrun or framing error or the inverter number does not match or an inverter in broadcast communi cation in the binary mode except for the inverter for data returning the inverter numbered 00H m Examples 2FH 4EH 00H
71. ion E6581315 7 3 Communication time out time F 8 U 3 Communication time out action F 97 4 The timer function is mainly used to detect a break in a cable during communication and if no data is sent to an inverter within the preset time this function makes the inverter trip E c c 5 or issue an alarm With the communication time out action parameter 4 4 you can specify what the inverter should do trip issue an alarm or do nothing if a time out occurs W How to set the timer By default the communication time out time parameter F E DH 3 is set to OFF Timer adjustment range About 1 sec 01H to about 100 sec 64H Timer off OH M How to specify what an inverter should do if a time out occurs By default the communication time out action parameter F E 4 is setto 8 E c 5 trip for both 2 wire and 4 wire RS485 communication Selection of time out action Range 0 to 8 For details refer to 6 Communication parameters The action of the inverter at the occurrence of a time out can be selected from among do noth ing trip E c c 5 and alarm individually for two wire and four wire RS485 communica tion W How to start the timer If the timer is set from the operation panel it will start automatically the instant when communication is established for the first time after the setting If the timer is set from the computer it will start automatically the instant
72. irectly controlled with the computer To use this function set the FM terminal meter selection parameter LE 1154 to 31 communication data output This makes it possible to send out the data specified as FM analog output data FA51 through the FM analog output terminal Data can be adjusted in a range of 0 to 2047 resolution of 11 bits For details refer to Meter setting and adjustment of the instruction manual included with the inverter m AM analog output FA52 The AM analog terminal on each inverter can be directly controlled with the computer To use this function set the AM terminal meter selection parameter 41151 to 31 communication data output This makes it possible to send out the data specified as AM analog output data FA52 through the AM analog output terminal Data can be adjusted in a range of 0 to 2047 resolution of 11 bits For details refer to Meter setting and adjustment of the instruction manual included with the inverter 48 E6581315 8 2 Monitoring from the computer This section explains how to monitor the operating status of the inverter from the computer m Monitoring of the output frequency from the computer FDOO FEO00 Output frequency current status Communication Number FDOO minimum unit 0 01Hz Output frequency status immediately before the occurrence of a trip Communication Number FEO0 minimum unit 0 01Hz The current output frequency is read out in hexadecimal in
73. ission format used in binary mode A communication number is used to specify a data item data is written in hexadecimal form and data in transmission characters are represented by binary codes HEX codes W Computer Inverter binary mode Omissible in one to one communication No data for the 52H R command 3 5bytes P INV NO CMD Communication No DATA SUM 3 5bytes Blank 2FH 1 byte 1 byte 2 bytes 2 bytes 1 byte Blank Checksum area Not omissible 1 2FH T 1 byte Start code in binary mode 2 INV NO 2 bytes Inverter number Omissible in one to one communication 00H to 3FH FFH In case the inverter number is other than FFH broadcast communication command is ex ecuted only when the inverter number coincides with the one designated with the panel If the inverter number is not matched it will be judged invalid and the data is not returned 3 CMD 1 byte Command For details see the table below 52H R command The size of the data following CMD is fixed to 3 bytes Communication number 2 bytes checksum 1 byte 57H W 50H P and 47H G commands The size of the data following CMD is fixed to 5 bytes Communication number 2 bytes data 2 byte checksum 1 byte Any command other than the above is rejected and no error code is returned 4 Communication No 2 bytes Communication number See 11 Parameter data a Data 2 bytes 0000H to FFFFH 57H VV and 50H P comm
74. k the trip code when the inverter is tripped because of Fr 5 For details on trip codes see Trip code monitor in 8 2 Monitoring from the computer 18H 24d E c 5 trip status ASCII mode Computer Inverter Inverter Computer RFC90 CR rFC900018 CR Binary mode Computer Inverter Inverter Computer 2F 52 FC 90 0D 2F 72 FC 90 00 18 45 23 E6581315 4 6 Examples of Communication programs According to the hardware configuration of the computer used select a serial output port To use an RS232C port on the computer you will have to prepare an RS232C RS485 conversion unit sepa rately An USB RS485 conversion unit USB00012Z is available as our standard offering Ex 1 BASIC program for monitoring the output frequency continuously RS232C ASCII mode Toshiba version of Advanced BASIC 86 Ver 3 01 05J o Monitoring the output frequency continuously 1 Examples of programs 10 OPEN COM1 9600 E 8 1 AS 1 9600 baud even parity 8 bit length 1 stop bit 20 A FEO0 Specifies the communication number for monitoring the output frequency 30 PRINT 1 R A Transmits data to the inverter Note The carriage return code is added automatically 40 INPUT 1 B Receives data returned from the inverter 50 AAA z amp H MID B 7 4 Extracts only data items from the data re turned 60 F LEFT STR VAL AAA 100 6 Converts data into decimal form 70 PR
75. mporarily interrupted E6581315 5 1 MODBUS RTU transmission format MODBUS RTU sends and receives binary data without a frame synchronizing start code and de fines the blank time to recognize the start of a frame MODBUS RTU decides the data that is first received subsequently as the first byte of a frame after a blank time for 3 5 bytes at the on going communication speed 5 1 1 Read command 03 W Computer Inverter The text size is 8 bytes fixed Commu Commu Number Number Inverter nication nication of Data of Data CRC CRC G No Command uo No Groups Groups low high dca ank high low high low ank 1 Inverter No 1 byte Specify an inverter number between 0 and 247 00H to F7H Command processing will be executed only broadcast communication 0 and with those inverters that match set inverter numbers Data will not be returned if 0 broadcast communication and inverter numbers do not match 2 Command 1 byte Set the read command 03H fixed 3 Communication No 2 bytes Set in the order of high to low numbers 4 Number of data groups 2 bytes Set the number of data words 0001 fixed in the order of high to low numbers 5 CRC 2 bytes For the Note that the setting se Set generation results of CRC in the order of low to high numbers method to generate CRC see 5 2 CRC Generation quence is reversal to that of others W inverter Com
76. munication can be given the priority irrespective of the setting of the command mode selection parameter 1 MH d However if 48 49 Forced switching from communication to local 56 57 Forced continuous operation or 58 59 Specified speed operationj is set by input terminal function selection E iif to F 11H the enabled command and frequency will be given the priority Once enabled this setting will be enabled till disable is set 0 setting power is turned off or is reset or factory default setting E F is selected Table 2 Data construction of communication command 2 FA20 FA22 Bt Function o J 1 hRemaks Control switching 3s control Torque control 0 BE power Te Electric power quantity Res FE76 FE77 reset pq e OT 3 Braking request BC Normal X Forcibybraked 4 Preliminary excitation Norma Enabled 5 Brake release B Brakeapplied Brake released 6 Braking answer BA Brakeapplied Brake released 7 Maximum deceleration Normal Enabled forced stop Acceleration deceleration Select Acceleration de pattern selection 1 1 x celeration 1 4 by combi Acceleration deceleration 1 Acceleration deceleration 2 nation of two bits Acceleration deceleration 3 Acceleration deceleration 4 10 V Fswitching 1 Select V F 1 4 by combi nation of two bits 11 V Fswitching 2 3 ER limit switching 1 Torque l
77. n 00H to 3FH FFH Executed only when the inverter number matches the inverter number Set on the panel ex cept in FFH broadcast communication Communication data will be invalidated and data will not be returned either if the inverter number Does not match 3 CMD 1 byte X Block communication command 4 Number of write data groups 1 byte Specify the number of data groups to be written OOH to 02H If specified outside of the range data will be treated as a format error and data will not be re turned 5 Number of read data groups 1 byte Specify the number of data groups to be read 00H to 05H If specified outside of the range data will be returned as Number of read data groups 0 when returned by the inverter 6 Write data1 2 bytes Needed when the number of write data groups is larger than 1 Data to be written to the specified parameter selected by FA 1 7 Dummy data is needed if the number of write data groups is larger than 1 even though none is selected for FG 1 7 7 Write data2 2 bytes Needed when the number of write data groups is 2 Data to be written to the specified parameter selected by E E 7 Dummy data is needed if the number of write data groups is 2 even though none is selected for F B 1 i 8 SUM 1 byte Checksum Cannot be omitted 00H to FFH Lower two digits 1 byte of total sum from start code SUM value not included E6581315 W Block Write 1 2 Select data whi
78. n designed based on the protocols used for the Toshiba VF A7 series of inverters With regard to compatibility however VF A7 users should check the items described be low before using the communication function of their inverters W To VF AS1 inverter users Some parameters of the VF A7 are different from those of the VF AS1 in function or adjustment range upper and lower limits even though they have the same title or the same communication number So when accessing a parameter consult the VF A7 inverter s instruction manual to see if the parameter is identical to the corresponding parameter of the VF AS1 If the parameter differs modify the computer program to suit your inverter To avoid hazards never copy parameters from one model of inverter to another W Comparison of communication related items The table below gives a comparison of communication related items to be kept in mind when re placing VF A7 inverters with VF AS1 inverters or when connecting VF A7 inverters and VF AS1 in verters to the same network It does not cover any items common to the VF A7 and VF AS1 series of inverters 32 bit mode For some parameters including accel 32 bit mode is not available For all Refer to eration deceleration time parameters parameters access is made in 16 bit Section 9 data communication are carried out in mode 32 bit mode Handling of negative Access is made in 32 bit mode Access is made in 16 bit mode To data specifie
79. n time communication number 0010 to 10 sec lt ASCII mode gt CR Carriage return Computer Inverter Inverter Computer W00100064 CR W00100064 CR 10 0 1 100 0064H lt Binary mode gt Computer Inverter Inverter Computer 2F 57 00 10 00 64 FA 2F 57 00 1000 64 FA _ 10 0 1 100 0064H Do not write the same parameter to the EEPROM more than 10 000 times The life time of EEPROM is approximately 10 000 times Some parameters are not limited please refer to the 9 Parameter data The lifetime of EEPROM is approximately 10 000 times VVhen using the TOSHIBA inverter protocol and the data does not need to be records use P command the data is written only to RAM m Explanation of terms 1 The RAM is used to temporarily store inverter operation data Data stored in the RAM is cleared when the inverter is turned off and data stored in the EEPROM is copied to the RAM when the inverter is turned back on 2 The EEPROM is used to store inverter operation parameter settings and so on Data stored in the EEPROM is retained even after the power is turned off and it is copied to the RAM when the inverter is turned on or reset 17 E6581315 m P 50H RAM write This command is used to rewrite data into the parameter specified using a communication number It writes data into the RAM only It cannot be used to write data into any read only parameters Each time an attempt to write data i
80. nal specification A time for sending data is prolonged longer than the preset time F475 F 8 Z 5 until the inverter returns the data to the PC after it finishes receiving the data in case of an inter drive communica tion until the inverter returns the next data to the PC after it has sent the data In case the inverter s processing capacity requires longer setting time the value more than this time will be the set value The parameter makes the inverter wait for more than the set time Setting range U A ito Liti seconds 10ms to 2000ms If the set value is U this function becomes invalid and the interval time for sending data is set to the maximum ay of the inverter To obtain a quick response for sending data set value U Time elapses more than Computer link PC INV transmission waiting time Inter drive communication to Slave INV Time elapses more than the Slave INV transmission waiting time INVPC ean 7 5 Free notes F E B H This parameter allows you to write any data e g the serial number of each inverter or parameter information which does not affect the operation of the inverter 44 E6581315 8 Commands and monitoring from the computer Across the network instructions commands and frequency can be sent to each inverter and the operating status of each inverter can be monitored 8 1 Communication commands commands from the computer W Communication command Communication
81. nd error Command 80H See 4 3 Transmission errors Blank B Example Writing in frequency command value FA01 60Hz Computer inverter 01 06 FA 01 17 70 E6 C6 Inverter computer 01 06 FA 01 17 70 E6 C6 B Example Communication number error Computer inverter 01 06 FF FF 00 00 89 EE Inverter computer 01 86 02 C3 A1 Y The EEPROM life is 10 000 operations Do not write in the same parameter that has an EEPROM more than 10 000 times 31 E6581315 5 2 CRC Generation CRC is a system to check errors in communication frames during data transmission CRC is composed of two bytes and has hexadecimal bit binary values CRC values are generated by the transmission side that adds CRC to messages The receiving side regenerates CRC of received messages and compares generation results of CRC regeneration with CRC values actually received If values do not match data will be aborted R Flow C CRC generation D A procedure for generating a CRC is i i 1 Load a 16 bit register with FFFF hex all 1 s Call this I i he CRC register i CRC initial data FFFF Byte counter n 0 2 Exclusive OR the first 8 bit byte of the message with the E i low order byte of the 16 bit CRC register putting the i Ng i result in the CRC register Byte counter n lt Length 3 Shift the CRC register one bit to the right toward the
82. number other than 00H in broadcast communication m Examples Computer Inverter 2F 58 02 05 C4 00 17 70 D8 Inverter Computer 2F 4E 00 04 81 Checksum error 16 E6581315 4 2 Commands Here are the communication commands available R command Reads the data with the specified communication number W command Writes the data with the specified communication number RAM and EEPROM P command Writes the data with the specified communication number RAM Reads the data with the specified communication number For binary mode only G command j i Dummy data is required for this command Block communication Computer gt Inverter Y command Block communication Inverter gt Computer m VV 57H RAM JEEPROM write This command is used to write new data into the parameter specified using it communication num ber It writes data into the RAM and EEPROM For parameters whose settings cannot be stored in the EEPROM e g parameter with the communication number FA00 the W 57H command writes data into the RAM only It cannot be used to write data into read only parameters e g parameter with the communication number FD or FE Each time an attempt to write data is made the inverter checks if the data falls within the specified range If this check reveals that the data falls outside the specified range the inverter will reject it and return an error code Ex Setting the deceleratio
83. nverter operating frequency mode status FD46 FE46 The monitor of the frequency command mode that the present condition is enabled Note that Preset speed operation frequencies is given the priority independent of the frequency mode in which case this monitor will be disabled in case Preset speed operation frequencies is selected Frequncy mode status current status Communication Number FD46 Frequncy mode status status immediately before the occurrence of a trip Communication Number FE46 6 intemal RS485 4 wire communication input 8 Loptionei ar S 9 Loptionai se 4 RP pulse input 12 High speed pulse input Binary BCD input Preset speed operation 54 E6581315 m Alarm information monitor FC91 Remarks Specifications Meu D cor displayed on the panel Him ese eed e tickering 1 inverter overload alarm L Norma Alarming flickering 2 Motor overioad alarm Normal Alarming flickering flickering Pickering Eae a e RR RR 6 Reeve 1 oos o o os O T Lowcurentaarm L Nomai Alarming 8 Jovertorque alarm Nomai Alarming EWLLILLZL T WE CEN a alarm EN Ca e e L Reseved out Forced deceleration stop stopping An automatic stop during the Decelerating Related C setting lower limit frequency continu stopping ance m Cumulative operation time alarm monitor FE79 Specifications o a Remans 0 Fan ife alarm Nomai Aamisud i
84. ommunication number FEO3 Computer Inverter Inverter Computer 2F 47 FE 03 00 00 77 2F 47 FE 03 07 7B F9 n this example the data 00H sent from the computer to the inverter is dummy data 73 H Inter drive communication command RAM Write This command is for using frequency command values in 96 1 0 01 instead of in Hz and is for synchronous proportional operation in inter drive communication This command can also be used in ordinary computer link communication When writing in the frequency command FA01 FAO05 is enabled and a parameter other than it is specified a communication number error will result Data is written in the RAM only and at this time the data check such as an upper limit and lower limit checking is not carried out Data is not returned from the inverters while this command is used This command can be used only in the binary mode For the details of the format see 6 2 Transmission format for inter drive communication Use 96 as the unit for frequency command values specified by the command S instead of Hz and the receiving side converts units for frequency values to Hz in accordance with the point con version parameter The conversion formula is shown below Frequency command value Hz Point 2 frequency F813 Point 1 frequency F812 Point 2 F814 Point 1 F811 Point 1 F811 Point 1 frequency F812 18 x Frequency command value E6581315 When Command s l
85. or FE37 12 Input voltage DC detection FD04 13 Speed feedback frequency FD16 14 Torque FD18 15 My monitor 1 FE60 16 My monitor 2 FE61 17 My monitor 3 FE62 18 My monitor 4 FE63 19 Free notes F880 7 5 Free notes F 8 E i VIII terminal board monitor FE36 RR S4 terminal board monitor FE35 and RX terminal board monitor FE37 will become hold data during a trip Otherwise real time data appears 0000 will be returned as dummy data if 0 Deselect is selected for the parameter and read is specified 14 E6581315 W Inverter Computer At time of broadcast communication of the binary mode returning of data is not executed except for the inverter to be returned inverter number OOH and when the inverter number is not matched This is because there will be a risk that the returned data may be deformed 1 Normal processing Omissible i Number of read data groups x 2 bytes K 3 5 Start INV CMD Number Write Read Read Read Read Read Read Read Read Read Read SUM 3 5 Beni row No Y K Status data1 data1 data2 data2 data3 data3 data4 data4 data5 data5 bytes an ata S Groups high low high low high low high low high low Blank Checksum area 2FH P 1 byte Start code in bin
86. owercase letter is received the slave side judges that the master side is tripped and operates in accordance with the inter drive communication parameter E 5 75 CUJE raca For detail see 7 Communication parameters Examples 50 frequency command 2 wire RS485 communication If maximum frequency Frequency for operation at 80Hz 40Hz 50 5000d 1388H Binary mode Master inverter Slave inverter Slave inverter Master inverter 2F 53 FA 01 13 88 18 No return a X 58H Y 59H Block Communication Command Data selected in the block communication write parameters E 1 5 FA 1 1 is written in the RAM When returning data data selected in block communication read parameters F E 75 to FE 74 is read and is returned For detail see 4 1 3 Transmission format of Block Communication Examples 60Hz operation command from communication and monitoring Monitoring when al ready operating at 60Hz Parameter Setting FO TG i FFT 3 F875 Feb a 2 F11 a J FATA 4 FA19 5 lt Binary mode gt Computer Inverter Inverter Computer 2F 58 02 05 C4 00 17 70 D9 2F 59 05 00 64 00 17 70 1A 8A 24 FD 00 00 3D 19 E6581315 4 3 Transmission errors W Table of error codes Error name Description Error code Impossible to exe The command is impossible to execute though communication was cute established normally 1 Writing data into a parameter whose setting
87. puter Normal return The text size is 7 bytes fixed 3 5bytes Pal Command ica of E EM ic ta a rend 3 5bytes Blank T 9 9 Blank 1 Command 1 byte 2 Number of data Read command 03H fixed will be returned A number of data bytes 02H fixed will be returned The number of data groups for transmission to the inverters is 2 bytes and 01H fixed Note that the number of data re turned by the inverters is 1 byte and O2H fixed 3 Read data 2 bytes Returned in the order of read data high and low W inverter Computer Abnormal return The text size is 5 bytes fixed CRC low CRC Error Code high 3 5bytes Inverter No Command Blank 3 5bytes Blank 83 1 Command 1 byte 2 Error code 1 byte 83H fixed Read command error Command 80H See 4 3 Transmission errors B Example Reading output frequency During 60Hz operation Computer inverter 01 03 FD 00 00 01 B5 A6 Inverter computer 01 03 02 17 70 B6 50 m Example Data specification error Computer inverter Inverter computer 01 03 FD 00 00 02 F5 A7 01 83 03 01 31 30 5 1 2 Write command 06 E6581315 W Computer Inverter The text size is 8 bytes fixed Inverter POIs COE Write Data Write Data CRC CRC 3 5bytes No Command nication nication high low low high 3 5bytes Blank No high
88. r specify a torque in hexadecimal unit 120 0196 two wire RS485 communication FA30 or four wire RS485 communication FA32 Example 5096 torque command PFA321388 50 50 0 01 5000 1388H 47 E6581315 m Terminal board output data FA50 The output terminal board on each inverter can be directly controlled with the computer To use this function select functions 92 to 105 in advance for the output terminal function selection parameters F 30 to F 138 E 68 and E 1 amp 5 If bit 0 through bit 6 of terminal board output data FA50 are set with the computer data specified 0 or 1 can be sent to any output ter minal Data composition of terminal board output data FA50 Output terminal function p zo 1 Specified data output 1 OFF BN CCP 1 Specified data output 2 OFF IN F CR 2 Specified data output 3 OFF ferrin ns 0 i 98 99 Output terminal no 98 99 Dx non Output terminal no 100 101 Output terminal no 102 103 ao p Specified data output 7 OFF ON Output terminal no 104 105 fide Qr x ep hs Example of use To control only the OUT1 terminal with the computer To turn on the OUT1 terminal set the output terminal function selection 1 parameter E 13 to 92 output terminal function selection 1 positive logic and specify 0001H for FA50 BIT15 BITO FA50 E E ojojojojo ooo Le m FM analog output FA51 The FM analog terminal on each inverter can be d
89. recognizes that a communication error has occurred Transmit data again 1 In case spacing for more than 3 5 bytes are provided before characters all data immediately preceding it will be aborted Data will sometimes be aborted if spacing for 1 5 bytes or more is provided between characters See 3 1 About the handling of received frames 2 Communication will be effective only when inverter numbers match or the communication mode is 0 Broadcast communication If there is no inverter number that matches or 0 broadcast communication is specified no response is returned by any inverter 3 Message reception will end if spacing for more than 3 5 bytes are provided at the end of charac ters See 3 1 About the handling of received frames 4 If no communication take place within the time specified using the timer function the computer will assume that a communication error has occurred and trip the inverter The timer function is disabled when the inverter is turned on or initialized For details see Section 7 3 Timer function Communication time out time action 5 On executing the command received the inverter returns data to the computer For the response time see Appendix 2 Response time Communication is not possible for about two seconds after the power is supplied to the inverter until the initial setting is completed If the control power is shut down due to an instantaneous voltage drop communication is te
90. requencies 1 15 ll c rl Ea Motor selection 1 or 2 Motor 1 Motor2 THR 2 selection THR 1 THR2 Normal operation Acceleration deceleration Accelera pattern selection 1 or 2 tion deceleration pattern AD2 selection 1 AD1 2 AD2 7 DC braking OFF Forced DC braking OFF Jog run Forward reverse run se Forward run Reverse run lection 10 No data is returned from the inverter F FF 14 Frequency priority selec O Enabled Enabled regardless of the set tio ting of E HU 4 S priority selec Enabled Enabled regardless of the set tion ting of od Note The acceleration deceleration change command OR with Bit 8 and 9 of Communication num ber FA20 and FA22 Ex Forward run command used in two wire RS485 communication PFA008400 CR 1 is specified for bit 15 communication command enabled and bit 10 operation command BIT15 BITO FA00 KATAA ojo 1 o EO LO o eo Koja 0 19 Ex Reverse run command used in two wire RS485 communication PFA008600 CR PFA00C600 CR 8600H To disable frequency instructions from the computer C600H To enable also frequency instructions from the computer 45 E6581315 m Communication command2 Communication Number FA20 FA22 This command is enabled only when the communication command is enabled Set Bit 15 of Com munication Command 1 communication Number FA00 FA04 to 1 enable When enabling the communication command by Communication Command 1 commands by com
91. roadcast communication ASCII mode only If you put In the inverter number position of the data transmission format data will be sent simultaneously to all inverters bearing a number whose digit in the one s place in decimal notation is If you put In the inverter number position of the data transmission format the data will be sent simultaneously to all inverters bearing a number whose digit in the ten s place in decimal notation is Any number between 0 and 9 Inverter that returns data to the computer Data is returned only from the inverter bearing the smallest number in the same group of inverters i e inverter whose number in the position of is 0 If you do not want inverters to return data to the computer do not assign a number having a 0 in the position of to any inverter on the network m Examples of broadcast communication Ex Set the frequency setting for communication to 60Hz 1 Host computer Multiple inverters broadcast communication ASCII Mode Example of transmission of data from host computer to inverter PFAO11770 cn Example of data returned from inverter to host computer QOPFA011770 cr Data is returned from the inverter numbered 00 only while commands are issued to all inverters connected to the network 2 Host computer A specific group of inverters group communication ASCII Mode Example of transmission of data from host computer to inverters 9PFAO
92. s made the inverter checks whether the data falls within the specified range If this check reveals that the data falls outside the range the inverter will reject it and return an error code Ex Entering the emergency stop command communication number FA00 from the computer ASCII mode Computer Inverter Inverter Computer PFA009000 CR PFA009000 CR Command priority emergency stop command Binary mode Computer Inverter Inverter Computer 2F 50 FA 00 90 00 09 2F 50 FA 00 90 00 09 gm R 52H Data read This command is used to read the setting of the parameter specified using a communication num ber Ex Monitoring the electric current communication number FEO3 ASCII mode Computer Inverter Inverter Computer RFEO3 CR RFE03077B CR Current 1915 100 19 15 Binary mode Computer Inverter Inverter Computer 2F 52 FE 03 82 2F 52 FE 03 07 7B 04 u G 471 Data read m S 53H s This command is used to read the parameter data specified using a communication number Alt hough this command is used for the previous model to control the operation of two or more inverters in binary mode through a two wire RS485 network the R command can also be used without problems for the VF AS1 series To use the G command however dummy data 2 bytes is needed This command is available only in binary mode Ex Monitoring the electric current c
93. ster transmission of output frequency 996 Slave If the master inverter trips all slave inverters stop 100 at FH operating Selection of communication protocol FARI D Selection of communication protocol Toshiba inverter protocol Toshiba inverter protocol Communication baud rate FARI Communication time out ex 1 second ex 19200bps FAGD Communication baud rate same to the master side Parity even parity FA i Parity same to the master side Example Panel LC HD4 D Terminal block ex Driven by F ST Example RR S4 input E 24 1 Run and stop of operation is controlled with the frequency reference value by setting the run frequency Frida 5 Operation panel RS485 2 wire communication input Master sends a torque command FEMI 2 wire RS485 FAILE Adjusted to the system Point 1 setting Fa id Ditto Point 2 frequency Hz Fa is Ditto Point 2 setting EB IY Ditto Point 2 frequency Hz During torque control FHAD 5 RS485 communication input FHH U Load sharing gain input mode selection ex Operation panel input enabled E 728 Si Panel load sharing gain ex Sharing of half of the com mand value 36 E6581315 6 1 Proportional control of speed Proportional control of frequency can be performed in two ways control by selecting frequency points and control by adjusting the ratio to the maximum frequency This section explains propor tional control of inverters by m
94. t is necessary for designating the parameter for com munication 3 Adjustment range means a data range adjustable for a parameter and the data cannot be written outside the range The data have been expressed in the decimal notation For writing the data through the communication function take the minimum setting unit into consideration and use hexadecimal system 4 Minimum setup unit is the unit of a single data when the minimum unit is 1 is equal to 1 For example the minimum setup unit of acceleration time HZ is 0 01 and 1 is equal to 0 01s For setting a data to 10 seconds transmit O3E8h 10 0 01 1000d 03E8h by communication 5 If FAO9 is set to 0 the acceleration deceleration time parameters ALL n Ln a2 a2 n Ln C3 n Ln 2 LI KILI LI ES ti F5 I4 and F 5 15 can be setin units of 0 01 sec R Acceleration deceleration setting time unit FA09 Communication No Function name Unit Adjustment range FA09 Acceleration deceleration time unit 0 0 01 sec 0 01 600 0 1 0 1 sec 0 1 6000 0 62 E6581315 W Command parameters For those parameters that contain data only in the RAM and not in the EEPROM their data return to initial values when the power is turned off in failure resetting or when standard shipment settings are set Note that parameters without data storage in the EEPROMs will be written in the RAM only even if the command W writing in EEPRO
95. tdstectoreror OT Ecc B B 27 Qin agr uc D 29 Lowcumentoperaonstatus urt 41E 30 Undervoltage main circuit foe 20 32 fers 21 88 1 Ground fault tiv O EFg 22 34 Groudfauttip ogre 24 361 Dynamic braking abnormal element ece 25 37 Overcurrent during acceleration element overheat forer 26 38 Overcurrent during deceleration element overheat DOC3P 27 389 Overcurrent during fixed speed operation element overheat Ekan 28 X dO Twmigemor 2 0 L4 O EEuP 29 41 Inverter type error S O E iB 1 2A 42 Analog input terminal overvoltage E 11 B 43 Abnormal brake sequence O E ig 2C 44 Disconnection of encoder O Z E 3 1 2D 45 Speederor S O oH 2E 46 External thermal Saue 2F 47 Step out for PM motors only O O E iB 32 80 Terminalinputerror o O E 19 33 51 Abnormal CPU2 communication E a 34 52 Vif control err S O E 2i 85 58 CBU lau E 2g 86 54 Abnormal logic input voltage O O E 23 37 b55 Oplontemo O 56 E6581315 Ee Option 2 error 57 Stop position retaining error 58 CPUZ fault LEES sje EH 18 tuning error i FY t tuning error 86 Tum cansiani setting error rn TE Lu m Inverter model capacity code FBOS hexadecimal number decimal number VFAS1 20
96. time when the host computer receives a response from an inverter and the time when it sends a frame to the next inverter Otherwise the return frame received and the frame that is sent immediately after receipt of the return frame will be recognized as one frame and communication will not be carried out normally Correct Frame A Frame B Note An inverter cannot receive frame 3 5 bytes or more B before it finishes analyzing the K a contents of frame A Wrong If divided into two smaller frames frame A cannot be received as a single frame Frame A 1 2 Frame A 2 2 Frame B 1 5 bytes or more Note Correct if the interval corresponds lt gt to less than 1 5 bytes of data E6581315 4 TOSHIBA Inverter Protocol Select TOSHIBA E EH 1 E B 29 lt D in the communication protocol selection parameters TOSHIBA FAD 1 E 8 2 9 lt D is set for initial communication protocol selection of shipment setting See 3 Communication protocol W Exchange of data between the computer and the inverter W Note In communication between the computer and the VF AS1 hereinafter referred to as the inverter the inverter is always placed in wait states and acts as a slave that operates on a request from the computer A discrimination between ASCII mode and binary mode is automatically made with the start code Start code CR
97. ugh parameters have the same titles and communication numbers they may be different in function 69 E6581315 Appendix 4 Troubleshooting If a problem arises diagnose it in accordance with the following table before making a service call If the problem cannot be solved by any remedy described in the table or if no remedy to the problem is specified in the table contact your Toshiba dealer Communication will not take Are both the computer and the inverter turned on place Are all cables connected correctly and securely Are the same baud rate parity and bit length set for every unit on the Chapter 7 network An error code is returned Section 4 1 Is the data transmission format correct Section 5 1 Does the data written fall within the specified range Chapter 9 Some parameters cannot be written during inverter operation Inverter Changing should be attempted when the inverter is in halt instruction manual The trip E c c 5 and alarm Check the cable connection and the timer setting Section 7 3 occur Frequency instructions from the Is the frequency setting mode selection parameter set to computer Section 8 1 computer have no effect Commands including the run and Is the command mode selection parameter set to computer Section 8 1 stop commands from the com muter have no effect During RS485 communication Isthe inverter connected correctly Refer to an inverter sends
98. use P command the data is written only to RAM About the handling of the inverter please follow the instruction manual of the inverter E6581315 Contents 1 General outlines of the communication fun CON aaa aaaan anen ennee eee eee eee eee vene eee nee nennen enne nennen nnn 3 2 Data transmission specifications sssrinin e tree thin es re x leet i E Re EE uo Eo an EE dobt see adeo 4 3 Communication protocol ee ree a bere e pO ope de que e ee Ede doce ee e ee us 5 3 1 About the handling of received rames u uara k nime detin see esee tene teens edo n nt nnmero dan nereng erenn dna ne 5 4 TOSHIBA Inverter Protocol ie mieten ende ted ete e eite dt rane de k exe cine Hee RE 6 4 1 Data transmission fOrMat sa 7 4 1 1 Data transmission format used in ASCII mode sse sese eee eee 7 4 1 2 Data transmission format used in binary mode sse ene eee 10 4 1 3 Transmission format of Block Communication sese ee ee eee eee eee ee eee ee 13 K PEG 17 4 3 Transmission SITOTS ie eir Ege e re ie A Rok t eco e Ed e EUER eere E Feed eon EE Ege dee mobs 20 4 4 Broadcast communication function enm nennen nene n nenne nennen nennen nennen 21 4 5 Examples of the use of communication commands esses nennen rennen 23 4 6 Examples of Communication program ana ss sese eee eee eee ee eee 24 Dy
99. when communication is established after the setting If the timer setting is stored in the EEPROM the timer will start when communication is established for the first time after the power has been turned on Note that if the inverter number does not match or if a format error occurs preventing the inverter from returning data the timer function will assume that no communication has taken place and will not start B How to disable the timer To disable the timer set its parameter to O Ex To disable the timer function from the computer To store the timer setting in the EEPROM Computer Inverter Inverter Computer W08030 cR W08030000 cR Sets the timer parameter to 0 to disable it W Timer Time out period 3 Computer link PC gt INV oe zis PC gt INV 5 The timer measures the time elapsed before the inverter ac knowledges receipt of data after it acknowledged receipt of the previ Inter drive Master INV Master INV ous data eae to Slave to Slave communication INV INV E6581315 Ln Ln 7 4 Send waiting time F 555 E E25 Use this function for the TTE case When the data response from the inverter is too quick after the PC had sent the data to the inverter PC process cannot get ready to receive the data or when the USB RS485 RS485 RS232C con verter is used changeover of sending and receiving data takes much time in the converter process Functio
100. yte 4 Communication No Start code in binary mode Inverter number OOH to 3FH The inverter number is omitted if it is not found in the data received If the inverter number matches up with that specified from the operation panel data will be returned from the inverter If the inverter number does not match the data will be invalid and no data will be returned Command The command is also used for a check when the inverter is tripped Under normal conditions 52H R 47H G 57H W or 50H P is returned depending on the command received When the inverter is tripped The lowercase letter 72H r 67H g 77H w or 70H p is returned with 20H added to it depending on the command received 4 bytes The communication number received is returned 5 Data 2 bytes 6 Sum 1 bytes Data 0000H to FFFFH The data read is returned for the 52H R and 47H G commands while the data written is returned for the 57H W and 50H P commands Checksum not omissible OOH to FFH Value of the last two digits 1 byte of the sum of a series of bits codes from the start code to the data 11 E6581315 2 Error Processing Binary mode In case an error occurs communication error command 4EH N or 6EH n and the error type num ber is returned to the computer in addition to the checksum At time of broadcast communication of the binary mode returning of data is not executed except for the

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