Toshiba TOSVERT VF-S11 User Manual

E6581222③TOSVERT VF-S11Communications FunctionInstruction Manual   * The contents of this manual are subject to change without notice.© TOSHIBA INVERT

E658122284.1. Data transmission formats Note: The term “trip status” used in this manual includes retry waiting status and trip retention status.4

E65812229 VF-S11 → computerAt time of broadcast communication, returning of data is not executed, except for the inverters to bereturned, when the in

E658122210• Data returned when data is not processed normally (ASCII mode)In case an error occurs, communication error command (4EH(N) or 6EH(n)) and

E6581222114.1.2. Data transmission formats used in binary modeA communication number is used to specify a data item, data is written in hexadecimal f

E658122212 VF-S11 → computer (binary mode)At time of broadcast communication of the binary mode, returning of data is not executed except forthe inve

E6581222132) Error Processing (Binary mode)In case an error occurs, communication error command (4EH(N) or 6EH(n)) and the error type num-ber is retur

E6581222144.1.3. Transmission Format of Block CommunicationWhat is block communication?Data can be written in and read from several data groups set

E658122215 Block Write 1, 2Select data, which is desired to be written in block communications, in Block Communication WriteData 1 and 2 Parameters

E658122216 VF-S11 → ComputerAt time of broadcast communication of the binary mode, returning of data is not executed except forthe inverter to be ret

E6581222172) Error Processing (Binary mode)In case an error occurs, communication error command (4EH(N) or 6EH(n)) and the error type num-ber is retur

E6581222184.2. CommandsHere are the communication commands available.Command FunctionR command Reads the data with the specified communication number

E658122219 P (50H) (RAM*1 write)This command is used to rewrite data into the parameter specified using a communication number. Itwrites data into t

E658122220 S (53 H)/ s (73 H) Inter-drive communication command(RAM*1 Write)This command is for using frequency command values in % (1 = 0.01%), ins

E6581222214.3. Transmission errors Table of error codesError name Description Error codeImpossible to exe-cuteThe command is impossible to execute,

E6581222224.4. Broadcast communications functionBroadcast communication function can transmit the command (write the data) to multiple inverters byo

E658122223In broadcast communications, only the representative inverter in each block returns data to the hostcomputer. However, you can make the repr

E6581222244.5. Examples of the use of communication commandsHere are some examples of the use of communications commands provided for the VF-S11 seri

E6581222254.6. Examples of RS232C communication programsEx. 1: BASIC program for monitoring the operation frequency continuously (RS232C, ASCII mode

E658122226Ex. 2: BASIC program for executing an input command with checksum (RS232C, ASCII mode)(Toshiba version of Advanced BASIC-86 Ver. 3.01.05J)◊

E658122227Ex. 3 BASIC program for communication tests (RS232C, ASCII mode)(Toshiba version of Advanced BASIC-86 Ver. 3.01.05J)◊ Accessing a paramet

E65812221Read firstSafety precautionsThis manual and labels on the inverter provide very important information that you should bear inmind to use the

E658122228Ex. 4 A VisualBaisc program for the ASCII mode communication (VisualBaisc is the registered trademark of the U.S. microsoft company

E6581222293)The description of the codePrivate Sub Form_Load() Form1.Show '***************************************************************

E6581222305. MODBUS-RTU protocolThe MODBUS-RTU protocol of VF-S11 supports only part of the MODBUS-RTU protocol. Only twocommands are supported, “0

E658122231 Data Exchange with InvertersThe inverters are always ready to receive messages and perform slave operation in response tocomputer request

E6581222325.1. MODBUS-RTU transmission formatMODBUS-RTU sends and receives binary data without a frame-synchronizing start code and definesthe blank

E6581222335.1.2. Write command (06) Computer → VF-S11 *The text size is 8 bytes fixed.(3.5bytesBlank)InverterNo.CommandCommuni-cation No.(high)Com

E6581222345.2. CRC Generation“CRC” is a system to check errors in communication frames during data transmission. CRC iscomposed of two bytes and has

E658122235<Notes>Speed command can be transmitted but the run / stop signal is not issued. Slave station should have an individualstop signal or

E658122236 Setting of parameter●Selection of communication protocol () Shipment setting: 0 (TOSHIBA Inverter Protocol)Protocol setting with a

E658122237 Relating communication parametersFollowing parameters should be set or changed if necessary.• Communication baud rate ()... Shipment

E65812222Contents1. General outlines of the communications function...

E6581222386.1. Speed proportional controlVarious inclinations can be set by frequency point setting.The frequency command value on the slave side du

E6581222396.2. Transmission format for inter-drive communicationData type is handled in hexadecimal notation and the transmission characters are tre

E6581222407. Communications parametersThe settings of communication-related parameters can be changed from the operation panel and theexternal contro

E6581222417.1. Communication baud rate() , Parity bit()•Communication baud rate and parity bit should be uniform inside the same network.•Th

E6581222427.3. Timer function()This function detects any normal data that is not detected even once within an arbitrarily predeter-mined time.The

E6581222437.4. Setting function of communication waiting time ()Use this function for the following case:When the data response from the inverte

E6581222448. Commands and monitoring from the computerAcross the network, instructions (commands and frequency) can be sent to each inverter and the

E658122245 Communication command2 (Communication Number : FA20)This command is enabled only when the communication command is enabled. Set Bit 15

E658122246 Communication command3 (Communication number: FA26)The RY Terminal Output Hold Command and OUT Terminal Output Hold Command are always en

E6581222478.2. Monitoring from the computerThis section explains how to monitor the operating status of the inverter from the computer. Monitoring

E658122231. General outlines of the communications functionThis manual explains the serial communications interface function provided for the TOSVER

E658122248 Inverter operating status3 (FE42, FD42)Operating status 3(status immediately before the occurrence of a trip):Communication Number FE42Op

E658122249 Inverter operating command mode status (FE45)The monitor of the command mode that the present condition is enabledData Enabled command0 T

E658122250 Alarm information monitor (FC91)Bit Specifications 0 1Remarks(Code displayed on the panel)0 Over-current alarm Normal Alarming  flicke

E658122251 Trip code monitor (current status: FC90: historic records: FE10 to FE13)CodeData (hexadeci-mal number)Data(decimalnumber)Descriptionnerr0

E658122252 Inverter model (capacity) code (FB05)ModelData(hexadecimal number)Data(decimal number)VFS11-2002PM-AN 1 1VFS11-2004PM-AN 2 2VFS11-2007PM-

E6581222538.3. Control of input/output signals from communicationThe input terminals, output terminals, analog input and output signals of the inver

E658122254 Input terminal board status (FD06, FE06)Input terminal board status (status immediately before the occurrence of a trip):Communication Nu

E658122255 Analog Input Monitors (FE35, FE36)Analog input value VIA monitor: “Communication Number FE35”Analog input value VIB monitor: “Communicati

E6581222568.4. Utilizing panel (LEDs and keys) by communicationThe VF-S11 can display data that is not related to the inverters through an external

E658122257 Block Communication Function for LED DisplayTo display LED data for ASCII display that is synchronized to each digit, set data for each d

E658122242. Data transmission specifications Items SpecificationsTransmission scheme Half-duplexSynchronization scheme Start-stop synchronizationComm

E658122258 ASCII LED display data code (00H-1FH are blank.)Hex Code Display Char. Hex Code Display Char. Hex Code Display Char. Hex Code Display

E6581222598.4.2. Key utilization by communicationThe VF-S11 can use the panel keys on the inverters through external communications. This func-tion

E6581222609. Parameter dataExplanation of parameters for VF-S11 series is described here. For communication purposes, seethe parameter list on inverte

E658122261 Command parametersFor those parameters that contain data only in the RAM and not in the EEPROM, their data return toinitial values when th

E658122262 Monitor parameters * These parameters are read-only (monitor-only) parameters.Communi-cation No.Title Function Unit RemarksFC00 - Moni

E658122263Appendix 1 Table of data codes• JIS (ASCII) codesHigher ordeLower order0 1 2345670NULTC7(DLE) (SP)０＠Ｐ、ｐ1TC1(SOH) DC1!１ＡＱａｑ2TC2(STX) DC2２ＢＲｂ

E658122264Appendix 2 Response timeThe communication response time can be calculated from data communication time and inverterprocessing time. When wi

E658122265Appendix 3 Compatibility with the communications func-tion of the VF-S9To provide consistency in communications procedures, the communicatio

E658122266EAppendix 4 TroubleshootingIf a problem arises, diagnose it in accordance with the following table before making a service call. Ifthe probl

E658122253. Communication protocolThis communication protocol supports the TOSHIBA Inverter Protocol and part of MODBUS-RTUprotocol.Select the desire

E658122264. TOSHIBA Inverter ProtocolSelect “TOSHIBA Inverter Protocol” (=) in the communication protocol selection parame-ters. “TOSHIBA Inve

E65812227 Binary mode(1) In binary mode, the start code is “2FH(/).”The inverter rejects all data items entered before the “2FH(/).”If two or more “2