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DME CD

DME CD

Concentratore dati

Data concentrator

PROTOCOLLO DI COMUNICAZIONE MODBUS® COMMUNICATION PROTOCOL

MODBUS®

I334 I

GB 0211

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Содержание DME CD

Страница 1: ...Doc AHIT101A0510 doc 10 02 2011 P 1 18 DME CD DME CD Concentratore dati Data concentrator PROTOCOLLO DI COMUNICAZIONE MODBUS COMMUNICATION PROTOCOL MODBUS I334 I GB 0211 ...

Страница 2: ...Default P07 n 06 Indirizzo IP 000 000 000 000 255 255 255 255 000 000 000 000 P07 n 07 Subnet MASK 000 000 000 000 255 255 255 255 000 000 000 000 P07 n 08 TCP IP Port 0 9999 1001 MODBUS PROTOCOL The data concentrator DME_CD supports the communication protocols Modbus RTU Modbus ASCII and Modbus TCP The data concentrator DME_CD supports the communication protocols on the expansion modules EXM 10 1...

Страница 3: ...ione di lettura locazione 00 FF indirizzo della locazione diminuito di un unità contenete il valore del contatore totale 1 00 02 numero di registri da leggere a partire dall indirizzo 22 41 FB checksum CRC MODBUS RTU PROTOCOL If one selects the Modbus RTU protocol the communication message has the following structure T1 T2 T3 Address 8 bit Function 8 bit Data N x 8 bit CRC 16 bit T1 T2 T3 The Addr...

Страница 4: ...pre dall indirizzo dello slave dalla funzione richiesta dal Master e dai dati dei registri richiesti La risposta termina sempre con il valore di checksum CRC The DME_CD answer is the following 01 04 04 00 00 7C C4 DA D7 Where 01 DME_CD address Slave 01 04 Function requested by the master 04 Number of bytes sent by the DME_CD 00 00 7C C4 Hex value of the total counter 1 31940 319 40 DA D7 CRC check...

Страница 5: ...3 4 5 6 7 FUNZIONE 17 REPORT SLAVE ID Questa funzione permette di identificare il tipo di multimetro Richiesta Master Indirizzo slave 08h Funzione 11h MSB CRC C6h LSB CRC 7Ch FUNCTION 06 PRESET SINGLE REGISTER This function allows to write in the registers It can be used only with registers with address higher than 1000 Hex For instance it is possible to change setup parameters If the value is not...

Страница 6: ...LSB CRC 3Eh Risposta Slave Indirizzo slave 08h Funzione 10h MSB Indirizzo registro 20h LSB Indirizzo registro 01h MSB Numero byte 00h LSB Numero byte 02h MSB CRC 1Bh LSB CRC 51h Slave response Slave address 08h Function 11h Byte count 04 h Data 01 Type C8h Data 02 Sw revision 04h Data 03 Hardware revision 00h Data 04 Parameter revision 01h MSB CRC h LSB CRC h ERRORS In case the slave receives an i...

Страница 7: ... 04 numero di byte inviati dallo slave 00 00 07 30 valore esadecimale del contatore totale 2 1840 18 40 9B checksum LRC CRLF ASCII 0Dh 0Ah delimitatore fine messaggio MODBUS ASCII PROTOCOL The Modbus ASCII protocol is normally used in application that require to communicate through a couple of modems The functions and addresses available are the same as for the RTU version but the transmitted char...

Страница 8: ...0010 1 00000001 Complemento a 2 11110101 Risultato LRC F5 CRC CALCULATION CHECKSUM for RTU Example of CRC calculation Frame 0207h CRC initialization 1111 1111 1111 1111 Load the first byte 0000 0010 Execute xor with the first 1111 1111 1111 1101 Byte of the frame Execute 1st right shift 0111 1111 1111 1110 1 Carry 1 load polynomial 1010 0000 0000 0001 Execute xor with the 1101 1111 1111 1111 polyn...

Страница 9: ...rziale 6 Partial counter 6 UM 100 signed long 014CH 2 Contatore parziale 7 Partial counter 7 UM 100 signed long 014EH 2 Contatore parziale 8 Partial counter 8 UM 100 signed long 0150H 2 Contatore parziale 9 Partial counter 9 UM 100 signed long 0152H 2 Contatore parziale 10 Partial counter 10 UM 100 signed long 0154H 2 Contatore parziale 11 Partial counter 11 UM 100 signed long 0156H 2 Contatore pa...

Страница 10: ... 12 Mathematics 12 UM 100 signed long long 0330H 4 Matematico 13 Mathematics 13 UM 100 signed long long 0324H 4 Matematico 14 Mathematics 14 UM 100 signed long long 0338H 4 Matematico 15 Mathematics 15 UM 100 signed long long 033CH 4 Matematico 16 Mathematics 16 UM 100 signed long long 2810H 1 Flag divisione per zero del MAT01 Flag division by zero of MAT01 bool Unsigned int 2811H 1 Flag divisione...

Страница 11: ... signed long 0444H 2 Contatore parziale 3 Partial counter 3 n signed long 0446H 2 Contatore parziale 4 Partial counter 4 n signed long 0448H 2 Contatore parziale 5 Partial counter 5 n signed long 044AH 2 Contatore parziale 6 Partial counter 6 n signed long 044CH 2 Contatore parziale 7 Partial counter 7 n signed long 044EH 2 Contatore parziale 8 Partial counter 8 n signed long 0450H 2 Contatore par...

Страница 12: ...08 1 Ingresso 8 Input 8 bool Unsigned int 2150H 1 Ingresso 9 Input 9 bool Unsigned int 2151 1 Ingresso 10 Input 10 bool Unsigned int 2152 1 Ingresso 11 Input 11 bool Unsigned int 2153 1 Ingresso 12 Input 12 bool Unsigned int 2154 1 Ingresso 13 Input 13 bool Unsigned int 2155 1 Ingresso 14 Input 14 bool Unsigned int 2156 1 Ingresso 15 Input 15 bool Unsigned int 2157 1 Ingresso 16 Input 16 bool Unsi...

Страница 13: ...0 the meaning of the bits of the response is shown in the table below pATTENTION This function is enabled only if none of the inputs is set with the tariff function TAR A and TAR B INDIRIZZO ADDRESS WORDS COMANDO COMMAND VALORE VALUE FORMATO FORMAT 2FF0H 1 Azzera contatori parziali Reset partial counters 0 Unsigned int 2FF0H 1 Azzera contaore parziale Reset partial hour 1 Unsigned int 2FF0H 1 Azze...

Страница 14: ...erivative multiplier 1 1000 60 1 n5048H n 1 80H P01 n 16 Divisore derivata Derivative divider 1 1000 1 1 n504AH n 1 80H P01 n 17 Unità di misura derivata Derivative unit of measure kW 3 n504CH n 1 80H M02 Utilità Utility P02 01 Lingua Language 0 4 0 1 5800H P02 02 Contrasto LCD Display contrast 0 50 100 1 5802H P02 03 Intensità retroilluminazione display alta High backlight level 10 100 100 1 5804...

Страница 15: ...ld 9999 9999 0 1 n628AH n 1 80H P07 n 07 Moltiplicatore Multiplier 0 6 2 1 n628CH n 1 80H P07 n 08 Ritardo Delay 0 6000 0 1 n628EH n 1 80H P07 n 09 Stato di riposo Normal status 0 1 0 1 n6290H n 1 80H P07 n 10 Memoria Latch 0 1 0 1 n6292H n 1 80H M08 Allarmi Alarms P08 n 01 Sorgente allarme Alarm source 0 3 0 1 n6680H n 1 80H P08 n 02 Numero canale x Channel number x 1 8 1 1 n6682H n 1 80H P08 n 0...

Страница 16: ...gresso Input function 0 5 0 1 n 6E80H n 1 80H P10 n 02 Stato a riposo Normal status 0 1 0 1 n 6E82H n 1 80H P10 n 03 Ritardo ON ON delay 0 60000 5 2 n 6E84H n 1 80H P10 n 04 Ritardo OFF OFF delay 0 60000 5 2 n 6E86H n 1 80H M11 Uscite Outputs P11 n 01 Funzione uscita Output function 0 7 0 1 n 7680H n 1 80H P11 n 02 Numero canale x Channel number x 1 8 1 1 n 7682H n 1 80H P11 n 03 Stato a riposo Id...

Страница 17: ...s DMECD EXM 10 11 RS 232 EXM 10 12 RS485 EXM 10 11 DEVICE 1 30 L MAX 1200mt DEVICE 31 60 L MAX 1200mt EXM10 SET AS REPEATER EIA 232 EIA 485 422 TR B TR A SG CH2 A B SG CH1 PX1 SG TR B A EXM10 A1 A1 A2 A2 EXM10 SG TR A B EXM10 EIA 232 A1 A1 A2 A2 PC RS232 RS232 RS485 CONV EIA 485 422 CH1 B A TR CH2 SG B TR A SG PX1 51C4 CABLE DMECD n 31 DMECD n 1 PX1 ...

Страница 18: ...Doc AHIT101A0510 doc 10 02 2011 P 18 18 EXP 10 11 RS 232 EXP 10 12 RS 485 RS232 PC Cable 51C2 RJ6 6 TR A B SG EXP10 12 n 1 EXP10 12 n 31 SG TR B A RS485 TR B A SG RS485 PX1 A TR B SG PC ...

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