Home

Modular I/O System MODBUS Manual

Contents

1. C m cun r3 m Status Status Status voltage gt Ok voltage gt eme voltage gt e 9 TxD OOP mo To OOP RD To 6 ro TxD xD TxD TxD xD TxD mE J TxD Oe RxD TxD gt OD TxD TxD O TxD RTS ETS i RxD RxD JL ll L JL Rs CD ers eG ro OO ro JL I Common gt common t ground ground NENEI RxD RxD JE WE Shield OO RxD OO RxD shield OO screen WAGO W screen WAGO 750 650 750 651 750 653 T 1 L W Technical Description This technical description is only valid for hardware and software versions X X X X 2C 0 3 The product series number is printed on the right side
2. 24V gt oce En A A i AL H Ll N l a TN O iF power AS jumper jumper zs contacts contacts 03 H 04 i JE N N stad GO lt WAGO screen W 750 501 750 504 UL Technical description The power supply is provided by a series connected supply module for the respective operating voltage Power connections are made automatically from module to module via the internal P J C s when snapped onto the DIN rail Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules For the digital outputs without diagnostic four conductor devices V 0 V signal ground are standard In case of 12 mm wide 4 channel digital output modules it is not possible to use 4 conductor devices 4 signal outputs 2x V and 2x0V are provided All digital outputs are short circuit protected In case of overloads a supply module with fuse 750 601 must be connected on the line side to protect the output modules The module 750 516 is low side switching The indicated output values have been determined for 10046 duty cycle Ho
3. per I 66 uc point to point connection bus connection RS232 TTY RS485 750 650 651 653 5 13 05 98 WAGO 1 O SYSTEM Structure of input and output data ELECTRONIT IC The module is a combined analog input and output module with 2 x 16 bit input and output data The transfer of the data to be transmitted and the received data is made via up to 3 output and 3 input bytes One control byte and one status byte are used to control the floating data Requests are indicated by a change of a bit An assigned bit indicates execution by adopting the value of the request bit Up to 3 characters which have been received via interface can be stored in the input bytes 0 to 2 The output bytes will contain the characters to be sent The control byte consists of the following bits Control Byte Bit7 Bito Bits Bit4 Bit3 Bit 2 Bit 1 Bit 0 o OL2 j OL JOLO Jo IR RA TR Con Frames available in output Constant Initialization Reception Trans stant area OL2 is always 0 value must request acknow mission value eg OL2 OLI OLO 0 1 1 always be 0 ledgement request must 3 characters should be sent always and put into the output be 0 The status byte consists of the following bits Status Byte Bit7 Bit6 Bit5 Bit4 Bit3 Bit 2 Bit 1 Bit 0 0 II2 ILI ILO BUF_F IA RR TA Con Frames av
4. module ln rj peer to peer connection Input byted Internal jd 71615 4 3 2 1 0 control system Input byte1 isi n PUEY RxD zlelsl4la 2 1lo hok Input byte2 zle sl4lsl2lilol gt N TxD Input byte3 a iN z e s 4 a 2 1 o E M Input byte4 zlelslala 2l 1lo Output byte0 zlelslalal2l1lo Output byte1 5 z e s 4 a 2 1 0 Output byte2 zlelslala 2l 1lo Output byte3 as 7 e s 4la 2 1 o Tv Output byte4 Control byte Statusbyte 7 e s 4 a 2 1 o z els 4 ala 11o z els 4 s 2 11o Data exchange module 750 654 3 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of input and output data The module is a combined special function input and output module with 1 x 32 40 Bit input and output data The tranfer of the data to be transmitted and the received data is made via up to 5 input and 5 output Bytes One control byte and one status byte are used to control the floating data The control byte consists of the following bits Control byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Constant value always must be 0 The status byte consists of the following bits Status byte Bit 7 Bit 6 Bit5 Bit4 Bit 3 Bit 2 Bit 1 Bit 0 0 RCVT1 RCVT2 CHK OVR PAR Constant Module is in timeout The receiver is in Checksum Buffer Pariry error or value All output bits are set timeout error overflow wrong data in always to 0 watchdog a frame must be 0
5. MODBUS Configuration 57 15 12 99 WAGO 1 O SYSTEM a The status of the inputs 7 to 0 is shown as a byte value 0x12 or binary 0001 0010 Input 7 is the bit having the highest valency of this byte and input 0 the lowest value The assignment is thus made from 7 to 0 with OFF OFF OFF ON OFF Off ON OFF Bit 0 0 0 1 0 0 1 0 Coil 7 6 5 4 3 2 1 0 58 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 ELECTRONI eiC 5 3 1 4 Read Holding Register function code 0x03 The binary contents of holding registers are read out in the slave using this function Broadcast is not supported The maximum number is limited to 128 registers in one frame Inquiry The inquiry determines the start word address start register and the number the register to be read ion Function The addressing starts with 0 The Modicon address starts with 1 0x01 Example for an inquiry of the registers 0 and 1 of slave 11 Field name Example RTU ASCII Start of frame queo v fosa Slave address 08 OxB foB 0x30 oxa2 0x30 0x33 Starting address high 0x00 0x00 00 0x30 0x30 Starting address low 0x00 0x00 00 0x30 0x30 Number of points high 0x00 0x00 00 0x30 0x30 Number of points low 0x02 0x02 02 0x30 0x32 Error Check LRC CRC WEE 0xC4 Fo 0x46 0x30 OxA1 End of frame hes lox ox Table 5 34 Example inquiry Read Holding
6. The PLC is able to control transmission and reception of data by means of the control byte and the status byte Control of the multiplex connection In the process image of the transmitting buscoupler one Bit is set to 1 for the whole time As long as this Bit is 1 in the receiving coupler further input Bits can be evaluated If the Bit is 0 the multiplex connection has been disrupted The further Bits are also 0 because of the watchdog Control of the multiplex connection with acknowledge If the transmitting buscoupler gets an acknowledge from the receiving buscoupler the received bit must be transfered as an output bit to the process image The transmission is successful as long as the Bit is 1 Handshake If a serial data exchange should be made with the data exchange module the handshake can be made via Toggle Bits Therefore an input bit and an output bit are reserved As soon as those bits are different from each other a request from the opposite module is made As soon as the request is executed the output bit is toggled Data exchange module 750 654 4 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for Profibus from firmware WH The ID 179 hex OxB3 Data consistence over 4 Byte is used Outputs Byte Description DO Output byteO D1 Output byte1 D2 Output byte2 D3 Output byte3 Inputs _ l Byte Description
7. Wire connection Dimensions mm WxHxL Item Number 750 Type of contact Switching voltage Switching power Switching current Isolation Internal bit width Configuration Operating temperature Wire connection Dimensions mm WxHxL ohmic load Pin design Digital Outputs 750 512 514 517 10 03 98 Current consumption internal Item Number 750 512 513 Type of contact 2 make contacts Current consumption internal 100 mA max Switching voltage 30 V DC 250V AC Switching power 60 W 500 VA cosp 0 4 L Rax 7 ms Switching current 2 A AC DC Isolation 4 kV system power supply Internal bit width 2 Configuration without address or configuration adjustment Operating temperature O C 4 55 C 12 x 64 x 100 from upper edge of the carrier rail CAGE CLAMP 0 08 to 2 5mm 12 x 64 x 100 from upper edge of the carrier rail 514 Sm 2 changeover 70 mA max 80 mA max 30 V DC 125 V AC 250 V AC 30W 62 5 VA 1500 VA 0 5 A AC 1A DC 1 A AC 1 5 kV system power 4 kV system power supply supply 2 without address or configuration adjustment 0 C 4 55 C CAGE CLAMP 0 08 to 2 5mm WAGO 1 O SYSTEM ELECTRONIC Relays in the modules 750 512 and 750 513 Switc
8. Pulse frequency Hz 20kHz Duty cycle 0 100 Ton gt 750 ns Toft gt 500 ns Resolution 10 Bit max Isolation 500 V system power Supply Configuration none optional with software parameter Current Consumption field side 15 mA typ Internal bit width per channel 16 Bit Data 4 8 Bit Control Status Operating temperature 0 C 55 C Wire connections CAGE CLAMP 0 08 to 2 5mm Dimension mm BxHxT 12 x 64 x 100 from upper edge of the carrier rail Preset Frequency 250 Hz Switching Frequency Pulsewidth Module 750 511 10 03 98 WAGO s O SYSTEM ELECTRONIC Formation of on off times The programming of the on off times occur with the resolution of 10 bits The five LSB of the 16 bit value can be zeros or one The MSB will hold the sign and is preset to the null state Duty Cycle Increments Binary Value Hex Dec 100 1023 0111 1111 11111111 TF FF 32767 100 1023 0111 1111 11110000 7F EO 32752 50 511 0011 1111 11111111 3F FF 16383 25 255 00011111 11111111 1F FF 8191 12 5 127 00000001 00000000 0100 256 0 1955 2 0000 0000 01000000 0040 16 0 0977 1 0000 0000 00100000 0020 32 0 0 00000000 0001 1111 001F 31 0 0 0000 0000 00000000 o o Table 1 Value Formation 9 25 24V Ms 24V ia ov IR R ov f O o 24V 30 24V ov ov i
9. Input voltage Binary value Status 10V Hex Dec gt 10V 0111 1111 1111 1111 7F FF 32767 42 10 0111 1111 1111 XXXX 7FFX 32760 0 5 010000000000XXXX 400X 16384 0 2 5 001000000000XXXX 200X 8192 0 1 25 000100000000XXXX 100X 4096 0 0 0781 000000010000XXXX 010X 256 0 0 0049 000000000001 XXXX 001X 16 0 0 000000000000XXXX 000X 0 0 2 5 1110 0000 0000 XXXX E00X 57344 0 25 1100 0000 0000 XXXX COO0X 49152 0 ER 101000000000 XXXX A00X 40960 0 10 100000000000 XXXX 800X 32768 0 lt 10V 1000 0000 0000 0000 8000 32768 41 Analog Inputs 750 456 3 20 07 98 WAGO i O SYSTEM ELECTRONIC The numerical format for Siemens In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant bits are reserved for diagnostic and status purposes 750 456 000 001 Input voltage Binary value X without 10V meaning Hex Dec F short circuit or F open circuit U overflow XFU gt 10 0111 1111 1111 1 001 7F F9 32761 10 0111 1111 11111 000 7FF8 32760 5 0110000000000 000 6000 24516 2 5 0101000000000 000 5000 20480 1 25 0100100000000 000 4800 18432 0 0049 0100000000001 0
10. Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5 mm Dimensions mm W x H x L 12 x 64 x 100 from upper edge of the carrier rail Factory preset internal bit width 1 x 32 bits in out x 8 bits control status Data exchange module 750 654 07 07 98 WAGO 1 O SYSTEM ELECTRONIT IC Description of data exchange module The data exchange module allows the exchange of 4 5 bytes between different fieldbus systems via multiplexing of a serial connection The delay which is caused by the multiplexor is lt 5ms The integrated watchdog function switches all outputs to zero if there is no valid information for more than 200 ms via the multiplex connection The 128 bytes input buffer provides for high rates of data transmission When using lower rates of transmission speed you can collect the received data with less priority without loosing data The 16 byte output buffer provides for faster transmission of larger data strings The data exchange module is connected peer to peer For the wiring of the serial multiplex connection the RxD and TxD cables are crossed The following illustrations show the peer to peer connection and the internal structure of the data exchange
11. Examples The module is initialized The initialization bit in the control byte is set Output byte 0 Control byte Output byte 2 Output byte 1 0x00 0000 0100 After the initialization has been executed the status byte will give back 000 0100 Input byte 0 Status byte Input byte 2 Input byte 1 XX OXXX XOXX XX XX Module is still being reset XX OXXX XIXX XX XX Initialization completed Sending of the data string Hello The first 3 characters and the buffer length of 3 are transmitted Output byte 0 Control byte Output byte 2 Output byte 1 H 0x48 0011 0000 T 0 x 6C e 0 x 65 The transmission request bit TR is inverted Sput byte 0 Control byte Output byte 2 Output byte 1 0011 0001 fre As soon as TR TA the rest of the data can be sent Input byte 0 Status byte Inputbyte2 Input byte 1 XX OXXX XXX XX XX The data is still being transferred XX OXXX XXX XX XX Data transfer completed The last 2 characters and the buffer length of 2 are transmitted Output byte 0 Control byte Output byte 2 Output byte 1 gr 0010 0001 o 0 x 6F The transmission request bit TR is inverted Output byte 0 Control byte Output byte 2 Output byte 1 T 0010 0000 XX o RS232 TTY RS485 750 650 651 653 8 13 05 98 WAGO i O SYSTEM ELECTRONIT IC As soon as TA TR the data has been transferred to the output buffe
12. Ill 1 On Off time relationships for Table 1 Pulsewidth Module 750 511 3 10 03 98 WAGO i O SYSTEM ELECTRONIC Process Image Formation for ModBus The process image of the 750 511 appears with 6 bytes of input and 6 bytes of output data The byte allocation for the preset duty cycle has the following modes of formation Output values Out In put byte 0 Low Byte Out In put byte 1 High Byte Pulsewidth Module 750 511 4 10 03 98 WAGO i O SYSTEM Digital Outputs Relay ELECTRONIC PN 750 512 514 517 1c2 um f le Status Status Status S ca Relay B BC lt Roya Reay gt DIOS Reay nuni gt DIOS lt Ray GP OO I I a5 02 ee ALA z lJ O1 gt Au OD JL IL CAL 250V OO di O f e power f jumper contacts IR OE r A VENS D EG ower 1g 6 4 M wacom jumper gt m W power a WAGE 750 512 contact 750 513 pee ae 750 514 GL E UL bs Technical descript
13. 0 02 AEP NE e O1 0 02 E 01 24v power jumper 0v contacts lt 4 shield shield screen screen Technical Description This description is only intended for hardware version X X X 2 A 0 1 The serial number can be found on the right side of the module The output signal of 750 552 555 584 is a 0 10 mA or 4 20 mA signal Sensors may be connected to O and to the common ground OV The shield is connected to S The connection is made automatically when snapped onto the DIN rail Power connections are made automatically from module to module when snapped onto the DIN rail For a self supporting function the power supply has to be connected by an input module e g 750 602 N Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The output module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Outputs 750 552 554 584 1 10 03 98 WAGO i O SYSTEM ELECTRONIT IC Technical Data ItemNumber750 552 554 584 Number of channels 2 Curr
14. Linearization is accomplished over the entire measurement range by a microprocessor The temperature ranges of the above listed RTD types is available to the user The temperature ranges of the sensors are represented with a resolution of 1 bit per 0 1 C in one word 16 bits Resulting from this 0 C corresponds to the hexadecimal value 0000 and 100 C is 03E8 dez 1000 Temperatures below 0 are represented in two s complement with a leading 1 The function module works in the defined temperature range for the PT100 sensors of 200 C to 850 C The voltage resolution is represented with 16 bits An A D converter and processor converts the voltage value to a numerical value proportional to the temperature of the selected resistance temperature sensor A short circuit or an interruption of the RTD wire is transmitted to the bus module and indicated by the red error LED The green LED identifies that the module is communicating properly with the connected Buscoupler Input for PT100 750 461 481 2 17 08 98 WAGO 1 O SYSTEM ELECTRONIC The numerical format All temperature values will be shown in a unit numerical format If the mode DEFAULT is selected each bit corresponds to 0 1 C The possible numerical range refers to the standardized temperature range of the used sensors The following table will explain the numerical format on a preset PT100 In the third column the numerical format for PT1000 750 461 0
15. MODBUS Configuration 53 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 5 3 1 1 Use of the MODBUS functions The graphical review shows the MODBUS functions which have access to process illustration data Read Holding Registers 0x03 Read Input Registers 0x04 ini 1 v g Input modules 750 400 400 467 467 400 467 400 400 467 Output modules 750 550 501 550 Preset Single Register 0x06 Preset Multiple Registers 0x10 0x0000 0x0001 0x0002 0x0003 0x0004 0x0005 0x0006 0x0007 3 oxooos MODBUS addresses Word1 Word Word1 Word2 Word1 Word2 Word1 Word2 MODBUS addresses 0x0000 0x0200 Word1 0x0001 0x0201 Word 0x0002 0x0202 rra 0x0003 0x0203 Word 0x0004 wa 7 0x0204 gt lt lt Read Holding Registers 0x03 Read Input Registers 0x04 MODBUS addresses 0x0200 Word1 0x0201 Word 0x0202 Word1 Read Coil Status 0x01 0x0203 Word Read Input Status 0x02 3 oxo204 f 4 MODBUS addresses oxo000 f e Force Single Coil 0x05 0x0001 Force Multiple Coils 0xOF 0x0002 i lt 0x0003 MODBUS addresses 0x0004 0x0000 0x020
16. O1 LET STIMA f DI arm ko B E Technical description lt 4 02 E The counter module also can be ordered as counter with enable input 750 404 000 001 The counter begins processing with pulses at the CLOCK input The changes from 0 V to 24 V are counted The counter counts down if the input U D is set at 24 V With an open circuit input or 0 V the counter counts up The data format of the module is 4 bytes data and a control status byte The module is a 32 Bit counter The ID Code os 180 0xB4 The format of input and output data is the same as 750 404 The counter module is able to run with all WAGO I Ov9S YSTEM bus couplers except for the economy type Counter Module 750 404 20 07 98 WAGOJI OJSYSTEM ELECTRONIT IC Peak Time Counter 750 404 000 002 ACH o Status UD gt 9 C lt 4 status clock Status 01 gt ee lt 4 Status 02 Clock 5N 4 3 UD JL mm w gt OO lt E A q y O power jumper gt contacts Jor I 01 OO o WAGO 75 Technical data The counter module also can be ordered as peak time counter with
17. Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Byte High Byte Low Byte D1 DO Table 5 10 Allocation of digital inputs outputs for process data word coupler 5 1 3 Addressing the I O modules e The arrangement of the I O modules in a node is optional e The I O module addressing is based on the attendant coupler e Addressing is organised word for word and starts with the word address 0 both for the inputs as well as the outputs e The I O module addressing corresponds to the sequence of their arrangement behind the coupler Addressing starts with the bus coupler which can assign one or more words per channel This is followed by the I O module addresses which can assign one or two bits per channel For the number of input and output bits or bytes please refer to the corresponding I O module data sheets e Addressing of I O modules which are assigned to one or two bits per channel is also made word for word In other words in each case 16 inputs or outputs are allocated one word If less channels are present the remaining bits of the word remain free or are reserved for extensions e If anode is extended by additional I O modules for which one or more words are assigned per channel the I O module addresses are displaced by one or two bits per channel Data width 2 1 Word channel Data width z 1 Bit channel Analog input modules Digital input modules A
18. Structure of the in and output data for Modbus from firmware V2 3 The module is a combined special function input and output module with 2 x 16 Bit in and output data Input Description Word High Low n Bit0 Bit15 Input byte0 Input byte1 n 1 Bit16 Bit31 Input byte2 Input byte3 Output Description Word High Low Output byteO Output bytel Output byte2 Output byte3 Attention For Interbus S the data is written in Motorola format high Byte first In connection with other fieldbus systems the Bytes in the data word are changed Attention N The control byte allows the changing of the registers of the module It must always be 0 in order to avoid a change in the registers A wrong mapping can change the function of the module Data exchange module 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for CanOpen from firmware WI The module is in the list with Index 0x2400 input and Index 0x2500 output The module has 2 subindexes 2 Byte special modules Inputs Type Attrib Unsigned8 ro Name special 2 byte input Default Description none number of 2 Byte channels none OxO 1 and 2 Input byte for WD error none OxO 3 and 4 Input byte for WD error Input byteO Input Unsignedl6 ro bytel Input byte2 Input byte3 Unsigned16 ro OxFF Special input Unsigned16 ro none 255 Input channel Name Type Attri
19. WAGO I O SYSTEM MEM Modular I O System MODBUS Manual Technical description installation and configuration 750 138 Version 2 3 1 gele CONNECTIONS SSS ii General maco Copyright 1997 2001 by WAGO Kontakttechnik GmbH All rights reserved WAGO Kontakttechnik GmbH Hansastra e 27 D 32423 Minden Phone 49 0 571 8 87 0 Fax 49 0 571 8 87 1 69 E Mail info wago com Web http www wago com Technical Support Phone 49 0 571 8 87 5 55 Fax 49 0 571 8 87 4 30 E Mail support wago com Every conceivable measure has been taken to ensure the correctness and com pleteness of this documentation However as errors can never be fully ex cluded we would appreciate any information or ideas at any time We wish to point out that the software and hardware terms as well as the trademarks of companies used and or mentioned in the present manual are generally trademark or patent protected Modular I O System MODBUS TABLE OF CONTENTS iii TABLE OF CONTENTS Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 0 Modular I O System MODBUS Explanations System Description MODBUS Configuration Initial Starting Diagnosis Digital Inputs 750 400 750 401 750 402 750 403 750 405 750 406 750 410 750 411 750 408 750 409 750 412 750 413 750 414 750 415 750 404 Di
20. ar o po wes qos E jemesmamm wes qow a s memo com sim 0 wr sw A sapo ur 5 amio ui sme wp wr ps C wm szapow n Analog Inputs 750 476 478 4 18 03 1999 WAGO 1 O SYSTEM ELECTRONI IC Numerical format with status information For fieldbus master which evaluates status information in the data word e g from Siemens a variant of the function clamp is available The format containes the status in Bit BO B2 The digitalized measuring value is placed at the position Bit B3 B15 The numerical format is equivalent to S5 466 750 476 000 200 Input Value Status LED voltage Binary Hex Dec error 10 V XEO 1 12 off 10 foori111111111 000 Ox3FF8 16376 0x00 off 5 0010000000000 000 Ox2000 8192 OxO0 off 2 5 0001000000000 000 Ox1000 4096 0x00 off 125 0000100000000 000 OxOSO0 2048 0x00 off 0 0781 0000 0000 10000 000 OxOOS0 128 0x00 off 0 0049 0000000000001 000 OxOO08 8 oxoo off 0 0000000000000 O00 0x0000 of 0x00 off 5 1110000000000 000 OxEO00 57344 0x00 off 10 1100000000000 000 OxCO00 49152 0x00 off off X without meaning E short circuit or open circuit O overflow 750 478 000 200 Input Value Status LED voltage Binary Hex Dec error 0 10 V XEO I 1 2 10 fonii 000 Ox7FE8 32760 0x00 off 5 0100000000000 000 Ox4000 16384 0x00 off 2 5 0010000
21. e Input words e Output words e Input bits e Output bits The following figure shows the data word addresses in the process illustration of the inputs and outputs MODBUS master Ox20F 512 527 v Ox2F0 Ox2FF 752 767 Analog Digital Analog Digital Inputs Inputs Outputs Outputs I O m od u les T50 Axx 6xx PII Process Input Image 1 PIO P Output Fieldbus node with controller 750 812 750 814 750 815 750 816 image E I I Fig 5 7 Data exchange between the MODBUS master and I O modules 42 MODBUS Configuration 15 12 99 WAGO I O SYSTEM v EI The word for word access to the digital input and output modules is made in accordance with the following table Digital inputs 16 15 14 13 12 11 10 9 8 T 6 5 4 3 2 1 outputs Process data word Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Byte High Byte Low Byte D1 DO Table 5 20 Allocation of digital inputs outputs to process data word controller Common access of MODBUS master and PLC functionality to outputs Function The process illustration of outputs is described both by the MODBUS master as well as by the PLC functionality so that the I O module outputs can be set or reset from both sides In the case
22. electrical components is designed for use in zone 2 explosive environments The following basic explosion protection related terms have been defined Ex 1 2 Protective measures Primarily explosion protection describes how to prevent the formation of an explosive atmosphere For instance by avoiding the use of combustible liquids reducing the concentration levels ventilation measures to name but a few But there are a large number of applications which do not allow the implementation of primary protection measures In such cases the secondary explosion protection comes into play Following is a detailed description of such secondary measures Ex 1 3 Classification meeting CENELEC and IEC The specifications outlined here are valid for use in Europe and are based on the following standards EN50 of CENELEC European Committee for Electrotechnical Standardisation On an international scale these are reflected by the IEC 60079 standards of the IEC International Electrotechnical Commission Ex 1 3 1 Divisions Explosive environments are areas in which the atmosphere can potentially become explosive The term explosive means a special mixture of ignitable substances existing in the form of air borne gases fumes mist or dust under atmospheric conditions which when heated beyond a tolerable temperature or subjected to an electric arc or sparks can produce explosions Explosive zones have been created to describe the concentrati
23. i B Fig 1 1 Example for lateral labeling of bus modules 750 400 2 channel digital input module 24 V DC g01xx03e Waco Waos Modular I O System Application in Explosive Environments 9 Identification Ex 1 5 2 For America According to NEC 500 Explosion protection group Area of application zone condition of use category Explosion group CL I DIV2 gas group Grp ABCD optemp code T4A Temperature class CN ITEM NO 750 400 2DI 24V DC 3 0ms e Eve IGE pr Hansastr 27 T 3 D 32423 Minden 0 08 2 5mm z5 BRE ESTIR S28 2 0 QV 24 DM ie 5 o co TB Ig o I Eel as Di2 Ql ol N a 1 b tp alol N gE o UG PATENTS PENDING Ra sog tn KEMA O1ATEX1024 X C 1288 EEx nA Il T4 Sag E a 56s Fig 1 2 Example for lateral labeling of bus modules 750 400 2 channel digital input module 24 V DC g01xx04e WAGOJ O SYSTEM 780 0 Am Modular l O System maco 10 Application in Explosive Environments Installation regulations Ex 1 6 Installation regulations In the Federal Republic of Germany various national regulations for the installation in explosive areas must be taken into consideration The basis being the ElexV complemented by the installation regulation DIN VDE 0165 2 91 The following are excerpts from additional VDE re
24. i O SYSTEM Technical Data ELECTRONIC Item Number 750 40 401 40 40 Number of inputs 2 4 Input filter 3 ms 0 2 ms 3 ms 0 2 ms Nominal voltage 24V DC 15 20 Signal voltage 0 3V 5V DC std EN 61131 Typ 1 Signal voltage 1 15V 30V DC std EN 61131 Typ 1 Input current internal 2 5 mA max 5 mA max Input current field side 5 mA typ Isolation 500 V system power supply Internal bit width 2 4 Configuration no address or configutation adjustment Operating temperature O C 455 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of carrier rail Item Number 750 40 406 ao al Number of inputs 2 2 Input filter 10 ms 3 ms 0 2ms Nominal voltage 230 V AC 120 V AC 24V DC 15 20 15 10 15 10 Signal voltage 0 0 V 40 V s 0 V e V 3 V 5 V DC std AC EN 61131 Type 2 Signal voltage 1 79 V 1 1 Un um AL 11 V 30 V DC std AC AC EN 61131 Type 2 Input current internal 2 mA 2 5 mA max Input current field side 6 5 mA typ 4 5 mA typ 8 mA typ Isolation 4 kV system power supply 500 V system power supply Internal bit width Configuration no address or IM adjustment Operating temperature ORC too Wire
25. 0x 1003 deviating from 0 Reading the minimum trigger time Register 0x1004 reveals whether the watchdog fault reaction was activated If this time value is 0 a fieldbus failure is assumed The watchdog can be restarted in accordance with the previously mentioned two possibilities or using the register 0x1007 If the watchdog is started once it can only be stopped by the user for safety reasons via a certain path register 0x1005 or 0x 1008 66 MODBUS Configuration WAGO 1 0 SYSTEM 15 12 99 ELECTRONI eiC Watchdog register The table below shows the registers for the Watchdog Supervisor function Register pesignation Length Description address word 0 x 1000 Watchdog 1 pu co This register saves the value for time exceeded Supervisor 0x0000 Time out To be able to start the watchdog default time value must have a value which is not equal to zero WD TIME The time is set as a multiple of 100 ms 0x0009 means a time out time of 0 9 s This value cannot be changed when the watchdog is running 1 Watchdog read Supervisor write Coding mask Function code 1 16 WDFOM 1 16 pu co Using this mask the function codes can be set to 0x0000 trigger the watchdog function The function code can be selected via a T to Function code 1 2 Bit 1001 0 corresponds to function code1 Bit 1001 1 corresponds to function code2 The watchdog function is started if a value is not equal to zero If only co
26. 10 03 4099 Analog Inputs 750 452 454 482 484 4 10 03 98 WAGO i O SYSTEM ELECTRONIT IC Input current Binary value without meaning 0 20 mA short circuit Dec open circuit U overflow 1 25 C If you have questions about the formatting of this data please contact WAGO for T O System technical support Analog Inputs 750 452 454 482 484 5 10 03 98 WAGO i O SYSTEM ELECTRONIT IC 2 Channel Analog Inputs 10 V Differential Inputs PN 750 456 750 456 000 001 A 3 Status On gt L lt status On common ground common ground shield p screen N qe shield EC screen Technical Description This description is only intended for hardware version X X X 2 A 00 The serial number can be found on the right side of the module The input channels are differential inputs and they have a common ground potential The inputs are connected to I and I The shield is connected to S The connection is made automatically when snapped onto the DIN rail These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 ch
27. DO Input byteO D1 Input bytel D2 Input byte2 D3 Input byte3 For the ID 188 hex OxBC Data consistence over 6 Byte is used input and output data are now as follows Outputs Byte Description DO Control byte D1 Output byte0 D2 Output bytel D3 Output byte4 D4 Output byte2 D5 Output byte3 Description Statusbyte Input byteO Input bytel Input byte4 Input byte2 Input byte3 For a S7 PLC the function code SFC14 and SFC15 must be used because the data length is more than 4 Cg Attention The control byte allows the changing of the registers of the module It must always be 0 N in order to avoid a change in the registers A wrong mapping can change the function of the module Data exchange module 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for InterBus S from firmware WF The module is a combined special function input and output module with 2 x 16 Bit in and output data Input Description Word High Low n Bit0 Bit15 Input byteO Input bytel n l Bit16 Bit31 Input byte2 Input byte3 Output Description Word High Low n BitO0 Bit15 Output byteO Output bytel n l Bit16 Bit31 Output byte2 Output byte3 Attention For Interbus S the data is written in Motorola format high Byte first In connection with other fieldbus systems the Bytes in the data word are changed Attention
28. E 1 Coupler Controller With its I O functions the coupler controller forms the logic operation between the fieldbus used and the field area All control tasks necessary for the perfect operation of the I O are performed by the coupler controller The connection to different fieldbus systems is made using the corresponding coupler controller e g for PROFIBUS INTERBUS CAN MODBUS etc A retrofitting to a different fieldbus system by changing the coupler is possible As opposed to the coupler the controller is fitted with additional PLC functions This permits signal pre processing which can considerably reduce the data quantity in the network In the case of a fieldbus failure the controller can process the control program independently Alternatively the controller can guide the node into a defined condition Plant modules become independent testable units due to the controller In the delivered condition in other words without the user program the controller behaves as a coupler MODBUS Introduction 1 15 12 99 WAGO 1 O SYSTEM li EI The user can program the controller in accordance with international standards for controller programming IEC 1131 3 or the corresponding European standard EN 61131 3 in all five languages IL LD FBD ST and SFC The WAGO I O PRO programming system is used for the following functions e Programmer setting e Controller setting e Loading the program in the controller e Simulation e Test
29. Technical Description This description is for hard and software version X X X X 2 B 0 2 The part number is displayed on the right side of the module The initial pre programmed base frequency is for 250 Hz The resolution is 10 Bits and the pulsewidth is modulated Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The following description is preliminary and is applicable to the factory configuration The pulsewidth output module 750 511 produces a binary modulated signal of 24 V The connection of the consuming device should be made via the O and 0 V common contacts of the module The distribution of the 24 V DC is made via the power jumper contacts If galvanic isolation is desired a new power feed via a 750 602 is required The PWM module can be connected to all buscouplers of the WAGO 9 I O S Y STEM except for the economy type Pulsewidth Module 750 511 1 10 03 98 WAGO 1 O SYSTEM Technical Data ELECTRONIC Part Number 750 511 Number of outputs 2 Current consumption internal 70 mA typical internal Nominal voltage 24V DC 15 42096 Load type ohmic inductive Output current 0 1 A short circuit protected
30. The configuration of the I O modules is then determined The O ERR LED is blinking during the run up time The coupler controller enters then the fieldbus start status after the successful run up The green I O RUN LED indicates this status If an error occurs the red I O ERR goes on blinking in a low frequency The various types of error are indicated via up to 3 different flash sequences BIO RUN Display functions of the I O ERR LED mn 1 Coupler controller s start up phase after the supply voltage connection 2 Introduction of the error indication N 3 Error code g 3 number of flash cycles 2nd flash sequence 4 Error argument Number of flash cycles 3rd flash sequence Fig 6 1 LED fieldbus start and error indication st flash sequence ist pause 2nd flash sequence 2nd pause 3rd flash sequence e eemowsenamee O O o memisemeewew Tene 3 wee es oo I O module s has have identified the internal bus command as wrong lo Data error at internal bus or internal bus break at coupler controller N N50 Internal bus interrupted after N module DN Internal bus error in the communication with N module Table 6 1 Error diagnosis nodes N N50 Error in table comparison I O module N programmed configuration passive modules as well as potential supply modules are not taken into account MODBUS Start up and diagnosis 73 15 12 99 WAGO 1 O SYSTEM E a Supply vol
31. Watchdog Timer Overflow If the PLC does not transmit processing data for 100 ms the green LED stops lightning ON Over or underrange or broken wire bei 750 469 OFF voltage is in the measuring range Input for thermocouple modules 750 462 469 3 10 03 98 WAGO s O SYSTEM ELECTRONIT IC The numerical formats All temperature values are represented in a uniform numerical format In the default setting type K one Bit corresponds to 0 1 C The output value corresponds to the temperature range of each sensor as defined according to standards By using a configuration tool the output formats can be chosen The linearization can be switched off and the building of the reference temperature can be switched off also The following table identifies the numerical format on the default range type K xc Voltage Binary Value uV Hex Dec ls vil 35314 0010 0001 0011 0100 2134 8500 E 4095 0000 0011 1110 1000 03E8 1000 25 5 1021 0000 0000 1111 1111 OOFF 255 0 1 4 0000 0000 0000 0001 GOO ae 0 0 0000 0000 0000 0000 0000 0 0 1 4 1111 1111 1111 1111 FFF a 25 5 986 1111 1111 0000 0001 FFOL 255 100 3553 1111 1100 0001 1000 FCI8 1000 Table 2 Numerical formats Input for thermocouple modules 750 462 469 4 10 03 98 WAGO i O SYSTEM ELECTRONIT IC 2 Channel Analog Input 0 20 mA 4 20 mA single ended PN
32. Word2 2 2 Word2 Word Addresses MODBUS PLC 0x0000 IWO 0x0001 IW1 Word 0x0002 IW2 0x0003 IW3 waang lt 0x0004 AIW4 Wordi oo 0x0006 AIW6 nd ii p IL pL c 1 I1 DL a MONI 0x0008 IW8 Process input image Bit Addresses MODBUS PLC 0x0000 IX8 0 f 0x0001 IX8 1 f 0x0002 IX8 2 f 0x0003 IX8 3 0x0004 94IX8 4 f lt 0x0005 IX8 5 0x0006 IX8 6 0x0007 IX8 7 0x0008 41X8 8 f lt 0x0009 IX8 9 f Fig 5 11 Example for process input image controller 50 MODBUS Configuration WAGO 1 0 SYSTEM 15 12 99 ELECTRONIC The following example for the process output image comprises of 2 digital and 4 analog outputs It comprises of 4 words for the analog and one word for the digital outputs Output modules 750 550 501 550 Bit 1 Word1 Word1 Word2 Bit2 Word2 Process output image Word A Addresses MODBUS PLC 0x0000 0x0200 QWO0 Word1 0x0001 0x0201 QW1 Word2 0x0002 0x0202 QW2 Nord 0x0003 0x0203 QW3 Word2 0x0004 0x0204 wawa E Process output image Word Addresses MODBUS PLC 0x0200 QWO0 Word1 0x0201 QW1 Word2 0x0202 QW2 0x0203 AW3 Word 0x0204 QW4 fi 3 Pr
33. 0 0 15 10 115 254 0 254 15 255 0 255 15 Byte 0 1 2 8 5 eso 508 509 510 511 Word 0 T CP oce 254 255 DWord Oo fees 127 Table 5 22 Address range for the I O module data Fieldbus data address range Data width Address Bit 256 0 256 15 257 0 257 15 510 0 510 15 511 0 511 15 Byte 512 513 514 515 s 0 1020 1021 1022 1023 Word 256 257 0 510 511 DWord 128 00 us 255 Table 5 23 Address range for fieldbus data MODBUS Configuration 47 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC Address range for flags retain Data width Address Bit 0 0 0 15 1 0 TAS aes 4094 0 4094 15 4095 0 4095 15 Byte 0 1 2 S saa o rene 8188 8189 8190 8191 Word 0 4 0e 4094 4095 DWord N emm 2047 Table 5 24 Address range for flags Address calculation depending upon the word address Bit address Word address 0 to 15 Byte address 1 Byte 2 x Word address 2 Byte 2 x Word address 1 DWord address Lower section Word address even numbers 2 Upper section Word address uneven numbers 2 rounded off Example for input absolute addresses pex ops espe eel cerra eo o ears uia else e oup Lr o ona ns nae IDW7 The character X for single bits can be deleted Table 5 25 Example for input absolute addresses Example for output absolute addresses xs 2 85 6 6 7 e e roles orsa
34. 0 Typ REQ SET Q2 SET QI RANGE_SEL RANGE_SEL REQ REQO REG_REQ 1 NRDWR REG A5 REG M REG AS REG A2 REG Al REG AO Bit Description REG_REQ Access to the register structure is requested b5 b0 contain the address of the register l REG_AS A0 Register address 0 63 Typ REQ Request to change the maximum time without valid data SET Q2 Control Output Q2 0 Q2 off 1 Q2 on SET Q1 Control Output Q1 0 Q1 off 1 Q1 on RANGE SELREQI Selection of the integration time and the representation of measured frequency value l RANGE SEL REQO Selection of the integration time and the representation of measured frequency value STATUS Byte v bw b M 9 b w REG_AK 0 0 ST_GATE Typ ACK ST 2 ST QI RANGE_SEL RANGE_SEL ACK ACKO REG_ACK 1 0 REG AS REG M REG A3 REG A2 REG AT REG AO Bit Description REG ACK Acknowledgment to the register request b5 b0 contain the address of the register l REG_AS A0 Register address 0 63 ST GATE State of GATE input 0 enabled 1 disabled Typ ACK Acknowledgment Typ changed ST A2 State of output Q2 ST AI State of output Q1 RANGE SELACKI Acknowledgment to Range Selection Frequency values are valid RANGE SELACKO Acknowledgment to Range Selection Frequency values are valid 11 WAGO 1 O SYSTEM Counter 750 404 14 09 98 ELECT
35. 4 4 EN 61000 4 6 10 V m 80 AM Immunity to interference EN 50081 2 94 EN 55011 30 dBuV m 30 m 37 dBuV m Table 7 4 Electromagnetic compatibility 82 MODBUS General conditions WAGO 1 0 SYSTEM 15 12 99 ELECTRONIT IC Digital Inputs 24 V AC DC 120 V AC 230 V AC 48 V DC PN 750 400 415 eee AC noo Status Status Status Status Status Status n ec 12 n 90 n id bab ee Bn gt OOP B c dl etl n 12 T 2 n 12 12 Fe as 12 Wa H o 6 S n OG m DD B M H2 BE n5 24V gt 4 4 4 Hu w gt OO Co A 4 m i HMJI OO Li WV gt Jen Cy 3 gt power power RSS SRE jumper jumper m Es contacts contacts 3 Ala P 13 a N EV 4 E 14 bod 13 gt ee 3 PONE gt E waco 750 415 Jonly 750 410 11 750 402 O T U YG Technical description The supply is applied by a series connected termination to each I O
36. 468 487 488 20 07 98 WAGO i O SYSTEM ELECTRONIT IC The numerical format All analog values will be shown in a unit numerical format The resolution is 12 Bits The following table will explain the numerical format 750 467 468 The 3 LSBs are not taken into account Input voltage Binary value 0 10V Hex Dec Status gt 10 O111 1111 1111 1111 TE FF 32767 42 10 011111111111 1XXX 7FF8 32760 O 5 01000000 00000Xxx 4000 16384 0 2 5 001000000000 0Xxx 2000 8192 o0 1 25 0001 0000 0000 0Xxx 1000 4096 o0 0 0781 00000001 00000XxXxX 0100 256 O 0 0049 00000000 0001 oxxx 0010 16 0 0 0024 0000 00000000 1XXx 0008 8 0 0 0000 00000000 0xxx 0007 7 0 0 000000000000XXX o o O Analog Inputs 750 467 468 487 488 3 20 07 98 WAGO 1 O SYSTEM The numerical format for Siemens ELECTRONIT IC In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant Bits are reserved for diagnostic and status purposes 750 487 488 Input Binary value X without voltage meaning Hex Dec Status 0 10V F short circuit or F open circuit overflow XFU E E 0101 0000 0000 0 001 50 01 20481 42 0101 0000 0000 0 000 5
37. 50 00 20480 0 off 16 0100 0000 0000 0 000 40 00 16384 0 off 12 0011 0000 0000 0 000 30 00 12288 0 off 8 0010 0000 0000 0 000 20 00 8192 0 off 4 0078 0001 0000 0000 1 000 1008 4104 0 off 4 0001 0000 0000 0 000 1000 4096 0 off 011 1003 4099 0 on 3 5 0001 0000 0000 0 If you have questions about the formatting of this data please contact WAGO for I O System technical support Analog Inputs 750 465 466 486 20 07 98 WAGO i O SYSTEM ELECTRONIC 2 4 Channel Analog Inputs 0 10 V single ended PN 750 467 468 487 488 Status On A Status On Az M 12 Status On 1 gt 4 Status On 12 Status On I5 gt Status On 14 12 P i 2 a S J MC X 7 vis x 13 gt lt a ze common oA SSF MS ground i lurhundi Lk A common f 4 common A S TA ground a INS CIC hield shield 4a NI shield t scree tecen X screen Wi 750 468 Rb ic ju Technical Description This description is only intended for hardware version X X X 2 A 00 The serial number can be found on the right side of the module The input channels are single ended and they have a common ground potential The inputs are connected to I and M The shield is connected to S The connection is made automatically when snapped onto the DIN rai
38. 750 465 750 466 750 486 750 465 000 001 Status On gt Be Error p T 24V 24V gt ov a s ov BL A shield gt screen Technical Description This description is only intended for hardware version X X X 2 A 0 1 The serial number can be found on the right side of the module The input channels are single ended and they have a common ground potential The inputs are connected to I Via 24 V 0 V a sensor can be provided directly from the module Power connections are made automatically from module to module when snapped onto the DIN rail The shield is connected to S The connection is made automatically when snapped onto the DIN rail Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Inputs 750 465 466 486 1 20 07 98 WAGO i O SYSTEM Technical Data ELECTRONIC Configuration none optional via software parameter Wire connection Item Number 750 465 466 465 000 001 486 Number of channels 2 Nom
39. 812 814 750 815 816 Value Table 5 13 Baud rates controller The standard default setting is 9600 Baud 36 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E EI A parity bit can additionally be transmitted with each byte Data transfer faults can be recognised with the help of the parity bit A differentiation is made between parity checks for even parity odd parity and no parity 5 2 1 3 Error detection length of the character string For this the number of set bits 21 are counted in the transmitted data bytes For example during the transmission of the character string 1100 0101 the number of set bits is even namely 4 If the setting of an even parity bit is selected then in this case it is set to O so that the number of set bits still remains even Analog to this the odd parity bit 1 would be selected so that the number of set bits will be odd This type of error detection is assured for one error for several errors under certain circumstances this error detection may no longer be assured If the coupler recognises a parity error the frame is ignored and a new frame can only be received following a renewed Start of Frame If the slave receives faulty frames these will not be replied to The master detects this error in that after the preset time Time out no corresponding frame is received In the MODBUS coupler 750 812 a parity bit can be attached to each byte The data length selected can be 7 or
40. Before loading the programme the operating mode switch should be set to Stop or the cycle should be stopped with Online Stop Communication cable Order No 750 920 part of the programming tools IEC 1131 3 WAGO I O PRO manual English Order No 750 120 000 002 76 MODBUS Start up and diagnosis WAGO 1 O SYSTEM 15 12 99 E EJ The programme processing can be started in each position of the operating mode switch with Online Start and be stopped with Online Stop ATTENTION In case of Online Stop or when you set the operating mode switch from run to stop the outputs e g for motor contactors or valves which are still set remain set Switching off commands coming from the software e g via sensors are then ineffective because the program is not executed any more The change in operating mode is taking place internally at the end of the program cycle MODBUS Start up and diagnosis TI 15 12 99 WAGO 1 O SYSTEM a a 78 MODBUS Start up and diagnosis WAGO 1 0 SYSTEM 15 12 99 u A 7 General Conditions To ensure the good operation of the WAGO I O SYSTEM the following general conditions have to be fulfilled 7 1 Transport and storage conditions The following declarations concern I O modules which are transported and stored in the original package Conditions Allowed values Free fall lt 1im Temperature 40 C to 70 C Relative humidity 5
41. Divisions The Divisions describe the degree of probability of whatever type of dangerous situation occurring Here the following assignments apply Explosion endangered areas due to combustible gases fumes mist and dust Division 1 encompasses areas in which explosive atmospheres are to be expected occasionally gt 10 h 1000 h year as well as continuously and long term gt 1000 h year Division 2 encompasses areas in which explosive atmospheres can be expected rarely and short term 70 h 10 h year Ex 1 4 2 Explosion protection groups Electrical components for explosion endangered areas are subdivided in three danger categories Class I gases and fumes Group A Acetylene Group B Hydrogen Group C Ethylene Group D Methane Class II dust Group E Metal dust Group F Coal dust Group G Flour starch and cereal dust Class III fibers No sub groups we co WAGO I O SYSTEM 750 gA Modular l O System Application in Explosive Environments 7 Classifications meeting the NEC 500 Ex 1 4 3 Temperature classes Electrical components for explosive areas are differentiated by temperature classes Temperature classes Maximum surface temperature Ignition temperature of the combustible materials Tl 450 C gt 450 C T2 300 C gt 300 C lt 450 C T2A 280 C gt 280 C lt 300 C T2B 26
42. ELECTRONIC Item Number 750 506 Number of outputs 2 Current consumption internal 15 mA Nominal voltage 24V DC 15 20 Kind of load resistive inductive lamps Output current DC 0 5 A Diagnostics open circuit overload Current consumption internal 15 mA typ load Isolation 500 V system power supply Internal bit width 4 in 4 out Configuration without address or configuration adjustment Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of carrier rail The output bits control the state of the outputs Bit 3 Bit 2 Bit 1 Bit O function no function no function controls O2 controls O1 The input bits show the state of the outputs Bit 3 Bit 2 Bit 1 Bit O function diagnostics O2 diagnostics O2 diagnostics diagnostics O1 Ol output follows 0 0 0 0 output bit no load is i I connected short circuit l 0 1 D power supply 1 1 1 1 too low The diagnostic bits refer to a hysteresis If the voltage of the field side is higher than 11V in the falling circle they are switched on If the voltage is lower than 15 5 V in the growing circle they are switched off Digital Outputs 750 506 10 03 98 WAGO 1 O
43. Extended Functions No Watchdog r Load Firmware Fig 5 1 DIP switch arrangement on CPU printed circuit board coupler The following is a description of the coupler settings Here the term Frame is frequently used A Frame is a data transmission block MODBUS Configuration 25 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 5 1 1 1 Standard settings The coupler is supplied with the following standard settings Designation a Chapt pee fee core 1 Stop Bit See Time RTU mode EZH 1 1 5 Error Check a 5116 nl Watchdog switched on on 5 11 8 1 1 8 Firmware operation Table 5 1 Standard settings coupler 5 1 1 2 Baud rate setting The baud rate is set using DIP switches FR 1 to FR 3 Baud rate Baud rate 750 312 314 150 Bd off off off 300 Bd o off off 600 Bd off off 4800 Bd on off TIT ru Table 5 2 Baud rates coupler 750 315 316 E 5 The standard setting is 9600 Baud 26 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E EI A parity bit can additionally be transmitted with each byte Data transfer faults are detected with the help of the parity bit A differentiation is made between parity checks for even parity odd parity and no parity 5 1 1 3 Error detection length of the character string For this the number of set bits 21 are counted in the transmitted data bytes For example with the transmission o
44. IW255 f Inputs Outputs PLC functionality PII Process Input l Image PIO Process Output Image Fieldbus node with controller 750 812 750 814 750 815 750 816 Fig 5 9 Data exchange between I O modules and PLC functionality WAGO 1 O SYSTEM 45 MODBUS Configuration 15 12 99 ELECTRONI eiC 5 2 2 4 Address review MODBUS MODBUS addresses hex dec 0x000 Ops OxOFO 15 240 255 0x000 0 Ox0FO 15 240 255 0x200 Ox2F0 512 752 767 0x1000 0x100F 4096 4111 OxTFFO O0x1FFF 8176 8191 0x1000 0x100F Ox1FFO Ox1FFF 0x2000 Ox200F 8176 Ox2FFO OX2FFF PLC Programmable Logic Controller Fig 5 10 Address review controller WAGO 1 O SYSTEM 12272 12287 x depending on the number of connected analog I O modules Fieldbus node with controller 750 812 750 814 750 815 750 816 PII Process Input Image PIO Process Output Image 46 VO modules 750 Axx 6xx PLC Addresses IBO IWO IDO 96IX0 0 PII 1B511 IW255 1D127 IX255 15 IBO x IWO x IDO x IX0 x 0 IB31 x YIW15 x ID7 x IX15 x 15 Digital PII 6QBO QWO QDO QX0 0 PIO QB511 YQW255 QD127 QXK255 15 QB0 QWO QD0 QX0 0 PIO QB511 QW255 QD127 QX255 15 QB0 x VQWO x QDO0 x QX0 x 0 QB31 x QW15 x QD7 x QX15 x 15 Digital PIO 6 QBO x 76QWO x QD0 x QX0 x 0 QB31 x QW15 x Q
45. RTU Start of frame mes qv fosa Slave address oo oos 0B _ 0x30 ox42 0x30 0x33 Starting address high 0x00 0x00 00 0x30 0x30 Number of points high 0x00 0x00 00 0x30 0x30 OxA1 Endoffram Juss ox xa Table 5 36 Example enquiry Read Input Register ASCII Replay The register data of the answer is packed as 2 bytes per register The first byte has the higher value bits the second the lower values A reply to the above inquiry appears as follows ASCII Field name U Eam m Stetofframe t fosa Slave address oog oo8 o amp ox30 0x42 0x30 0x33 0x30 0x34 Data Hi Register 0 Ox3F Ox3F SF 0x33 0x46 Data Hi Register 1 0x00 0x00 00 0x30 0x30 Data Lo Register 1 0x30 0x30 X p End of frame t1 2 3 oxD OxA Table 5 37 Example reply Read Input Register The contents of register 0 are shown hexadecimal by two byte values Ox3F and OxFB or 16379 decimal The contents of register 1 are 0x00 and 0x00 or 0 decimal 60 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 ELECTRONI eiC 5 3 1 6 Force Single Coil Function code 0x05 With the aid of this function a single output bit is written This function can also be sent as a broadcast in which case the same bit is set in all slaves With coupler controller the number of I O points is limited to 256 Inquiry The required ON or OFF status is
46. Register Reply The reply register data is packed as 2 bytes per register The first byte contains the higher value bits the second the lower values A reply to the above inquiry appears as follows Field name Example RTU ASCII Start of frame o o fees fe Josa Slave address 0B foxos o amp 0x30 oxa2 0x30 0x33 Byte Count 0x30 0x34 Data Hi Register 0 0x3F 0x3F SF 0x33 0x46 Data Lo Register 0 OxFB OxFB FB 0x46 0x42 Data Hi Register 1 0x00 0x00 00 0x30 0x30 Data Lo Register 1 0x00 0x00 00 0x30 0x30 Error Check LRC CRC a a oe 0x42 0x34 0x61 End of frame ff tt tata oxD ox Table 5 35 Example reply Read Holding Register The contents of register 0 is displayed hexadecimal by two byte values Ox3F and OxFB or 16379 decimal The contents of register 1 are 0x00 and 0x00 or 0 decimal MODBUS Configuration 59 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC Function 5 3 1 5 Read Input Register Function code 0x04 This function serves to read a number of input words also input register Broadcast is not supported and the maximum number is limited to 128 registers in one frame Inquiry The inquiry determines the address of the start word start register and the number of the register to be read Addressing starts with 0 The Modicon address starts with 1 0x01 Example for an inquiry of the registers O and 1 ofslave 11 Field name
47. SYSTEM ELECTRONIC Digital Outputs Solid State Relay PN 750 509 Are Stat Stat Ot o0 40 OP O1 02 o2 iL 01 D 4 JL 230v gt 7 i L At power p m jumper COE contacts shield screen LL WAGO 750 509 Technical Description The power supply for the solid state relay module is connected by a series connected supply module for the respective operating voltage of 230 V Power connections are made automatically from module to module via the internal P J C s when snapped onto the DIN rail N Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The power supply of the control side is not made via the power jumper contacts but directly from the electronics The respective output contacts of the switching element are therefore always positioned at the field side One termination point of these contacts must be directly connected to the power supply For the digital outputs four conductor devices V OV signal ground are standard All digital outputs are short circuit protected In case of overloads a supply module with fuse 750 609 must be connected on the line side to protect the output
48. System technical support Analog Inputs 750 472 474 20 07 98 WAGO i O SYSTEM ELECTRONIT IC 2 Channel Analog Input 10 V 16 Bit single ended 750 476 0 10 V 16 Bit single ended 750 478 IF an lg Si function NEN function error I1 oO error I2 12 1 2 12 7 24v 24V 2v C ov 0v ov O O EH shield 606 shield shield Ce douca screen screen screen L i iL L U od Description Identification 2 Channel Analog Input 2 AI 10 V DC 10 V single ended 16 Bit s e 2 Channel Analog Input 2 AI 10 V DC 10 V single ended 16 Bit s e with status infomation within the data word S5 466 2 Channel Analog Input 2 AI 0 10 V DC 0 10 V single ended 16 Bit s e 750 478 000 200 2 Channel Analog Input 2 AI 0 10 V DC 0 10 V single ended j 16 Bit s e with status infomation within the data word 5 466 Analog Inputs 750 476 478 1 18 03 1999 WAGO i O SYSTEM ELECTRONI SiC Technical description This description is only intended for hardware and software version XXXX0401 The serial number can be found on the right side of the module The input channels are single ended and they have a common ground potential The inputs are connected to I and OV The shield is connected to S The connection is made automatically when s
49. The modules can work self supporting Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO 91 O SYSTEM except for the economy type Analog Outputs 750 556 1 10 03 98 WAGO i O SYSTEM Technical Data ELECTRONIC Item Number 750 556 Number of channels 2 Nominal voltage via system voltage DC DC converter Current consumption 65 mA internal Signal voltage 10 V Resistance gt 5 kQ Resolution 12 Bit Isolation 500 V System Power supply Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature 0C TESE Configuration none optional via software parameter Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Analog Outputs 750 556 10 03 98 WAGO s O SYSTEM ELECTRONIC The numerical format All analog values will be shown in a unit numerical format The resolution is 12 Bits and the 3 LSBs are ignored The following table will explain the numerical format Input voltage 10 V Bi
50. WD RUNNING 0 x 1007 Restart watchdog read WD RESTART write 0 x 1008 Simplified watchdog Read Stop write WD AC STOP SIMPLE Table 5 48 Watchdog Register pu Default value when switching voltage on co constant value ROM located pu co The watchdog is stopped if here the value OxAAAA is 0x0000 written first followed by 0x5555 The watchdog fault reaction is blocked A watchdog fault is reset and writing on the process data is possible again Current watchdog status 0x0000 at 0x0 Watchdog not active at Ox1 Watchdog active Writing Ox1 into the register starts the watchdog again The watchdog is stopped by writing the value 0x0000 0x0AA55 or 0X55AA as from V2 5 if it was already active The watchdog fault reaction is deactivated An existing watchdog fault is reset and it is possible to write in the watchdog register again c c c MODBUS Configuration 67 15 12 99 WAGO 1 O SYSTEM il EI In all registers the length is 1 i e with each access only one word can be written or read Examples Setting the watchdog for a time overrun of more than 1 s 1 Write 0x000A 21000 ms 100 ms in the register for time overrun 0x1000 2 Write 0x0010 220 in the coding mask register 0x1001 to start the watchdog 3 Use the function Force Single Coil to trigger the watchdog 4 Read the register of the minimum current trigger time and compare this with zero to check whether a time overr
51. be run into a secured status The watchdog is switched on via the NOWATCHDOG input Watchdog NOWATCHDOG Value Table 5 19 Watchdog controller Watchdog activated is the standard setting The watchdog selection is described is detail in chapter 5 3 2 40 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 a a 5 2 2 Data exchange between MODBUS master and controller The controller mainly comprises of PLC functionality as well the interface to the I O modules and to the MODBUS Data is exchanged between the PLC functionality I O modules and the MODBUS master This system operates with two different address formats a MODBUS master ee Oe Memory addresses I O modules 750 Axx 6xx Fieldbus node Fig 5 6 Data exchange between MODBUS master and controller 1 Data exchange between MODBUS master and I O modules hexadecimal or decimal display of the addresses x 2 Data exchange between the MODBUS master hexadecimal or decimal display of the address x and PLC functionality absolute addresses 3 Data exchange between I O modules and PLC functionality absolute addresses MODBUS Configuration 41 15 12 99 WAGO I O SYSTEM i a 5 2 2 1 Data exchange between MODBUS master and I O modules The data exchange between the MODBUS master and the I O modules is made by reading and writing in bits or bytes The controller handles four different types of process data
52. connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail 2 wire proximity switch current without load max 2 mA Digital Inputs 750 400 415 10 03 98 WAGO 1 O SYSTEM Item Number 750 Number of inputs Input filter Nominal voltage Signal voltage 0 Signal voltage 1 Input current internal Input current field side Isolation Internal bit width Configuration Operating temperature Wire connection Dimensions mm WxHxL Item Number 750 Number of inputs Input filter Conversion time Nominal voltage Signal voltage 0 Signal voltage 1 Input current internal Input current field side Isolation Internal bit width Configuration Operating temperature Wire connection Dimensions mm WxHxL 408 409 4 3 ms 0 2 ms 24V DC 15 20 ELECTRONIT IC 412 413 3 3 ms 48 V DC 15 20 15 V 30 V DC 6V 10 V DC 3 V 5V DC 34 V 60 V DC 10 mA max 5 mA max 3 5 mA typ 500 V system power supply 4 2 no address or configuration adjustment OG 155 CAGE CLAMP 0 08 to 2 5 mm 12 x 64 x 100 from upper edge of the carrier rail 500 V system power supply 414 4 0 2 ms 5V DC 0 0 8 V DC 2 4 V 5 V DC 5mA 50 uA typ 4 415 4 20 ms 24 V AC DC 15 20 3 45 V DC 0 5 V AC 11 30 V DC 10 27 V AC 10 mA 7 5 mA DC 7 6 9 5 mA A
53. controller 3 The higher ranking controls transmit data to the controller via the bus system e g the operating mode set point values or the current production program recipe The controller transmits local operating data to the higher ranking controls such as operating and control messages actual values counter readings etc The complete linking for actuator triggering is made in the controller in other words directly on site This permits a fieldbus independent reaction of the controls In the case of a fieldbus failure the control program can be independently further processed and the node put into a defined status MODBUS Introduction 7 15 12 99 WAGO 1 O SYSTEM ll EI 8 MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 E a 2 MODBUS Coupler Controller 2 1 Hardware Status Voltage supply Field side Electronic Supply Electronic Fieldbus connection Supply Field side Supply Field side WAGO O SYSTEM 750 312 Coding switch Field side Power jumper contacts Configuration and programming interface only for controller Fig 2 1 MODBUS coupler controller The illustration above applies both to the MODBUS coupler as well as for the MODBUS controller Each coupler controller comprises of two enclosure sections left enclosure for the electronics for bus connection and processing right a fixed installed power supply module as connection and distributio
54. current consumption 350 mA 580 mA max Power jumper contacts Blade spring contact EE Max current supply at intern 1 65A self cleaning Standard marker cards WAGO BR247 278 o Uo insulation 500 V system supply Operating temperature 0 55 C Dimensions in mm 51 x 65 x 100 from upper edge of DIN 35 rail Table 3 2 Technical data coupler 20 MODBUS Technische Daten WAGO 1 O SYSTEM 15 12 99 u a 3 3 Controller SYSTEM DATA Shielded Cu cable 2 4 x 0 25 mm 1 200 m depends on baud rate on the about 5 m 150 19 200 bauds 150 19 200 bauds 1 2 115 2 kbauds IEC 1131 3 programming Table 3 3 System data controller TECHNICAL DATA 750 812 750 814 750 815 750 816 Max number of I O modules 1 x D Sub 9 24 V DC 15 20 580 mA max slide contacts self cleaning self cleaning Standard marker cards WAGO BR247 278 NENNEN Uu insulation 500 V system supply Operating temperature 0 C 55 C Dimensions in mm 51 x 65 x 100 from upper edge of DIN 35 rail Table 3 4 Technical data controller MODBUS Technical data 21 15 12 99 WAGO 1 0 SYSTEM a a 22 MODBUS Technische Daten WAGO I O SYSTEM 15 12 99 i EI 4 MODBUS MODBUS is a master slave system The master is a superimposed control unit e g a PC or a PLC device The MODBUS coupler controller of
55. master Length Description word pu co Constant with zero 0x0000 pu co Constant with units Is 1 if declared as signed OxFFFF int or MAXVALUE if unsigned int pu co Constant value to test whether high and low 0x1234 bytes are changed over Intel Motorola format Should appear in the master as 0 x 1234 If 0 x 3412 appears the high and low byte must be changed over pu co Constant to see if all bits are present Is used OxAAAA together with register 0 x 2004 pu co Constant to see if all bits are present Is used 0x5555 together with register 0 x 2003 pu co Constant to check the arithmetic Ox7FFF pu co Constant to check the arithmetic 0x8000 pu co Constant to check the arithmetic Ox3FFF pu co Constant to check the arithmetic 0x4000 Register Designation address 0x2000 Zero GP ZERO Units GP ONES 1 2 3 4 GP_1234 id Maskt GP_AAAA 0x2004 Mask2 GP 5555 Largest positive number GP MAX POS 0x2006 Largest negative number GP MAX NEG 0x2007 Largest semi positive number GP HALF POS 0x2008 Largest semi negative number GP HALF NEG Table 5 51 General registers pu Default value when switching on voltage co constant 72 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E EI 6 Start Up and Diagnosis 6 1 Run up and error indications After the supply voltage connection the coupler controller checks all the functions of its components and the communication interface
56. modules The standard numerical assignment for Bus operation is from left to right starting with the LSB The positions of the different inputs in the configured station are via the user s choice A block type assembly is not necessary The Output module can be connected to all buscouplers of the WAGO I O SYSTEM Digital Outputs 750 509 1 10 03 98 WAGO i O SYSTEM ELECTRONIC Technical Data Item Number 750 509 Number of outputs 2 Current consumption internal 10 mA Switching voltage 0 V 230 V AC DC Switched current 300 mA AC max Speed of operation Volume resistance 1 65 ms typ 5 ms max 2 Q typ 3 2 O max 0 5 A 20 s 1 5 A 0 1 s gt 380 V suppressor diode Impulse current Overvoltage protection Isolation 1 5 kV system power supply Internal bit width 2 Configuration without address or configuration adjustment Operating temperature Q C 55 C CAGE CLAMP 0 08 to 2 5mm Wire connection 12 x 64 x 100 from upper edge of the carrier rail Dimensions mm WxHxL Digital Outputs 750 509 2 10 03 98 WAGO i O SYSTEM ELECTRONIT IC Pulsewidth Module PN 750 511 Status 4 02 Status 01 gt D 02 o gt 4 VIE T hl w gt power jumper contacts 24V gt mmm lt eA NAE 4 shield screen
57. no icis els lee 2 f ri so sat QDW2 upper section QDW3 lower section The character X for single bits can be deleted Table 5 26 Example for output absolute addresses Example for flag absolute addresses sewer oj ele f4 sls v s oes re ns ea s des a e els se e e e ars in MB22 MB23 MB24 MB25 MW11 MW12 MDWS5 upper section MDWE lower section The character X for single bits can be deleted Table 5 27 Example for flag absolute addresses 48 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E EI 5 2 4 Addressing the I O modules The arrangement of the I O modules in a node is optional Addressing of the I O modules relates to the attendant controller Addressing is organised word for word and starts both for inputs as well as outputs with word address 0 The I O module addressing corresponds to the arrangement order behind the controller Addressing starts with the I O module which occupy one or more words per channel The I O module addresses which occupy one or two bits per channel then follow For the number of input and output bits or bytes please refer to the corresponding I O module data sheets Addressing of the I O modules which occupy one or two bits per channel is also made word for word 16 inputs or outputs each are arranged in one word If less channels are available the remaining bits of the word remain free or are reserved for extensions e If anode is exte
58. of the applied signal The calculation and process image update are initiated every 1 every 4 or every 16 rising edge depending on the integration time selected via the CONTROL byte The first detection of a rising edge starts the cyclic period measurement and cannot provide a valid frequency value In this case the module will send OxFFFFFFFFy for input information The same input value is returned when a static high or static low signal is applied to the CLOCK input If there are no signal changes seen at the CLOCK input the module can be forced to update the process image after defined parameterizable time spans In this state the module will send the non valid value OxXFFFFFFFFqg too The following figures illustrate a process data cycle INPUT FREQ DATA VALID PROCESS DATA OxFFFFFFFF wY Y D0 D3 D0 D3 D0 D3 Input Data T Vf current period T Maximum data hold time parameterizable Figure 2 Timing diagram for process data update sequence integration time 1 period INPUT FREQ DATA VALID D0 D3 Input Data T I f current period T Maximum data hold time parameterizable Figure 3 Timing diagram for process data update sequence integration time 4 periods Counter Module 750 404 10 20 07 98 WAGOJI OJSYSTEM Counter 750 404 14 09 98 ELECTRONIT IC Structure of CONTROL and STATUS byte CONTROL Byte v b b HM HW bi b REG_REQ 0 0
59. provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting The PT100 module can be connected to all buscouplers of the WAGO O sSYSTEM except for the economy type Input for PT100 750 461 481 1 17 08 98 WAGO i O SYSTEM Technical Data ELECTRONIT IC Item Number 750 461 481 461 000 002 461 000 003 Number of inputs 2 Input current internal 65 mA Voltage supply via system voltage Sensor types PT100 PT 200 PT 500 PT1000 N1100 Ni120 Ni1000 Wire connection 2 conductor 3 conductor presetting Temperature range PT 200 C 850 C Ni 60 C 250 C Resolution 0 1 C over the whole area Isolation DC DC Measuring current 0 5mA type Bit width per channel 16 bits data 8 bits control status Configuration none optional via software parameter 0 C 55 C Operating temperature Wire connection Dimensions mm WxHxL Presetting CAGE CLAMP 0 08 to 2 5mm 12 x 64 x 100 from upper edge of the carrier rail 3 conductor PT100 400V system power supply The function module 750 461 allows the direct connection of PT or Ni resistance sensors The module is suitable for 2 or 3 wire RTDs Connection is made according to the above wiring diagram
60. seseseseseseseseseseses 53 5 3 1 1 Use of the MODBUS TUTOUODS pncsusseandaresvsneassushtanncsuvadarsonmaacenvszonsdsetseoeinsaes 54 S312 Read OVI co Cr 23 5 3 1 3 R ad Input NIE E 57 ANNE BE C nsleheinimi uie e C a 39 5 3 1 5 Re d Input REgISt t ET Cm 60 5 3 0 ORCS Single Coil sererken ecen bat mu E EES rS EE EES 61 SS NNEM end us T T aii iins 62 5 3 1 8 Fetch Comm Event Counter uice qe toe bet idi edet hia aiii 63 5 3 1 9 Gree dubiis Colls c 64 5 3 1 10 Preset Multiple 3S GHISIDUS co ioo PED bro oet ta tom tubes lon iiu istos rmdsqqd 65 5 3 2 Watchdog Fieldbus failure oos peret pd EH Mb nm T MER ori 66 5 3 3 Lonfreuratton FUNGON eei son ces tura boi tb vBSEO ru hu ende dre tesM iecit 70 MT MEUS HET EERE S 71 5 3 5 General See Decent Aa enun editt erba 72 6 Start up and Diagnosis ssc ccccssedecsseccsscascescesessescoveceessesaseececsccesseece 73 6 1 Run up and error indications eere e eere eee eese eren eee ee enne neon 73 6 2 MODBUS LED o5dscsp Eri TDERE CH ERER EIER DER ENCODED IPSEQUE EM QUEM essais 75 6 3 Starting up the controller with WAGO I O PRO eee 76 viii MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 a a 7 General Conditions ssseseccsssoececessooeccesssococcesssscoeessssoeseesssose 79 7 1 Transport and storage conditions ssosssssooesssoosessooesesosecesssoossssoo
61. the rail after installing The coupler controller must be fixed on the carrier rail with the lateral orange coloured locking disk The coupler controller is removed by releasing the locking disk and pulling the release lug which is also orange coloured To fix the coupler controller apply pressure on the upper groove of the locking disk using a screwdriver To remove the coupler controllers release the locking disk by pressing on the bottom groove Fig 1 2 Coupler controller locking disk It is also possible to release an individual I O module from the unit by pulling an unlocking lug Fig 1 3 Releasing a I O module N Please note that in this manner the power supply to the field level and the data transfer is interrupted Ensure that an interruption of the PE will not result in a condition which could endanger a person or equipment MODBUS Introduction 3 15 12 99 WAGO O SYSTEM lil EI Conductors with a cross section of from 0 08 to 2 5 mn can be connected using a CAGE CLAMP to achieve a vibration resistant fast and maintenance free connection To actuate the CAGE CLAMP enter a screw driver or an actuation tool in the opening below the connection Following this enter the conductor in the corresponding opening the conductor is Fig 1 4 Inserting conductor end clamped securely with the removal of the actuation tool The clamping force is automatically adapted to the cross section The f
62. to the diagnosis functions via the following register too Register Access Length Description address LedErrCode read See LED description error code x0000 LedErrArg read See LED description error code 0x000 Table 6 3 Register for diagnosis functions pu standard value in case of voltage connection MODBUS Start up and diagnosis 75 15 12 99 WAGO 1 O SYSTEM a a Function 6 3 Starting up the controller with WAGO I O PRO The starting up takes place via a PC The WAGO communication cable is used to establish the connection between PC interface COMx and controller The communication parameter for data exchange between controller and PC have to correspond The following parameter are set in the controller e Baudrate 19200 bauds e Stop bits 1 e Parity even These parameter are set in WAGO I O PRO in the window communication parameter Behind the flap Mode switch trun Stop ae Reset ushing down poate firmware p g 907 Er JO gt lt Seas le 5 Fig 6 4 PC and controller operating mode switch The WAGO I O PRO specific test and starting up functions are explained in the corresponding manual All the following functions marked with Online will be carried out via PC with WAGO I O PRO Before you log in the station address switch must be set to 00 The modified address will be taken over for the controller when you reconnect the supply voltage
63. voltage supply and fusing See data on the fuse holder Further Information Proof of certification is available on request Also take note of the information given on the module technical information sheet WAGO I O SYSTEM 750 li Modular I O System WAGE INNOVATIVE CONNECTIONS WAGO Kontakttechnik GmbH Postfach 2880 D 32385 Minden Hansastrake 27 D 32423 Minden Phone 05 71 8 87 0 Fax 05 71 8 87 1 69 E Mail info wago com Internet http www wago com
64. without loosing data The 16 byte output buffer provides for faster transmission of larger data strings The data transmission takes place at 9600 baud default value 1 startbit 8 databits and 1 stopbit will be transmitted No parity is available The drivers are high ohmic The control of data is made by the user software The TTY Interface is passive in sending and receiving thus having no current sources For data conversion an active partner is needed or an additional current source has to be connected current source current source In receiver with current source 7 120mA VN NT oe V3 um transmitter with current source transmitter transmitter WW N 3 i P E l7 lf j i 750 651 wot EE G ou nu point to point connection point to point connection with passive bus connection with a current source with active partners partners and additional current sources and a passive module RS232 TTY RS485 750 650 651 653 4 13 05 98 WAGO 1 O SYSTEM FUNCTION ELECTRONIT IC Description of RS 485 The interface module is designed to operate with all WAGO I O fieldbus couplers The serial interface module allows the connection of RS485 or RS488 Interface devices to the WAGO I O SYSTEM The RS485 RS488 Interface module can provide gateways within
65. 0 C gt 260 C lt 280 C T2C 230 C gt 230 C lt 260 C T2D 215 C gt 215 C lt 230 C T3 200 C gt 200 C lt 215 C T3A 180 C gt 180 C x 200 C T3B 165 C gt 165 C lt 180 C T3C 160 C gt 160 C lt 165 C T4 135 C gt 135 C lt 160 C T4A 120 C gt 120 C lt 135 C T5 100 C gt 100 C lt 120 C T6 85 C gt 85 C lt 100 C WAGO I O SYSTEM Modular l O System 750 waca 8 Application in Explosive Environments Identification Ex 1 5 Identification Ex 1 5 1 For Europe According to CENELEC and IEC Explosion protection group Unit category Community symbol for explosion protected electrical components Ne KEMA MATEX 024 X Pa EEx nA Il T4 Temperature class Approval body and or number of the examination certificate Explosion protection group E conforming with European standards Ex explosion protected component n Type of ignition Extended identification MN d Ie ITEM NO 750 400 co AH Css 5 WA pa 2DI 24V DC 3 0ms q t D 32423 Minden 0 08 2 5mm ts oRE li SEHE T ELI QV QAMV DN gt o Ali ae dB Eggs 1 SW hu Di2 T S oll N NI T o 8 Y x a y N ala 1 5o ide PATENTS PENDING c Soe 7 N amp KEMA 01ATEX1024 X 8 E s EEx nA Il T4 ii lt P E JHE TE i o68 TT ii
66. 0 f Pa CID p 0x0001 0x0201 f 0x0006 0x0007 oxooos j Read Coil Status 0x01 exo I Read Input Status 0x02 MODBUS addresses 0x0200 0x0201 only from version 2 5 Fig 5 14 Review of MODBUS functions e g with coupler It is to be recommended to access the analog signals with register functions D and binary signals with coil functions If access is also required to reading and writing binary signals with register functions the addresses are displayed as soon as a further analog modules are fitted WAGO I O SYSTEM 54 MODBUS Configuration 15 12 99 Function E a This function reads the status of the input and output bits coils in slave whereby broadcast is not supported With coupler controller the number of I O points is limited to 256 5 3 1 2 Read Coil Status function code 0x01 Inquiry The Inquiry determines the starting address and the number of bits to be read The first point is addressed with 0 With Modicon the addressing starts with 1 0x01 The following table shows an example for an inquiry with which the bits O to 7 of the slaves 11 are to be read Startofframe fees v osa Stave address oos ox 0B _ 0x30 0x42 Starting address high 0x00 0x00 00 0x30 0x30 Starting address low Number of points high 0x00 0
67. 0 00 20480 0 0011 0000 0000 0 000 30 00 1288 O0 Ls E 0010 0000 0000 0 000 20 00 8192 0 p E 0001 1000 0000 0 000 18 00 6144 0 0 0049 0001 0000 0000 1 000 10 08 4104 0 DC 0001 0000 0000 0 000 10 00 4096 0 If you have questions about the formatting of this data please contact WAGO for I O System technical support Analog Inputs 750 467 468 487 488 20 07 98 WAGO 1 O SYSTEM ELECTRONIC 2 Channel Analog Input 0 20mA 4 20mA single ended PN 750 472 750 472 000 200 750 474 750 474 000 200 y Tam A Function Error p n 24V C lt lt Function MN cC ov shield gt screen Technical description ov C lt 4 shield screen This description is only intended for hardware and software version X X X X 0 2 0 2 The serial number can be found on the right side of the module The input channels are single ended and they have a common ground potential The inputs are connected to I Via 24 V 0 V a sensor can be provided directly from the module Power connections are made automatically from module to module when snapped onto the DIN rail The shield is connected to S The connection is made automatically when snapped onto the DIN rail Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module w
68. 0 0000 0000 0XXX 0000 7 0 off 0 35 4 00000000 00000000 0 0 0 off 0 0 3 5 00000000 00000000 0 0 41 onm Analog Inputs 750 465 466 486 20 07 98 WAGO 1 O SYSTEM ELECTRONIT IC The numerical format for Siemens In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant Bits are reserved for diagnostic and status purposes 750 465 000 001 Input Binary value Ix without meaning current F short circuit or Hex Dec Status LED 0 20mA F open circuit overflow X FU gt 20 5 0100 0000 0000 0 001 4001 16385 42 on 20 0100 0000 0000 0 000 4000 16384 0 off 10 0010 0000 0000 0 000 2000 8192 0 off 5 0001 0000 0000 0 000 1000 4096 0 off DES 0000 1000 0000 0 000 0800 2048 0 off 1 25 0000 0100 0000 0 000 0400 1024 0 off 0 625 0000 0010 0000 0 000 0200 512 0 off 0 0976 0000 0000 0000 1 000 0008 8 0 off off Analog Inputs 750 465 466 486 20 07 98 0 0000 0000 0000 0 000 oo00 0 0 WAGO i O SYSTEM 750 466 000 200 or 750 486 ELECTRONIC Input Binary value X without meaning current F short circuit or LED 4 20mA F open circuit overflow XF 220 5 0101 0000 0000 0 001 40 01 16385 42 on 20 0101 0000 0000 0 000
69. 00 4008 16392 0 0100000000000 000 4000 16384 2 5 0011000000001 000 3008 12296 ES 0010000000000 000 2000 8192 7 5 0001 0000 00000 000 1000 4096 10 0000000000001 000 0000 8 lt 10 0000 0000 00000 001 0001 1 If you hve questions about the formatting of this data please contact WAGO for the I O System technical support Analog Inputs 750 456 4 20 07 98 WAGO i O SYSTEM ELECTRONIT IC Input for PT 100 PN 750 461 750 461 000 002 750 461 000 003 750 481 jC 4 Status On Status On gt 25 B x lt lt Error 4 shield screen Technical description This description is only intended for hardware version X X X X3A02 The serial number can be found on the right side of the module The described configuration is PT 100 The following description is preliminary and is applicable only to the factory configuration The inputs are connected to I and I The shield is connected to S The connection is made automatically when snapped onto the DIN rail 4 Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules These I O modules are not
70. 00 003 is explained Temperature Voltage Voltage Binary Value C Ohm Ohm Hex Dec gt 400 850 390 481 1384 998 0010 0001 00110100 2134 8500 100 138 506 1099 299 0000 0011 1110 1000 03E8 1000 25 5 109 929 1000 391 0000 0000 1111 1111 OOFF 255 0 1 100 039 1000 0000 0000 0000 0001 0001 1 0 100 999 619 0000000000000000 0000 0 0 1 99 970 901 929 1111 1111 1111 1111 FFFF 1 25 5 90 389 184 936 1111 1111 00000001 FFOL 255 200 18 192 1111 10000011 0000 F830 ood E 1000 0000 0000 0000 8000 E Table 1 Input for PT100 750 461 481 3 17 08 98 WAGO 1 O SYSTEM ELECTRONIC The numerical format for 750 461 000 002 All temperature values will be shown in a unit numerical format Each bit corresponds to 0 1 C The following table will explain the numerical format for 750 461 000 002 Voltage Binary value Ohm T 10 0000 0000 0110 0100 aded m a 0000 0011 1110 1000 0358 1000 200 0000 0111 1101 0000 07D0 2000 300 0000 1011 1011 1000 0B B8 3000 400 0000 1111 1010 0000 OF AO 4000 500 0001 0011 1000 1000 1388 5000 1000 0010 0111 0001 0000 IESU 10000 1200 0010 1110 1110 0000 2E EO 12000 Input for PT100 750 461 481 4 17 08 98 WAGO i O SYSTEM ELECTRONIC The nu
71. 000000 000 0x2000 8192 0x00 off 1 25 0001000000000 000 Ox1000 4096 0x00 off 0 0781 0000000100000 000 OxOI00 256 OxO0 off 0 049 0000000000010 O00 OxOOIO 16 OxOO off 0 024 0000000000001 000 OxOO08 8 OxOO off 0 0000000000000 O00 OxO000 of OxOO off X without meaning E short circuit or open circuit O overflow Analog Inputs 750 476 478 B 18 03 1999 WAGO i O SYSTEM ELECTRONIT IC Status byte Structure of the status byte Eo Sac aes aes a a eee meaning 0 ERROR res res res res Overrange Underrange e ERROR error at the input channel e Overrange exceed the allowable measuring range e Underrange fall below the allowable measuring range Analog Inputs 750 476 478 6 18 03 1999 WAGO i O 2SYSTEM ELECTRONIT IC 2 Channel Analog Outputs 0 10 V PN 750 550 750 580 Sa Status O1 gt Status 4 02 e B oe D 01 0 LJ i 02 01 gt JA common ground BE J gt Ole shield screen Wi 750 550 US q Technical Description This description is only intended for hardware version X X X 2 A 0 1 The serial number can be found on the right side of the module The output signal of 750 550 551 is a 0 10 V signal Sensors may be connected
72. 13 05 98 WAGO i O SYSTEM FUNCTION ELECTRONIT IC Description of RS 232 The interface module is designed to operate with all WAGO I O fieldbus couplers The serial interface module allows the connection of RS 232 Interface devices to the WAGO I O SYSTEM The RS 232 Interface module can provide gateways within the fieldbus protocol This allows serial equipment such as printers barcode readers and links to local operator interfaces to communicate directly by the fieldbus protocol with the PLC or PC Master This module supports no higher level of protocol Communication is made completely transparent to the fieldbus allowing flexibility in further applications of the serial interface module The communication protocols are configured at the Master PLC or PC The 128 byte input buffer provides for high rates of data transmission When using lower rates of transmission speed you can collect the received data with less priority without loosing data The 16 byte output buffer provides for faster transmission of larger data strings The data transmission takes place at 9 600 baud default value 1 startbit 8 databits and 1 stopbit will be transmitted No parity is available The user controls data via the RTS and CTS signals These signals are generated in the module depending on the loading status of the buffers These controls can be deactivated by means of an external jumper RTS and CTS are to be connected For testing purposes th
73. 750 404 000 002 This description is only intended for hardware version X X X X000 1 The serial number can be found on the right side of the module The counter begins processing with pulses at the CLOCK input The changes from 0 V to 24 V are counted The counter counts up if the input U D is set at 24 V With an open circuit input or 0 V the counter counts backwards The two bottom contacts each include another output These outputs are activated through bits in the control byte The counter module is able to run with all WAGO I Ov9S YSTEM bus couplers except for the economy type Counter Module 750 404 6 20 07 98 WAGO JI OJSYSTEM ELECTRONIT IC Organization of the in and output data The counter begins processing with pulses at the CLOCK input for a special time span The time span is predefined as 10 s The state of the counter is stored in the processs image until the next period After the recording the counting starts again at 0 The activation of the counting and the synchronisation with the SPS is made by a handshake in the control and status byte The end of thre counting period and thus the new process data is signaled by a toggel bit in the status byte The control byte has the following bits Control Byte Bit 7 Bit6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0 0 start of the 0 Output value at Output value at 0 0 periodic output O2 output O1 counting The status byte has th
74. 8 bit In addition it is possible to add 1 to 3 stop bits Byte Frame Data length Stop Bits DATALENGTH BYTEFRAME Value Value Table 5 14 Byte Frame Controller The standard setting is no parity 8 bit data length and 1 stop bit This setting is ignored when transferring data in RTU mode as the format of this mode is set to 8 bit MODBUS Configuration 37 15 12 99 WAGO 1 O SYSTEM il a 5 2 1 4 End of Frame Time The end of frame time is the pause time following a frame which is required to switch over the repeater in slave This time must permit gaps during a frame without resulting in a faulty detection of the end of frame time The setting of the end of frame time is made with the input ENDOFFRAMETIME ENDOFFRAMETIME Value End of Frame Time mo J a EN X o Sy X PSS Table 5 15 End of Frame Time Controller The standard setting is 3 x frame time 5 2 1 5 ASCII RTU mode MODBUS permits two different transmission modes ASCII mode Each byte 8 Bit is sent as 2 ASCII characters Advantage Displayable characters are transmitted The gaps between characters need not be observed provided they do not exceed 1 second RTU mode Each byte 8 Bit comprises of two 4 bit hexadecimal characters Advantage As only 1 character has to be transmitted for each byte a higher data throughput is achieved in comparison to the ASCII mode The setting is made using input ASCIIRTU
75. 96 to 95 96 without condensation Table 7 1 Transport and storage conditions 7 2 Climatic conditions The modules of the WAGO I O SYSTEM must not be used without taking suitable actions under heavy conditions e g very dusty rooms corroding atmosphere or gases in places with a high concentration of ionisation Working temperature 0 C to 55 C Relative humidity in operation 5 96 to 95 without condensation Mounting Horizontal if possible for a better ventilation Resistance to harmful substances Tested in accordance with IEC 68 2 42 IEC 68 2 43 MODBUS General conditions 79 15 12 99 WAGO 1 O SYSTEM u A 7 3 Mechanical conditions given as sinusoidal oscillations Hosts o lt f lt 57 Moses 8 0 0375 mm amplitude mm 0 0375 mm amplitude 0 075 mm amplitude 075 mm 0 075 mm amplitude 57 lt f lt 150 0 5g 1g constant acceleration constant acceleration Table 7 2 Frequency range For stronger impulses and oscillations the acceleration and the amplitude should be reduced by suitable actions The following table shows the kind of test for the mechanical conditions Oscillations Test for oscillations Type of oscillation acc to IEC 68 part 2 6 Sweep with a rate of change of 1 octave minute 10 Hz lt f lt 57 Hz constant amplitude 0 075mm 57 Hz f lt 150 Hz constant acceleration 1 g Period of oscillation 10 Sweep per axe in each of the vertical 3 axes Impulse
76. C 500V system power supply 50 V channel channel 4 no address or configuration adjustment 0C SSE CAGE CLAMP 0 08 to 2 5 mm 12 x 64 x 100 from upper edge of the carrier rail Digital Inputs 750 400 415 3 10 03 98 WAGO 1 O SYSTEM gt amp ELECTRONIC Counter modules PN 750 404 750 404 000 001 750 404 000 002 750 404 000 003 750 404 000 004 Up Down Counter 100 kHz 750 404 10m C Status UD gt e e lt 4 Status CLOCK Status 01 gt 9 Status o2 VIR CIK Clock UD gt XT lt q lt VS u 24V I d A 7 OU C LI A N power jumper gt contacts PAM Oo lt 4 02 B v ae ne BOOT A e A 79 i A Technical Description Attention The description that is in the I O ring binder data pages 88 530 013 600 dated 7 96 is not correct The bottom contacts are additional outputs Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The described configuration is count
77. C 0 230 V AC DC 24 V DC 15 20 Current via contacts max 10 A Operating temperature 0 C 455 C Wire connection CAGE CLAMP 0 08 to 2 5 mm Dimensions mm Wx Hx L 12 x 64 x 100 from the upper edge of the carrier rail internal current 750 613 max 2 A Item Number 750 601 609 615 Voltage 24 V DC 230 V AC 120 V AC Current via contacts max 6 3 A Fuse 5 x 20 6 3 A Operating temperature AG oa Se OB AE Wire connection CAGE CLAMP 0 08 to 2 5 mm Dimensions mm W x Hx L 12 x 64 x 100 from the upper edge of the carrier rail Item Number 750 610 611 Number of inputs 2 Current consumption 5mA Internal bitwidth n Voltage 24 V DC 1230 V AC Current via contacts max 6 3 A Fuse 5 x 20 6 3 A Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5 mm Dimensions mm W x H x L 12 x 64 x 100 from the upper edge of the carrier rail Supply modules 750 601 602 609 615 610 611 613 2 10 03 98 WAGO s O SYSTEM Binary spacer module PN 750 622 750 622 HK at Number of inputs or outputs Inputs or Outputs Technical description nda SUP SVS SVS SUS SVS BUS SY ELECTRONIC The binary spacer module reserves bit addresses in the WAGO buscoupler The number
78. D7 x QX15 x 15 Digital PIO QB512 QW256 QD128 QX256 0 PLC PIO QB1023 QW511 QD255 QX511 1 QB512 QW256 QD128 QX256 0 PLC PIO QB1023 QW511 QD255 QX511 15 1B512 IW256 61D128 61X256 0 PLC PII 1B1023 IW511 61D255 1X511 15 261B512 61W256 1D128 61X256 0 PLC PII 1B1023 61W511 ID255 1X511 15 1B512 IW256 1D128 61X256 0 PLC PII 1B1023 IW511 ID255 1X511 15 IB512 61W256 1D128 61X256 0 PLC PII 1B1023 IW511 ID255 1X511 15 Al Analog Inputs DI Digital Inputs PLC functionality 2 AO Analog Output DO Digital Outputs MODBUS Configuration 15 12 99 ELECTRONI eiC 5 2 3 Absolute addresses for inputs outputs and flags The direct display of individual memory cells absolute addresses in accordance with IEC 1131 3 is made using special character strings in accordance with the following table Position 1 2 4 Character 926 x Starts absolute address Po Input Output Flag Single bit Byte 8 Bits Word 16 Bits Double word 32 Bits Address Data width The character X for bits can be deleted Table 5 21 Absolute addresses Funktion Enter the absolute address character strings without blanks Address range for I O module data Data width Address Bit 0
79. FO REVISION Series code INFO SERIES Item number INFO ITEM Major sub item code INFO MAJOR Minor sub item code INFO MINOR Description INFO DESCRIPTION Description INFO TIME Description INFO DATE Description INFO LOADER INFO Table 5 50 Firmware information MODBUS Configuration o 99 Po o Description Firmware version 256 major minor e g V2 5 0x0205 WAGO series number 750 for WAGO I O System WAGO order number 312 314 315 316 for coupler 812 814 815 816 for controller Extended WAGO order number Is used for special firmware versions or settings OxFFFF for coupler controller Extended WAGO order number Is used for special firmware versions or settings OxFFFF for coupler controller Brief description for this coupler controller max 255 characters If not available the value OxFF appears Details of the manufacture time of the firmware version max 31 characters If not available the value OxFF appears Details of manufacture date of the firmware version max 31 characters If not available the value OxFF appears Details of the company and user of the firmware programming unit max 63 characters If not available the value OxFF appears pu Default value when switching voltage on co Constant WAGO 1 O SYSTEM ELECTRONI eiC 5 3 5 General registers The constants saved here can be used to test the communication with the
80. ION Only switch over the DIP switch P8 to update the firmware Switching over during operation may lead to a malfunction Table 5 9 Update firmware coupler The standard setting is normal operation 30 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E EJ 5 1 2 Data exchange between MODBUS master and I O modules The data exchange between the MODBUS master sand coupler is made by bit or byte reading and writing In the coupler are 4 different types of process data e Input words e Output words e Input bits e Output bits The addresses of the data words in the process illustration of the inputs and outputs are shown in the next illustration AME MODBUS master 0x20F 512 527 OxOFO Ox2FO OxOFF Ox2FF 240 255 752 767 Analog Digital Analog Digital Inputs Inputs Outputs Outputs I O modules e Image H PIO Process Output 1 Fieldbus node with coupler 750 312 750 314 750 315 750 316 i Image Fig 5 2 Data exchange between MODBUS master and I O modules MODBUS Configuration 31 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC Access word for word to the digital input and output modules is made in accordance with the following table Digital inputs 8 7 6 5 4 3 2 1 16 15 14 13 12 11 10 9 outputs Process data word Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit
81. M ELECTRONIT IC Structure of the in and output data for ModBus The module is a combined input and output module with 2 x 16 bit input and output data Outputs Word DO bit 0 15 D1 bit16 31 Inputs Word DO bit 0 15 D1 bit16 31 Description Output byteO Output byte2 Input byteO Input byte2 Control byte Output bytel Description Status byte Input bytel The RS232 module is also available with a data format of 5 bytes item no 750 650 000 001 Outputs Word DO bit 0 15 D1 bit16 31 D2 bit32 47 Inputs Word DO bit 0 15 D1 bit16 31 D2 bit32 47 RS232 TTY RS485 750 650 651 653 13 05 98 Description Control byte Output bytel Output byte3 Description Status byte Input bytel Input byte3 Output byteO Output byte2 Output byte4 Input byteO Input byte2 Input byte4 14 WAGO 1 O SYSTEM ELECTRONIT IC Data exchange module PN 750 654 i l Status voltage TD Gc 4 RD TxD ee x v i TxD TxD DET D a x F OL on RxD gt RxD common ground QU wal ou shield screen ts BOL Technical Description This technical descr
82. MODE Value Table 5 16 ASCII RTU mode controller Mode The standard setting is RTU mode 38 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 5 2 1 6 Error Check A check sum CRC is calculated from the frame to be transmitted in the sender higher ranking controls This check sum is transmitted in the frame to the receiver controller Once the error check is activated this check sum is compared with the check sum calculated in the coupler on the basis of the same instruction An error is signalled by a red LED CRC The setting is made via the input ERRORCHECKING ERRORCHECKING Value ignored FALSE being processed TRUE Table 5 17 Error Check controller Error Check Error Check activated is the standard setting 5 2 1 7 Extended Functions The registers for further internal diagnostic possibilities extended functions in the address space of the coupler are not yet available For this reason set the attendant input EXTENDEDFUNCTIONS to FALSE Extended EXTENDEDFUNCTIONS Functions Value Table 5 18 Extended functions controller In the standard setting other diagnosis possibilities are switched off MODBUS Configuration 39 15 12 99 WAGO 1 O SYSTEM il a 5 2 1 8 Watchdog The watchdog serves for monitoring the data transfer between the higher ranking controls and the controller If no communication occurs after a preset time the controller can
83. RONIC Structure of Input and Output data The input data contain the CLOCK frequency as a binary value The representation depends on the RANGE_SEL bits in the CONTROL byte Even the method of measuring is selected via these bits The following table illustrates the different modes RANGE SELI RANGE_SELO Method of measurement Representation of measuring value Integration over 1 period Frequency in Hz Integration over 4 periods Frequency in i Hz Integration over 16 periods Frequency in Hz Integration over 16 periods Frequency in Hz Attention When a new frequency range is requested the application has to wait for valid data until the RANGE SEL ACK bits contain the new frequency range The maximum delay can be calculated using the following formula T 225 number of periods to be integrated Dmax actual frequency If the gate is enabled the input data contains the last valid frequency value In this state the application cannot request a new range The valid frequency range stretches from 0 1 Hz 100p up to 10 kHz 100000p To recognize static CLOCK signals a watchdog timer is implemented The default value for the timer is 10s The timer resets on every Power On The application is able to change the watchdog time during operation by using the CONTROL byte This can be initiated by writing the corresponding value into the output bytes OUTPUT DATA 1 and OUTPUT DATA 0 before setting the Typ REQ bit in the CON
84. T SET The counter module will be preset to a count value with a rising edge EN LATEXT O The external latch input is deactivated 1 The module will latch in the counter data on the first rising edge Other changes have no effect EN LACT O Latching data with the Index pulse is deactivated 1 The Index pulse will latch in the counter data on the first rising edge Other changes have no effect The status byte contains the information as listed below status Byte Configuration Bit7 Bit6 Bit5 Bit4 Bit 3 Bit 2 Bit 1 Bit O 0 x x OVERFLOW UNDERFLOW CNTSET_ACC LATEXT_ LATC_ VAL VAL 0 X X Counter Counter Counter Set External Latched Overflow Underflow Acknowledge Latch Ack Data Set Bit Function OVERFLOW The Overflow bit will be set if the counter value rolls over from 65535 to 0 This bit will automatically be reset if the counter passes through more than one third of the count range 21845 to 21846 or if an Underflow occurs UNDERFLOW The Underflow bit will be set if the counter value rolls back from 65535 to 0 This bit will automatically be reset if the counter passes through more than two thirds of the count range 43690 to 43689 or if an Overflow occurs CNTSET_ACC The Counter Set Acknowledge but is set when a valid counter value is preset to the module LATEXT_VAL The Latch External Valid Ackn
85. TROL byte The success of the parameter transfer is acknowledged by the module via the Typ ACK bit in the STATUS information Attention The range of the watchdog timer stretches from 0 to 16383ms 0x0000g to Ox3FFFy in steps of 1ms per digit Values which raise the permitted range of the watchdog timer are masked with Ox3FFF If the maximum possible frequency of the different ranges is raised see the table with maximum frequency ratings the module will return the non valid data OXFFFFFFFHR 12 WAGO 1 O SYSTEM ELECTRONIT IC Organization of the in and output data for ModBus Output value of the control unit Byte Identification D15 D0 Control Byte Output Byte 1 D31 D16 Output Byte 0 Output Byte 3 D47 D32 Output Byte 2 Input value of the control unit Byte Identification D15 D0 Status Byte Input Byte 1 D31 D16 Input Byte 0 Input Byte 3 D47 D32 Input Byte 2 The input bytes 0 to 3 form the 32 bit counter output In the output bytes 0 to 3 the initial value of the counter can be set Counter 750 404 13 14 09 98 WAGO i O SYSTEM ELECTRONIT IC Digital Outputs Standard PN 750 501 504 516 519 1C m 2A e oe Staris uS g e C PS ae OGP o gt OOP o 01 02 01 H02 o OE o JE 01 gt M_ o1 gt lt
86. The control byte allows the changing of the registers of the module It must always be 0 N in order to avoid a change in the registers A wrong mapping can change the function of the module Data exchange module 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for DeviceNet from firmware 306V2 2 The module has 6 Bytes input and output data in the Poll I O data Consumed Tx for the Scanner and produced Rx for the Scanner data size are each 6 Byte more Input Byte Description DO Control byte D1 Input bytel D2 Input byteO D3 Input byte4 D4 Input byte3 D5 Input byte2 Output Description Status byte Input bytel Input byteO Input byte4 Input byte3 Input byte2 Attention The control byte allows the changing of the registers of the module It must always be 0 in order to avoid a change in the registers A wrong mapping can change the function of the module Structure of the in and output data for DeviceNet from firmware 306V3 0 The module has 4 Bytes input and output data in the polled I O data Input Byte Description DO Input byteO D1 Input bytel D2 Input byte2 D3 Input byte3 Output Byte Description DO Input byteO D1 Input bytel D2 Input byte2 D3 Input byte3 Data exchange module 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC
87. above the 4 wire connection offers the advantage that it can use simpler repeaters and converter The following illustration is a corresponding example Termination Termination 5V rh 0 5V d 150 39 t 390 390 150 390 H H g S 3 3 D Termination 5V Es d o 150 39 390 H 390 150 390 H Slave Fieldbus node Fieldbus node Aly Fig 2 8 4 wire connection MODBUS Coupler controller 15 15 12 99 WAGO 1 0 SYSTEM il EI Connect the D SUB connection plug as follows Ho 0 jmtued ooo 2 Jeo jm j Sinmareceved 4wiro o Iss TxD RxD for Signal transmitted received 2 wire a o Joa Repeater control signal le vc ePwM Supply voltage 5V only for external connections RxD inverted Receive signal with inverted level 4 wire iss TxD RxD inverted Send signal with inverted level receive 2 wire not used Signal and supply earth ground PWR Table 2 2 Pin assignment for 4 wire connections The connection point is mechanically lowered so that fitting into a 80 mm deep switch cabinet is possible following the plug in connection The pin assignment is 2 wire operation conforms with the Profibus assignment Thus the Profibus wiring components can be used One application possibility is the conne
88. ailable in input Input buffer Initialization Reception Trans stant area IL2 is always 0 eg is full acknow request mission value IL2 ILI ILO 0 1 0 ledgement acknow must 2 characters were received ledgement always and reside in input 0 and input be 0 1 RS232 TTY RS485 750 650 651 653 13 05 98 WAGO s O SYSTEM ELECTRONIT IC The PLC is able to control transmission and reception of data by means of the control byte and the status byte Initialization of the module e set IR in the control byte e transmit receive functions are blocked e output input buffers are erased e serial interface module will load its configuration data Transmitting data e TR TA put characters into output byte 0 to 2 e amount of characters is specified in OLO to OL2 e TR is inverted and read out e characters are put into output buffer if TR TA Receiving data RRzRA in input byte 0 to 2 characters are available e amount of characters is specified in ILO to IL2 e charactersin ILO to IL2 are read out e RA is inverted and read out e all characters are read when RR RA The transmitting and receiving of data can be done simultaneously The initialization request has prioirity and will stop transmitting and receiving of data immediately Message input buffer full Bit 3 Input buffer is full Data which are received now are lost RS232 TTY RS485 750 650 651 653 7 13 05 98 WAGO i O SYSTEM ELECTRONIT IC
89. alue is loaded into the count register Maintaining the Present Counter Position The counter present value may be maintained or latched via the external Latch input First the external latch must be enabled via the EN_LATEXT bit Once the input is enabled the data will be latched into the counter module upon a 0 to 1 transition Upon completion of the latch process the external latch valid bit LATEXT VAL will be set to 1 Maintaining a Reference Point The storage of a present counter value may also accomplished via the Index pulse from the encoder First the index latch enable bit must be set EN LACT to a value 1 The counter present value will be latched upon the low to high transition of the Index input Upon completion of the data latch process the Index Latch Valid bit LACT VAL will be set to 1 Quadrature Encoder 750 631 5 10 03 98 WAGO i O SYSTEM ELECTRONIC Organization of the in and output data for ModBus The module is seen like an analog module with 3 x 16 Bit input and output data Outputs Word function DO Bit 0 15 D1 Bit 16 31 setcounter ByteO J o D2 Bit3247 o o Inputs Word function DO Bit 0 15 DI Bit16 31 counterbyteO J o D2 Bit 32 47 Latch value Bytel Latch value B yteO Quadrature Encoder 750 631 6 10 03 98 WAGO i O SYSTEM ELECTRONIT IC RS232C Interface TTY Interface 20 mA Current Loop RS485C Interface PN 750 650 750 651 750 653 750 650 000 001
90. and start up e Visualisation during operation e Software documentation The programming system runs on an IBM compatible PC for the system requirement please refer to the WAGO I O PRO user manual gt 2 I O modules The input and output of the process data is made at the I O modules I O modules are available for various tasks in accordance with varying requirements Available are digital and analog input and output modules I O modules for angle and path measurement as well as communication modules The individual I O modules are described in detail in the following registers gt 3 End module The node end module is indispensable It is always fitted as the last module to guarantee the internal node communication The end module has no I O function WAGO I O PRO User manual English Order No 759 120 000 002 2 MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 E a All system components can be snapped directly on a carrier rail in accordance with the European standard EN 50022 TS 35 Installation is simple and space saving All modules have the same shape to minimise the project commitment 1 2 Installation It is not necessary to observe the order of analog and digital modules when engaging on the rail The reliable positioning and connection of the coupler controllers and the individual I O modules is made using a tongue and groove system Due to the automatic locking the individual components are securely seated on
91. ange From Stop to Run 1 Activate program processing From Run to Stop 4 Stop program processing Bootstrap 4 To bootstrap the firmware not required by user Hardware reset gt Mode switch e g push down with screwdriver All outputs are reset variables are set to 0 or FALSE or to their initial value Flags remain in the same status Mode switch setting Reset can be made with both Stop as well as Run Table 2 1 Mode switch controller Stop Program processing stopped A Run Program processing running ATTENTION If when changing over the mode switch from Run to Stop outputs are still activated these will remain in this status Switching off on the software side e g by initiators is then ineffective because the program will no longer be processed A mode change over is made internally at the end of a program cycle 14 MODBUS Coupler controller WAGO 1 O SYSTEM 15 12 99 E a 2 5 Fieldbus connection 2 5 1 RS 485 Coupler 750 312 and 750 315 Controller 750 812 and 750 815 One transmission medium for the MODBUS is RS485 whereby 2 or 4 wire can be used The following figure shows an example for a 2 wire version Termination 5V nS Termination 5V rh 10 150 39 H 390 390 150 390 H Slave Fieldbus Master node Fig 2 7 2 wire connection As opposed to the
92. annel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO 91 O SYSTEM except for the economy type Analog Inputs 750 456 1 20 07 98 WAGO i O SYSTEM Technical Data ELECTRONIT IC Configuration none optional via software parameter Wire connection Item Number 750 456 456 000 001 Number of channels 2 Nominal voltage via system voltage DC DC converter Current consumption 65 mA internal Overvoltage protection 35 V max Signal voltage 10 V Resistance 570 KQ Resolution 12 Bit Isolation 500 V System Power supply Conversion time 2 ms typ Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature Q C 55 C CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Attention The value of the input signal should be in a range of OV to 10V or even no signal Analog Inputs 750 456 20 07 98 WAGO i O SYSTEM ELECTRONIC The numerical format All analog values will be shown in a unit numerical format The resolution is 12 Bits and the 3 LSBs are not taken into account The following table will explain the numerical format
93. ation 500 V system power supply Internal bit width 4 Configuration without address or configuration adjustment Operating temperature Q C 55 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail _ low side switching Item Number 750 519 Number of outputs 4 Kind of load resistive inductive lamps Nominal voltage 5V DC Output current DC 20 mA Current consumption 16 mA Gnternal Isolation 500 V system power supply Internal bit width 4 Configuration without address or configuration adjustment Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Digital Outputs 750 501 504 516 519 WAGO 1 O SYSTEM ELECTRONIT IC Digital Outputs Standard with diagnostics PN 750 506 Status O1 gt se 4 Status O2 Error gt eo lt lt Error O1 02 o2 li 01 gt lt 24V gt A WP 4 power f gt jumper contacts 4 mE i shield screen 750 506 wu Technical description The power supply is provided by a series connected supply module for the respective operating voltage Power connections are made automatically from module to module via the internal P J C s wh
94. b Default Description special 2 byte Unsigned8 ro none number of 2 Byte channels output Output byteO Unsigned16 rw none 1 and 2 Output byte Output bytel Output byte2 Unsigned16 rw none 3 and 4 Output byte Output byte3 OxFF special Unsigned16 rw none 255 Outputkanal output Attention The control byte allows the changing of the registers of the module It must always be 0 N in order to avoid a change in the registers A wrong mapping can change the function of the module Data exchange module 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for CAL from firmware WE Mode class 4 The data is in the 2 Byte objects BK_AI2WO_XXX BK_AI2W1_XXX and BK_AO2WO_XXX Each module has 2 values Input Mux Content Description n Input byteO Input byte 1 1 and 2 Input byte n l Input byte2 Input byte3 3 and 4 Input byte Output Content Description Output byteO Output byte 1 and 2 Output byte Output byte2 Output byte3 3 and 4 Output byte Mode class 0 The description of the data is the same as for class 4 mode The data is put into objects No 1 No 2 and No 3 read write 2 Byte analog Attention The control byte allows the changing of the registers of the module It must always be 0 N in order to avoid a change in the registers A wrong mapping can change the function of the module Data exchange mo
95. ble to use the Siemens format The measured value is represented by the most significant 12 Bits The 4 least significant Bits have no function 750 584 Output Binary value current 4 20 mA 20 0100 0000 0000 XXXX 40 00 s 16384 16 0011 0000 0000 XXXX 30 00 12288 12 0010 0000 0000 XXXX 20 00 8192 8 0001 0000 0000 XXXX 10 00 4096 4 015 0000 0000 0001 XXXX 00 10 m 4 0000 0000 0000 XXXX 00 00 If you have questions about the formatting of this data please contact WAGO for I O System technical support Analog Outputs 750 552 554 584 3 10 03 98 WAGO i O SYSTEM ELECTRONIC 2 Channel Analog Outputs 10 V PN 750 556 Status O1 Status eS o2 QG O1 0 o2 xL 01 OE J common ground shield gt screen a Technical Description This description is only intended for hardware version X XX X2A01 The serial number can be found on the right side of the module The output signal of 750 556 is a 10 V signal Sensors may be connected to O and to the common ground 0V The shield is connected to S The connection is made automatically when snapped onto the DIN rail These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter
96. cess is not performed in the case of exception replies poll commands or counter inquiries The event counter can be reset using the diagnosis function Code 0x08 the restart sub function communications option Code 0x01 or clear counters and the diagnosis register Code 0x0A Inquiry In the example the communication counter of the slave 11 is read Field name Example RTU ASCII Startofframe jui fosa Slave address oxoB oxB oB __ 0x30 oxa2 Function codes oog oog 0B 0x30 oxa2 Error Check LRC CRC pde es 0x45 0x41 0x47 End of frame 1 12 13 oxb OxA Table 5 42 Example inquiry Fetch Comm Event Counter Reply The reply contains a 2 byte status word and a 2 byte event counter The status word only contains zeroes The following table shows an example of a reply ASCII Field name U Pumpe nr Start of frame eem qw e 0x3a Slave address loxon ooB oe 0x30 0x42 Function code oxoB oxB o 0x30 0x42 Status high 0x00 0x00 00 0x30 0x30 Status low 0x31 0x33 Event count high 0x00 0x00 00 0x30 0x30 Event count low 0x30 0x33 OxAO End of frame Inge l o ox Table 5 43 Example reply Fetch Comm Event Counter The event counter shows that 3 0x03 events were counted MODBUS Configuration 63 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC Function 5 3 1 9 Forc
97. ch do not have 3 power jumper contacts e g 4 channel modules The Quadrature Encoder Interface is able to run with all WAGO 9I O S YSTEM bus couplers except for the economy type Quadrature Encoder 750 631 1 10 03 98 WAGO i O SYSTEM Technical Data Series 750 Encoder connections Current consumption internal Data word Maximum frequency Counter modes Data latch word Commands Supply voltage Current consumption Sensor Bit width Configuration Wire connection Default configuration Quadrature Encoder 750 631 10 03 98 Sensor supply voltage Operational temperature Dimensions mm WxHxL ELECTRONIT IC 631 631 000 001 A A inv B BGnv Index Index inv 25 mA 5 VDC 16 Bit Binary 1 MHz 1 2 4 times sampling 16 Bit read reset start 24 V DC 15 20 85mA Field without sensor 0 1 A without sensor load 1 x 32 Bit Data 8 Bit Control Status none optional via software parameter 0 C 55 C CAGE CLAMP 0 08 x 2 5mm AWG 28 14 24 x 64 x 100 from upper edge of the carrier rail 4 times sampling 1 time sampling WAGO s O SYSTEM ELECTRONIT IC Operational Characteristics The quadrature encoder interface accepts up to two input signals for the counting increment The index pulse may also be considered should the control configuration require There is also a Latch and Gate input available on the module for added functionality The quadrature en
98. coder provides two signals that are shifted 90 degrees from each other signals A and B In order to achieve a better common mode noise rejection ratio the output signals from the encoder are transmitted via a differential signal Their complement signals A inv and B inv are also transmitted A directional determination may be made by which signal leads If the A signal leads the direction is considered to be forward If the B signal leads the direction is considered to be reverse By exchanging the A and A inv the phase relationship will be changed by 180 degrees thus allowing the direction to be preset via the wiring configuration Most quadrature encoders have an Index signal or Z rev as well as the incremental signal This signal provides one pulse per revolution with a duration equal to an incremental pulse The inputs to the quadrature encoder module must be supplied from an encoder with Line Driver Outputs for proper operation The 5 Volt DC output may be used to power the encoder The 24 Volt DC input supply must be provided from an external power supply The Gate and Latch inputs are 24 Volt DC Module Inputs and Outputs Connection Type Function Signal A and Signal Input Incremental pulse signals for channel A A inv TTL Signal B and Signal Input Incremental pulse signals for channel B B inv TTL Signal C and Signal Input Index pulse signals C inv TTL Shield Input Shield connection for encoder wiri
99. completes the internal data circuit and ensures correct data flow The potential multiplication module allows additional and voltage connection points up to 4 additional This eliminates external terminal blocks Technical Data 600 614 24 V 230 V AC DC max 10 mA Operating temperature C 55 C CAGE CLAMP 0 08 to 2 5 mm Dimensions mm WxHxL 12 x 64 x 100 from the upper edge of the carrier rail End module Potential multiplication 750 600 614 616 1 10 03 98 WAGO i O SYSTEM ELECTRONIC Separation module 8E i Technical description Use of this module allows increased air and creepage distances between different field voltages within a node There are two different types of the separation module With PN 750 616 you get a module without printing PN 750 616 030 000 looks like the right one in the above picture Technical Data 750 616 750 616 030 000 12 x 64 x 100 from the upper edge of the carrier rail End module Potential multiplication 750 600 614 616 2 10 03 98 WAGO i O SYSTEM ELECTRONIT IC Supply modules PN750 601 602 609 610 611 612 613 615 AL a Status Stat Status e e voltage fuse defect Es eo voltage QO i CL AQ power supply power gt b
100. ction of a Yokogawa Interface This PCB supports the MODBUS protocol The standard setting is the RTU mode see chapter MODBUS and 4 wire connections The pin assignment is as follows TxD RxD foe a es PEE ees 7 mD m t8 SDB black brown pair TXD RxD inv Table 2 3 Yokogawa interface pin assignment Switches for RS 485 The setting for 2 or 4 wire connections and switching in or out of the corresponding matching resistors is made by switches covered by the enclosure To access the switches remove the enclosure from the coupler controller A protruding locking device can be found on the bottom of the unit on the two short sides Push the two short sides apart to permit the enclosure to be pushed past the unit metal plate Simultaneously press from above on the right hand section of the coupler controller which is the supply side 16 MODBUS Coupler controller WAGO O SYSTEM 15 12 99 E a The enclosure prevents unintentional changes of the settings during later operation If however access to the settings is required in the case of a fault ensure that the previous settings are marked on a label After changing the settings push the enclosure back onto the coupler controller Note that it may be necessary to lightly push the wide side of the coupler controllers to the side when the metal plate does not easily slide into the enclosure In addition it may be necessary to push the rotary switches int
101. des from non supported functions are entered in the mask the watchdog will not start An existing fault is reset and writing into the process illustration is possible Also here changes cannot be made while the watchdog is running pu co Same function as above however with the function 0x0000 codes 17 to 32 These codes are not supported for this reason the default value of this register should not be changed It is not possible do modify this value while the watchdog is running Watchdog function read 1 Coding mask write Function code 17 32 WD_FCM_17_32 Watchdog trigger read 1 WD_TRIGGER write This register is used for an alternative trigger method The watchdog is triggered by writing different values in this register Values following each other must differ in size Writing of a value not equal to zero starts the watchdog In case of a watchdog fault this register is reset to zero pu co Using this value the current watchdog status can be OxFFFF read If the watchdog is triggered the saved value is compared with the current value If the current value is smaller than the saved value this is replaced by the current value The unit is 100 ms digit The saved value is changed by writing new values which does not affect the watchdog 0x000 is not permissible 0 x 1004 Minimal actual trigger read time write WD AC TRG TIME Stop watchdog read WD AC STOP MASK write 0 x 1006 When watchdog is read running
102. dule 750 654 5 07 07 98 WAGO i O SYSTEM ELECTRONIT IC Structure of the in and output data for LIGHTBUS from firmware WD Input Content Description Word _ High Low n Statusbyte Statusword n l Input byteO Input bytel 1 and 2 Input byte n 2 Input byte4 5 Input byte n 3 Input byte3 Input byte2 3 and 4 Input byte Output Content Description Word __ High Low n Statusbyte Statusword n l Output byteO Output bytel 1 and 2 Output byte n 2 Output byte4 5 Output byte n 3 Output byte3 Output byte2 3 and 4 Output byte Attention N The control byte allows the changing of the registers of the module It must always be 0 in order to avoid a change in the register A wrong mapping can change the function of the module Data exchange module 750 654 5 07 07 98 WAGO 1 O SYSTEM Application in Explosive Environments 1 Foreword Ex 1 Application in Explosive Environments Ex 1 1 Foreword Today s development shows that many chemical and petrochemical companies have production plants production and process automation machines in operation which use gas air vapor air and dust air mixtures which can be explosive For this reason the electrical components used in such plants and systems must not pose a risk of explosion resulting in injury to persons or damage to property This is backed by law directives or regulations on a national and international scale WAGO I O SYSTEM 750
103. e field connection 0 V DC Input 0 V DC supply voltage return to module field connection The use of this module in conjunction with a SSI encoder provides direct positional information rather than the type of data resultant from incremental type encoders Absolute encoders are comprised of several data disks which generate a data word which is unique through out the 360 degrees of rotation The data format is a modified binary pattern in either Graycode or Dualcode The resolution of the sensor depends upon the configuration of the sensor and the physical number of revolutions in the motion profile Since the basis of the encoder is to provide absolute positional information based upon a mechanical configuration limited to one revolution or less The maximum resolution of this module is 24 bit The frequency of the data signal input to the SSI module is maintained at 125 KHz Listed below are the recommended cable lengths for the various clock signal Baud rates Baud rate Maximum cable length I00 kHz 400 meters 200kHz 200 meters 300 kHz 100 meters 400 kHz 50 meters SSI encoder 750 630 3 10 03 98 WAGO i O SYSTEM ELECTRONIC Organization of the in and output data for ModBus The module is seen like an analog input with 2 x 16 Bit input data Inputs Word Data Word Designation DO Bit 0 15 Positional data Positional data Input byte 1 Input b
104. e Multiple Coils Function code 0x0F Using this function a number of output bits are set to 1 or 0 With a broadcast transmission the same bits are set in all activated on slaves The maximum number is 256 bits Inquiry The first point is addressed with 0 The Modicon address starts with 1 0x01 The inquiry news specifies the bits to be set The requested 1 or O states are determined by the contents of the inquiry data field In this example 16 bits are set starting with the address O in slave 11 The inquiry contains 2 bytes with the value OXASFO in other words 1010 0101 1111 0000 binary Bit 1 0 1 0 0 1 0 1 1 1 1 1 0 0 Coil 7 6 5 4 3 2 1 0 15 14 13 12 11 10 The first byte transmits the OxAS to the addresses 7 to 0 whereby O is the lowest value bit The next byte transmits OxFO to the addresses 15 to 8 whereby the lowest value bit is 8 Field name RTU Start of frame queo fe Slave address 508 oos 0 amp 0x30 ox42 0x30 0x46 Coil address high 0x00 0x00 00 0x30 0x30 Quantity of coils high 0x00 0x00 00 0x30 0x30 Force data high coils 7 0 OxA5 OxA5 A5 0x41 0x35 Error Check LRC CRC E OxE7 FP 0x33 0x46 0x94 Endotframe dees Jonoa Table 5 44 Example inquiry Force Multiple Coils ASCII Reply The reply is the address of the slave the function code the starting address and the number of set bits Fieldname RTU ASCII Example Star
105. e Windows 3 11 terminal emulation can be used A cable with a 9 pole sub D socket is required Pin 5 is connected to input M Pin 2 is connected to TxD and Pin 3 to RxD RTS and CTS of the module are connected A hardwarehandshake between terminal emulation and SPS is not possible though V 0v V Stop Bit Data Bit 7 MSB Data Bit 6 Data Bit 5 Data Bit 4 Data Bit 3 Data Bit 2 Data Bit 1 Data Bit 0 LSB Start Bit Figure 2 Data Word Signal RS232 TTY RS485 750 650 651 653 3 13 05 98 WAGO 1 O SYSTEM FUNCTION CET ELECTRONIT IC Description of TTY The interface module is designed to operate with all WAGO I O fieldbus couplers The TTY interface module allows the connection of TTY Interface devices to the WAGO I O SYSTEM The TTY Interface module can provide gateways within the fieldbus protocol This allows serial equipment such as printers barcode readers and links to local operator interfaces to communicate directly by the fieldbus protocol with the PLC or PC Master This module supports no higher level of protocol Communication is made completely transparent to the fieldbus allowing flexibility in further applications of the serial interface module The communication protocols are configured at the Master PLC or PC The 128 byte input buffer provides for high rates of data transmission When using lower rates of transmission speed you can collect the received data with less priority
106. e fi edi Da n etsi dem Sube Ces UiiSd 11 Supply voltage of the field Side sortent ertt an tok teta P CER PRA ae uas 12 Station addr ss oo ario riora pe Pra a ePi no FUR EP PEE ER VAR EYE VER P E ERRE EU Pa PER EEM E coU 13 Mode uir erc I 14 Fieldbus connection MR M 15 ee ee ce ee ene ene RHET 15 RS 2 aOR EE RE OURO RES REE eR LU ME 18 Technical data m 19 lhiuicitiD I M 19 doi je o Ss tasa 20 Controler eM 21 MODBUS ose PP ax QUE RUE MIDI PIX DEMON MIDI E 23 oi II E E 25 f llgI 25 lun cT M 25 Standard Settings eseese soars ra lus E ER E EE N 26 Band rate setting oo ha acc cas uen dua oti te ag aba dee ee em aaoi REEE 26 Error detection length of the character string 27 End ot Erame Timie ito rre te Orne ire Dade e ti eius 28 ASCIL RTU m dernet diua bed 28 Brrr CHECK dq 29 Extended UNCC 0S o dasecennsaxenive TO 29 Watchdog M 30 Update Firmware oe redii roe tina eres E ecu ase S m A i up ppa nies 30 Data exchange between MODBUS master and I O modules 3l Addressing the I O modules trennen 32 Application examples aen dote perve baee op EE nonse ib ebot E L
107. e following bits Status Byte Bit7 Bit6 Bit5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0 0 counting 0 actual signal at actual signal actual signal at Toggelbit for started O2 at O1 input U D end of the record Counter Module 750 404 7 20 07 98 WAGOJ OUSYSTEM ELECTRONIC Frequency Counter Module 750 404 000 003 Status Gate gt oi 9 lt status cLock D to Clock Gate gt 24V gt A M ow gt power jumper contacts Ol gt Technical Description on 402 The counter module 750 404 000 003 measures the period of the 24 V DC input signal at the CLOCK terminal and converts it into a corresponding frequency value The measurement is enabled if the GATE terminal is an open circuit input or OV To disable processing the GATE input is to be set to 24 V DC The terminals O1 and O2 work as binary outputs Each output can be activated via specific bits in the CONTROL byte The high states of the input and output channels are each indicated by a LED To recognize low frequency or near zero frequency signals the maximum time between two data updates is parameterizable Counter Module 750 404 8 20 07 98 WAGOJI OJSYSTEM Technical Data Item No 750 Supply Volta
108. e numerical format The resolution of 750 472 and 750 474 are 15 Bit ELECTRONIC Input current Input current Binary value 0 20mA 4 20mA Hex Dec Status LED gt 20 5 gt 20 5 0111 1111 11111111 7F FF 32767 42 on 20 20 0111 1111 1111 1111 7F FF 32767 off 10 12 0100 0000 0000 0000 40 00 16384 0 off 5 8 0010 0000 0000 0000 20 00 8192 o o 25 6 0001 0000 0000 ddl 10 00 4096 O0 off 0 156 4 125 0000 0001 0000 0000 01 00 256 0 off 0 01 4 0078 0000 0000 0001 0000 00 10 16 0 off 0 005 4 0039 0000 0000 0000 1000 00 08 p3 0 off 0 4 0000 0000 0000 0000 00 00 E 0 off 0 3 5 4 00000000 0000 0000 E E 0 off 0 0 3 5 00000000 0000 0000 e E 41 n Analog Inputs 750 472 474 20 07 98 WAGO 1 O SYSTEM ELECTRONIC The numerical format for Siemens In addition to the full 16 Bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant Bits are reserved for diagnostic and status purpose 750 472 000 200 750 474 000 200 The numerical format for 750 472 000 200 is equivalent to S5 463 750 474 000 200 equivalent to S5 460 465 Input Binary value X without meaning current F short circuit or He
109. ed to 256 5 3 1 3 Read Input Status function code 0x02 Inquiry The inquiry determines the starting address and the number of bits to be read The first point is addressed with 0 With Modicon addressing starts with 1 0x01 The following table shows an example of an inquiry with which the bits O to 7 of the slaves 11 are to be read Field name Start of frame o ies v osa Slave address 00B 008 j 0B _ 0x30 ox42 Function code 0x30 0x32 Starting address high 0x00 0x00 00 0x30 0x30 Starting address low 0x30 0x30 Number of points high 0x00 0x00 00 0x30 0x30 Number of points low 0x30 0x38 x End of frame ooo t1 t2 t3 OxD OxA Table 5 32 Example inquiry Read Input Status Reply The current value of the inquired bit is packed into the data field A 1 corresponds to the ON status and a 0 the OFF status The lowest value bit of the first data byte contains the first bit of the inquiry The other follow in an ascending order If the number of inputs are not a multiple of 8 the remaining bits of the last data byte are filled with zeroes If the number of bits interrogated exceed the number of inputs present in the node the remaining input bits are set to zero Start of frame oo queso e Joea e Slaveaddress oxo8 oog 0B oxso ox42 Error Check LRC CRC E 0x22 Eo 0x45 0x30 0x5D End of frame queo oD oa Table 5 33 Example reply Read Input Status
110. een the controller and PC is described in the Start up and diagnosis chapter The controller is set on the software side using the Fieldbus configuration function block of the WAGO I O PRO library If this module is taken up in the control program the setting is made automatically even after changing the controller The settings are taken over into the controller parameter block If the desired values are not already set a firmware reset is automatically made in bus operation and the controller restarts with the selected settings If the controller is to be set independent of a machine or plant a program which only comprises of the configuration module can be downloaded and started from the programming system FieldbusConfiguration STARTWORKING RESULT ENDOFFFRAMETIME ASCIIRTUMODE ERRORCHECKING EXTENDEDFUNCTIONS NOWATCHDOG Fig 5 5 Function block for controller setting The coupler settings are described as follows Here the term Frame is frequently used Frame is a data transfer record MODBUS Configuration 35 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 5 2 1 1 Standard settings The controller is delivered with the following standard values EN dE aia 1 Stop Bit Table 5 12 Standard settings controller Input function block FieldbusConfiguration 5 2 1 2 Baud rate setting The following baud rates can be set Baud rate Baud rate BAUDRATE 750
111. eid 33 vii WAGO 1 O SYSTEM EI 5 2 ETEN E coetibus eee 35 APJ EMR o RUE PDC TERRE tomy 35 5 2 1 1 Standard SeUIDES oue e oreeis rtbie ien betae rec i Eten bel dtu la test erise bes 36 ARUM BLUE CIE CU T 36 5 2 1 3 Error detection length of character string eeeeeee 37 52 4 Endof Frame TI TP 38 S215 ASCIE RTU modg gosssscsciasisvivadesssescccacerianaaipaceaiidaagelssdetiaamsrieacapanaeasoneves 38 NUN Errot Check dE 39 Sul Extended PUDBCUGDIS sspears e a a a yiia 39 521 9 WACO resena EE EE E R 40 5 2 2 Data exchange between MODBUS master and controller 41 5 2 2 1 Data exchange between MODBUS master and I O modules 42 5 2 2 2 Data exchange between MODBUS master and PLC functionality 44 5 2 2 3 Data exchange between I O modules and PLC functionality 45 5 2 2 4 Address T VieW T 46 5 2 3 Absolute addresses for inputs outputs and flags seesssssss 47 5 2 4 Addressing the I O modules secet Mawsanceevtosrecidnvon oll oU n P 49 5 2 5 Application exami enemies becetant pte a Mee Hus tuom Rc dt Dna ade R ufi edis 50 5 2 6 Controller operating sy SUE eerie o eI e Ed ba WEAR ERR ERR ARR 52 5 3 Common coupler controller functions sesssssssccssocesoceccoeesscessecesocesooesoo 53 53 Implemented MODBUS functions ssssio csstnecceaippentatan se sese
112. en snapped onto the DIN rail 4 Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules Using the digital outputs with diagnostic bit outputs 750 506 allows verification of the I O channel by the connected bus Example a short circuit at the output or an open circuit will set the appropriate error bit true indicating I O failure In this configuration the function module includes 2 digital outputs and 2 separate digital inputs For the digital outputs with diagnostic four conductor devices V OV signal ground are standard All digital outputs are short circuit protected In case of overloads a supply module with fuse 750 601 must be connected on the line side to protect the output modules The standard numerical assignment for bus operations is from left to right starting with the LSB The positions of the different I O modules in the configured node station are selectable by the user A block type configuration is not necessary When using I O modules with diagnostics the existing inputs must be considered accordingly in the configuration of the Node station The Output module can be connected to all buscouplers of the WAGO I O SYSTEM Digital Outputs 750 506 1 10 03 98 WAGO i O SYSTEM Technical Data
113. ent consumption 60 mA max internal Nominal voltage 24 V DC 15 20 via power jumper contacts Signal current 0 20mA 4 20mA 4 20mA Resistance 500 Q Resolution 12 Bit Isolation 500 V system power supply 16 Bit Data 8 Bit Control Status OPC 453 C Bit width per channel Operating temperature Configuration none optional via software parameter Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions 12 x 64 x 100 from upper edge of carrier rail mm WxHxL The numerical format All analog values will be shown in a unit numerical format The following table will explain the numerical format 750 552 554 The 3 LSBs are not taken into account Output Output Binary Value current 0 20 current 4 20 Hex Dec 20 20 0111 1111 1111 1111 TF FF 32767 10 12 0100 0000 0000 0000 4000 16384 5 8 0010 0000 0000 0000 2000 8192 2 5 6 0001 0000 0000 0000 1000 4096 0 156 4 125 0000 0001 0000 0000 0100 256 0 01 4 0078 0000 0000 0001 0000 0010 16 0 005 4 0039 0000 0000 0000 1000 0008 8 0 4 0000 0000 0000 0111 0007 7 0 4 0000 0000 0000 0000 ee Analog Outputs 750 552 554 584 2 10 03 98 WAGO 1 O SYSTEM ELECTRONIC The numerical format for Siemens In addition to the full 16 bit indication of the measured value it is possi
114. er with up down input The following description is preliminary and is applicable to the factory configuration The counter module is able to run with all WAGO I Ov9S YSTEM bus couplers except for the economy type Counter Module 750 404 1 20 07 98 WAGO JI OJSYSTEM ELECTRONIC Technical Data Item Number 750 404 404 000 001 404 000 004 404 000 002 Number of outputs 2 Output current 0 5 A Number of counter 1 Input current internal 70 mA Nominal voltage 24 V DC 15 20 Signal voltage 0 3V 45V DC Signal voltage 1 15V 430V DC Switching rate 100 kHz 10 kHz max Output current 5 mA typ Counter size 32 Bit Isolation 500 V system power supply Bit width 32 Bit 8 Bit verification 8 bit not used Configuration none optional with software parameter Operating temperature Uoc T5356 Wire connection CAGE CLAMP 0 08 to 2 5mm Size mm WxHxD 12 x 64 x 100 from upper edge of the carrier rail Counter Module 750 404 20 07 98 WAGO JI OJSYSTEM ELECTRONIT IC Organization of the in and output data The counter begins processing with pulses at the CLOCK input The changes from 0 V to 24 V are counted The counter counts up if the input U D is set at 24 V With an open circuit input or 0 V the counter counts backwards The two bottom contacts each include anot
115. est power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Inputs 750 452 454 482 484 1 10 03 98 WAGO i O SYSTEM Technical Data ELECTRONIT IC ItemNumber750 452 454 482 484 Number of channels 2 2 Nominal voltage via system voltage Current consumption 70 mA 70 mA Gnternal Voltage 35 V max Signal current 020mA 4 20m 0 20mA 4 20mA Resistance 50 Q typ Resolution 12 Bit Isolation 500 V System Power supply Conversion time 2 ms typ Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature Q C 55 C Configuration none optional via software parameter Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions 12 x 64 x 100 from upper edge of the carrier rail mm WxHxL Analog Inputs 750 452 454 482 484 10 03 98 WAGO i O SYSTEM The numerical format ELECTRONIT IC All analog values will be shown in a unit numerical format The resolution is 12 Bits The following table will explain the numerical format 750 452 454 The 3 least si
116. explosive areas are subdivided into two groups Group I Group I includes electrical components for use in fire damp endangered mine structures Group II Group II includes electrical components for use in all other explosive environments The group is further subdivided by pertinent combustible gases in the environment Subdivision IA IIB and IIC takes into account that different materials substances gases have various ignition energy characteristic values For this reason the three sub groups are assigned representative types of gases e IIA Propane e IIB Ethylene e IIC Hydrogen we co WAGO I O SYSTEM 750 gA Modular l O System Application in Explosive Environments Classification meeting CENELEC and IEC 3 Minimal ignition energy of representative types of gases Explosion group I IIA IIB IIC Gases Methane Propane Ethylene Hydrogen Ignition energy uJ 280 250 82 16 Hydrogen being commonly encountered in chemical plants frequently the explosion group IIC is requested for maximum safety Ex 1 3 3 Unit categories Moreover the areas of use zones and the conditions of use explosion groups are subdivided into categories for the electrical operating means Unit Explosion Area of use categories group MI I Fire damp protection M2 I Fire damp protection 1G II Zone 0 Explosive environment by gas fumes or mist 2G II Zone 1 Explosive envir
117. f the character string 1100 0101 the number of set bits is even namely 4 If the setting of an even parity bit is selected then in this case it is set to 0 so that the number of set bits still remains even Analog to this the odd parity bit 1 would be selected so that the number of set bits will be odd This type of error detection is assured with one error with several errors under certain circumstances this may no longer be assured If the coupler recognises a parity error the frame is ignored and a new frame can only be received following a renewed Start of Frame If the slave receives faulty frames this will not be replied to The master detects this error in that after the preset time Time out no corresponding frame was received In the MODBUS coupler 750 312 a parity bit can be attached to each byte The data length can be selected for 7 or 8 bit In addition it is possible to add 1 to 3 stop bits Byte Frame Data length Stop Bits EE ESO EE Table 5 3 Byte Frame coupler The standard setting is no parity 8 bit data length and 1 stop bit During transmission in RTU mode the DIP switch FR6 is ignored as the format is set to 8 bit in this mode MODBUS Configuration 27 15 12 99 WAGO 1 O SYSTEM il EI 5 1 1 4 End of Frame Time The end of frame time is the pause time following a frame which is required to switch over the repeater in slave This time must permit gaps during a frame which will n
118. g 5 3 Example for process input image coupler MODBUS Configuration 33 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC The following configuration comprises of 2 digital and 4 analog outputs This is an example for a process output image It comprises of 4 words for the analog and one word for the digital outputs Output modules 750 550 501 550 Bit 1 Word1 Word1 Word2 Bit 2 MWord2 Process output image Word MODBUS addresses 0x0000 0x0200 Word1 0x0001 0x0201 Word2 0x0003 0x0203 Wordi 0x0004 A eee 0x0204 Process output image Word MODBUS addresses 0x0200 Word1 0x0201 Word2 0x0202 Word1 0x0203 Word2 oxo204 0 0 Process output image Bit MODBUS addresses 0x0000 0x0200 0x0001 0x0201 Process output image Bit MODBUS addresses 0x0200 f 5 only from version 2 5 0x0201 i Fig 5 4 Example for process output image coupler 34 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E a 5 2 Controller 750 812 750 814 750 815 750 816 5 2 1 Settings As opposed to the MODBUS coupler the factory configuration of the controller change is not made by DIP switch but is changed using a PC The communication betw
119. ge Input Voltage low Input Voltage high Input Current Min Pulse Width Output Current Voltage Drop Frequency Range Integration time 1 period Integration time 4 periods Integration time 16 periods Measuring Error Range 0 1 100 Hz Range 1 1000Hz Range 10 10000Hz Data Format Process Image Internal Bit Width Input Current internal Operating Temperature Wire Connection Size mm WxHxD Frequency Range Integration time 1 period Integration time 4 periods Integration time 16 periods Measuring Error ELECTRONIT IC 404 000 003 24V DC 15 20 3V 5V DC 15V 30V DC 5mA typ at 24V DC 10us 0 5A short circuit protection 0 6V DC max at 0 5A 0 1 100Hz Resolution 0 001Hz 1 1 000Hz Resolution 0 01Hz 10 10 000Hz Resolution 0 1Hz 1Hz t 0 0596 t 0 05 96 t 0 2 5 Byte In and Output 8 Bit CONTROL STATUS 32 Bit DATA 80mA max at 5V DC 0 C 55 C CAGE CLAMP 0 08 to 2 5mm 12 x 64 x 100 from upper edge of carrier rail 0 1 8 000Hz Resolution 0 001Hz 0 25 32 000Hz Resolution 0 01Hz 100 000Hz Resolution 0 1Hz 1Hz Range 0 1 8000Hz t 196 Range 0 25 32000Hz E155 Range 1 100000Hz t 1 5 96 Counter Module 750 404 9 20 07 98 WAGO JI OJSYSTEM ELECTRONIT IC Functional description The counter module acquires the time between one or more rising edges of the CLOCK input signal and calculates the frequency
120. gital Outputs 750 501 750 502 750 504 750 516 750 519 750 506 750 509 750 511 750 512 750 513 750 514 750 517 Analog Inputs 750 452 750 454 750 482 750 484 750 456 750 461 750 481 750 462 750 469 750 465 750 466 750 486 750 467 750 468 750 487 750 488 750 472 750 474 750 476 750 478 Analog Outputs 750 550 750 580 750 552 750 554 750 584 750 556 End and Supply Terminal Blocks 750 600 750 614 750 616 750 601 750 602 750 609 750 610 750 611 750 612 750 613 750 615 750 622 SSI Encoder Interface Quadrature Encoder Interface 750 630 750 631 RS232 TTY RS485 750 650 750 651 750 653 Application in Explosive Environments maco iv Notes Modular I O System WAGO MODBUS E a AN Cg Function Ensure that the following explanations are observed To assure a quick installation and start up of the units described in this manual ensure that the following information and explanations are carefully read and adhered to Description of the symbols used The ATTENTION symbol refers to a incorrect handling which can result in damage or destruction to the hardware or software b possible injuries to persons when operating with dangerous peripheral process units The FINGER symbol describes routines or gives suggestions for the efficient use of the unit and optimisation of the software The FUNCTION symbol refers to framework conditions which g
121. gnificant Bits are not taken into account Input current Input current Binary Value 0 20 mA 4 20 mA Hex Dec 20 20 0111 1111 1111 1000 TF F8 32760 10 12 0100 0000 0000 0000 4000 16384 5 8 0010 0000 0000 0000 2000 8192 25 6 0001 0000 0000 0000 1000 4096 0 156 4 125 0000 0001 0000 0000 01 00 256 0 01 4 0078 0000 0000 0001 0000 00 10 16 0 005 4 0039 0000 0000 0000 1000 00 08 8 0 4 0000 0000 0000 0111 00 07 7 0 4 0000 0000 0000 0000 0 0 Analog Inputs 750 452 454 482 484 10 03 98 WAGO i O SYSTEM ELECTRONIC The numerical format for Siemens In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant Bits are reserved for diagnostic and status purposes 750 482 484 Input current Binary value X without meaning 4 20 mA F short circuit or Hex Dec F open circuit overflow XF gt 20 0101 0000 0000 0 001 50 01 20481 20 0101 0000 0000 0 000 50 00 20480 16 0100 0000 0000 0 000 40 00 16384 12 0011 0000 0000 0 000 30 00 12288 8 0010 0000 0000 0 000 20 00 8192 4 0078 0001 0000 0000 1 000 10 08 4104 4 0001 0000 0000 0 000 10 00 4096 4 0001 0000 0000 0 011
122. gulations DIN VDE 0100 installation in power plants with rated voltages up to 1000 V DIN VDE 0101 installation in power plants with rated voltages above 1kV DIN VDE 0800 installation and operation in tele communication plants including information processing equipment DIN VDE 0185 lightning protection systems The USA and Canada have their own regulations The following are excerpts from these regulations NFPA 70 National Electrical Code Art 500 Hazardous Locations ANSI ISA RP Recommended Practice 12 6 1987 C22 1 Canadian Electrical Code WAG WAGO I O SYSTEM 750 Modular l O System Application in Explosive Environments 11 Installation regulations Danger For the use of WAGO I O SYSTEM 750 electrical operating means with Ex approval the observance of the following points is mandatory The electrical operating means are exclusively suitable for applications in explosion endangered areas Europe Group II Zone 2 or America Class I Division 2 Group A B C D or in non explosion endangered areas Ensure that only approved modules of the electrical operating means will be used Replacement of components can jeopardize the suitability of the system in explosion endangered zones Only disconnect and or connect electrical operating means when the voltage supply is isolated or when a non explosive atmosphere has been ascertained Adhere to the specified data regarding
123. he components are delivered ex works with a defined hardware and software configuration for each case of application Changes are only permitted within the framework of the possibilities outlined in the manuals All other changes or modifications to the hardware or software as well as the use of the components not conforming with that intended will result in the exclusion from any liability on the part of WAGO Kontakttechnik GmbH Please contact WAGO Kontakttechnik GmbH if a modified hardware or software configuration is required vi MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 N EI List of contents for register 2 1 1 1 1 2 1 3 2 1 2 2 2 2 1 2 2 2 2 3 2 4 2 5 2 5 1 2 5 2 34 32 3 3 5 5 1 5 1 1 5 1 1 1 SAL 5 1 1 3 5 1 1 4 5 1 1 5 5 1 1 6 5 1 1 7 5 1 1 8 5 1 1 9 5 1 2 5 1 3 5 1 4 MODBUS Introduction 15 12 99 WAGU DI O SYSTEM ssscsscccosccsssssoescssosoeeseosoossseoosessssssseeesss 1 L omponents 55 casas ssaccaess suas sass vasdensscddanasseasdessseecvenssvueceato PEERREEEK EAMUS ETE RPMES ee dS 1 Ilion Me 2 Methods of decentralisation ccce eee eee eee cete seen eene eene tona eno 6 MODBUS Coupler Controller ee eee eee 9 la ETENE TE t 9 Power SUD Ply Ae T 10 Electronic supply VOLlSES ote idee vitet ee
124. her output These outputs are activated through bits in the control byte The control byte has the following bits Control Byte Bit7 Bit6 Bit5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0 x Set Counter Block Counter Output value at Output value at X x output O2 output O1 The status byte has the following bits Status Byte Bit 7 Bill Bit6 Bit 5 pe Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Counter is Counter is actual signal at actual signal actual signal at actual signal at set blocked O2 at O1 input U D input CLOCK With the control and status byte the following tasks are possible Set the counter Put Bit 5 into the control byte The counter with the 32 bit value is loaded into output bytes 0 3 As long as the bits are set the counter can stop and information is stored The ensuing data of the counter will be conveyed to the status byte Blocking the counter Bit 4 is set into the control byte then the count process is suppressed Bit 4 in the status byte communicates the suppression of the counter Set the outputs Bits 2 and 3 set the additional two outputs of the counter module The result of the counter is in binary Counter Module 750 404 3 20 07 98 WAGOJ OUSYSTEM ELECTRONIT IC An example The counter is set with Set Counter to the value 0x0000 0000 OX1X XXXX 0x00 0x00 0x00 0x00 are carried over as output value carry over the control byte and the new counter positi
125. hich needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Inputs 750 472 474 20 07 98 WAGO 1 O SYSTEM Technical Data ELECTRONIC Item Number 750 472 474 472 000 200 474 000 0200 Number of channels 2 Nominal voltage 24 V DC 15 20 via power jumper contacts Overvoltage protection 24 V max Internal current 75 mA typ Input signal 0 20mA 4 20mA Input current lt 38 mA at 24 V Resistance 50 Input voltage non linear overload protection U 1 2 V DC 160 T _ Resolution internal 16 Bit 15 Bit via fieldbus Input filter 50 Hz Noise rejection at sampling lt 100 dB frequency Noise rejection below 40 dB sampling frequency Transition frequency 13 Hz Isolation 500 V system power supply Conversion time 80 ms typ Bit width per channel 16Bit Data optional 8Bit Control Status Configuration none optional via software parameter Operating temperature OCs Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Analog Inputs 750 472 474 20 07 98 WAGO i O SYSTEM Th
126. hing capacity 10 T DC AC hi t g 5 1 ihductive cos 4 v 2 E DC inductive 7ms 0 1 10 100 1000 Switched voltage V Typical electrical lifetime 1 E 06 3 30 V DC ohmic 120 V AC ohmic 1 605 250 V AC ohmic 30 V DC inductive E L R 0 7ms s 120 V AC inductive 1 E 04 cos 0 4 0 1 l 10 250 V AC inductive Switched current A cosg 0 4 Digital Outputs 750 512 514 517 3 10 03 98 WAGO i O SYSTEM ELECTRONIC 2 Channel Analog Inputs 0 20 mA 4 20 mA Differential Inputs PN 750 452 454 750 482 750 484 lt Status On Error A Status On gt K Error Tn 2 90 12 P 11 common fl ground m common gt ground shield I screen shield screen NS Wi l 750 452 qt 1 Technical Description This description is only intended for hardware version X X X 2 A 00 The serial number can be found on the right side of the module The input channels are differential inputs and they have a common ground potential The inputs are connected to I and I The shield is connected to S The connection is made automatically when snapped onto the DIN rail These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting Attention The low
127. inal voltage 24 V DC 15 20 via power jumper contacts Current consumption 75 mA typ internal Overvoltage protection 35 V max Signal current 0 20mA 4 20mA Resistance 50 Q typ Resolution 12 Bit Isolation 500 V system power supply Conversion time 2 ms typ Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature Q C 55 C CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Analog Inputs 750 465 466 486 20 07 98 WAGO i O SYSTEM The numerical format ELECTRONIT IC All analog values will be shown in a unit numerical format The resolution is 12 Bits The following table will explain the numerical format 750 465 466 The 3 LSBs are not taken into account Input current Input current Binary value 0 20mA 4 20mA Hex Dec Status LED gt 20 5 gt 20 5 0111 1111 11111111 7F FF T 42 on 20 20 01111111 11111111 7FFF Wen 0 off 10 12 0100 0000 0000 OXXX 4000 16384 0 off 5 8 0010 0000 0000 OXXX 2000 8192 0 off 2 5 6 0001 0000 0000 0XXX 1000 4096 0 off 0 156 4 125 00000001 00000XXX 0100 256 0 off 0 01 4 0078 0000 0000 0001 0XXX 0010 16 0 off 0 005 4 0039 0000 0000 0000 1XXX 0008 8 0 off 0 4 000
128. ion The power supply for the relay coils is not made via the power jumper contacts but directly from the electronics The respective output contacts of the switching element are therefore always positioned at the field side Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules Version 1 non floating 750 512 The power supply is made via a series connected supply terminal block for the respective operating voltage Power connections are made automatically from module to module when snapped onto the DIN rail One termination point of these contacts must be directly connected to the power supply Version 2 isolated outputs 750 513 750 514 These I O modules are not provided with integrated power jumper contacts Care should be taken to supply each isolated module with separate power supply connections The standard numerical assignment for Bus operation is from left to right starting with the LSB The positions of the different inputs in the configured station are via the user s choice A block type configuration is not necessary The output module can be connected to all buscouplers of the WAGO O SYSTEM Digital Outputs 750 512 514 517 1 10 03 98 WAGO 1 O SYSTEM Technical Data ELECTRONIC
129. iption is only valid for hardware and software versionx X X X X 2 C00 The product series number is printed on the right side of the module The operational mode described below is for the factory preset mode The following description is preliminary and is applicable to the factory configuration Many other operational modes are possible please contact WAGO for the corresponding settings Attention N Some modules do not provide all power jumper contacts e g 4 channel A module which needs all contacts e g 2 channel digital cannot be connected to the right hand side of modules which do not have 3 power jumper contacts The data exchange module is able to run with all WAGO 91 O SYSTEM buscouplers except for the economy type Data exchange module 750 654 1 07 07 98 WAGO i O SYSTEM Technical Data ELECTRONIT IC Series 750 654 Transmission channel TxD and RxD full duplex 2 channel Transmission rate 62500 Baud Bit transmission via 2 twisted pair with differential signals Resistance of cable 120 Q Current Consumption internal 65 mA max Transmission length max 100 m twisted pair Input buffer 128 Byte Output buffer 16 Byte Voltage supply via internal system Isolation 500 V System Supply Bit width internal 1 x 40 bits 1 x 8 bits control status Configuration none parameter configuration with software
130. l These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Inputs 750 467 468 487 488 1 20 07 98 WAGO i O SYSTEM Technical Data ELECTRONIC Configuration none optional via software parameter Wire connection CAGE CLAMP 0 08 to 2 5mm Item Number 750 467 468 487 488 Number of channels 2 4 2 4 Nominal voltage via system voltage DC DC converter Current consumption 60 mA 60 mA 60 mA 60 mA internal Overvoltage protection 35 V max Signal voltage 0 10 V Resistance 133 kQ typ Resolution 12 Bit Isolation 500 V system power supply Conversion time 2 ms typ Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature Q C 55 C Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Analog Inputs 750 467
131. l components in zone 2 This zone encompasses areas where explosive atmospheres can only be expected to occur rarely or short term It represents the transition between the area of zone 1 which requires an explosion protection and safe area in which for instance welding is allowed at any time Regulations covering these electrical components are being prepared on a world wide scale The standard EN 50 021 allows electrical component manufacturers to obtain certificates from the corresponding authorities for instance KEMA in the Netherlands or the PTB in Germany certifying that the tested components meet the above mentioned standards draft Type n ignition protection additionally requires electrical components to be marked with the following extended identification e A non spark generating function modules without relay without switches e AC spark generating contacts protected by seals function modules with relays without switches e L limited energy function modules with switch Further information For more detailed information please refer to the national and or international standards directives and regulations WAGOJ O SYSTEM 750 Aou Modular l O System maco 6 Application in Explosive Environments Classifications meeting the NEC 500 Ex 1 4 Classifications meeting the NEC 500 The following classifications according to NEC 500 National Electric Code are valid for North America Ex 1 4 1
132. lure using these outputs and a corresponding control program MODBUS Configuration 69 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 5 3 3 Configuration function The following registers can be read in order to determine the configuration of the connected modules Register Designation Description address CnfLen AnalogOut Number of I O bits with the process data words of the outputs CnfLen AnalogInp Number of I O bits with the process data words of the inputs CnfLen DigitalOut Number of I O bits with the process data bits of the outputs CnfLen Digitallnp Number of I O bits with the process data bits of the inputs slaveAdr read 1 Current node address The address is read when switching on the voltage supply 0 x 1027 Settings iau 1 The current settings are saved here These are interrogated when switching on the voltage supply DO D2 Baud rate D3 D4 Byte Frame Data Length 8 7 Bit Not in use Not in use End of Frame Time RTU ASCII mode Error Check switched off switched on Extended Functions switched off switched on Watchdog switched off switched on Not in use Table 5 49 Configuration function pu Default value when switching voltage on 70 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 5 3 4 Firmware information ELECTRONI eiC These registers are used to read out information about the coupler or controller firmware Register address Designation Revison IN
133. materials to the temperature classes and material groups in percent Temperature classes TI T2 T3 T4 T5 T6 Total 26 6 94 42 8 25 5 94 9 4 9 0 0 2 432 Explosion group IIA IIB IIC Total 80 2 96 18 1 0 7 436 Number of classified materials Ex 1 3 5 Types of ignition protection Ignition protection defines the special measures to be taken for electrical components in order to prevent the ignition of surrounding explosive atmospheres For this reason a differentiation is made between the following types of ignition protection we co WAGO I O SYSTEM 750 gA Modular l O System Application in Explosive Environments 5 Classification meeting CENELEC and IEC Identifi CENELEC IEC Explanation Application cation standard standard EEx o EN 50 015 IEC 79 6 Oil encapsulation Zone 1 2 EEx p EN 50 016 IEC 79 2 Overpressure Zone 1 2 encapsulation EEx q EN 50 017 IEC 79 5 Sand encapsulation Zone 1 2 EEx d EN 50 018 IEC 79 1 Pressure resistant Zone 1 2 encapsulation EEx e EN 50 019 IEC 79 7 Increased safety Zone 1 2 EEx m EN 50 028 IEC 79 18 Cast encapsulation Zone 1 2 EEx i EN 50 020 unit IEC 79 11 Intrinsic safety Zone 0 1 2 EN 50 039 system EExn EN 50 021 IEC 79 15 Electrical components Zone 2 for zone 2 see below Ignition protection n describes exclusively the use of explosion protected electrica
134. merical format for Siemens In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 4 least significant Bits are reserved for diagnostic and status purposes 750 481 Temp Ohm Binary value X without meaning C F short circuit or Hex Dec F open circuit U overflow XFU gt 400 1111 1111 1111 1 001 FF F9 65529 883 400 0111 111111111 000 TFF8 32866 560 300 0110000000000 000 6000 24576 266 200 0100 0000 00000 000 4000 16384 0 100 0010000000000 000 2000 8192 125 50 0001000000000 000 1000 4096 185 25 0000010100000 000 500 1280 200 20 0000010000000 000 400 1024 200 0000 0000 00000 001 1 If you have questions about the formatting of this data please contact WAGO for I O System technical support Input for PT100 750 461 481 5 17 08 98 WAGO i O SYSTEM ELECTRONIT IC Input for Thermocouple Modules PN 750 462 750 469 750 462 000 XXX Channel 1 Channel 2 Status On d lt lt Status On Error 4 Error TC2 75 TC1 T n c2 em TC1 gt shield gt screen lt shield screen Technical description This descrip
135. module for the respective operating voltage Power connections are made automatically from module to module when snapped onto the DIN rail Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules All 2 channel digital inputs are 4 conductor devices allowing the direct connection of 4 conductor sensors with the terminations V OV ground and signal The 4 channel digital inputs are suitable for the direct connection of two 3 conductor sensors V OV signal The power distribution module 750 614 is available for the connection of more sensors to V and OV The modules 750 408 and 750 409 are low side switching A 2 wire proximity switch can be connected to the modules 750 410 and 750 411 RC filters are series connected to the 5 24 and 48 V versions for noise rejection and switch debouncing They are available with time constants of 3 0 ms and 0 2 ms The standard numerical assignment for bus operations is from left to right starting with the LSB The positions of the different I O modules in the configured node station are selectable by the user A block type configuration is not necessary The Input module can be connected to all buscouplers of the WAGO I O SYSTEM Digital Inputs 750 400 415 1 10 03 98 WAGO
136. n for the power supply to the electronics in the coupler controller enclosure the assembled I O modules and the power supply in the field area MODBUS Coupler controller 9 15 12 99 WAGO 1 O SYSTEM a a 2 2 Power supply 24V 24V 230 24V Fig 2 2 Power supply The power supply on the field side is electrically isolated from the electronic supply In this manner sensors and actuators can be supplied and fused by a separate voltage source If a non regulated power supply is used for the 24 V voltage supply of the coupler controller electronics it must be ensured that they are supported by a capacitor 200 uF per 1 A load current To this effect a back up capacitor module was developed for the WAGO I O SYSTEM This module serves for smoothing an unstable 24 V DC voltage supply in as much as the specified voltage deviation required cannot be maintained Cause for these fluctuations could be a voltage interruption on the primary side a secondary side overload or the switching of non quenched inductivity and capacities N ATTENTION Under no circumstances connect a voltage supply other than 24 V DC on the and power supply modules of the coupler controller A power supply voltage of max 230 V AC can only be
137. nalog output modules Digital output modules Input modules for thermal elements Digital output modules with diagnosis 2 Bit channel Input modules for resistance sensors Power supply modules with fuse holder diagnosis Pulse width output modules Solid State power relay Interface module Relay output modules Up down counter I O modules for angle and path measurement Table 5 11 I O module data width 32 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E a The following figure is an example for a process input image The configuration comprises of 10 digital and 8 analog inputs The process image thus has a data length of 8 words for the analog and 1 word for the digital inputs i e 9 words 5 1 4 Application examples Input modules 750 400 400 467 467 400 467 400 400 467 P Word1 Word1 Word1 Word1 Process input image Bit 2 2 Word2 Word2 2 Worda 2 2 Word2 Word MODBUS addresses 0x0000 Word1 0x0001 Word2 a 0x0002 Word1 0x0003 Word2 0x0004 Word1 EM 1 0x0006 Word1 I 5 4 I 31 H 34 0x0008 Process input image Bit MODBUS addresses 0x0000 f 0x0001 0x0002 0x0003 0x0004 0x0005 0x0006 0x0007 0x0008 0x0009 JAAA CH CH A NE CA Fi
138. napped onto the DIN rail Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The input module can be connected to all buscouplers of the WAGO O SYSTEM except for the economy type Analog Inputs 750 476 478 2 18 03 1999 WAGO i O SYSTEM ELECTRONI SiC Technical Data tem Number 750 476 750 478 750 476 000 200 750 478 000 200 Number of channels Nominal voltage via system voltage DC DC 24 V max Internal current 75 mA typ consumption 15 Bit sign Input filter frequency sampling frequency Transition frequency Wandlungszeit 80 ms typ Bitwidth per channel 16Bit Data optional 8Bit control status Configuration none optional via software parameter Operating temperature Q C 55 C Wire connection CAGE CLAMP 0 08 bis 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Analog Inputs 750 476 478 3 18 03 1999 WAGO i O SYSTEM ELECTRONI SiC The numerical format All analog values will be shown in a unit numerical format The resolution for 750 476 and 750 478 is 15 Bit plus sign 750 476 478 Input voltage Value Status LED 0 10V 10V Binary Hex Dec hex ao Curr ara E A wer me eran ne a ar e fomes ao 00
139. nary Value Dec 10 0111 1111 1111 1111 32767 5 0100 0000 0000 0000 40 00 16384 2 5 0010 0000 0000 0000 20 00 8192 1 25 0001 0000 0000 0000 10 00 4096 0 0781 0000 0001 0000 0000 01 00 256 0 0049 0000 0000 0001 0000 00 10 16 0 0024 0000 0000 0000 1111 00 OF 15 0 0000 0000 0000 0000 0 00 22 5 1110 0000 0000 0000 E0 00 57344 5 1100 0000 0000 0000 CO 00 49152 7 5 1010 0000 0000 0000 A0 00 40960 10 1000 0000 0000 0000 80 00 32768 Analog Outputs 750 556 3 10 03 98 WAGO i O SYSTEM ELECTRONIC End module Potential multiplication module Separation module PN750 600 750 614 750 616 750 616 030 000 ALA ACK QOO QOO IL LE A OD OO BE Bice A power miN A su Ji f f i pply a A 5 EAE mE cd power i contacts 8 5 OA REA Ww ja 750 600 750 614 uo v ws Technical Description After the fieldbus node is assembled with the correct buscoupler and selected I O modules the end module is snapped onto the assembly It
140. nded by additional I O modules for which one or more words are assigned per channel the I O module addresses are displayed accordingly by one or two bits per channel Data width 2 1 word channel Data width 1 Bit channel Analog input modules Digital input modules Analog output modules Digital output modules Input modules for thermal elements Digital output modules with diagnosis 2 Bit channel Input modules for resistance sensors Power supply module with fuse holder diagnosis Pulse width output modules Solid State power relay Interface modules Relay output modules Up down counter I O modules for angle and path measurement Table 5 28 Data width of I O modules MODBUS Configuration 49 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 5 2 5 Application example The following figure is an example of a process input image The configuration comprises of 10 digital and 8 analog inputs The process image thus has a data length of 8 words for the analog and 1 word for the digital inputs i e 9 words in total Input modules 750 400 400 467 467 400 467 400 400 467 Bit1 1 1 1 1 Word1 Word1 Word1 Word1 Process input image Bit 2 2 Word2 Word2 2
141. ng Sensor 0V DC Output Supply return for encoder supply Sensor 45V DC Output 5 Volt DC supply for encoder 24V DC Input 24 Volt DC supply field connection OV DC Input Supply return field connection Gate Input 24 Volt DC input for gate signal 24V DC Latch Input 24 Volt DC input for Latch signal 24V DC The Input Gate stops the counter Only 0 V or an open connection initialize the counter 24 V stops the counting process Quadrature Encoder 750 631 3 10 03 98 WAGO i O SYSTEM ELECTRONIT IC The input Latch controls the overtaking of the actual counter value into the Latchregister This input is activated by teh control bit EN LATEXT 1 EN LACT has to be deactivated 0 The first change from 0 V to 24 V at the Latch input takes the actual counter value into the Latchregister The control byte contains the information as listed below Control Byte Configuration Bit7 Bit6 Bit 5 Bit4 Bit3 Bit2 Bit 1 Bit 0 o x CFAST M x Ix CNT SET EN LATEXT EN LATC 0 x Operation Mode Release Index Pulse X X Counter Set Release Latch Please note Bit 7 is a reserved bit and must always be set to 0 It is responsible for register communication which is not decribed in this chapter Bit Function CFAST M Fast mode operation Only the counter module function will be operable All other control bits will be ignored CN
142. ng operation The error check is set with the DIP switch P5 Error Check ignored off being processed fon Table 5 6 Error Check coupler The standard setting is the switched on error check 5 1 1 7 Extended Functions The register for further internal diagnostic possibilities extended functions in the address space of the coupler are not yet available For this reason do not change the DIP switch P6 standard setting off Extended Functions available on Table 5 7 Extended Functions coupler In the standard setting other diagnostic possibilities are switched off MODBUS Configuration 29 15 12 99 WAGO 1 O SYSTEM ll EI 5 1 1 8 Watchdog The watchdog serves for monitoring the data transfer between the higher ranking controls and the coupler If no communication has occurred after a default time the node is set into a secured status i e the digital outputs of the node are set to 0 and the analog outputs are set to the minimum value e g with 4 20 mA to 4 mA The watchdog is switched on with DIP switch P7 Table 5 8 Watchdog coupler The standard setting is with the watchdog switched on Selection of the watchdog is described in more detail in chapter 5 3 2 5 1 1 9 Update Firmware The DIP switch P8 releases the loading of a new firmware This function has not yet been implemented for this reason do not change the standard setting off of the switch ATTENT
143. numerical format All analog values will be shown in a unit numerical format The resolution is 12 Bits The 3 LSBs are not taken into account The following table will explain the numerical format 750 550 Output voltage 0 10 V Binary Value Hex Dec 0111 1111 1111 1111 7F F8 32767 0100 0000 0000 0000 40 00 16384 0010 0000 0000 0000 20 00 8192 1 25 0001 0000 0000 0000 10 00 4096 E E I EY oo Mw ee ee SS MEER Analog Outputs 750 550 580 10 03 98 WAGO 1 O SYSTEM The numerical format for Siemens ELECTRONIC In addition to the full 16 bit indication of the measured value it is possible to use the Siemens format The measured value is represented by the most significant 12 Bits The 3 least significant Bits are reserved for diagnostic and status purposes 750 580 Output Binary value voltage Hex Dec 0 10 V gt 10 0101 0000 0000 XXXX 50 01 20481 10 0100 0000 0000 XXXX 40 00 16384 7 5 0011 0000 0000 XXXX 30 00 12288 5 0010 0000 0000 XXXX 20 00 8192 2 5 0001 0000 0001 XXXX 10 08 4104 1 25 0000 1000 0000 XXXX 800 2048 0 0000 0000 0000 XXXX 0 0 If you have questions about the formatting of this data please contact WAGO for T O System technical support Analog Outputs 750 550 580 10 03 98 WAGO 1 O SYSTEM ELECTRONIC 2 Channel Analog Outputs 0 20 mA 4 20 mA PN 750 552 554 584 Status Status 01
144. o the cut outs provided The switch on the interface printed circuit board for setting 2 and 4 wire connections or for the matching resistors can be found in the following illustration off Termination po 4 wire Rx path pe E 9 activ Termination m EX 2 wire or 4 wire Tx path f e activ 2 wire 4 wire 2 wire 4 wire Fig 2 9 Interface printed circuit board For 2 wire connections RxD and TxD are short circuited By the termination a series circuit comprising of 3 resistors is connected to the bus conductor terminations 5V l 390 150 390 O Data line Fig 2 10 Internal matching resistors and interface switches The standard setting for the supplied coupler controller is a 2 wire connection and a switched off matching resistor Four wire connections can be terminated as well as the receiver line MODBUS Coupler controller 17 15 12 99 WAGO 1 0 SYSTEM il aA 2 5 2 RS 232 Coupler 750 314 and 750 316 Controller 750 814 and 750 816 The MODBUS can also be operated directly on an RS 232 interface The D SUB connection plug is connected in this case as follows aoo o do y tx fow jSindrcoved ooo RxD m jSgnatansmted o y aoe o a 5 enp PWR Signaland supply earth ground oo e rots ooo po noted B
145. ocess output image Bit Addresses MODBUS PLC 0x0000 0x0200 amp QX4 0 ff 0x0001 0x0201 Qx4 1 f Process output image Bit Addresses MODBUS PLC ox0200 Qx4o f ox0200 Qx41 f Fig 5 12 Example for process output image controller MODBUS Configuration 51 15 12 99 WAGO 1 O SYSTEM ll a 5 2 6 Controller operating system Reset Hardware Firmware Initialization of the system Reading I O PLC computation Writing I O Operating system functions Fig 5 13 Operating system controller 52 WAGO O SYSTEM DERE Mode switch Firmware Variables are set to 0 or FALSE or to their initial value flags remain in the same status Fieldbus data I O modules Fieldbus data I O modules Diagnosis communication MODBUS Configuration 15 12 99 ELECTRONIC 5 3 Common coupler controller functions 5 3 1 Implemented MODBUS functions The following table shows the functions which support both the MODBUS coupler as well as the MODBUS controller Function Description Read Coil Status Read input bits and output bits as an octet string F unctions are i ical Read Input Status Read input bit as an octet string india Read Holding Registers Read number of input words Enmeliane re F identical Read Input Registers Read number of input words Table 5 29 Implemented functions
146. of in or outputs can be chosen by two DIP switches 2 4 6 or 8 bits are possible 1 2 3 or 4 channel modules A third DIP Switch chooses inputs or outputs The kind of configuration is indicated by means of 3 LEDs even if there is no voltage applied N The binary spacer module works like a supply module The power supply must be made for the following modules Binary spacer module 750 622 21 07 98 WAGO JI OJSYSTEM ELECTRONIT IC Technical Data Item number 750 622 Number of in or outputs 2 4 60r8 Nominal voltage 5 V DC internal Internal current consumption 10 mA max Voltage field side 24 V DC 15 20 Current via power jumper 10 A max contacts Input current field side Isolation 500 V system power supply Internal bit width 2 4 6 oder 8 Configuration none optional via software parameter Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail The DIP switches and LEDs are used as follows When the switch is OFF the LED is also OFF dark green symbol When the switch is ON the LED lightens yellow OFF Inputs ON Outputs OFF OFF 2 Bit 1x 2 Bit ON OFF 4 Bit 2x2 Bit OFF ON 6 Bit 3x2 Bit on sBi 28 oc Examples 6 binary out
147. of simultaneity no priority exists Design the user programs of the MODBUS master and the PLC functionality such that conflicting instructions for simultaneous setting or resetting of outputs is excluded Applicable in all cases is that the individual instruction of the process illustration processed last will be written over MODBUS Configuration 43 15 12 99 WAGO 1 O SYSTEM 5 2 2 2 Data exchange between MODBUS master and PLC functionality The fieldbus data in the MODBUS master and in the PLC functionality have different address formats The addresses of the MODBUS master are displayed hexadecimal or decimal The PLC functionality uses absolute addresses MODBUS master 0x1000 ADU 0x100F 0x200F 4096 4111 8192 8207 256 Controller v v v v Ox1FFO Ox2FFO Ox1FFO 0x1FFF GITAS ano tel Controller Analog Digital Analog Digital Inputs Outputs PLC functionality Image i PIO Process Output Image Controller 750 812 750 814 750 815 750 816 I I Fig 5 8 Data exchange between MODBUS master and PLC functionality LEN e Outputs PLC Programmable Logic Controller Inputs a PII Process Input MODBUS Configuration 44 WAGO O SYSTEM a a 5 2 2 3 Data exchange between I O modules and PLC functionality I Outputs 750 Axx 6Xx Inputs I O modules QWO0 IWO PLC PII PLC PIO Y QW255 v
148. of the module The operational mode described below is the presetting The following description is preliminary and is applicable to the factory configuration Many other operational modes are possible please contact WAGO for the corresponding settings Attention Some modules do not provide all power jumper contacts e g 4 channel A module which needs all contacts e g 2 channel digital cannot be connected to the right hand side of modules which do not have 3 power jumper contacts The interface module is able to run with all WAGO O S YSTEM buscouplers except for the economy type RS232 TTY RS485 750 650 651 653 1 13 05 98 WAGO i O SYSTEM ELECTRONIT IC Technical Data Series 750 650 650 000 001 651 653 Transmission channel 2 1 1 T x D and R x D full 2 autom duplex Send Receive 1200 19200 baud Bit transmission 2x20mA acc to ISO 8482 Ressa kog internal max 1000m max 500 m twisted 232 cable twisted pair pair 128 bytes 16 bytes via internal system supply 500 V System Supply 1 x 40 bit 1 x 8 bit Control Status none parameter configuration with software Operating temperature 0 C 55 C CAGE CLAMP 0 08 bis 2 5 mn Dimensions mm Wx Hx 12 x 64 x 100 from upper edge of the carrier rail L Factory preset Baud rate 9600 baud Bit width internal 1 x 24 bit in out 1 x 8 bit Control Status RS232 TTY RS485 750 650 65 1 653 2
149. on wait until the input value is OX1X XXXX 0x00 0x00 0x00 0x00 the status byte shows the loading feedback carry over 0x00 0x00 0x00 0x00 0x00 as output value release counter Wait for the first and further counting pulse the input value is XX00 XXXX 0x00 0x00 0x00 0x00 no counting pulse received the input value is XX00 XXXX 0x00 0x00 0x00 0x01 1 counting pulse received the input value is XX00 XXXX 0x00 0x00 0x00 0x02 2 counting pulses received the input value is XX00 XXXX OxFF OxFF OxFF OxFF maximum counting position is reached the input value is XX00 XXXX 0x00 0x00 0x00 0x00 a further counting pulse causes an overflow the input value is XX00 XXXX 0x00 0x00 0x00 0x01 a further counting pulse is received Notes 0x23 is a value in hexadecimal form 0101 1001 is a value in binary form X is used if the value at this position is without any significance Counter Module 750 404 4 20 07 98 WAGOJ OUSYSTEM ELECTRONIT IC Counter with enable input 750 404 000 001 J 1 rl Status Gate gt 01 ee og Status CLOCK 4 O2 o x I lt Clock Gate gt M ole e CD gt N 24V gt A oN power jumper contacts
150. on code the start address and the number of the set register mre wen e om Slaveaddress oog oog f o oso oae Starting address high 0x00 0x00 00 0x30 0x30 Number of register high 0x00 0x00 00 0x30 0x30 0x62 End of frame o Jm Jopoa Table 5 47 Example reply Preset Multiple Registers MODBUS Configuration 65 15 12 99 WAGO 1 O SYSTEM il E Function 5 3 2 Watchdog Fieldbus failure The watchdog serves for monitoring the data transfer between the higher ranking controls and coupler controller For this the higher ranking controls cyclically actuate a time function Time out in the coupler controller In the case of fault free communication this time cannot reach its end value because prior to this it is restarted again and again If this time has elapsed a fieldbus failure has occurred The watchdog must be switched on so that it can be activated see coupler settings or Controller settings In the coupler controller special registers are present for the selection and status inquiry of the watchdog by the higher ranking controls Register addresses 0x 1000 to 0x1008 After switching on the supply voltage the watchdog is not yet activated First lay down the time out value Register 0x1000 The watchdog can be activated by writing a function code in the mask register 0x1001 which is unequal 0 A second activation possibility is to write a value in the toggle register
151. onment by gas fumes or mist 3G II Zone 2 Explosive environment by gas fumes or mist ID II Zone 20 Explosive environment by dust 2D II Zone 21 Explosive environment by dust 3D II Zone 22 Explosive environment by dust WAGO I O SYSTEM 750 Modular l O System waca 4 Application in Explosive Environments Classification meeting CENELEC and IEC Ex 1 3 4 Temperature classes The maximum surface temperature for electrical components of explosion protection group I is 150 C danger due to coal dust deposits or 450 C if there is no danger of coal dust deposit In line with the maximum surface temperature for all ignition protection types the electrical components are subdivided into temperature classes as far as electrical components of explosion protection group II are concerned Here the temperatures refer to a surrounding temperature of 40 C for operation and testing of the electrical components The lowest ignition temperature of the existing explosive atmosphere must be higher than the maximum surface temperature Temperature classes Maximum surface Ignition temperature temperature of the combustible materials TI 450 C gt 450 C T2 300 C gt 300 C lt 450 C T3 200 C gt 200 C lt 300 C T4 135 C gt 135 C lt 200 C T5 100 C gt 100 C lt 135 C T6 85 C gt 85 C lt 100 C The following table represents the division and attribution of the
152. ons level of an explosive atmosphere This division based on the probability of an explosion occurring is of great importance both for technical safety and feasibility reasons knowing that the demands placed on electrical components permanently employed in an explosive environment have to be much more stringent than those placed on electrical components that are only rarely and if at all for short periods subject to a dangerous explosive environment WAGOJ O SYSTEM 750 Bou Modular l O System maco 2 Application in Explosive Environments Classification meeting CENELEC and IEC Explosive areas resulting from gases fumes or mist e Zone 0 areas are subject to an explosive atmosphere gt 1000 h year continuously or for extended periods e Zone areas can expect the occasional occurrence of an explosive atmosphere gt 10 h lt 1000 h year e Zone 2 areas can expect the rare or short term occurrence of an explosive atmosphere gt 0 h lt 10 h year Explosive areas subject to air borne dust e Zone 20 areas are subject to an explosive atmosphere gt 1000 h year continuously or for extended periods e Zone 21 areas can expect the occasional occurrence of an explosive atmosphere gt 10 h 1000 h year e Zone 22 areas can expect the rare or short term occurrence of an explosive atmosphere gt 0 h lt 10 h year Ex 1 3 2 Explosion protection group In addition the electrical components for
153. oo nots ooo eoo noted o E Table 2 4 RS 232 plug assignment The pin assignment permits the use of commercially available 9 pole 1 1 sockets plug lines for direct connection to a PC 18 MODBUS Coupler controller WAGO 1 0 SYSTEM 15 12 99 maco Configuration Interface The configuration interface used for the communication with WAGO I O CHECK or for firmware upload is located behind the cover flap Configuration interface Fig X 1 Configuration interface g01xx06e The communication cable 750 920 is connected to the 4 pole header Warning The communication cable 750 920 must not be connected or disconnected while the coupler controller is powered on MODBUS 18a WAGO I O SYSTEM 750 T a 3 Technical Data 3 1 Dimensions 100 u E D 2 Z t e t o o x z 65 Fig 3 1 Dimensions of coupler controller MODBUS Technical data 19 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC 3 2 Coupler SYSTEM DATA 1 200 m depends on baud rate on the 150 19 200 bauds Table 3 1 System data coupler TECHNICAL DATA 750 312 750 314 750 315 750 316 Max number of I O modules Digital points per node 256 inputs and outputs i Analogue points per node 128 inputs and outputs Configuration possibility DIP switch and decimal coder via PC or PLC device Bus coupler connection 1 x D Sub 9 Voltage supply 24 V DC 15 20 Internal
154. ot result in a faulty recognition of the endof frametime The setting of the end of frame time is made with DIP switches P1 to P3 End of Frame Time Ecc je e CNN Table 5 4 End of Frame Time coupler The standard setting is 3 x frame time The settings 1 ms 10 ms and 50 ms are only implemented as from firmware version 2 5 of the MODBUS coupler 5 1 1 5 ASCII RTU mode MODBUS permits two different transmission modes ASCII mode Each byte 8 Bit is sent as a 2 ASCII characters Advantages Displayable characters are transmitted The gaps between characters need not be observed provided they do not exceed 1 second RTU mode Each byte 8 Bit comprises of two 4 bit hexadecimal characters Advantages As only 1 character has to be transmitted for each byte a higher data throughput is achieved in comparison to the ASCII mode The setting is made using DIP switch P4 Table 5 5 ASCII RTU mode coupler The standard setting is RTU mode 28 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E a A check sum CRC is calculated from the frame to be transmitted in the sender higher ranking controls This check sum is transmitted in the frame to the receiver coupler Once the error check is activated this check sum is compared with the check sum calculated in the coupler on the basis of the same instruction An error is signalled by a red LED CRC 5 1 1 6 Error Check ATTENTION Do not set this option duri
155. owledge bit is set when a counter value is latched into the module via the Latch input LACT_VAL The Latch Index Pulse Valid Acknowledge bit is set when a counter value is latched into the module via the Index pulse Quadrature Encoder 750 631 10 03 98 WAGO 1 O SYSTEM ELECTRONIT IC It is possible to process and or check the below listed actions via the control and status bits Extending the 16 bit counting range The internal counting range is 16 bits or a maximum value of 65535 Should the application require an extended count range the location difference integration method may be employed This method uses the control system to store the interrogated counter value Any new interrogated value will have the previously stored counter value subtracted from it This value will then be added to an accumulated register value It is assumed that the counter difference of the two interrogated values is smaller than 16 bits therefore overflows need not be considered Another method calculates the extended counter range via the underflow and overflow status bits The interrogated value is either added or subtracted to the accumulation register depending upon the status of the overflow or underflow bits Set Counter Position The presetting of the counter is possible via the CNT_SET bit The desired preset is loaded into the data register and the CNT_SET bit is set from 0 to 1 The CNTSET ACC bit will be set to 1 when the preset v
156. pe SSI encoder 750 630 1 10 03 98 WAGO 1 O SYSTEM Technical Data ELECTRONIC Series 750 630 630 000 001 630 000 006 Encoder connections Data Input D D Clock Output CI CI Current consumption Gnternal 85mA typ Power supply 24V DC 15 20 Sensor power supply 24V DC via power jumper contacts Baud rate max MHz Data field width 32 Bit Signal output clock differential RS 422 Signal input positional differential RS 422 Output data format Graycode Dualcode Bit width 32 Bit Data 8 Bit Control Status Configuration none optional via software parameter Signal isolation 500 V system power supply SSI encoder 750 630 10 03 98 WAGO i O SYSTEM Temperature range 0 C 55 C Wire connection CAGE CLAMP 0 08 x 2 5mm AWG 28 14 Dimensions mm WxHxL 12 x 64 x 100 from upper edge of carrier rail Default Configuration 125kHz 125kHz 250kHz Graycode Binary Graycode 24 Bit Data 24 Bit Data 24 Bit Data Resolution Resolution Resolution 2 ELECTRONIT IC Terminal Configuration Input Type Function Signal D and Signal D Input RS422 Positional data from encoder Graycode Signal Cl and Signal CL Output RS422 Clock signal output for communications interface 24 V DC Input 24 V DC supply voltage to modul
157. puts 3x 2 channel output modules 4 binary inputs 2x 2 channel input modules Binary spacer module 750 622 2 21 07 98 WAGOJ OUSYSTEM ELECTRONIC SSI Encoder Interface PN 750 630 750 630 000 001 750 630 000 006 li s SSI SSI Stat C channalT gt MOS QO D D i CT D q 24v OU E CDI A power jumper contacts N PY ov Ho v COL OLI A CI oz w e Technical Description This technical description is only valid for hardware and software versions XXX X2 B 0 2 The product series number is printed on the right side of the module The operational mode of the module is factory preset to discern a 24 bit absolute encoder Graycode signal transmitted at 125kHz The following description is preliminary and is applicable to the factory configuration Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The SSI Interface is able to run with all WAGO I O SYSTEM bus couplers except for the economy ty
158. r Input byte 0 Status byte Input byte 2 Input byte 1 XX OXXX XXXI XX XX OXXX XXX0 XX The data is still being transferred Data transfer completed Receiving the character chain WAGO As soon as RAZRR the input bytes contain data Output byte 0 Control yte Output byte 2 Output byte 1 Xx OXXX 000X Xx Xx Input byte 0 Status byte Input byte 2 Input byte 1 XX OXXX 0X0X XX XX No received data available W 0x57 0011 0XIX G 0x47 A 0x41 The information is in the input bytes After the 3 characters have been processed RA is inverted Output byte 0 Control byte Output byte 2 Output byte 1 XX OXXX 001X If RAZRR the receiving of additional characters will continue Input byte 0 Status byte Input byte 2 Input byte 1 XX OXXX 0X1X XX XX 0x 4F 0001 0X0X XX XX No received data available The information is in the input bytes After the characters have been processed RA is inverted Output byte 0 Control byte Output byte Output byte XX OXXX 000X XX XX Notes 0 x 23 is a hexadecimal value 0101 1001 is a binary value An X indicates that this particular value has no importance XX indicates that the whole value has no importance Status Indicators The 3 green LEDs have the following function Function Non Function Output Status TxD Input Status RxD RS232 TTY RS485 750 650 651 653 9 13 05 98 WAGO i O SYSTE
159. rammable fieldbus controller I O Dates for higher ranking controls Programmable fieldbus controller Signal pre processing reducing fieldbus data Programmable fieldbus controller for decentral control Independent testable unit Fig 1 9 Decentralisation methods Central control using a coupler or a controller 1 The process methods common to date All input sensor signals are joined in the coupler Slave and led to the higher ranking controls Master via a bus system The data generated for signal output in the higher ranking controls reaches the actuators via bus and nodes The reaction time of the controls is dependent upon the fieldbus This principle can be performed in the same manner using the controller Signal pre processing using controller 2 Certain control tasks e g impulse generation delays and counts e g quantity are taken care of on site The logic operations required are processed in the controller The bus system only transmits the results of the logic operations as process data to the higher ranking controls For signal pre processing the amount of fieldbus data required is less than that required for a central connection 6 MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 E a The on site controller controls an assigned function area e g a machine unit or components of a transport system The unit test can be made independently i e without higher ranking controls Decentral control with
160. rmines the address of the first output word to be set The value to be set is determined in the inquiry data field In the example the register O is set in slave 11 ASCII Field name U RT Statoffram J mes xa Slaveaddress Joos o8 oB _ 0x30 ox42 Function code 0x66 oxo 06 0x30 oxse Register address high 0x00 0x00 00 0x30 0x30 Preset data high 0x12 0x12 12 0x31 0x32 Preset data low 0x33 0x34 x Lo End of frame 1 12 13 OxD OxA Table 5 40 Example inquiry Preset Single Register Reply The reply is an echo of the inquiry and is sent after setting the register Field name RTU ASCII Start of frame jui e fosa Slave address 508 foxos 08 0x30 ox42 Function code Joxe oxo 0 amp _ 0x30 0x6 Register address high 0x00 0x00 00 0x30 0x30 Preset data high 0x12 0x12 2 0x31 0x32 Preset data low 0x33 0x34 x End of frame t1 2 03 oxb OxA Table 5 41 Example reply Preset Single Register 62 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 ELECTRONIC 5 3 1 8 Fetch Comm Event Counter Function code 0x0B This function returns a status word and an event counter from the communication event counter of the slave With this counter the master can determine whether the slave has treated the slave without a fault Following each successful news processing the counter counts up This counting pro
161. s Test for impulses acc Type of impulse half sinusoidal to IEC 68 part 2 27 Intensity of impulse 15 g peak value 11 ms maintenance time Route of impulse 2 impulses in each of the vertical 3 axes Table 7 3 Tests 80 MODBUS General conditions WAGO 1 O SYSTEM 15 12 99 u A 7 4 Class and degree of protection Class of protection Class of protection acc to IEC 536 VDE 0106 part 1 The ground earth connection to the DIN carrier is necessary Degree of protection Degree of protection acc to IEC 529 IP 20 protection against direct contact with standard probes Protec against foreign bodies Diameter gt 12 mm Protection against water No particular protection We offer enclosures made of aluminium die cast polyester or stainless steel with the IP65 degree of protection to protect against water infiltration see WAGO I O SYSTEM catalogue 7 5 Specifications and test results Approvals UI listed E175199 E198726 CSA LR 18677 57 750 xxx 1xx xxx Ex approvals Atex prEN50021 EEX nV II TA Ul listed Class I Div2 ABCD TAA Conformity marking CE MODBUS General conditions 81 15 12 99 WAGO 1 O SYSTEM u A 7 6 Electromagnetic compatibility The following requirements for electromagnetic compatibility are fulfilled by all modules of the WAGO I O SYSTEM except for 750 630 and 750 631 Immunity to interference EN 50082 2 95 EN 61000 4 2 EN 61000 4 3 10 V m 80 AM EN 61000
162. specified in the data field of the inquiry A value of OxFFOO sets the output bit to 1 a value of 0x00 on 0 Other values are not specified and have no effect on the output condition In this example the bit O is set to 1 in slave 11 ASCII Field name U annie Um Statoffram tts e osa Slave address Joos oxB amp 0x30 ox42 0x30 0x35 Coil address high 0x00 0x00 00 0x30 0x30 Force data high OxFF OxFF FF 0x46 0x46 X End of frame 1 12 13 oxb OxA Table 5 38 Example inquiry Force Single Coil Reply The reply is an echo of the inquiry and will be or is returned when the bit is set Field name U ASCII RT Statoffram J mes xa Slaveaddress Joos 08 oB 0x30 0x42 0x30 0x35 Coil address high 0x00 0x00 00 0x30 0x30 Force data high OxFF OxFF FF 0x46 0x46 Force data low 0x30 0x30 X E o End of frame t1 t2 t3 oxb oxA Table 5 39 Example reply Force Single Coil MODBUS Configuration 61 15 12 99 WAGO 1 O SYSTEM ELECTRONI eiC Function 5 3 1 7 Preset Single Register Function code 0x06 This function writes a value in one single output word also Output register This function can also be sent as a broadcast in which case the same output word is set in all slaves Inquiry Addressing starts with 0 The Modicon address starts with 1 0x01 The inquiry dete
163. ssssooese 79 7 2 Climatic conditions ER 79 7 3 Mechanical condit Ios iiio aero cineri mn gemi ias i ue b EIER VAPEUR bM EE 80 7 4 Class and degree of protection cce eere eere eee e eee eese eese ens 81 7 5 Specifications and test results 4 eere eee e ee eee eee ee eere ee eren seen e eeta 81 7 6 Electromagnetic compatibility eee ecce eere e eene eere eene rena 82 MODBUS Introduction ix WAGO 1 0 SYSTEM 15 12 99 i a x MODBUS Introduction WAGO 1 O SYSTEM 15 12 99 E a 1 WAGO I O SYSTEM 1 4 Components The WAGO I O SYSTEM comprises of various components which allow the creation of modular and user specific fieldbus nodes for various fieldbusses E E RT 5053 04 00 00 00 50 00 agaa 09 60 60 68 Lid Hid I HL LIL TL I L E ELI EOS E Ne ese UU I 34463169168168165 880 gada 160 00 OJOJOO iq m A ea y NEE a CES Sen e e se se i i D 9 a t o t o lt nN ET o D R Fig 1 1 Structure of a fieldbus node with the WAGO I O SYSTEM General In all cases a fieldbus node comprises of a fieldbus coupler 1 or a programmable fieldbus controller 1 as head station a number of I O modules 2 and an end module 3 which forms the end of the system In the following description the term Coupler is used for the fieldbus coupler and the term Controller for the programmable fieldbus controller
164. suppl N SS upply he m UN C i J power a Power AMA jumper ncis contacts L p E y Li OO v WAGO 750 601 U T Technical Description The supply module provides I O module power through the power jumper contacts Maximum current supply to all connected modules is 10 A Maximum current supply to the modules with fuse holder is 6 3 A Should higher currents be necessary intermediate supply modules may be added in the assembly The modules 750 601 609 615 610 and 611 are additionally equipped with a fuse holder The change of the fuse is very easy by drawing out the fuse holder and changing the fuse A blown fuse is indicated by a LED The modules 750 610 and 611 send information about the status of the supply module to the fieldbus coupler through two input bits Bitl Bit2 Description 0 0 voltage lt 15 V DC 1 0 fuse blown 0 1 fuse o k voltage o k Using the supply modules you have to look for the allowed voltage The following table shows the voltage for the supply modules The supply module 750 613 supplies the field side and te internal databus system voltage The internal system voltage can supply 2 A max If the sum of the internal current consumption exceeds 2 A an additional supply module must be added Supply modules 750 601 602 609 615 610 611 613 1 10 03 98 WAGO i O SYSTEM ELECTRONIC Technical Data Item Number 750 602 612 613 Voltage 24 V D
165. supplied via the power supply modules 750 609 750 611 and 750 612 N ATTENTION Disconnect the PE lead wires prior to undertaking an insulation test otherwise this will result in incorrect results or destruction of the I O module Back up capacitor module Order No 288 824 10 MODBUS Coupler controller WAGO 1 O SYSTEM 15 12 99 a a 2 2 1 Electronic supply voltage 24V O OV Internal bus Fieldbus Coupler Controller interface electronic Fig 2 3 Electronic supply voltage The electronic supply voltage 24 V DC is adapted using a voltage regulator and led to the coupler controller electronics as well as to the internal bus The electrical isolation of the external fieldbus system is made via a DC DC converter and via an optocoupler in the fieldbus interface The internal bus includes the internal communication between the coupler controller and the I O modules as well as the power supply for the I O modules The maximum power supply is 1 65 A If the sum of the internal power consumption of all I O modules exceeds this value it is necessary to fit additional internal system supply modules The control electronics in the I O modules are supplied by snap fit mounting the I O modules using the internal bus contacts A reliable contact is assured by gold plated self cleaning slide contacts The removal of a I O module will cause an interruption of the connection to the following I O modules The coupler con
166. t of trame mes v osa Slaveaddress oxB o8 0B oxso 0x42 Coil address high 0x00 0x00 00 0x30 0x30 Quantity of coils high 0x00 00 0x30 0x30 Quantity of coils low 10 0x31 0x30 Error Check LRC CRC De 0x44 0x36 End of frame jui jonoa Table 5 45 Example reply Force Multiple Coils 64 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 ELECTRONIC 5 3 1 10 Preset Multiple Registers Function code 0x10 This function writes values in a number of output words also Output register With a broadcast transmission the values are written in all slaves The maximum register number per frame is 128 Inquiry Function The first point is addressed with 0 The Modicon address starts with 1 0x01 The inquiry message determines the registers to be set The data is sent as 2 bytes per register The example shows how data is set in the two registers O and 1 in slave 11 Field name RTU Startofframe meas v oda Slaveaddress oxo8 oB oB oso 0x42 Starting address high 0x00 0x00 00 0x30 0x30 Number of register high 0x00 0x00 00 0x30 0x30 Number of register low 02 Data high register 0 0x12 0x12 ion 0x31 0x32 Data high register 1 0x56 0x56 be 0x35 0x36 0x43 End of frame ees omoa Table 5 46 Example inquiry Preset Multiple Registers Reply The reply returns the slave address the functi
167. t width per channel 16 Bit data 8 Bit control status detection of broken wire 750 469 Configuration none optional via software parameter Operating temperature 0C TEOSE Connection technique CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Presetting 100 C 1370 C Typ K The function module 750 462 permits the direct connection of thermocouple sensors The module is suitable for 2 or 3 wire thermocouples For the 2 wire connection technique connect the thermocouple wires between TC and TC For the 3 conductor technique the shield is also connected The operation of grounded sensors is provided by means of internal electrical isolation The function module 750 469 alos detects a broken wire You can find the PNs for the different sensor types for 750 462 in the following table Warning Both inputs are referenced to a common potential not isolated The linearization is provided over the complete range by a microprocessor The temperature ranges of the sensors are represented with a resolution of 1 bit per 0 1 C in one word 16 Bit Thus 0 C corresponds to the value 0000 and 25 5 C correspond to the value 0 x OOFF Temperatures below 0 C are represented in two s complement with a leading 1 Within the whole range of all thermocouples the function module works like a UV meter The voltage resolution is represen
168. tage switch on Test Coupler Controller functions and communication interface Determination configuration I O modules I O ERR LED red is blinking O RUN LED green I O ERR LED red is shining 1st flash sequence Introduction of the Fieldbus start error indication I O ERR LED red 2nd flash sequence Error code Number of flash cycles I O ERR LED red 3rd flash sequence Error argument Number of flash cycles Normal operation Fig 6 2 Run up coupler controller 74 MODBUS Start up and diagnosis WAGO 1 O SYSTEM 15 12 99 ELECTRONI eiC 6 2 MODBUS LED MODBUS OON TxD RxD CRC Fig 6 3 MODBUS LED The four following LEDs indicate the status of the coupler controller Node is ready for communication ON shining The node is working normally The LED is out for a short time when the receiver receives an incomplete frame or a frame for another node Node transmits data M blinking The node transmits a frame Node receives data shining The node receives a frame with own slave address or broadcast Node detects an frame with error CRC blinking The received error code differs from the calculated code The code information in the received frames when Error Check is activated Only controller Flash CRC shining The user programme is transferred from RAM to Flash Table 6 2 Status and error indication You have access
169. ted with 16 bits A processor converts the voltage value into a numerical value proportional to the measured temperature of the selected type of thermocouple In order to compensate the offset voltage at the clamping point a cold junction thermocouple compensation calculation is carried out The circuit contains a temperature measuring sensor at the CAGE CLAMP connection and considers the temperature offset voltage when calculating the measured value Input for thermocouple modules 750 462 469 2 WAGO 1 O SYSTEM Temperature Ranges of the connectable sensors ELECTRONIC 25 C 900 C 100 C 1370 C Default 100 C 1200 C 750 462 000 006 750 469 000 006 100 C 1000 C 750 462 000 008 750 469 000 008 100 C 400 C 750 462 000 002 750 469 000 002 100 C 1300 C 750 462 000 009 750 469 000 009 25 C 600 C 750 462 000 011 750 469 000 011 600 C 1800 C 750 462 000 007 750 469 000 007 0 C 1700 C 750 462 000 010 750 469 000 010 NIA A AZl4Alm Alr 0 C 1700 C 750 462 000 001 750 469 000 001 mV Meter 120 mV 120 mV 750 462 000 003 750 469 000 003 Table 1 Temperature ranges of the connectable sensors Attention The range of the mV Meter is 0 to 120mV at the moment LED functions green LED Function red LED Error ON Normal OFF
170. the WAGO I O SYSTEMS are slave devices Bus conflicts do not occur because only one node is sending The master makes a query for communication This query can be sent to a specific node or to all nodes as a broadcast message The nodes receive the query and return a response to the master depending on the kind of query Fig 4 1 Example of a MODBUS topology This bus topology is only valid for the variants with the RS 485 interface With RS 232 it is only possible to have a peer to peer connection You will find further information on MODBUS in Online information on MODBUS _ http Awww modicon com techpubs toc7 html MODBUS tools for PC http www win tech com MODBUS Description MODBUS 23 15 12 99 WAGO 1 O SYSTEM a a 24 MODBUS Description MODBUS WAGO I O SYSTEM 15 12 99 E a 5 Configuration 5 1 Coupler 750 312 750 314 750 315 750 316 5 1 1 Settings The factory set coupler configuration can be changed using the DIP switches FR and P The setting is made prior to start up Changes to switch settings during running operation does not affect the configuration This is only read in when switching on the coupler power supply The MODBUS coupler controller chapter describes how to remove the enclosure from the coupler to permit settings to be made Baud rate Byte Frame r 7 8Bit End of Frame Time Mode Error Checking
171. the fieldbus protocol This allows serial equipment such as printers barcode readers and links to local operator interfaces to communicate directly by the fieldbus protocol with the PLC or PC Master This module supports no higher level of protocol Communication is made completely transparent to the fieldbus allowing flexibility in further applications of the serial interface module The communication protocols are configured at the Master PLC or PC The 128 byte input buffer provides for high rates of data transmission When using lower rates of transmission speed you can collect the received data with less priority without loosing data The 16 byte output buffer provides for faster transmission of larger data strings The data transmission takes place at 9 600 baud default value 1 startbit 8 databits and 1 stopbit will be transmitted No parity is available The drivers are high ohmic The control of data is made by the user software The interface module can be used for bus connections as well as for point to point connections With bus connections modules that are not connected to the power supply can also be wired They do not disturb the bus connection receiver D termination transmitter ES termination ransmitter and receiver transmitter nd receiver ransmitter and receiver H
172. tion is only intended for hardware version X XX X2A01 The serial number can be found on the right side of the module The following description is preliminary and is applicable only to the factory configuration The shield is connected to S The connection is made automatically when snapped onto the DIN rail These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting Attention The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The thermocouple module can be connected to all buscouplers of the WAGO 1 O SYSTEM except for the economy type Input for thermocouple modules 750 462 469 1 WAGO 1 O SYSTEM Technical Data ELECTRONIC Item Number 750 462 469 Number of inputs 2 differential input max 3 5V Voltage supply via system voltage Sensor types J K B E N R S T U L mV Messung Cold junction compensation on each module Measuring accuracy lt 25 uV typ 15 uV Resolution 0 1 C per Bit Isolation DC DC 500V system power supply Input current internal 65 mA max Bi
173. to O and to the common ground The shield is connected to S The connection is made automatically when snapped onto the DIN rail These I O modules are not provided with integrated power jumper contacts The power supply is made by the data contacts with a DC DC converter The modules can work self supporting Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules which do not have 3 power jumper contacts e g 4 channel modules The output module can be connected to all buscouplers of the WAGO 1 O SYSTEM except for the economy type Analog Outputs 750 550 580 1 10 03 98 WAGO i O SYSTEM Technical Data ELECTRONIC Item Number 750 550 580 Number of channels 2 Nominal voltage via system voltage DC DC converter Current consumption 65 mA Gnternal Voltage supply via system voltage DC DC Signal voltage 0 10 V Resistance gt 5 kQ Resolution 12 Bit Isolation 500 V system power supply Bit width per channel 16 Bit Data 8 Bit Control Status Operating temperature OFC TESE Configuration none optional via software parameter Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail The
174. troller localises the i interruption point and sends a corresponding fault message via the red LED I O ERR ATTENTION Removing or inserting the I O modules with the voltage applied can lead to undefined conditions For this reason only undertake work on the I O modules when isolated from the power supply Internal system supply modules order No 750 613 MODBUS Coupler controller 11 15 12 99 WAGO I O SYSTEM il a 2 2 2 Supply voltage of the field side Pos 1 gt f 99 Pos 2 NL pz Fig 2 4 Power contact for the power supply to the field side The power is supplied to the field side automatically by snap fitting the individual I O modules via self cleaning power contacts Fig 2 4 These contacts are arranged on the right hand side of the coupler controller and the I O modules protected against accidental contact as spring contacts On the left hand side of the I O modules are corresponding male contacts as counter pieces Ensure that the current of the power contacts does not permanently exceed 10 A The PE contact is a preceding ground earth contact corresponding to the standards which can be used as a protective earth The contact has a leakage capacity of 125 A Function Please note that some I O modules do not have any or only individual power contacts dependent of the I O function This configuration is intended to interrupt the power supply If a field suppl
175. uarantee fault free operation Ensure that this information is adhered to The QUESTION MARK is intended to clarify terminology The BOOK symbol refers to additional literature manuals data sheets and web addresses MODBUS Introduction V 15 12 99 WAGO 1 O SYSTEM a Legal stipulations This manual including all of its illustrations is copyrighted deviations from the copyright stipulations are strictly prohibited Reproduction translation as well as electronic and photographic archiving or changes require the written approval of WAGO Kontakttechnik GmbH Non observance will result in claims for damage WAGO Kontakttechnik GmbH reserves all rights for changes or amendments which serve technical progress All rights for the issuing of patents or the protection of registered designs are reserved by WAGO Kontakttechnik GmbH Products of other suppliers are always referred to without reference to patent rights For this reason the existence of such rights cannot be excluded The use of the product described in this manual is solely intended for qualified persons trained in PLC programming qualified electricians or persons instructed by qualified electricians who are also familiar with the applicable standards and directives WAGO Kontakttechnik GmbH declines all liability for faulty operation and damages to WAGO products and products from other suppliers resulting from non observance of the information contained in this manual T
176. ull surface of the cage clamp pressure is applied against the conductor without damaging it Conductor deformation is compensated for and self loosening is avoided The transition point between the conductor and the CAGE CLAMP is protected against corrosive influences The connection can be made quickly and is also maintenance free saving the costs for a periodic checking of terminal connections The power supply modules of the WAGO I O SYSTEM are in part equipped with a fuse holder To isolate the following modules from the power supply the fuse holder can be removed For this insert a screwdriver into one of the slits available on each side and lift the holder Fig 1 5 Removing the fuse holder The fuses can be removed from or inserted into the holder with the fuse holder cover hinged down Following this close the cover and push the fuse holder back into the original position l 29 a 255 a S te Fig 1 6 Opening the fuse holder a _ Fig 1 7 Change fuse 4 MODBUS Introduction WAGO I O SYSTEM 15 12 99 E a Do not connect the I O module to gold spring contacts in order to avoid soiling and scratches Fig 1 8 Gold contacts MODBUS Introduction 5 15 12 99 WAGO O SYSTEM il EI 13 Methods of decentralisation By using the coupler or the controller it is possible to realise various methods for the decentralisation of control tasks Master Slaves Fieldbus coupler or prog
177. un has occurred Repeat step 3 and Step 4 Setting a watchdog a time overrun of more than 10 min 1 Write 0x1770 10 60 1000 ms 100 ms in the register for time overrun 0x1000 2 Write 0x0001 in the watchdog trigger register 0x1003 to start the watchdog 3 Write 0x0001 0x0000 0x0001 or a counter value in the watchdog trigger register 0x1003 to trigger the watchdog 4 Read the register of the minimum current trigger time and compare it with zero to check if a time overrun has occurred Repeat step 3 and Step 4 68 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 E a The evaluation of the watchdog register is made by the coupler firmware The internal bus is interrupted The digital outputs are set to O and the analog outputs are set to the minimum value e g with 4 20 mA to 4 mA Fieldbus failure on the coupler Fieldbus failure on controller The evaluation of the watchdog register is made using the function block FBUS ERROR INFORMATION in the control program The internal bus remains in function and the process illustrations are retained The control program can be further processed independently FBUS ERROR INFORMATION FBUS ERROR ERROR Fig 5 15 Function block for determining a fieldbus failure FBUS_ERROR BOOL FALSE no fault TRUE fieldbus failure ERROR WORD 0 no fault fieldbus failure The nodes can set to a safe status in the case of a fieldbus fai
178. wever in case of the 2 A versions it is possible to operate single channels at higher load currents however always verify that the total current does not exceed 3 5 A per module Example 2x2A standard 1x3 0A 1x0 5A total current 3 5 A The standard numerical assignment for bus operations is from left to right starting with the LSB The positions of the different I O modules in the configured node station are selectable by the user A block type configuration is not necessary The Output module can be connected to all buscouplers of the WAGOv Ov 9 S YSTEM Digital Outputs 750 501 504 516 519 1 10 03 98 WAGO i O SYSTEM Technical Data ELECTRONIC Item Number 750 501 502 Number of outputs 2 Kind of load resistive inductive lamps Nominal voltage 24V DC 15 20 Output current DC 0 5 A 2A Current consumption 7mA internal Isolation 500 V system power supply Internal bit width 2 Configuration without address or configuration adjustment Operating temperature 0 C 55 C Wire connection CAGE CLAMP 0 08 to 2 5mm Dimensions mm WxHxL 12 x 64 x 100 from upper edge of the carrier rail Item Number 750 504 516 Number of outputs 4 Kind of load resistive inductive lamps Nominal voltage 24V DC 15 20 Output current DC 0 5 A Current consumption 15 mA internal Isol
179. x Dec Status LED 4 20mA F open circuit U overflow XF 32 0111111111111 001 7F F9 32761 42 on 31 99 01111111 11110 000 7F FO 32752 0 off 20 5 0101 0010 00000 001 5200 20992 0 off 20 0101 0000 0000 0 000 5000 20480 0 off 16 0100 0000 0000 0 000 4000 16384 0 off 12 0011 0000 0000 0 000 3000 12288 0 off 8 0010 0000 0000 0 000 2000 8192 0 off 4 0078 0001 0000 0000 1 000 1008 4104 0 off 4 0001 0000 0000 0 000 1000 4096 O0 off 3 5 0000 1110 00000 011 OE O00 3584 0 on 0 0000 0000 0000 0 000 0000 o O on Analog Inputs 750 472 474 4 20 07 98 WAGO 1 O SYSTEM ELECTRONIC Input Binary value X without meaning current F short circuit or Hex Dec Status LED 0 20mA F open circuit U overflow XFU 0110 0000 0000 0 001 6001 24577 42 on 29 98 0101 1111 1111 1 000 SFF8 24568 0 on 20 5 01000001 1001 1 000 4198 16762 0 on 20 0100 0000 0000 0 000 4000 16384 0 off 10 0010 0000 0000 0 000 2000 8192 0 off 5 0001 0000 0000 0 000 1000 4096 0 off 2 5 0000 1000 0000 0 000 0800 2048 0 off 1 25 0000 0100 00000 000 0400 1024 0 off 0 625 0000 0010 0000 0 000 0200 512 0 off 0 00976 0000 0000 0000 1 000 0008 8 0 off 0 000 0 off 0000 0000 0000 0 0000 0 If you have questions about the formatting of this data please contact WAGO for I O
180. x00 00 0x30 0x30 EE X Table 5 30 Inquiry example Read Coil Status Reply The current values of the interrogated bits are packed in the data field A 1 corresponds to the ON status and a 0 to the OFF status The lowest value bit of the first data byte contains the first bit of the inquiry The others follow in an ascending order If the number of inputs are not a multiple of 8 the remaining bits of the last data byte are filled with zeroes If the number of bits interrogated exceed the number of inputs or outputs present in the node the remaining input bits are set to zero and the outputs contain the last valid value Statofframe fies v Josa Slave address oxo8 oog 0B oxso ox42 E1 Error Check LRC CRC OxD2 0x45 0x31 0x5D End of frame t1 t2 t3 OxD OxA Table 5 31 Reply example Read Coil Status MODBUS Configuration 55 15 12 99 WAGO O SYSTEM a The status of the inputs 7 to 0 is shown as byte value 0x12 or binary 0001 0010 Input 7 is the bit having the highest valency of this byte and input 0 the lowest value The assignment is thus made from 7 to 0 with OFF OFF OFF ON OFF Off ON OFF Bit 0 0 0 1 0 0 1 0 Coil 7 6 5 4 3 2 1 0 56 MODBUS Configuration WAGO 1 O SYSTEM 15 12 99 Function E a This function reads the input bits in the slave whereby broadcast is not supported With the coupler controller the number of points is limit
181. y is required for the following I O modules it is necessary to use a power supply module Take note of the individual terminal module data sheets The design of some modules does not physically allow assembly them in rows as the grooves for the male contacts are closed at the top By fitting an additional power supply module the field supply is always interrupted by the power contacts From this point a new power supply is made which can also include a potential change see Fig 2 2 This possibility guarantees a high degree of system flexibility 12 MODBUS Coupler controller WAGO O SYSTEM 15 12 99 E a The station address is set using both coding switches The settable address is within the 01 and 99 range The value 00 is reserved for the programming and configuration mode 2 3 Station address The lower coding switch serves for setting the address tens digit the upper coding switch for setting the units digit The address is only read in and saved when switching on Changes made during operation have no effect The following example shows the setting of address 62 X 1 ES Fig 2 5 Coding switch MODBUS Coupler controller 13 15 12 99 WAGO 1 O SYSTEM ll EI 2 4 Mode switch Mode switch only for controller Tan i Stop Reset gt i pushing down paate firmware Fig 2 6 Mode switch The mode switch is only available in the controller and permits a manual Run Stop status ch
182. yte 0 D1 Bit 16 31 Positional data Positional data Input byte 3 Input byte 2 SSI encoder 750 630 4 10 03 98 WAGO i O SYSTEM ELECTRONIC Quadrature Encoder Interface PN 750 631 750 631 000 001 IC N Latch IA ee e Voltage P e Gate Oo lt 4 Power supply N Sensor 5V BIB lt lt 24N cic ext Latch Sy 24N eo ext Gate 750 631 24V r C5 fl E w screen OO lt lt shield NEA Ww 75 Technical Description This technical description is only valid for hardware and software versions X X X X2B 0 1 The product series number is printed on the right side of the module The described operational mode is 4 times or quadrature sampling The following description is preliminary and is applicable to the factory configuration Attention N The lowest power jumper contact is not carried out for some modules e g 4 channel A module which needs all contacts e g 2 channel digital may not be connected to the right hand side of modules whi

Download Pdf Manuals

Related Search

Related Contents

DELL XPS 13  Bedienungsanleitung Teichskimmer Typ SK-30, SK-40 und  APC NetBotz Rack Access Pod 170  SKYTRAXX2.0PLUS 取扱説明書    Prime-Line E 2435 Instructions / Assembly  GUIDE D`UTILISATION C101PBC  Conditions générales - Le Club FUJIFILM PRO  "user manual"  User`s Manual  

Copyright © All rights reserved. Failed to retrieve file