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1. Word DZ Read Input Status Y Slave Address Read function Display format Access External Address Je lo Min valu Scientific NT00121 EN 07 Modbus master communication 3 3 Variable configuration page Variables can be added from this menu by clicking the button Add Use the following screen to define variables to be read on Modbus slave devices E Variables on T200 and F200C Single point information DI to add digital inputs Single point command DO to add digital outputs Measure Al to add analog inputs Analog output AO to add analog outputs Internal counter CNT to add a counter Double point information DDI to add a 2 bit digital input Double point command DDO to add a 2 bit digital output 0000000 Note these types of variables are actually only available on the Flair 200C o Double point information TSD to add a double point signalization 9 o Double point command TCD to add a double point command 9 9 Note these types of variables are actually only available on the T200 They will be also available soon on the Flair 200C Modbus master variable management Each variable created includes a specific zone called Modbus Master Communication parameters which permit to define the Modbus access parameters of these variable This zone includes E Topic number Topic to which to variable is attached Choose m 1 to5 or m Without2. is used where there can be major interference Event polling period When a Modbus slave has an event table Sepam or T200 slave type for example it is possible to retrieve this event table every x sec Retrieval of the slaves event tables makes it possible among other things to improve the time stamping of variables time stamping locally in the slave For this purpose the address of the event table must be defined refer to Slaves configuration page chapter For more information concerning event management please refer to the User Manual for the pro tocol Event on validity change in DNP3 and IEC101 104 protocol only events can be generated for all variables associated with a slave if the state of the communication with the slave changes loss of communication return of communication The events are then generated with the last known status but a status invalid valid is indicated bits NT IV in IEC 101 104 bit Offline in DNP3 Modbus TCP client parameters Parameters to be entered ifthe Modbus slave is declared on the Ethernet port Server port TCP port of the server Sepam on Ethernet for example Connection timeout period of communication inactivity with the slave before disconnection NT00121 EN 07 Easergy T200 F200C Modbus master communication Topics A topic is a group of variables not necessarily belonging to the same slave device and which can be upda
3. master Communication Slaves Configuration Control Module Measurement ault Indicator Variable management Digital inputs and outputs Variable configuration Classes configuration Schneider TIO4M xxBI22GZxxEx Electric Modbus master Communication Configuration RS485 iW Reply Timeout 1000 ms Administrator Diagnostic Maintenance Settings Serial Line Interface Polarization V End of line resistance V Line type 2 wires Ka Transmission speed 19200 bauds Parity Even v Number of stop bits i w maximum frame length E 5 Event Polling period long ms Events on validity change E Modbus TCP Client Parameters Server Port ez Connection Timeout eo s Topic 1 Slave Address k Watch period 1000 ms Topic on V 2 Slave Address a Watch period 2000 ms Topic On I 3 Slave Address TE Watch period 2000 SS Topic On I 4 Slave Address k o Watch period 4000 ms Topic On I 5 Slave Address Ra Watch period E 000 ms Topic On Modbus master communication information Slaves State Table Address 1280 Slaves Command Table hss Address 1339 Frames Tx 78 Frames Rx 0 Errors 0 Timeouts 77 Exception 01 0 Exception 02 0 Exception 03 0 Exception 04 0 Config DIDO 0 400 TSD TCD 0 200 AAO 1 300 Zones 1 Faulty Slaves 1 Server Port 502 en S Connection Timeout 4 Schneider P Electric Modbus master communication 3 Configuration 3 1 Modbus master communication config
4. E Lenght for analogue information type N bits only bit number of the bit to read from the first bit defined in the Bit field Note To calculate a decimal value in the form word bit proceed as follows Calculation of a word bit from a decimal address e Word address decimal address modulo 16 integer value e Bit address decimal part 16 Example address 255 gt 255 16 15 9375 Word 15 0 9375 16 15 Bit 15 WE Write function for output information only Function to be used for writing the variable E Read only for output information only If checked the control commands will not appear any more in the configuration software control screen therefore not allowing any more to write the variable locally but in any case can be controlled from SCADA The other variable parameters are described in the user manual of the T200 and Flair 200C The TCD variables needs to be configured with a specific parameter in the common zone General parameters E Logical adress of associated input To work properly a TCD must be associated to a TSD A TCD created will be configured on the Master T200 F200C to be associated to the corresponding TSD defined in the slave see image opposite Modbus Master traces page The maintenance pages include an additional trace for Modbus master provided that the Java Runtime Environment software has been installed which allows to view communication exchanges between th
5. MV Electrical network management Easergy range Flair 200C amp T200 MV substation control and monitoring units Modbus master communication Electric Schneider Easergy T200 F200C Summary 1 OVERVIEW EE 2 GENERAL ENEE Eege 3 CONFIGURA TON H 3 1 MODBUS MASTER COMMUNICATION CONFIGURATION BAGE 3 2 SLAVES CONFIGURATION PAGE cccccccecececececcccaccecececcaeacceceueceacaceueceaeaetaceseceauaeataceseceauaescsceneceaeaeacsuseneavarass 3 3 VARIABLE CONIGURATIONDAGE nunnu nnana a naaran PAALALA ALAARE REAREA ARALEA LALEA LARLEA LERLE R LARRE nanana nnn 4 CONNECTION OF THE RS232 RS485 TRANSMISSION LINK sssssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nun 21 178485 OR R 9422 CONNECTION EE 2 2 VASO CONNECTION EE 2 Schneider NT00121 EN 07 Easergy T200 F200C Supervisor T200 Slaves NT00121 EN 07 Modbus master communication 1 Overview The T200 and the Flair 200C allow the connection of T200 to external equipments by using MODBUS protocol It includes an additional serial port RS232 or RS485 and a configuration table allowing to connect different devices SEPAM Power meter PLC The Flair 200C and the T200 are able to reach external equipments using the Modbus protocol via a RS232 RS485 modem but also using the Modbus TCP protocol on the Ethernet port It is necessary to have a unit including an Ethernet port Ethernet port is an option for Flair 200C 2 General principles The us
6. accordance with the diagram of the RJ45 type connector opposite T200 COM card DES Modern end connector GGl4beceonechwv on R54853 RS472 o RS23 coannechon cable NT00121 EN 07 Schneider 9 Electric Easergy T200 F200C Personal notes Electric 10 Schneider NT00121 EN 07 Easergy T200 F200C Personal notes Electric NT00121 EN 07 Schneider 11 Schneider Electric Industries SAS Schneider Electric Telecontrol 839 chemin des Batterses Z l Ouest 01700 St Maurice de Beynost Tel 33 0 4 78 55 13 13 Fax 33 0 4 78 55 50 00 http www schneider electric com E mail telecontrol schneider electric com NT00121 EN 07 01 2013 As standards specifications and designs change from time to time please ask for confirmation of the information given in this publication Publication production and printing Schneider Electric Telecontrol Made in France Europe
7. e T200 Flair 200C and the Modbus slaves This trace is displayed on screen in decoded form to make reading of the frame s content easier o Column 1 time and date stamping of the frame in hour minutes seconds thousandth of second format o Column 2 direction of dialogue T200 Flair 200C gt PC or PC gt T200 Flair 200C with associated address of the slave o Column 3 hexadecimal frame brief description of the content of the frame Note if the Modbus master communication is performed on the RS232 RS485 or on the Ethernet port in both cases the trace is displayed in the Trace Modbus Master Port page NT00121 EN 07 Easergy T200 F200C Modbus master communication 4 Connection of the RS232 RS485 transmission link Flair 200C CPU card The connection of the RS232 RS485 transmission link to the slaves is made directly on the RJ45 connector of Modbus Master port on T200 COM card front panel or in front of the RS232 RS485 modem inside the box for the Flair 200C FF SEKR 4 1 RS485 or RS422 connection Connect the RS485 or RS422 line in accordance with the diagram of the RJ45 type connector opposite o e 5 E ES oO a a mm P RS485 2 wire connection RS422 connection u 1 2 3 6 7 Not used 1 Rx B S 8 A A 2 Rx A a H 5 B 3 6 7 Not Connected 6 RS232R3485 USB type B 8 GND 4 Tx A 5 5 Tx B A 8 GND 3 2 1 Modem end connector 4 2 RS232 connection Connect the RS232 line in
8. ed Slaves State Table Address Example Ifthe value 1280 is configured as an address bit 1 of word 1281 means that at least one variable is configured on slave PLC 1 The address 1280 provides information on all the PLCs An address configured as 0 deactivates the function DEE E Slaves Command table address Word address at the beginning of a read write zone containing 255 bits one bit for each possible slave address Slaves Command Table 1536 Address ER Control bit status 0 gt Inhibition of all communication with the slave 1 gt Authorization of communication with the slave Example If the value 1536 is configured as an address the bit 0 of word 1537 writted with O value inactivate the communication of the slave 16 E Communication error variable A specific variable TSL65 is Bee automatically added to the default setting of T200 F200C when the function Immediate AC supply OFF a g Modbus Master is included in the unit Oe KR This variable goes to ON status when one slave occurs a communication Local Remote position error on the Modbus Master link General shutdown No Modbus master port communication g error Diagnosis Number of frames sent received errors CRC time out exceptions type 1 2 3 or 4 number of analog and digital variables configured Exception 01 The requested function is not recognised by the slave Exception 02 The bit and word addresses indicated when the reques
9. er has to configure the link for Modbus or ethernet link for Modbus TCP baud rate parity stop bits polarization timeout etc The T200 and the Flair 200C can access different types of variables that can be associated to external devices Digital input DI Digital output DO Analog input Al Analog output AO Double digital input DDI Double digital output DDO Note these types of variables are actually only available on the Flair 200C They will be also available soon on the T200 The following variables can also be defined to control switchgears managed by slaves T200 on Modbus Master network Double Command TCD 9 Double Information TSD 9 The unit that is the master manages the associated signals e g CR code that correspond to the commands on switchgear sent to the T200 slave 9 Note these types of variables are actually only available on the T200 They will be also available soon on the Flair 200C Each variable has its own parameters Modbus slave address word s to read bit for bit access Modbus function to use In order to organize the communication between T200 and slaves some variables can be grouped together in a topic which allows to control simply a group of variables Modbus slave address refresh period Electric Schneider 3 Easergy T200 F200C Communication Operation mode Protocol TEFAF Protocole 1 Fot 1 transmission E mail parameters Modbus
10. ng is defined in the Modbus Master Port Parameters page E IP address IP address of the slave PLC if defined on the Ethernet port Note If the address is different from 0 0 0 0 the T200 Flair 200C tries to access the slave via the Ethernet port E Unit ID Used only when slave is defined on the Ethernet port This field is used in the Modbus TCP frame sent by the Flair 200C for intra system routing Set to 255 OxFF by default in the Modbus protocol this Unit ID can be changed so that to forward the message downstream to another slave via a Modbus TCP gt Modbus RTU gateway ENCER ite Slave Events CR Code Time Format Time Synchronisation IP Address Active Type Address Address Address Period Unit ID 1 SEPAM 64 i Type CEI 4 words P feo xos 0 0 0 0 255 6 Schneider NT00121 EN 07 P Electric Easergy T200 F200C Schneider Electric F201B xI2ZxZAxx EN i i Maintenance Settings J LU C Double Single Logical address Class Flair200C state v Access DISPLAY v Activelnactive status active SOS S rech definition Active Ok Active Inactive 0 Inactive Modbus Master Communi Internal address External address ication parameters Topic 1 v Type single bit Y Slave Address Word D Bit io amp Read function 02 Read Input Status v Activate On status change Tiro Ip On inactive Save Cancel Delete Modbus Master Communication parameters Topit Type
11. rom 1 to 0 001 and also to a scientific notation with exponents eg 2 x 10e 3 This setting affects only the display format of the measure in the Visualization page of the Web server Electric Schneider 7 Easergy T200 F200C Type 16 bits word v Read only fo Bit Write function Word Length Holding Registers e 16 Write Registers vw General parameters Control order confiquration Variable name TOD 61 E ACCESS DISPLAY Va Class Switch state 1 K Logical address TOD1G1 Schneider d Electric Administrator S Modbus Master trace 10 40 16 128 Slave ddr 01 lt lt Read N input Bit Addr 0x20 01 02 00 20 00 01 10 40 18 658 Read N input Bit 01 02 00 20 00 01 lt lt lt lt lt Read N input Bit Addr 0x20 01 02 00 20 00 01 lt lt Read N input Bit Addr 0x20 01 02 00 20 00 01 lt Read N input Bit Addr 0x20 01 02 00 20 00 01 Read N input Bit 10 40 21 690 10 40 28 750 10 40 35 806 10 40 42 872 S 01 02 00 20 00 01 10 40 49 925 Read N input Bit Addr 0x20 01 02 00 20 00 01 8 Schneider P Electric Modbus master communication E Word word address of the analog information or address of the word containing the bit for digital information Up to OxFFF 4095 This is to be entered in decimal E Bit for digital or analogue information type N bits only bit number of the bit to read or write in the word
12. t was made do not exist in the slave Exception 03 The bit and word values indicated when the request was made are not allowed in the slave Exception 04 The slave has started to execute the request but cannot continue to process it completely Diagnosis Frames Tx 0 Frames Rx 0 Errors U Timeouts 0 Exception 01 0 Exception 02 0 Exception 03 0 Exception 04 0 Contig OOO 1 400 TSD TCD 0 7200 AHAD 07300 Zones 0 NT00121 EN 07 Schneider 5 Electric Easergy T200 F200C Modbus master communication Communication 3 2 Slaves configuration page Operation mode rotet e la i To create a new slave click on the Add button in the top right hand of the page TCPAP Protocole 1 Fot 1 transmission E mail parameters Modbus master E Slave Type Communication Slaves Configuration o SEPAM or T200 With this choice for the type of slave the T200 Control Module will automatically use the right format of predefined frame for Measurement ault Indicator calling and synchronize the slave These Modbus slaves support Variable management time stamped events If the variables defined for this slave has Digital inputs and outputs been configured with Event as Topic type refer to Variable Variable configuration configuration page chapter the events will first be generated and Classes configuration time stamped at source by the slave before being read as events time stamped by the T200 Flair 200C E Slave Active If OFF all
13. ted by cyclic polling of the corresponding devices at adjustable time intervals Up to 5 topics can be created For each topic you can 1 Slave Address ia Watch period hooo ms Topic On lv 8 define 2 Slave Address 2 Watch period 2000 ms Topieon IV Slave address Modbus slave address that will be used for any variable 3 Slave Address 3 Watchperiod s000 ms Topicon V attached to this topic if such address is not defined in the variable definition mes i T screen a EE E Watch period from 0 to 100 000 ms Period for reading the variables attached S ee ee f Watch period 1000 ms Topic On to the topic If set to O ms the topic variables will be polled as quickly as possible by the T200 or the Flair 200C Topic on If disabled variables attached to this topic will not be scanned any more Modbus Master Communication information Information concerning communication with the Modbus slaves is accessible for the supervisor from the protocol table of the T200 or Flair 200C device W Slaves state table address Information and commands made available EEN by a control station regarding the state of communication between the hao T200 Flair 200C and the slave Word address at the beginning of a read zone containing 255 words one for each possible slave address Default 1280 Bit 1 At least one variable is configured for this PLC Bit 2 Faulty PLC Bit 3 Communication in progress or establish
14. the variable will be scanned as fast as possible equivalent to a topic with watch period 0 or m Event The variable will be updated from the slave event list Only for variable of a SEPAM T200 or W320E In such case it is even recommended to use this mode for better performance for all variables which can be put in the slave event list T200 Flair 200C will scan the event list rather that scanning all variables Note If Without or Event it is necessary to enter a slave address If a topic number is not entered it will use the topic slave number if no one is entered here E Slave address To overwrite the topic slave address or for Without or Event E Read function Modbus function to be used Check that the slave supports the function you select for instance it might be necessary to use a Read register to read a bit if the slave does not support the Read input status function WE Type Not configurable on a digital variable single bit for the DI DO and Double bits for the DDI DDO TCD TSD configurable on an analog variable For a analog variable various types of words can be defined 16 bits word 32 bits H L 32 bits L H or N bits or Real H L or Real L H Note If the selected type is Real H L or Real L H the parameter Correction factor in the variable configuration page is automatically replaced by the parameter Display format The accuracy of the measurement can be adjusted f
15. uration page Global Modbus parameters can be set in this menu General parameters Serial line interface Allows to choose the interface type RS232 or RS485 Reply timeout Modbus reply time out Can be set according to slaves maximum response time Polarization RS485 only Allows to polarize the RS485 link to the T200 Flair 200C side In theory the line should be polarized to one end of the RS485 line preferably to the Master side Resistance to end of line RS485 only Enables the end of line resistance to the T200 Flair 200C side In theory the end of line resistance must be enabled at both ends of the RS485 line especially for long length lines Line type RS485 only Sets the line type for the use of RS485 link Can be configured with two or four wires Transmission speed T200 and Flair 200C supports transmission speed between 200bds and 38400 bds Choose a speed according to the Modbus slaves you are using Parity Configuration of the parity to be used Choose a parity according to the Modbus slaves you are using Number of stop bits Configuration of the number of stop bits to be used Choose a number of stop bits according to the Modbus slaves you are using Maximum frame length In Modbus allows definition of the maximum frame length Recommended value 255 to be modified and reduced only if a radio medium
16. variables on this slave will not be scanned any more Modbus any Modbus device on which the digital or analog data will be read or written by the T200 Flair 200C and then time stamped by the T200 Flair 200C E Events Address Address of the event table on the slave device Meaningless for slave type Modbus or Other E CR code Address for the code which corresponds to the result of the control Schneider TIOAM xxBI22ZZxxEx that has been sent to the slave It is only used for a slave T200 type which is Ser we T able to manage remote double command TCD that generally correspond to Add switchgear control EE Slave Events CR Code Time Format Time Synchronisation IP Address B Time format Format of the date and time information of the events 2 or 4 mo te eg eee Address Period words 4 words for SEPAM or T200 according to W320E configuration for ECEN CEO JS IS W320E Note that 2 words format does not include ms resolution 1s Meaningless for slave type Modbus or Other Refer to the Modbus protocol documentation of the T200 Flair 200C for the 2 or 4 word format E Time synchronisation Address and period Address of the time synchronisation zone of the slave allowing T200 Flair 200C to set date and time in the slave Period of the time synchronisation how often T200 Flair 200C will set the slave date and time Meaningless for slave type Modbus or Other Note The speed of event readi
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