WAGO 750-872 Quick Start Manual Download Page 38 | Manualshive

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WAGO 750-872 Quick Start Manual Download Page 38

38 • Appendix

Difference between Symmetrical and Asymmetrical Transmission Procedures

WAGO-I/O-SYSTEM

750

Telecontrol Quick-Start Manual

4.2 Difference between Symmetrical and Asymmetrical

Transmission Procedures

Fig. 40: Symmetrical transmission procedures of the primary and secondary connection layer

Fig. 41: Asymmetrical transmission procedure, primary and secondary station

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Summary of Contents for 750-872

Page 1: ...Modular I O System Quick Start Manual for ETHERNET Fieldbus Controller 750 872 Version 1 0 0...

Page 2: ...49 0 571 8 87 5 55 Fax 49 0 571 8 87 85 55 E Mail Every conceivable measure has been taken to ensure the accuracy and completeness of this documentation However as errors can never be fully excluded...

Page 3: ...th CoDeSys 2 3 16 2 4 1 Communication via the RJ 45 Interface TCP IP 20 2 4 2 Communication via the Serial Interface 24 2 5 Creating a Program 28 2 6 Downloading the Program to the 750 872 Controller...

Page 4: ...y products are always indicated without any notes concerning patent rights Thus the existence of such rights must not be excluded 1 1 2 Personnel Qualification The use of the product described in this...

Page 5: ...static Discharge Warning of damage to the components through electrostatic discharge Observe the precautionary measure for handling components at risk of electrostatic discharge Note Routines or advic...

Page 6: ...could impair the operation of the contact The WAGO I O SYSTEM 750 and its components are an open system It must only be assembled in housings cabinets or in electrical operation rooms Access must onl...

Page 7: ...Telecontrol Quick Start Manual Additional Information You will find the Ethernet TCP IP 750 872 and WAGO I O PRO CAA manuals on the WAGO I O PRO CAA CD 759 911 on the ELECTRONICC Tools Docs CD Item No...

Page 8: ...ode as follows from left to right 750 872 750 400 750 501 750 461 750 600 Connect the 24V DC power unit to the supply 24V and 0V for the controller and for the power contacts see Fig 1 For the applica...

Page 9: ...dress is conveniently assigned using the serial programming cable provided and the WAGO Ethernet Settings program Connect your PC to the node s configuration and programming interface Install the WAGO...

Page 10: ...t Up WAGO I O SYSTEM 750 Telecontrol Quick Start Manual Fig 3 WAGO Ethernet Settings If the connection should time out you can force the display to update with Identify If the problem should persist c...

Page 11: ...dress under Windows IP address 192 168 0 44 SubNetMask 255 255 255 0 Network address 192 168 0 Computer address 44 Select a free computer address from the local network You can identify the network ad...

Page 12: ...h cable to a hub or switch NOTE Alternatively the IP address for the controller can also be assigned with the WAGO BootP Server instead of with WAGO Ethernet Settings The address is assigned via the E...

Page 13: ...ed and changed using Web Based Management WBM To use this start your browser and enter http in the URL line followed by the IP address of the node for example http 192 168 0 3 The integrated web serve...

Page 14: ...to be carried out when a CoDeSys version below 2 3 9 7 is used From CoDeSys Version 2 3 9 7 the WAGO target system is already included in the installation To install the WAGO target system the instal...

Page 15: ...py of the link to CoDeSys and open the Properties from the context menu right mouse button In the newly opened window you must enter a space and remote in the Target box after CoDeSys V2 3 Codesys exe...

Page 16: ...ialog window Fig 11 Target system settings Please select WAGO_750 872 as the target system In the next dialog window the selected target system must be confirmed with OK If you do not want to write yo...

Page 17: ...rom the I O Module Catalog under Digital Input on the left hand side and transfer it to the right hand side in your selection using the Insert button Then select the module 750 501 from the I O Module...

Page 18: ...ow assign whether the module outputs are to be written by the controller PLC or by a specified Ethernet protocol Fieldbus 1 Modbus TCP or Fieldbus 2 Ethernet IP Fig 11 Fig 14 WAGO I O PRO CAA I O conf...

Page 19: ...aration in the I O configurator Now enter the following variable names Start for address IX2 0 Valve1_closed for address IX2 1 Valvel1_open for address QX0 0 Valvel2_open for address QX0 1 Temperature...

Page 20: ...m the following communications protocols 101 via the serial interface Serial 104 via the RJ 45 interface TCP IP 2 4 1 Communication via the RJ 45 Interface TCP IP Highlight the required interface to t...

Page 21: ...information object 1 Individual message is selected The message then appears in the right hand window as IEC870_01M_SP_NA 0001 001 001 65793 In order to assign a variable to the message it must be hi...

Page 22: ...tems BL BOOL SB BOOL NT BOOL and IV BOOL Fig 21 Setting the variables for Ethernet messages In the case of the message setting for 9 Measurement normalized the variable for an analog input e g Tempera...

Page 23: ...ogram PLC_PRG PRG will no longer be called processed To rectify this an additional task must also be generated for the PLC_PRG PRG To do this click on Task configuration with the right mouse button an...

Page 24: ...Data servers serial and click the ADD button between the bottom two boxes in order to select the communications interface The interface IEC60870_Server101 001 will appear in the bottom right hand box...

Page 25: ...he ADD button between the two bottom windows In this example the information object 1 Individual message is selected The individual message then appears in the right hand window as IEC870_01M_SP_NA 00...

Page 26: ...Valve2_open must be entered in the command settings for the individual command 45 Individual command in the box SCD BOOL variable The commands and messages are automatically generated in a new module...

Page 27: ...task will now be created and immediately opened for the settings to be made The name PLC_PRG for example can be entered under Name in Task Properties The call interval Cyclic can be selected and a tim...

Page 28: ...LC_PRG must now be opened from the Modules tab and a simple program created in the instruction section e g as shown below Fig 28 The program When the test program has been compiled without errors it c...

Page 29: ...mmunications parameters in the menu and create a new communications channel Select TCP IP 3S TCP IP driver Enter the IP address of your coupler e g 192 168 0 3 under Address Enter 2455 as the port The...

Page 30: ...loading install the software according to the instructions which are also available on the website The central processor and or the outstations can be simulated using the tool The communication can al...

Page 31: ...ter setting Receiver Transmitter1 First of all the function of the PC must be defined In this example the program is intended to simulate the central processor so Central processor must be selected af...

Page 32: ...e Fig 32 Parameterizing a command WinPP104 In the newly started window the Type must be set to 45 Individual command and 2 Command recognition must be set to 3 continuous command Command recognition c...

Page 33: ...ent to the station Controller 750 872 by clicking Send and the digital output 2 is permanently energized 3 2 Simulating Telecontrol via the Serial Interface with the WinPP101 Program Start the WinPP10...

Page 34: ...t Manual Fig 35 General parameters WinPP101 Next the parameters for the function of the central processor must be entered The window for setting the parameters is reached via Parameter setting Receive...

Page 35: ...ation WAGO Controller 750 872 to the central processor PC are now displayed when their values change Commands from the central processor to the station can be simulated These can be executed under Par...

Page 36: ...e WinPP101 Program WAGO I O SYSTEM 750 Telecontrol Quick Start Manual Fig 38 Command specification and confirmation that the command has arrived at the controller Important All entries made in the par...

Page 37: ...YSTEM 750 Telecontrol Quick Start Manual 4 Appendix 4 1 Application Data Structure Fig 39 Application data structure ASDU Telegram data unit Common ASDU address The ASDU station address consists of an...

Page 38: ...GO I O SYSTEM 750 Telecontrol Quick Start Manual 4 2 Difference between Symmetrical and Asymmetrical Transmission Procedures Fig 40 Symmetrical transmission procedures of the primary and secondary con...

Page 39: ...the transmission the value retains the state that was detected before it was blocked A block may be applied and removed by a local interlock or automatic system for example SB BOOL Substituted Not sub...

Page 40: ...tion object it must set the quality identifier BL Otherwise it must pass on the quality identifier BL as received from the lower level SB If an intermediate device replaces the value of an information...

Page 41: ...eSys 2 2 14 Fig 10 Properties for the copy of CoDeSys V2 3 15 Fig 11 Target system settings 16 Fig 12 WAGO I O PRO CAA PLC Configuration 16 Fig 13 WAGO I O PRO CAA I O configuration 17 Fig 14 WAGO I O...

Page 42: ...34 Fig 37 Receiver Transmitter settings Page 2 WinPP101 35 Fig 38 Command specification and confirmation that the command has arrived at the controller 36 Abb 39 Application data structure 37 Fig 40...

Page 43: ......

Page 44: ...WAGO Kontakttechnik GmbH Co KG PO Box 2880 D 32385 Minden Hansastra e 27 D 32423 Minden Phone 49 0 571 8 87 0 Fax 49 0 5 71 8 87 1 69 E Mail Internet http www wago com...

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