Siemens DTU3005-B Operator's Manual
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Siemens DTU3005-B Operator's Manual

Siemens DTU3005-B Operator's Manual

Intelligent data transfer device for connection to plcs and modbus networks
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DTU3005-B
Intelligent Data Transfer Device for Connection to PLCs and
Modbus Networks
Operator's Manual

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Summary of Contents for Siemens DTU3005-B

  • Page 1 DTU3005-B Intelligent Data Transfer Device for Connection to PLCs and Modbus Networks Operator’s Manual...
  • Page 2 Siemens Energy & Automation, Inc. sales office. THE CONTENTS OF THIS INSTRUCTION MANUAL SHALL NOT BECOME PART OF OR MODIFY ANY PRIOR OR EXISTING AGREEMENT, COMMITMENT OR RELATIONSHIP .

  • Page 3: Table Of Contents

    Mitsubishi FX Series PLCs ... 59 Modbus PLCs and Devices... 60 A.10 Omron PLCs ... 60 A.11 Siemens S7-200 PLCs ... 60 A.12 Square D Model 100-700 PLCs ... 60 A.13 Square D TSX07 PLCs ... 60 A.14 TI505 Series PLCs ... 60 A.15 Toshiba EX and M Series PLCs ...
  • Page 4 G Warranty ... 135 Siemens maintains control of all specifications for the SEAbus and SEAbus Plus protocols. A modification to a protocol for any type of device must be approved by Siemens Energy & Automation, Inc. to guarantee compatibility. Any changes made must be backward compatible so...

  • Page 5: Introduction

    The device is shown below in Figure 1.1. The device is powered from an external power supply. Three ports allow for connection to the Siemens ACCESS devices and selected protective relays, a PLC or a Modbus RTU or ASCII master system, and a passthrough, which allows direct communications with port 1 or port 2 from port 3.

  • Page 6: Plc To Seabus

    PLC. This is shown in Figure 1.3. An addi- tional DTU3005 device can be attached to port 3. Up to 32 DTU3005 devices can be daisy chained together, each connected to up to 32 Siemens devices. This is shown in Figure 1.4. 1 2 3 Figure 1.2 PLC to SEAbus Application...

  • Page 7: Modbus Master To Seabus

    (usually a SCADA system) is connected to port 1. The Modbus master uses the DTU3005 to monitor and/or control Siemens ACCESS devices. A typical Modbus application is shown below in Figure 1.5. The passthrough port (port 3) can be used to connect to a supervisory computer running WinPM software.
  • Page 8 Modbus Master device to four DTU3005 devices. Each DTU3005 can connect to up to 32 Siemens ACCESS devices, as well as be daisy chained to up to 32 additional DTU3005 devices. An example configuration is shown below in Figure 1.8.

  • Page 9: Seabus Port Expander

    ACCESS devices, allowing two personal comput- ers running WinPM (or other supervisory software) to communicate with up to 32 ACCESS devices. This configuration is shown below in Figure 1.9. Figure 1.9 SEAbus Port Expander Siemens Energy & Automation, Inc.

  • Page 10: Installing The Software

    Type 1 and press Enter to install the SEAbus Device Editor, or type 2 and press Enter to install the VDEW Device Editor. The installation program copies and unpacks the editor program files onto your hard drive and Siemens Energy & Automation, Inc.
  • Page 11 Installing the Software returns you to the DOS prompt as shown in the example screen below. If you are running Windows, type exit to close the DOS window. Siemens Energy & Automation, Inc.

  • Page 12: Starting The Software

    Letter keys The colored letter in each menu item indicates which key performs that com- mand. Spacebar Selects or deselects a highlighted item. Alt + Q Quits the program. Siemens Energy & Automation, Inc.

  • Page 13: Main Menu

    Ctrl + F3, or use the arrow keys to highlight New and press Enter. The New Project dialog box appears. Siemens Energy & Automation, Inc. Starting the Software Using the Project Menu When you first start the DTU3005 Editor software, and...
  • Page 14 Press the spacebar to display the project types, which are: • PLCs to Devices—allows a PLC to control and/or monitor up to 32 supported Siemens devices. See Chapter 4 for configuring this project type. • Modbus Master to Devices—allows a Mod-...
  • Page 15 Select Save, or use the keyboard shortcut F10 to save your new project. You are now ready to con- figure your project. Siemens Energy & Automation, Inc. Starting the Software name, project file type, the selections for each of the DTU3005’s ports, and the number of devices.

  • Page 16: Creating Project Files-Plc To

    Application Description The PLC to Devices application allows a PLC to control and monitor up to 32 SEAbus devices or Siemens protective relays. In this application, the DTU3005B initiates all com- munications with both the PLC and the Siemens devices.

  • Page 17: Plc Setup-Port 1

    See Section 4.7.2 for more information. • Device List—allows you to indicate which SEAbus devices or Siemens protective relays are connected to port 2 and which PLC registers they are communicat- ing with. Siemens Energy & Automation, Inc.
  • Page 18 CTS is active before transmitting to the PLC. • If RTS Delay is selected, the DTU will activate RTS and wait for the specified delay time to pass before trans- mitting to the PLC. When RTS Delay is selected, the Siemens Energy & Automation, Inc.

  • Page 19: Device Setup-Port 2

    Device Setup—Port 2 One or more Siemens devices may be connected to port 2. You must have a PLC to Devices project file open to config- ure port 2 using the instructions in this section.

  • Page 20: Passthrough Setup-Port 3

    If you have changed the configuration and have not saved it to the project file, you will be prompted to either save or dis- card the changes. Select Revert to return to the last previ- ously saved configuration without saving any changes. Siemens Energy & Automation, Inc.

  • Page 21: Device List Setup

    PLC will receive data from the devices. In this screen, you will enter the device type and address for each Siemens device connected to port 2. You will also indi- This screen is divided into two parts: •...
  • Page 22 Highlight the File field and enter the file number. This parameter is used only with Allen-Bradley PLCs to specify the file number in the PLC that contains the reg- ister values that are transferred to or from the device. Siemens Energy & Automation, Inc.

  • Page 23: Configuring Custom Device Registers

    To remove a device from the device list, highlight the device on the left side of the screen and press Tab or Enter. Then change the device type to Not In Use. Siemens Energy & Automation, Inc. Creating Project Files—PLC to Devices Additional Options for Data Registers The Device List screen has three additional options for working with a device’s data registers:...
  • Page 24 E. Not all data items are visible on the screen at one time. Use the mouse and the scroll bar, or the Page Up and Page Down keys to view all of the data items. Siemens Energy & Automation, Inc.

  • Page 25: Configuring Default Custom

    Use the scroll bar or the Page Up and Page Down keys to view all the entries. Siemens Energy & Automation, Inc. Creating Project Files—PLC to Devices To conserve registers when using VDEW devices, you should set all unused registers to “Not Used”...
  • Page 26 “Not Used.” Select Set to Base to restore the data words to the first 16 registers (64 for VDEW devices) from the device’s standard data regis- ter list. data registers for that device, select Ok to close this screen. Siemens Energy & Automation, Inc.

  • Page 27: Device Text Setup (7Sj600 Only)

    7SJ600 relay status code in the Text # column and enter the corresponding output value desired in the Value column. Siemens Energy & Automation, Inc. Creating Project Files—PLC to Devices codes returned from select parameters in the 7SJ600 relay (only) to values in a format useful to the system connected to port 2 of the DTU3005.
  • Page 28 Suggested Value (Using This Conversion Table) Inputs Value Suggested Value (Using This Conversion Table) Outputs Value Bits 15 . . . 4 Suggested Value (Using This Conversion Table) Outputs Value Bits 15 . . . 4 Siemens Energy & Automation, Inc.

  • Page 29: Global Command Registers

    PLC? checkbox with the mouse or the spacebar. Then enter the starting register num- ber in the PLC Registers: field. The register block is 6 Siemens Energy & Automation, Inc. Creating Project Files—PLC to Devices 4.10 Device Diagnostic Registers This option programs the DTU3005 to send communica- tions diagnostic information to a set of registers on the PLC.

  • Page 30: Device Command Registers

    File field and enter the file number. This parameter is used only with Allen-Bradley PLCs to specify the file number in the PLC that contains the reg- ister values that are transferred to or from the device. Siemens Energy & Automation, Inc.

  • Page 31: Saving The Project File

    Enter, or press F10 to save the project file to disk. The next step is to transfer the project to the DTU3005 unit. This topic is covered in Chapter 7. Siemens Energy & Automation, Inc. Creating Project Files—PLC to Devices...

  • Page 32: Creating Project Files-Modbus

    Modbus master (usually a SCADA system) to control Figure 5.1 Modbus Master to Devices Project—Data Registers Matrix and monitor up to 32 SEAbus devices or Siemens pro- tective relays. In this application, the DTU3005B acts as a slave, and all communications with the Modbus Master are initiated by the master device itself.

  • Page 33: Configuring The Project File

    Modbus Master device connected to port 1. • Port 2 (Devices)—allows you to configure commu- nications settings for SEAbus devices or Siemens Protective relays connected to port 2. • Port 3 (Modbus/Passthrough)—allows you to select whether port 3 is used as a passthrough to the devices on port 2, or used for connection to a second Modbus Master device.

  • Page 34: Modbus Setup-Port 1

    To select the protocol for the Modbus Master device connected to port 1, highlight Modbus Protocol and Edit menu, and the Port 1 Modbus Master configura- tion screen appears. press Enter. The Modbus Master Protocol selection menu appears: Siemens Energy & Automation, Inc.
  • Page 35 Enter keys. To select a setting, use the Up or Down Arrow key to move to the desired setting and press the spacebar to change your selection. Siemens Energy & Automation, Inc. RTS Control (Request to Send Control) RTS Control selection is an option provided for...

  • Page 36: Device Setup-Port 2

    Creating Project Files—Modbus Master to Devices Device Setup—Port 2 One or more Siemens devices may be connected to port 2. You must have a Modbus Master to Devices Device Protocol The Device Protocol indicates which Siemens devices can be connected to port 2. This protocol is based on which version of the DTU3005 Editor software was installed as described in Chapter 2.

  • Page 37: Modbus/Passthrough Setup-Port

    Creating Project Files—Modbus Master to Devices Modbus/Passthrough Setup—Port Port 3 can be used for passthrough communications to your Siemens SEAbus devices or for connection to a second Modbus Master device. Passthrough com- munications enables a PC running WinPM, or other...
  • Page 38 Select Revert to return to the last previously saved configuration without saving any changes. Other Configuration Information The remaining configuration selections are the same as those for port 1. Refer to Section 5.3 for instructions on these fields. Siemens Energy & Automation, Inc.

  • Page 39: Device List Setup

    The device list menu item enables you to indicate which registers on the PLC will receive data from the devices. In this menu, you will enter the device type and address for each Siemens device connected to This screen is divided into two parts: •...
  • Page 40 In the example above, the 4700 Power Meter uses 41 registers for its data. When you enter 1 for the first register, the last register becomes 42. If you Siemens Energy & Automation, Inc.

  • Page 41: Configuring Custom Device Registers

    See Appendix A for information on acceptable register number ranges for each PLC model. Siemens Energy & Automation, Inc. • Select Pack to minimize the size of the command register block, removing registers for deleted devices.
  • Page 42 Appendix E. Not all data items are visible on the screen at one time. Use the mouse and the scroll bar, or the Page Up and Page Down keys to view all of the data items. Siemens Energy & Automation, Inc.

  • Page 43: Configuring Default Custom

    Use the scroll bar or the Page Up and Page Down keys to view all the entries. Siemens Energy & Automation, Inc. To conserve registers when using VDEW devices, you should set all unused registers to “Not Used” and place them at the end of the list.
  • Page 44 Used.” Select Set to Base to restore the data words to the first 16 registers (64 for VDEW devices) from the device’s standard data register list. the default data registers for that device, select Ok to close this screen. Siemens Energy & Automation, Inc.

  • Page 45: Device Text Setup (7Sj600 Only)

    7SJ600 relay status code in the Text # column and enter the corresponding output value desired in the Value column. Siemens Energy & Automation, Inc. convert status codes returned from select parameters in the 7SJ600 relay (only) to values in a format useful to the system connected to port 2 of the DTU3005.
  • Page 46 Suggested Value (Using This Conversion Table) Inputs Value Suggested Value (Using This Conversion Table) Outputs Value Bits 15 . . . 4 Suggested Value (Using This Conversion Table) Outputs Value Bits 15 . . . 4 Siemens Energy & Automation, Inc.

  • Page 47: Global Command Registers

    Modbus Master, select the Do you want to set up device diagnostics registers? checkbox with the mouse or the spacebar. Then enter the start- Siemens Energy & Automation, Inc. 5.10 Device Diagnostic Registers This option programs the DTU3005 to send communi- cations diagnostic information to a set of registers that can be read by the Modbus Master device.

  • Page 48: Device Command Registers

    Save from the Project menu and press Enter, or press F10 to save the project file to disk. The next step is to transfer the project to the DTU3005 unit. This topic is covered in Chapter 7. Siemens Energy & Automation, Inc.

  • Page 49: Creating Project Files-Seabus Port

    Port 2 (SEAbus Devices)—allows you to configure communications settings for SEAbus devices con- nected to port 2. • Port 3 (Passthrough)—allows you to configure the communications settings for the supervisory computer connected to port 3. Siemens Energy & Automation, Inc. Creating Project Files—SEAbus Port Expander...

  • Page 50: Passthrough Setup-Port 1

    2-wire RS485 or RS422 interface. An example of this is if you are using a RS-232/485 converter to extend the dis- tance between your computer and the DTU3005. Siemens Energy & Automation, Inc.
  • Page 51 When RTS Delay is selected, the program displays an entry box for the RTS delay time. Enter the time in milliseconds. Siemens Energy & Automation, Inc. Creating Project Files—SEAbus Port Expander Intermessage Time-Out The DTU3005 uses the intermessage time-out to determine when a complete message has been received on the passthrough port.

  • Page 52: Seabus Device Setup-Port 2

    Creating Project Files—SEAbus Port Expander SEAbus Device Setup—Port 2 One or more Siemens devices may be connected to port 2. You must have a SEAbus Port Expander project Configuration Information The configuration selections with the exception of Response Time-Out are the same as those for port 1.

  • Page 53: Transferring Project Files

    3 of the DTU3005B to your com- puter using a null modem cable. Also be sure that power is supplied to the DTU3005. Siemens Energy & Automation, Inc. Transferring Project Files • Upload project from DTU3005—allows you to transfer (upload) the project file stored in the DTU3005 to the PC.

  • Page 54: Downloading Projects

    Select Download project to DTU3005 from the Trans- fer menu, and the following screen appears. Select Ok and the DTU3005 Editor software transfers the currently displayed project to the DTU3005 unit. Switch 3 Status steady Flashing Green Siemens Energy & Automation, Inc.

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