How to check the operation of screens without connecting to a PLC

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  • Displayed Date : 2025/12/01 13:48
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How to check the operation of screens without connecting to a PLC

How to check the operation of screens without connecting to a PLC

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Answer

Use the simulator.
The simulator allows you to verify screen operations without a PLC.
The simulator runs on a PC and simulates bit device ON/OFF action and word device data input.

 

Connection between PC and MONITOUCH

  • Serial connection
  • USB connection
  • Ethernet connection

 

[Transferring screen data]

  1. Click [File] -> [Transfer] -> [Download] on the V-SFT editor to display the [Transfer] dialog.

     

  2. Check [Use Simulator] and click the [PC ->] button to transfer the data.

    Example: For USB connection

 

[Settings on the V10/V9 series]

  1. After transferring data, switch to Local mode and display the Simulator Setting screen.

     

  2. Configure settings on the Simulator Setting screen.

    The model names of the logical ports (PLC1 - PLC8) are displayed each with a [Not Use (Actual Machine)]/[Use] selector switch for the simulator.
    Select [Use] for devices to operate using the simulator and press [Apply].
    For connection via Ethernet (when [Comm. Mode] is set to [Ethernet (UDP)]), also set the IP address of the PC.

     

    Example: For USB connection

     

    Example: For connection via Ethernet, also set the IP address of the PC.

 

[Starting the simulator]

  1. Click [Transfer] -> [Simulator] on the V-SFT editor.
    The simulator starts up.
     

     

    The simulator starts communicating as soon as the [Simulator] window opens.
    During communication, [Communication] [Start] is checked, and the [Communication] icon is depressed.

     

  2. Double-click on the [Value] cell or click [Change Setting Value] on the right-click menu.
     
    • Double-click

       

    • Right-click menu
       
       
  3. The [Write Device] dialog is displayed.
    Enter a value and click [OK] to update the value on the [Simulator] window.
    The input value is also displayed on the V series.
     

     
  4. It is also possible to bit-write by clicking the ON/OFF icons in the [Simulator] window.
     

    When connecting MONITOUCH to a PLC after operations are verified, configure as below.
    1. Select [Not Use (Actual Machine)] on the Simulator Setting screen in Local mode.
      or
    2. Click [File] -> [Transfer] -> [Download] on the V-SFT editor, uncheck [Use Simulator] and transfer screen data again.

 

When communication is not successful:
If the simulator's communication settings are not correct, the V series cannot communicate with a PC properly.
If not successful, click [Communication] [End] on the simulator to abort communication. Be sure to select [File] [Communication Setting] and check the settings.

 

<USB communication
Select [File] on the simulator and check [Comm. through USB].
 

 

<Ethernet communication> 

  1. Register the IP address of the PC on the Simulator Setting screen on MONITOUCH.
     
     
  2. Select [File] on the simulator, check that [Comm. through Ethernet] is checked, and click [Communication Setting].
     
     
  3. Set the port number.
    The default port No. is 8020.
    If changed, set the changed port number on the Simulator Setting screen on MONITOUCH.

 

<Serial communication> 

  1. Select [File] on the simulator, check that [Comm. through USB] and [Comm. through Ethernet] are not checked, and click [Communication Setting].
     
     
  2. Set the COM number for [Communication Port]. Set the same COM number as that on the PC.