BLUE User Guide
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  4. Connecting to the FTP Server

Connecting to the FTP Server

The display unit's Ethernet communication port supports the FTP protocol. The display unit can connect to an FTP server as an FTP client.

Application example

You can copy image files, recipe data, operation logs, and so on, from the FTP server to the display unit, or from the display unit to the FTP server. This feature allows you to copy PNG files from an FTP server to the display unit and replace the images displayed by the Picture Display. Perform the file operation (copy) using the [Remote File Management] script operation.

Specifications

Compatible Models

For information on the models which support the FTP connection, see the following.

Supported Model/Feature List

Supported Security Protocols

FTPS (FTP over SSL/TLS) is supported.

From the [Project Explorer] window, go to [System Architecture]→[Target01]→[FTP Connections] and for the [Encryption], select the encryption method from [Implicit FTP over TLS], [Explicit FTP over TLS], or [Use plain FTP (insecure)].

Display Unit Side Storage

The storage on the display unit that you can specify as the copy source or copy destination can be one of the following:

Compatible Script

[Remote File Management] operation: File operation (Copy)

FTP Connections

The maximum number of FTP connections is 1. Therefore, set the [Connect ID] of the [Remote File Management] operation to 1.

File Types That Can Be Copied

You can copy CSV files, TXT files, PNG files, and project files (BML).

Number and size of files that can be copied

You can copy up to 1000 files in a single operation.

FTP Setup Steps

Setup is as follows:

  1. Add an FTP connection

  2. Set up script

Add an FTP connection

In the [Project Explorer] window, go to [System Architecture]→[Target01] and click [FTP Connections]. In the FTP connection editor, in the toolbar click [FTP Connection].

Set the properties for the FTP connection. In the Properties window that appears when you select the row of the FTP connection, set properties such as IP address and password.

For information about FTP connection properties, refer to the following.

Properties (FTP Connection)

Set up script

In the [Project Explorer] window, go to [Screen Design]→[Screen] and select the screen where you want to set the script. Change the display to the script editing screen, then in the [Tool Chest], go to [Operations]→[Target] and add the [Remote File Management] operation to the trigger.

Set the properties of the [Remote File Management] operation.

For more information about [Remote File Management] operations, refer to the following.

Remote File Management

(Example)

When you touch the switch, copy the file from the folder (Data1) on the specified FTP server to the folder (Folder1) in the display unit's USB storage. The procedure is as follows:

  1. Set up an FTP connection.
  2. Create a file (such as a PNG file) and save it to the FTP server.
  3. Set up the script.

[Touch] trigger

Operations [Click]
Target Object

[Screen Object]:

$GraphicObject.Switch1

[Remote File Management] Operations

[CopyFiles] [fromServer]
[Server] [FTP]
[Connect ID] 1
[Server Path]

[Constant]:STRING

/Data1/
[Target Storage] [USBStorage]
[Target Path]

[Constant]:STRING

/Folder1/
[If File Exists] [overwrite]

 

 

FTP Connection Status

You can check the status of the FTP connection in the following source properties:

For information about source properties, refer to the following.

FTP

FTPS Cipher Suites

The FTPS supports the following cipher suites.

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