Enhanced Vision OPLCs support SD cards that enable application data to be stored and remotely accessed. SD Suite enables you to view and manipulate that data, as well as format cards and perform other tasks. Note that SD Cards also enable , complex web-page hosting, and application cloning between OPLCs.
Remote Operator enables you to use a PC to view and work with a remote controller's HMI panel. You can define any number of controllers, then open multiple sessions to view them simultaneously, while docking or cascading windows according to your preferences.
DataXport creates logs of run-time or stored data from Data Tables and operand regions within Unitronics PLCs. DataXport saves the data logs in .ulp format. You can open these data logs using DataXport's companion application, DataXls, and then export the data to Excel files.
This tool downloads compressed control applications to local or remote Unitronics controllers. You generate a compressed application from within either U90 Ladder or VisiLogic. Your end user will be able to download the application, but will not be able to view or modify it. The tool can download applications and OS.
The file you are refering to is a system file from the Updates when you updated the UniStream OS - via UniLogic
File_System.tar.gz 505,730,000 Bytes 507.730 MegaBytes well with in the 4 GigaBytes Limit
That particular folder - UniStream Files - can be deleted once the UniStream has been updated to the New OS.
Is your program writing files to the Micro SD Card?
How Often? How large?
Into specific folders? Are you exceeding the number of files in the folder?