How to read the PLC fault table file on the RDSD using PACSanalyzer

Summary : PACSystems RX3i - PACSanalyzer, when using the USB port on PACSystems RX3i CPE modules to perform upload or download, there will be a copy of the fault tables as they existed at the end of the attempted transfer.

Created Date : 10/12/2025

Last Published Date : 10/21/2025

When using the USB port on PACSystems RX3i CPE modules to perform upload or download, there will be a copy of the fault tables as they existed at the end of the attempted transfer (GFK-2222AD, page 24 & 25).
The files for fault table would be named such as "plcfaultbefore.dat" and "plcfaultafter.bat".
These files can be read by pacsanalyzer tool as shown below.

1. Insert the RDSD into a PC which has the pacsanalyzer tool.
2. Launch the Pacsanalyzer tool.

3. Click the "Setup" button.

Make sure to check the box "Enable File Analyzer" and then click OK.

4.Then you will find the "File Analyzer" button is available now.

5. Click the "File Analyzer" button, the "Fault Table File Analyzer" menu will appear.

At the "PLC Fault Table" section, in the input field, click the "Browse" button and direct to the RDSD and select the fault table file to be read.

6. Then click the "Browse" button on the output field and specify a output file.

Hit the "Analyzer" button, you will see the fault table information:

Language: English

Article Type: How-Tos

Brand: PACSystems

Product: Programmable Logic Controllers (PLC)