The SCADAPack Controller Logic Status module reads the Ladder Logic Application status from the RAM and FLASH memory and then assigns an integer value to two input registers (Modbus register 30000). The input registers are continuously updated as the current application status changes. The table below outlines the status for each of the input registers.

Xybernetics Telepace - SCADAPack Controller Logic Status module

One key take away is that there must at least a logic before Controller Logic Status module starts working. The vlog demo outlines this.

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I am a software developer in Calgary, Alberta, Canada with passion in getting my fingers in any new technology. I started software development when I was 10 years old and have never looked back. Now with well over 35 years of software development, I wanted to share some of these key knowledge with the people of the world in the wide web.