Case Study
Implementing A Logic Programming Interface Conforming To IEC 61131 Standards
IMPLEMENTING A LOGIC PROGRAMMING INTERFACE CONFORMING TO IEC 61131 STANDARDS Client Context The client’s R&D division was in the process of developing a family of intelligent electronic devices (IEDs) with dedicated protection algorithms for substation automation. It needed to implement a logic programming interface in the protection relay to meet business requirements. The interface had to align with the specific architecture of the d