Programmable Logic Controller

TESSY User Report from ABB

What is it about

As the TÜV safety certification of ABB Safety PLC products is achieved and ensured a successful project completion Hitex and ABB are willing to continue their cooperation in new development projects as well.

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The cooperation with Hitex was excellent.

Dr. Yauheni Veryha, Product manager, ABB


ABB is a global leader in power and automation technologies. Based in Zurich, Switzerland, the company employs 145,000 people and operates in approximately 100 countries. ABB stands as the largest supplier of industrial motors and drives, the largest provider of generators to the wind industry, and the largest supplier of power grids worldwide.

Software Module Testing for Safety Programmable Logic Controllers (PLCs)

Two software module testing projects were accomplished for ABB by Hitex using TESSY. The first project tested the software of the Safety I/O modules and the second project tested the software of the Safety CPU. Both software testing projects aimed for a certification according to IEC 61508:2010 (SIL 3), IEC 62061 (SIL CL 3) and EN ISO 13849-1 (PL e).