Availability versus Safety

Availability versus Safety This is an important point to be considered when designing a control system with a programmable logic controller. The analysis must be performed with all the elements involved: the PLC, field instruments, valves, motors, dampers, etc. In addition, it is essential to analyze the process or machine. […]

Posted by

What’s a safety PLC?

What is a safety PLC? Let’s try to explain it in a simple way for non-experts. The fundamental difference with a general purpose PLC is summed up in one word “Diagnosis”. In addition, there are differences in terms of internal architecture, software and firmware, and certification for applications where compliance […]

Posted by

Why range 4 – 20 mA

Why range 4 – 20 mA? Since a lot of years the use of 4-20 mA standard range has been popularized because it has many advantages that we are going to discuss in this article. At the end you will understand why we use this range. Many of its advantages […]

Posted by

Control Cabinet Layout (phase 8)

Phase 8: Design of Control Cabinet In this article we discuss some options about the internal layout of the control cabinet (index of design phases).        8-Design of the control cabinet There are many factors that impact the internal design of a control cabinet and, therefore the mounting […]

Posted by