Description: variable variable that maps the controlled variable and is fed back to the comparator; Name: feedback variable
Description: variable quantity, which represents the controlled variable and is returned to the comparing element; Name: feedback variable
Description: The EU directive 2014/34 (ATEX) classifies explosion-proof devices into categories in Europe. At the international level, there was introduced the EPL (Equipment Protection Level); Name: Explosion protection Equipment Protection Level (EPL) of the electric motor