This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
" NST " stands for freewheel stop mode.This means that the stop signal into one of the assigned logic inputs is cut ( since the freewheel stop function is active at " 0 " ). So, you have to check the wiring.