Converting the concentrator evaporator for 3 stages from manual operation to operating it through automatic control through the implementation of the PLC program and multi-page HMI control screen with 2 languages ​​(Arabic and English) provided that the operating technician monitors all production steps of the evaporator without interfering with it except in the case Emergency, God forbid ………………………………………. …………….. podco Australia Company for Agricultural Industry in Alexandria.