: Explanations of what the tool does and when to use specific functions.
A "What You See Is What You Get" (WYSIWYG) tool for designing the user interface (HMI) screens that appear on the controller display. 1tool manual
The "proper features" of the Carel 1Tool manual (specifically the Programming Guidelines Manual) focus on ensuring that application programs are readable, consistent, and easy to maintain. Based on the Carel 1Tool Programming Guidelines , proper development features include: Programming Style & Layout : Explanations of what the tool does and