Compact Control Builder-AC800M Software used to install and configure ABB AC-800M Controller It support for all five IEC 61131-3 languages giving you the flexibility to choose the language that best fits your needs : Function Block Diagram (FBD), Structured Text (ST), Instruction List (IL), Ladder Diagram (LD), Sequential Function Chart (SFC) OS Support : Windows XP , Windows 7 , Windows 10