Content • iiiWAGO-I/O-SYSTEM 750I/O ModulesContent1 Important Comments ................................................................................. 41.1 Legal Principles........................................................................................ 41.1.1 Copyright ............................................................................................. 41.1.2 Personnel Qualification ....................................................................... 41.1.3 Intended Use ........................................................................................ 41.2 Symbols .................................................................................................... 51.3 Number Notation...................................................................................... 51.4 Safety Notes ............................................................................................. 61.5 Scope ........................................................................................................ 62 I/O Modules ................................................................................................. 72.1 Digital Output Modules............................................................................ 72.1.1 750-491 [1 AI DMS] ........................................................................... 72.1.1.1 Variations........................................................................................ 72.1.1.2 View................................................................................................ 72.1.1.3 Description...................................................................................... 82.1.1.4 Display Elements ............................................................................ 92.1.1.5 Schematic Diagram......................................................................... 92.1.1.6 Technical data ............................................................................... 102.1.1.7 Process Image ............................................................................... 112.1.1.8 Applicaton examples..................................................................... 122.1.1.9 Connection examples .................................................................... 13