Content • iiiWAGO-I/O-SYSTEM 750I/O ModulesContent1 Important Notes .......................................................................................... 51.1 Legal Bases............................................................................................... 51.1.1 Copyright ............................................................................................. 51.1.2 Personnel Qualifications...................................................................... 51.1.3 Use of the 750 Series in Compliance with Underlying Provisions ..... 61.1.4 Technical Condition of Specified Devices .......................................... 61.2 Standards and Guidelines for Operating the 750 Series........................... 71.3 Symbols .................................................................................................... 81.4 Safety Information.................................................................................... 91.5 Font Conventions ................................................................................... 101.6 Number Notation.................................................................................... 101.7 Scope ...................................................................................................... 112 I/O Modules ............................................................................................... 122.1 Special Modules ..................................................................................... 122.1.1 Overview Incremental Encoder Interfaces 750-631 (/xxx-xxx)........ 122.1.2 750-631(750-631/000-001) [Incremental Encoder Interface] ........... 132.1.2.1 Variations...................................................................................... 132.1.2.2 View.............................................................................................. 132.1.2.3 Description.................................................................................... 132.1.2.4 Display Elements .......................................................................... 142.1.2.5 Schematic Diagram....................................................................... 152.1.2.6 Technical Data .............................................................................. 162.1.2.7 Functional Description.................................................................. 172.1.2.8 Process Image ............................................................................... 182.1.3 750-631/000-004 [Incremental Enc./ RS422] ................................... 212.1.3.1 View.............................................................................................. 212.1.3.2 Description.................................................................................... 212.1.3.3 Display Elements .......................................................................... 222.1.3.4 Schematic Diagram....................................................................... 232.1.3.5 Technical Data .............................................................................. 242.1.3.6 Functional Description.................................................................. 262.1.3.7 Process Image ............................................................................... 272.1.4 750-631/000-010, 750-631/000-011 [Incremental Encoder Interface]312.1.4.1 Variations...................................................................................... 312.1.4.2 View.............................................................................................. 312.1.4.3 Description.................................................................................... 312.1.4.4 Display Elements .......................................................................... 332.1.4.5 Schematic Diagram....................................................................... 342.1.4.6 Technical Data .............................................................................. 352.1.4.7 Functional Description.................................................................. 372.1.4.8 Process Image ............................................................................... 382.1.4.9 Connection Variations .................................................................. 422.1.4.9.1 Incremental Encoder with RS422 Output (Variation A).......... 422.1.4.9.2 Incremental Encoder with 24 V Push-Pull Output (Variation B)42