Contents:1. About this manual .................................................................................. 51.1. Copyrights ...................................................................................... 51.2. Trademarks .................................................................................... 51.3. General .......................................................................................... 51.4. Use of symbols .............................................................................. 51.5. Document conventions .................................................................. 61.6. Terminology .................................................................................... 71.7. Abbreviations ................................................................................. 71.8. Related documents ........................................................................ 81.9. Document revisions ....................................................................... 82. Introduction ............................................................................................. 92.1. Overview of COM600 ..................................................................... 93. Human Machine Interface operations ................................................. 103.1. General about HMI ....................................................................... 103.2. Predefined user account .............................................................. 103.3. User management ....................................................................... 103.3.1. Access permissions ...................................................... 103.3.2. Adding new users ......................................................... 123.3.3. Modifying user properties .............................................. 123.3.4. Changing user's password ............................................ 133.4. Connecting HMI to the COM600 computer .................................. 133.5. Substation and communication structures ................................... 133.5.1. Substation structure ...................................................... 133.5.2. Communication structure .............................................. 153.6. Single Line Diagram ..................................................................... 163.6.1. General about Single Line Diagram .............................. 163.6.2. Switch Device Control ................................................... 163.6.3. Tagging .......................................................................... 193.6.3.1. Hot Line Tag ............................................... 193.6.3.2. Information Tag ........................................... 213.6.4. Tap Changer ................................................................. 223.6.5. Busbar coloring ............................................................. 233.7. Alarms .......................................................................................... 243.7.1. General about alarms ................................................... 243.7.2. Monitoring and handling alarms .................................... 253.7.3. Acknowledging alarms .................................................. 253.7.4. Filtering alarms ............................................................. 263.8. Events .......................................................................................... 273.8.1. General about events .................................................... 273.8.2. Monitoring and handling events .................................... 273.8.3. Filtering events .............................................................. 283.9. Data Historian .............................................................................. 293COM600 3.3Station Automation COM6001MRS756705Operator's ManualIssued: 13.2.2009Version: A/13.2.2009