Analog input module AI Energy Meter 480VAC ST (6ES7134-6PA20-0BD0)
Manual, 12/2015, A5E36061895-AA
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Preface ................................................................................................................................................... 4
1 Documentation guide .............................................................................................................................. 8
2 Product overview .................................................................................................................................. 11
2.1 Area of application .................................................................................................................. 11
2.2 Properties of the AI Energy Meter 480VAC ST ...................................................................... 13
3 Wiring ................................................................................................................................................... 15
3.1 Terminal and block diagram ................................................................................................... 15
3.2 Connection examples ............................................................................................................. 18
3.3 Current transformer selection data ......................................................................................... 21
4 Configuration / address space ............................................................................................................... 25
4.1 Configuring .............................................................................................................................. 25
4.2 Selecting the module versions ................................................................................................ 26
4.2.1 Module versions at configuration with STEP 7 ....................................................................... 27
4.2.2 Module versions at configuration with GSD file ...................................................................... 28
4.2.3 Changing over the user data variant during operation ........................................................... 29
4.2.4 Recommendations for selecting the module version .............................................................. 30
4.3 Applicable modules ................................................................................................................. 31
5 Quick start ............................................................................................................................................ 33
6 Reading and processing measured values ............................................................................................ 35
6.1 Basics for reading measured values ....................................................................................... 35
6.2 Quality information .................................................................................................................. 37
6.3 Reading measured values from user data cyclically .............................................................. 40
6.4 Read measured value from a measured value data record ................................................... 42
7 Energy counters .................................................................................................................................... 43
7.1 How the energy meter works .................................................................................................. 43
7.2 Configuring counters ............................................................................................................... 46
7.3 Evaluate energy counter and overflow counter ...................................................................... 47
7.4 Resetting energy counters and overflow counters ................................................................. 48
7.4.1 Reset energy counters via user data ...................................................................................... 48
7.4.2 Resetting energy counters and overflow counters via data record DS 143 ........................... 50
7.4.3 Example for energy counters and overflow counters via data record DS 143 ....................... 52
7.5 Data record for energy counter (DS 143) ............................................................................... 55
7.5.1 Structure for energy counters (DS 143) .................................................................................. 55
7.5.2 Structure of the control and feedback interface for DS 143.................................................... 60
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