Applied Precision WS 2120 - Page 3

Working Standard
User’s Guide
www.appliedp.com WS-UGFW619-EN
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5. Remote Interface ......................................................................................................................... 74
5.1 Connection to PC .................................................................................................................... 74
5.2 Firmware Upload ..................................................................................................................... 75
5.3 Remote Communication .......................................................................................................... 76
5.3.1 Commands Description .................................................................................................... 76
6. APPENDIX .................................................................................................................................... 96
6.1 Connection Diagrams .............................................................................................................. 97
6.1.1 SINGLE PHASE measuring accessories .......................................................................... 97
6.1.2 TWO PHASE measuring accessories .............................................................................. 97
6.1.3 THREE PHASE measuring accessories ........................................................................... 98
6.2 Aggregate Energy Calculation Methods ................................................................................. 101
6.3 Overvoltage Categories ......................................................................................................... 102
6.4 Accuracy Verification ............................................................................................................. 102
6.4.1 How to carry out the Accuracy Verification? ................................................................... 102
6.5 Measurement Time ................................................................................................................ 103
6.6 Measurement Error ................................................................................................................ 103
6.6.1 Voltage or Ratio Error in Voltage Transformer................................................................ 104
6.6.2 Current or Ratio Error in Current Transformer ................................................................ 104
6.7 Maintenance .......................................................................................................................... 105
6.7.1 Regular Maintenance ..................................................................................................... 105
6.7.2 Cleaning the Product ...................................................................................................... 105
6.7.3 Battery Replacement ...................................................................................................... 105
6.7.4 User-Replaceable Parts ................................................................................................. 105
DECLARATION OF CONFORMITY ................................................................................................ 106