CET Electric Technology
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4.2 Power and Energy ............................................................................................................... 30
4.2.1 Basic Measurements ................................................................................................ 30
4.2.2 Energy Measurements ............................................................................................. 30
4.2.3 Demand Measurements .......................................................................................... 31
4.3 Power Quality ...................................................................................................................... 31
4.3.1 Phase Angles ............................................................................................................ 31
4.3.2 Power Quality Parameters ....................................................................................... 32
4.3.3 Unbalance ................................................................................................................ 33
4.4 Setpoints ............................................................................................................................. 33
4.5 Logging ................................................................................................................................ 35
4.5.1 Peak Demand Log .................................................................................................... 35
4.5.2 SOE ........................................................................................................................... 35
4.6 Time of Use (TOU) ............................................................................................................... 36
Chapter 5 Modbus Register Map ........................................................................................................ 37
5.1 Basic Measurements ........................................................................................................... 37
5.2 Energy Measurements ........................................................................................................ 38
5.3 Harmonic Measurements ................................................................................................... 39
5.3.1 Power Quality Measurements ................................................................................. 39
5.3.2 Current Harmonic Measurements ........................................................................... 39
5.3.3 Voltage Harmonic Measurements ........................................................................... 39
5.4 Demands ............................................................................................................................. 40
5.4.1 Present Demands ..................................................................................................... 40
5.4.2 Peak Demand Log of This Month (Since Last Reset) ............................................... 40
5.4.3 Peak Demand Log of Last Month (Before Last Reset) ............................................. 40
5.4.4 Demand Data Structure ........................................................................................... 40
5.5 SOE Log ................................................................................................................................ 40
5.6 Device Setup........................................................................................................................ 42
5.6.1 Basic Setup Parameters ........................................................................................... 42
5.6.2 I/O Setup Parameters............................................................................................... 44
5.6.3 Setpoints Setup ........................................................................................................ 44
5.7 TOU Setup ........................................................................................................................... 45
5.7.1 Basic ......................................................................................................................... 45
5.7.2 Season ...................................................................................................................... 46
5.7.3 Daily Profile .............................................................................................................. 46
5.7.4 Alternate Days .......................................................................................................... 47
5.8 Time ..................................................................................................................................... 47
5.9 DO Control ........................................................................................................................... 48
5.10 Meter Information ............................................................................................................ 48
Appendix A Technical Specifications.................................................................................................... 50
Appendix B Standards Compliance ..................................................................................................... 52
Appendix C Ordering Guide ................................................................................................................ 53
Contact us .......................................................................................................................................... 54
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