Bitronics M651, User Manual

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ML0039 November 14, 2013 Copyright 2013 Bitronics, LLC
4.1 Serial Port ............................................................................................................................................. 32
4.1.1 RS485 Connections....................................................................................................................... 32
5.0 FUNCTIONAL DESCRIPTION .............................................................................................................. 35
5.1 Configuration ......................................................................................................................................... 35
5.2 HTML Web Server ................................................................................................................................ 35
5.3 Passwords ............................................................................................................................................. 35
5.4 Using the M651 with a Bitronics Analog Output Converter .................................................................. 35
5.5 Performing set-up through the web page interface .............................................................................. 37
6.0 MEASUREMENTS ................................................................................................................................. 51
6.1 Changing Transformer Ratios............................................................................................................... 51
6.2 Current .................................................................................................................................................. 51
6.2.1 Residual Current ............................................................................................................................ 51
6.3 Voltage Channels ................................................................................................................................. 52
6.4 Voltage Aux .......................................................................................................................................... 52
6.5 Power Factor ........................................................................................................................................ 52
6.6 Watts / Volt-Amperes (VAs) / VARs (Uncompensated) ........................................................................ 52
6.6.1 Geometric VA Calculations ........................................................................................................... 53
6.7 Compensated Watts and VARs (Line and Transformer Loss Compensation) ..................................... 55
6.8 Energy ................................................................................................................................................... 56
6.9 Frequency ............................................................................................................................................. 57
6.10 Demand Measurements ..................................................................................................................... 57
6.10.1 Ampere and Fundamental Ampere Demand .............................................................................. 58
6.10.2 Volt Demand ................................................................................................................................ 58
6.10.3 Power Demands (Total Watts, VARs, and VAs) ......................................................................... 58
6.10.4 Demand Resets ........................................................................................................................... 59
6.10.5 Demand Interval .......................................................................................................................... 59
6.11 Harmonic Measurements.................................................................................................................... 59
6.11.1 Voltage Distortion (THD) ............................................................................................................. 59
6.11.2 Current Distortion (THD and TDD) .............................................................................................. 59
6.11.3 Fundamental Current .................................................................................................................. 60
6.11.4 Fundamental Voltage .................................................................................................................. 61
6.11.5 K-Factor ....................................................................................................................................... 61
6.11.6 Displacement Power Factor ........................................................................................................ 61
6.11.7 Phase Angles .............................................................................................................................. 62
6.12 Heartbeat and Health Check .............................................................................................................. 62
6.13 List of Available Measurements & Settings ........................................................................................ 63
6.14 Calibration ........................................................................................................................................... 63
6.15 Instantaneous Measurement Principles ............................................................................................. 64
6.15.1 Sampling Rate and System Frequency ....................................................................................... 64
7.0 ANALOG TRANSDUCER OUTPUT OPTION ....................................................................................... 65
7.1 Introduction ........................................................................................................................................... 65
7.2 Specifications ........................................................................................................................................ 65
7.3 Connections .......................................................................................................................................... 65
APPENDIX .................................................................................................................................................... 68
A1 CT/VT Connection Diagrams ................................................................................................................ 68
A2 Ethernet Troubleshooting ...................................................................................................................... 73