LEM NORMA 5000 - Default Chapter; Table of Contents

Contents
Power Analyzer NORMA 4000, NORMA 5000 1
EO1111G REV G
Contents
1 About this Document ......................................................................................... 3
1.1 Document structure ..................................................................................... 3
1.2 Signs and symbols ...................................................................................... 3
2 General Safety Instructions ............................................................................... 4
2.1 Safety instructions on the device housing.................................................... 6
3 Design and functions ......................................................................................... 7
3.1 Terminals (rear of housing).......................................................................... 7
3.2 Operating controls and display .................................................................... 8
3.3 Functions................................................................................................... 10
4 Startup............................................................................................................... 11
4.1 Checking of delivery .................................................................................. 11
4.2 Installation and switching on...................................................................... 11
5 Connection to Circuits ..................................................................................... 12
5.1 Connecting sequence................................................................................ 12
5.2 Overview ................................................................................................... 12
5.3 1-phase measurement............................................................................... 13
5.3.1 Direct connection.......................................................................... 13
5.3.2 With shunt..................................................................................... 14
5.3.3 With voltage and current transducer ............................................. 15
5.4 Aron circuit (triaxial/guard technique)......................................................... 16
5.4.1 Direct connection.......................................................................... 16
5.4.2 With shunt..................................................................................... 17
5.4.3 With voltage and current transducer ............................................. 18
5.5 3-phase measurement in 4-wire system .................................................... 19
5.5.1 Direct connection.......................................................................... 19
5.5.2 With shunt..................................................................................... 20
6 Simple Measurement........................................................................................ 21
7 Configuration .................................................................................................... 22
7.1 Call up General Setup / Call up system information screen ....................... 23
7.2 Load configuration..................................................................................... 23
7.3 Configure data transfer to printer and PC .................................................. 23
7.4 Configure average time and synchronisation............................................. 26
7.5 Adjust date and time.................................................................................. 29
7.6 Configure current and voltage channels .................................................... 30
7.7 Switch current input to external input (BNC).............................................. 33
7.8 Integration function configuration............................................................... 34
7.9 Save configuration..................................................................................... 37
7.10 Delete configuration................................................................................... 37
7.11 Undersampling / Aliasing........................................................................... 37
8 Measuring process........................................................................................... 39
8.1 Prior to measuring ..................................................................................... 39
8.2 Measure voltage, current and power ......................................................... 40
8.2.1 View the measured values for the individual channels.................. 40
8.2.2 View totals of all measured values................................................ 42
8.2.3 Compare measured values........................................................... 43
8.2.4 View fundamentals ....................................................................... 44
8.2.5 User defined screen view.............................................................. 45