HT instruments VEGA78 User Manual

Page 3

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VEGA78

EN - 1

Table of contents:
1.

 

PRECAUTIONS AND SAFETY MEASURES ............................................................. 3

 

1.1.

  General ................................................................................................................................. 3 

1.2.

  Preliminary instructions ......................................................................................................... 3 

1.3.

  During use ............................................................................................................................. 4 

1.4.

  After use ................................................................................................................................ 4 

1.5.

  Measuring (overvoltage) categories definitions ..................................................................... 4 

2.

 

GENERAL DESCRIPTION ......................................................................................... 5

 

2.1.

  Introduction ........................................................................................................................... 5 

2.2.

  Functions ............................................................................................................................... 5 

2.3.

  Initial screen .......................................................................................................................... 5 

3.

 

PREPARE TO USE ..................................................................................................... 6

 

3.1.

  Initial check ........................................................................................................................... 6 

3.2.

  Instrument power supply ....................................................................................................... 6 

3.3.

  Calibration ............................................................................................................................. 6 

3.4.

  Storage .................................................................................................................................. 6 

4.

 

HOW TO OPERATE ................................................................................................... 7

 

4.1.

  Instrument description ........................................................................................................... 7 

4.2.

  Keyboard description ............................................................................................................ 8 

4.3.

  Display description ................................................................................................................ 9 

4.4.

  Reset of meter ....................................................................................................................... 9 

5.

 

GENERAL MENU ..................................................................................................... 10

 

5.1.

  General settings .................................................................................................................. 11 

5.1.1.

 

Language selection .................................................................................................................. 11

 

5.1.2.

 

Date/Time settings .................................................................................................................... 12

 

5.1.3.

 

Display brightness adjust .......................................................................................................... 13

 

5.1.4.

 

Protection Password setting ..................................................................................................... 13

 

5.1.5.

 

Sound keys setting ................................................................................................................... 14

 

5.1.6.

 

Auto power off setting ............................................................................................................... 15

 

5.1.7.

 

Memory type setting ................................................................................................................. 16

 

5.1.8.

 

“Touch screen” calibration ........................................................................................................ 16

 

5.2.

  Real Time Values ................................................................................................................ 17 

5.2.1.

 

4-wire three phase system – Screens sequence ..................................................................... 17

 

5.2.2.

 

3-wire three phase system – Screens sequence ..................................................................... 20

 

5.2.3.

 

3-wire ARON three phase system – Screens sequence .......................................................... 22

 

5.2.4.

 

Single phase system – Screens sequence .............................................................................. 24

 

5.2.5.

 

SCOPE waveforms screens ..................................................................................................... 25

 

5.2.6.

 

HARM analysis screens ........................................................................................................... 28

 

5.2.7.

 

Vectorial diagrams screens ...................................................................................................... 32

 

5.3.

  Analyzer Settings ................................................................................................................ 36 

5.3.1.

 

Analyzer Configuration screen ................................................................................................. 36

 

5.3.1.1.

 

Setting system frequency ................................................................................................................ 38

 

5.3.1.2.

 

Setting clamp type ........................................................................................................................... 38

 

5.3.1.3.

 

Setting full scale of clamps .............................................................................................................. 38

 

5.3.1.4.

 

Setting VT ratio ................................................................................................................................ 39

 

5.3.2.

 

Advanced Settings screen ........................................................................................................ 39

 

5.3.2.1.

 

Zoom graphics option ...................................................................................................................... 39

 

5.3.2.2.

 

Harmonics type option ..................................................................................................................... 40

 

5.3.2.3.

 

Harmonics values option ................................................................................................................. 40

 

5.3.2.4.

 

Zoom with respect to the 1st harmonic option ................................................................................. 41

 

5.3.2.5.

 

Average value option ....................................................................................................................... 41

 

5.4.

  Recording settings .............................................................................................................. 42 

5.4.1.

 

Recording settings screen ........................................................................................................ 42

 

5.4.2.

 

Comments ................................................................................................................................ 43

 

5.4.2.1.

 

Use of virtual keyboard .................................................................................................................... 43

 

5.4.3.

 

Start and Stop ........................................................................................................................... 44

 

5.4.4.

 

Integration period ...................................................................................................................... 44

 

5.4.5.

 

Cogenerations .......................................................................................................................... 44

 

5.4.6.

 

General Parameters ................................................................................................................. 45

 

5.4.6.1.

 

General Parameters: sub-levels description .................................................................................... 47

 

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