Extech Instruments PQ3470 - Default Chapter; Table of Contents

PQ3470-en-GB_V1.9 10/15
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Table of Contents
1.0 INTRODUCTION
1-1
Features.................................................................................................. 3
1-2 Safety ....................................................................................................... 4
2.0 SPECIFICATIONS
2-1
General Specifications ................................................................................. 5
2-2 Electrical Specifications .................................................................................... 6
3.0 METER DESCRIPTION ............................................................. .8
4.0 METER BASICS AND THE SETUP MODE
4-1
Initialization Screen ...................................................................................................... 10
4-2 Measurement Screen Example .......................................................................... 10
4-3 Keypad Summary ................................................................................................. 11
4-4 Setup Mode Basics ...................................................................................................... 12
4-5 Setup Mode In Detail......................................................................................... 14
5.0 POWER MEASUREMENT PROCEDURES
5-1
1Φ 2W (single phase two wire) measurement .......................................... .21
5-2 1Φ 3W (single phase three wire) measurement ........................................ .22
5-3 3Φ 3W (three phase three wire) measurement ......................................... .23
5-4 3Φ 4W (three phase four wire) measurement ........................................... .24
5-5 CT and PT measurement .......................................................................................... .25
5-6 Zero Adjust for Watt Hour Measurement ................................................................ .26
5-7 Harmonics function Measurement ........................................................................... .26
5-8 Graphic Phasor Measurement ................................................................................. .28
5-9 Voltage / Current Waveform ...................................................................................... .29
5-10 Transient Capture (Dips, Swells, Outage) ............................................................ .30
5-11 Data Logger ..................................................................................................................... 31
5-12 Data Hold ..................................................................................................... .32
5-13 Display Backlight key ................................................................................... .32
5-14 LOWBAT (Low Battery) screen .................................................................. .32
5-15 Measurement Definitions .................................................................................. .33
5-16 Reset Button ....................................................................................................... .33
6.0 MAINTENANCE
6-1
Cleaning ................................................................................................................. 34
6-2 Battery Replacement ............................................................................................ 34
7.0 SD Card
7-1
Download Data from SD Card ......................................................... 35