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Fluke 1743 [74/80] Online test

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Users Manual

Online Test

The following figure shows the online test display.

egb024.bmp

Figure 18. Online Test

Содержание

1743 power quality logger users manual 1
Power quality logger 1
Users manual 1
Fluke corporation p o box 9090 everett wa 98206 9090 u s a 2
Fluke europe b v p o box 1186 5602 bd eindhoven the netherlands 2
Limited warranty and limitation of liability 2
Limites de garantie et de responsabilite 3
Beschränkte garantie und haftungsbegrenzung 4
Fluke corporation p o box 9090 everett wa 98206 9090 usa 4
Fluke europe b v p o box 1186 5602 bd eindhoven niederlande 4
Fluke corporation p o box 9090 everett wa 98206 9090 usa 5
Fluke europe b v p o box 1186 5602 bd eindhoven paesi bassi 5
Garanzia limitata e limitazione di responsabilità 5
Fluke corporation p o box 9090 everett wa 98206 9090 eua 6
Fluke europe b v p o box 1186 5602 bd eindhoven holanda 6
Garantia limitada e limitação de responsabilidade 6
Fluke corporation p o box 9090 everett wa 98206 9090 ee uu 7
Fluke europe b v p o box 1186 5602 bd eindhoven holanda 7
Garantía limitada y limitación de responsabilidad 7
有限担保和有限责任 8
Table of contents 9
Title page 9
List of tables 13
Table title page 13
Figure title page 15
List of figures 15
Information and pc software cd 17
Introduction 17
Power quality logger 17
Introduction to the logging functions 18
Logger power supply 18
Power interruptions 18
Safety instructions 20
Symbols 20
Warnings 20
W x warnings 21
Qualified personnel 22
Standard equipment and optional accessories 22
Power quality logger safety instructions 23
Power supply and voltage measuring leads are built into the 1744 1743 power quality logger 23
Features 24
Figure 2 1744 1743 power quality logger front view 24
Inspect the contents of the shipping box for completeness and damage report any damage to the shipper 24
This section introduces the logger s controls indicators and other features refer to figure 2 and table 4 24
Users manual 24
Power quality logger safety instructions 25
Table 4 1744 1743 power quality logger controls and indicators 25
Power network configurations 26
Working with logged data 26
Logging jobs 27
Using the logger 27
Preparing the logger for use 28
Connect the rs232 interface cable to the serial port of your pc 29
Figure 3 supplying operating power to the logger 29
Max 660 v 29
Power from wall outlet power in parallel with 29
Power quality logger using the logger 29
Power supply leads 29
Test leads 29
Voltage test leads 29
Connecting current probes 30
Test leads markings 30
Test leads œ markings 30
Connecting the logger 31
Logging with voltage converters 31
W x warnings 31
3 2 s r 34
Connections in 3 phase 4 wire wye systems 34
L2 l3 n 34
Power logger 34
The following figure shows the connections for logging 3 phase 4 wire wye systems 34
V max 88 660v 34
3 2 s r 35
Connections in 3 phase 3 wire delta systems 35
Figure 5 shows the connections for logging 3 phase 3 wire delta systems 35
Power logger 35
Power quality logger using the logger 35
The test lead n can be left open or connected to ground potential 35
V max 88 660v 35
3 2 s r 36
Connections for single phase logging 36
Figure 6 shows the connections for logging single phase systems 36
Figure 6 single phase logging 36
Users manual 36
3 2 s r 37
Connections for medium voltage networks 37
Figure 7 measuring 3 phase voltages in a 3 wire delta system with three voltage converters 37
In a 3 phase 3 wire delta system with three separate voltage converters and three current transformers the logger can measure phase phase p p delta or phase n p n wye see figure 7 37
Power logger 37
Power quality logger using the logger 37
Phase phase delta logging 38
Phase ground wye logging 39
Logging with two voltage converters and two current transformers 40
Logging 41
Completing the logging job 42
Evaluating the logged data 43
Measuring ranges 43
Methods of logging 43
Resolution accuracy 44
Signal sampling 44
Voltage variations 45
Min max values 46
Voltage interruptions 47
Voltage dips and swells 48
Voltage harmonics 48
Current harmonics 49
Mains signaling 49
I thdi 50
Thdv in function a 50
V v thd 50
Calculation of thd in measuring function p 51
Flicker 51
I i thdi 51
Thd measuring function p 51
V v thdv 51
Formula for plt function 52
Frequency 52
Pst plt 52
Unbalance 52
Crest factor cf 53
Current logging 53
Logging function a 53
Logger parameters with function p 54
Power quality logger logger parameters with function p 55
P q ϕ tan 56
Logger parameters with function a 57
Q p s d 59
Disposal 61
Lithium battery 61
Maintenance 61
Logging parameters overview 62
Logging parameters œ overview 62
Technical specifications 62
The following table gives an overview of the logging parameters 62
General information 63
Maximum number of intervals for logging function p 63
Power quality logger technical specifications 63
The maximum recording period can be calculated by multiplying the interval time defined in pq log with the maximum number of intervals in the following table 63
Environmental specifications 64
Measurement 65
Power quality logger technical specifications 65
Power supply 65
Current input with flexi set 66
Input voltage 66
Current input for clamp 67
Power quality logger technical specifications 67
Current logging values 68
Events dips swells interruptions 68
Flicker 68
General specifications 68
Rms logging slow voltage variations 68
Analysis of logging data 69
Harmonics 69
Power logging functions a p only p s p 69
Power quality logger technical specifications 69
Programming and analysis is done by pq log software on pc 69
Statistics 69
Thdv thdi per iec en 61000 4 7 class b 69
Application 70
Logging function p 70
Logging values 70
Logging function a all parameters 71
Logging function a œ ﬁallﬂ parameters 71
Logging values 71
Applications 72
Pq log pc application software 73
Online test 74
Ascii export 75
Timeplot diagram 76
Unipede disdip table 77
Cumulative frequency harmonics 78
Cumulative frequency œ harmonics 78

Fluke 1743 [74/80] Online test

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