Related Manuals for Fluke 1743
Summary of Contents for Fluke 1743
- Page 1 ® PQ Log PC Software for 1740 Series Users Manual June 2006 © 2006 Fluke Corporation, All rights reserved. All product names are trademarks of their respective companies.
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Page 3: Table Of Contents
Table of Contents Title Page Introduction......................1 Logging Functions..................1 Activities You Can Do with PQ Log............. 2 System Requirements ..................2 Installing PQ Log ..................2 Preparing the Logger for Use................3 Establishing a Connection to the Logger............3 Setting Up Logger for a P Type Job .............. - Page 4 PQ Log Users Manual Voltage Cumulative Frequency (A Only) ..........30 Current Cumulative Frequency (A Only)..........31 Symbol Bar for the Cumulative Frequency Display ......... 33 Events......................41 Table Summary ..................42 Statistical Values (A Only) ............... 44 Most Critical Values (A Only) ..............44 Settings ......................
- Page 5 List of Tables Table Title Page System Requirements..................... 2 Available Parameters for Version P ............... 36 Available Parameters for Version A -Voltage, Current ......... 36 Available Parameters for Version A - Power, Energy ........... 37...
- Page 6 PQ Log Users Manual...
- Page 7 List of Figures Figure Title Page Start Menu......................3 Preparing a Logger Job ..................4 Problem in Connection Message................4 Serial Port Settings....................5 Current Setup Menu ....................6 Time Setting Menu....................7 Summary Screen ....................8 Warning Message Before Sending Setup Information........... 8 Successful Saving Confirmation Message .............
- Page 8 PQ Log Users Manual...
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Page 9: Introduction
PQ Log PC Software for 1740 Series Introduction The Fluke 1740 Series Loggers monitor power quality and locate disturbances in low and medium voltage distribution networks. The “Logger” in this manual refers to either of the Models 1744 or 1745. -
Page 10: Activities You Can Do With Pq Log
Print tables, graphs, and comprehensive, formatted reports Export data to an ASCII file Upgrade the Logger’s Firmware (operating software) when a new release is available on the Fluke website Perform standardized analysis of measured values according to the European standard EN 50160 System Requirements Table 1 shows the minimum computer requirements for PQ Log. -
Page 11: Preparing The Logger For Use
The following instructions take you through the Logger setup process. W X Warning To avoid electrical shock or damage to the equipment, read and follow the safety warnings and cautions in the 1744/1743 or 1745 Users Manual before you make any connections to the Logger. - Page 12 PQ Log Users Manual egd002.bmp Figure 2. Preparing a Logger Job 5. If the following screen appears, there is a problem with the connection to the Logger. egd003.bmp Figure 3. Problem in Connection Message 6. If your PC is not connecting to the Logger, find the serial port that connects to the Logger by trying them sequentially.
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Page 13: Setting Up Logger For A P Type Job
PC Software for 1740 Series Preparing the Logger for Use egd004.bmp Figure 4. Serial Port Settings Setting Up Logger for a P Type Job If PQ Log is connected to the Logger, the Logger automatically identifies the Logger type and the current probe type attached. To set up P type Logger Job: 1. - Page 14 PQ Log Users Manual egd005.bmp Figure 5. Current Setup Menu 7. Select the current Min-Max-value from the pull-down list. This is an independent setting for averaging period just for current. You will use the effects of this setting later during the analysis of the data when you choose to see the voltage at the time max current happened.
- Page 15 PC Software for 1740 Series Preparing the Logger for Use Continuous job – The Logger starts logging as soon as it receives the setup information you are completing now Switch-activated job – The Logger starts logging when you press the START button on the front of the Logger, and stops when you press it again Time-activated job –...
- Page 16 PQ Log Users Manual egd007.bmp Figure 7. Summary Screen 15. Once you are satisfied that the settings are correct, save these settings to a template for later recall by clicking on the PC Save or Save As button. To write the setup data to the Logger, click on the Logger Save button.
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Page 17: Logging Power Quality Data
Logging Power Quality Data W X Warning To avoid electrical shock or damage to the equipment, read and follow the safety warnings and cautions in the 1744/1743 or 1745 Users Manual before you make any connections to the Logger. Once you have saved the Logger setup data in the Logger, disconnect the Logger from the PC, and attach the voltage leads and current probes to the distribution system to be measured as described in the Logger’s Users Manual. - Page 18 PQ Log Users Manual Logged Data” for how to use the timeplot, and how to analyze the data in the data file in general. egd009a.bmp Figure 10. Selecting an Analysis Time Period egd010.bmp Figure 11. Timeplot Display...
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Page 19: Viewing Live Readings
PC Software for 1740 Series Viewing Live Readings Viewing Live Readings You can view live readings to gain assurance that the data being logged is going to be useful, and the settings and current probe range is correct. To view live readings: 1. - Page 20 PQ Log Users Manual In the Settings Menu under General, the following screen presents you with choices for the following: egd011.bmp Figure 12. General Settings Menu Title to print on the automatic report Serial port and baud rate Calculation method for harmonics readings (A function only) Number of harmonic orders included in thd calculation (40 or 50) (A function only) Phase identification (display of ”L1, L3, and L3”...
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Page 21: Settings For Medium Voltage Networks
PC Software for 1740 Series Advanced (Optional) Logger Settings A way to turn on or off display of a warning message that a logging period is not in conformance with the European EN 50160 standard Turning on or off flicker and thd values during data analysis Settings for Medium Voltage Networks When preparing a Logger for use, you can enter ratios for voltage and current, resulting in the calculation and display of primary side values. -
Page 22: Defining Interharmonics (A Function Only)
PQ Log Users Manual egd013.bmp Figure 14. Current Transformer Defining Interharmonics (A function only) The Logger uses an interharmonics calculation to measure mains signaling, or ripple control signals. These signals are used in some parts of Europe to control industrial equipment and lighting. -
Page 23: Sequential Logging Jobs
(frequencies) are possible. Sequential Logging Jobs The 1744/1743 and 1745 Power Quality Loggers can handle two measurement jobs of the same type (both P or both A) in sequence: While one measurement job is active, the setup data of the previous jobs are temporarily retained in the memory. You can check the ”running”... -
Page 24: Analyzing Logged Data
PQ Log Users Manual Analyzing Logged Data Note Check that the appropriate limit value file is selected. Use menu Software Settings>General>Select Limit value file for analysis. “Default GWD60 Hz.gwd” is for applications in 60 Hz systems. “EN 50160.gwd” is preset for limits defined in EN 50160 “50160_61000-2-2.gwd”... - Page 25 PC Software for 1740 Series Analyzing Logged Data 95 % of all measured values are less or equal to the 95 %-value. The remaining 5 % of measured values exceed this value but must be below the 100 % limit value. Thus, the 95 %-value provides statistical information about the distribution of the measured values.
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Page 26: Pq Log Feature Reference
PQ Log Users Manual egd015b.bmp Figure 18. Harmonics Graph From this representation, it can be seen which harmonics on which phases exceed the limit value as per standard EN 50160. PQ Log Feature Reference This section contains detailed information about options and dialog boxes for PQ Log. It is divided into the following sections: Tool Bar Options Menu... -
Page 27: The Main Toolbar
PC Software for 1740 Series PQ Log Feature Reference The Main Toolbar Information about a data file* Open a data file Reopen data file Print directly* Read results Information about Logger Online Test Stop logging Graphical summary* Table summary* Timeplot* Application oriented analysis* Voltage cumulative frequency* Current cumulative frequency*... -
Page 28: Toolbar For Online Test
PQ Log Users Manual Move to begin of measurement Previous time segment Next time segment Move to end of measurement Enlarge time scale Reduce time scale Open X-axis scaling dialog box Zoom undo Left scaling selection is affected Right scaling selection is affected Scaling dialog for Y-axis Show/hide limit values Channel selection... -
Page 29: Toolbar For Measurement Value List
PC Software for 1740 Series PQ Log Feature Reference Previous time segment Next time segment Move to end of measurement Enlarge Reduce Open X-axis scaling dialog box Zoom undo Left scaling selection is affected Right scaling selection is affected Scaling dialog for Y-axis Scale Y according to extreme value Show/hide limit values Channel selection... -
Page 30: Toolbar For Voltage, Current Cumulative Frequency
PQ Log Users Manual Show/hide interval status Toolbar for Voltage, Current Cumulative Frequency Scaling according to limit value, not available for current Scaling according to nominal value Class limits Create timeplot with selected curves Print list of harmonics Toolbar for Events (UNIPEDE DISDIP Table) Events of all phases Events phase L1 or A only Events phase L2 or B only... - Page 31 PC Software for 1740 Series PQ Log Feature Reference Print whole measurement period Opening a Data File This menu item opens a saved Logger measurement data file. To open a Logger data file: 1. Select the desired file in the "File/Open a data file" dialog box. 2.
- Page 32 PQ Log Users Manual 2. Statistical measurement data : This option exports the value classes for signaling voltages and the frequency (function A only). 3. Exporting Events: This option exports data on the voltage dips, voltage surges, and voltage interruptions. 4.
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Page 33: Logger Menu
PC Software for 1740 Series PQ Log Feature Reference To export data in the .vse format: 1. Go to File>Export>VSE Export. 2. Select the measurement parameters and the transformer power for export. 3. Click OK to initiate the export. 4. Select the harmonics to be exported. Note Do not change any of the settings if you are performing a standard export. -
Page 34: Setting Up A Logger - Interharmonics (A)
PQ Log Users Manual Advantage: Many small events that are detected if the mains voltage is close to the threshold are concatenated to one main event. Setting up a Logger - Interharmonics (A) Interharmonics (maximum 5) Up to 5 interharmonic frequencies can be selected. Voltages and currents with these frequencies are monitored. -
Page 35: Information About The Logger
PC Software for 1740 Series PQ Log Feature Reference 3. Define the type of the connected Logger. Be very careful that your selection matches the Logger type that you are using. If you select an improper type, the results could be unpredictable. Details such as the Type, Mains Frequency, and Order Reference are displayed on rear panel of the Logger. -
Page 36: Online Data From Logger
PQ Log Users Manual Number of events The available messages are: No job is programmed Job is active (between segments) Job is active, previous job is available Job is completed Additionally the following information is also available: Logger name Logger date/time Hardware type of the Logger Serial number The field ”Current sensor type”... -
Page 37: Graphical Summary
PC Software for 1740 Series PQ Log Feature Reference Graphical Summary The Graphical Summary screen, Figure 19, is for the European EN50160 standard. egd015c.bmp Figure 20. Logger Graphical Summary Screen A graphical representation of a statistical analysis of all measured parameters for the total measuring period is shown. -
Page 38: Voltage Cumulative Frequency (A Only)
PQ Log Users Manual There are any reserves available Note In the EN-50160 regulation there is a 95 % limit value for all measured parameters. That is, 95 % of all measured values during one week must be below this limit value. For some parameters (frequency and slow voltage variations) there is a 100 % limit value. -
Page 39: Current Cumulative Frequency (A Only)
PC Software for 1740 Series PQ Log Feature Reference egd015d.bmp Figure 21. Voltage Parameters You can easily see which harmonics exceed the permissible limit value and how many reserves are available. Only the first 25 harmonics in the limit value level file EN 50160.GWD are assigned a limit value. - Page 40 PQ Log Users Manual egd015e.bmp Figure 22. Current Harmonics Presentations and creation of timeplots are similar to voltage cumulative frequency. Note The nominal value can be modified at any time for the stored measurement data files to achieve optimal scaling: Select File>Change current transformer to enter the required nominal current values and reopen the measurement data file.
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Page 41: Symbol Bar For The Cumulative Frequency Display
PC Software for 1740 Series PQ Log Feature Reference Symbol Bar for the Cumulative Frequency Display Scaling Limit value Scales the diagram according to the selected limit value level file. Not available for current cumulative frequency. Scaling Nominal value Scales according to the nominal value. Scaling Class limits Selects the class limits. - Page 42 PQ Log Users Manual Timeplot - Channel Selection Options There are three options for selecting the measurement rows for the diagram. Application-oriented selection Manual selection Selection in cumulative frequency representation Application Oriented Analysis Selects predefined measured variable combinations, and represents the values in the timeplot using significant scaling.
- Page 43 PC Software for 1740 Series PQ Log Feature Reference Note Check the different options using the demo measurements, or one of your own measurements. This will quickly give you an impression of the predefined analyses. 2. Click OK. The timeplot appears in the desired format with the selected channels.
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Page 44: Available Parameters For Version P
PQ Log Users Manual Table 2. Available Parameters for Version P Active Apparent Voltage Current Others power P power S V. average I average Active power Apparent power average average V min I max P min Apparent power PF total V min act I max act P max... -
Page 45: Available Parameters For Version A - Power, Energy
PC Software for 1740 Series PQ Log Feature Reference V h1 (V) Harmonics V h1–V h50 Note The phase-phase voltages V delta rms is measured as: V delta rms L1 or A: between L1 or A and L2 or B V delta rms L2 or B: between L2 or B and L3 or C V delta rms L3 or C: between L3 or C and L1 or A Table 4. - Page 46 PQ Log Users Manual According to the extreme value: All channels are scaled according to the minimum and maximum values. They are always visible in the diagram (the maximum value is scaled to the middle of the diagram). Note Each individual measurement row can have its own scaling. The scaling can look unfamiliar and the evaluation complex especially when indicating the voltage’s minimum, maximum, and mean values.
- Page 47 PC Software for 1740 Series PQ Log Feature Reference Toolbar Scaling Measurement period The entire time-axis is shown. 28-days 28 days are shown. 7-days 7 days are shown. 1-day 1 day is shown. To the beginning Goes to the beginning of the measurement. Previous time segment Moves a time segment backwards.
- Page 48 PQ Log Users Manual Channel selection Calls up the channel selection dialog for this diagram. Application-oriented channel selection data Calls up the application-oriented channel selection dialog for this diagram. Measurement value list Shows the measurement value list with the channels selected in the level-time diagram.
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Page 49: Events
PC Software for 1740 Series PQ Log Feature Reference Print Click this button to print the selected measurement period using the default settings, or with the desired start time and period setting. Click S, to view details such as the interval information, including number of intervals, voltage (V) and current (I) overflow, as well as power supply failure (N). -
Page 50: Table Summary
PQ Log Users Manual egd015h.bmp Figure 24. UNIPEDE DISDIP Table L1, L2, L3 Click this button to view the number of events of the respective phases. Click this button to view the events of all the phases. Note If there is a power failure on all three phases, three single events for each phase are recorded. - Page 51 PC Software for 1740 Series PQ Log Feature Reference Voltage Variations The column Maximum value displays the maximum and minimum deviation in percentage in relation to the nominal voltage. In the 95 %-value column, the upper and lower limits indicate that 95% of all measurement values are between the positive and the negative values.
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Page 52: Statistical Values (A Only)
PQ Log Users Manual Only those signaling voltages that have a defined limit value in the actual limit value level file can be analyzed. Frequency The maximum value column shows the maximum and minimum deviation in percent as related to the base frequency. To calculate the 95 %-value the absolute value of the frequency deviation is used. -
Page 53: Settings
PC Software for 1740 Series PQ Log Feature Reference egd015i.bmp Figure 25. Selecting Parameters Settings This menu is mainly used to set up general settings such as language of user interface, communication parameters, selection of files which contain the limits for evaluation, or files for the AOA, the application oriented analysis function. - Page 54 PQ Log Users Manual egd015j.bmp Figure 26. General Settings Menu Title on Print Enter the title text with maximum of 50 characters. This text is displayed on every printout. Limit Value Level File for Analysis Select the file which contains the limit values for the analysis of the Logger measurements.
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Page 55: Limit Value Level File
PC Software for 1740 Series PQ Log Feature Reference Note If one of the files is selected, the presentation of current harmonics bars is suppressed because EN 50160 does not deal with current harmonics. To see graphs for the current harmonics, save the limit value file under another specific name. - Page 56 PQ Log Users Manual Indicates the V lower limit value, which, when exceeded, is registered as a slow voltage variation. The % V is entered. The limit value is calculated as V - x % V . According to the EN 50160 standard, this limit value is 230 V – 10 %, i.e. 207 V. Note A voltage variation occurs when the measured mean value (according to the EN 50160 standard, the 10 minute mean value) is above or below the...
- Page 57 PC Software for 1740 Series PQ Log Feature Reference Note An exceeding occurs when the mean measured value Plt (according to the EN 50160 standards, the mean value Plt is calculated over twelve 10 minute mean values Pst) is above or below the limit value. The standard is met if 95 % of all measured values are below the limit value.
- Page 58 PQ Log Users Manual The rated current I which is the nominal current the installation is designed for The rated apparent power S The short circuit apparent power S at the PCC (Point of Common Coupling) For each harmonic current I there is limit value which can be calculated from these basic parameters.
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Page 59: Limit Value Level File - Voltage Harmonics
PC Software for 1740 Series PQ Log Feature Reference The calculated values appear in the left list field and can be transferred individually with the button or all at once with the button to the right list field. The values in the right list will be taken into account in further evaluations in PQ Log. -
Page 60: Limit Value Level File - Interharmonics
PQ Log Users Manual Level Enter the limit value in % V for the selected harmonics. Enter the required harmonic and the appropriate limit value. The frequency and the limit value are adapted in the limit value list by using Set. 50 limit values for harmonics can be defined. -
Page 61: Application Oriented Analysis File
PC Software for 1740 Series PQ Log Feature Reference Transfers the signaling voltages selected in the selection list with the appropriate limit value to the limit value list. Transfers all signaling voltages listed in the selection list with the appropriate limit value to the limit value list. -
Page 62: Colors
PQ Log Users Manual Copy Copies the text to the clip-board for insertion into a measurement protocol. Delete Enables you to delete an application if desired. Edit Enables you to edit the text in the related fields. Selected channels Displays the predefined channels for the Timeplot. Edit Opens a special editor for precise setup of the analysis channel. -
Page 63: Export
PC Software for 1740 Series PQ Log Feature Reference Note Changing languages is not available if a measurement file is open. Export This function is used to set up all settings required for automatic or manual data export. For data export to Windows applications, the parameters for the export must be defined once. -
Page 64: Appendix A
PQ Log Users Manual Appendix A Abbreviations, Symbols General Total For all three phases, A or L1, B or L2, C or L3 General: minimum value General: maximum value Mean Average value |xxx| Absolute value of a parameter, always positive A or L1, B or Phases A or L1, B or L2, C or L3 L2, C or L3... - Page 65 PC Software for 1740 Series Appendix A (1/2-cycle up to 5 s) at V Actual current at the time V occurred at V Actual current at the time V occurred Maximum current based on 10 ms rms values max act THD I Total harmonic distortion, harmonic contents of current...
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Page 67: Index
Index —"— —D— "50160_61000-2-2.gwd, 43 Default GWD60 Hz.gwd, 16 —1— —E— 100 % limit value, 17 EN50160, 16 EN50160 50 Hz.gwd, 30 En50160.gwd, 16 —5— EN50160.gwd, 31 50160_61000-2-2.gwd, 16 Events, 41, 43 Events Measurement Value List, 42 —9— Export, 23 95 %-value, 17 Export VSE Format, 24 —A—... - Page 68 PQ Log Users Manual Limit value level file, 47, 53 Setup printer, 23 Limit values, 47 Show source, 53 List of Harmonics, 33 Signaling Voltage, 43 Live stripchart, 11 Signaling Voltages, 51 Logger Information, 27 Software Settings, 45 Standard limit value file, 45 Statistical measurement data, 24 —M—...