Fluke 1750 Calibration Manual
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Fluke 1750 Calibration Manual

Power recorder
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Download this manual See also: Operator's Manual, Technical Data Manual
®
1750
Power Recorder
Calibration Manual
November 2007 Rev. 1, 12/08
© 2007-2008 Fuke Corporation, All rights reserved. Product specifications are subject to change without notice.
All product names are trademarks of their respective companies.

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Summary of Contents for Fluke 1750

  • Page 1 ® 1750 Power Recorder Calibration Manual November 2007 Rev. 1, 12/08 © 2007-2008 Fuke Corporation, All rights reserved. Product specifications are subject to change without notice. All product names are trademarks of their respective companies.
  • Page 2 Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price.

  • Page 3: Table Of Contents

    Table of Contents Title Page Introduction......................1 Contacting Fluke....................1 Safety Information ..................... 2 Symbols ......................3 Specifications for the System: Recorder and Power Analyze Software .... 3 General Specifications................... 3 Input Specifications ..................3 Synchronization and Sampling..............4 Voltage and Current Measurements .............. 4 Voltage and Current Measurement Accuracy ..........
  • Page 4 1750 Calibration Manual...
  • Page 5 List of Tables Table Title Page Symbols........................3 Required Equipment....................6 Required Cables ..................... 7 AC Voltage Accuracy Verification ................ 9 Neutral (AC) Voltage Accuracy Check ..............10 Rogowski Current Accuracy Check ............... 11 CT Current Accuracy Check .................. 11 Impulse Verification Inputs..................
  • Page 6 1750 Calibration Manual...
  • Page 7 List of Figures Figure Title Page Power View Software Live View................9 Ground Calibration Cable ..................16 Rogowski Calibration Cable .................. 17 Rogowski Resistor Measurement Cable ..............18 Voltage Calibration Cable..................19 Current Calibration Cable ..................20...
  • Page 8 1750 Calibration Manual...

  • Page 9: Introduction

    Precautions and safety information Specifications Basic maintenance Calibration procedures Verification procedures Replaceable parts and accessories For complete operating instructions and calibration software, refer to the 1750 Users Manual CD. Contacting Fluke To contact Fluke, call: 1-888-993-5853 in USA 1-800-363-5853 in Canada...

  • Page 10: Safety Information

    888-257-9897 (US only) Safety Information The 1750 Power Recorder (hereafter referred to as the Recorder) complies with EN 61010-1 600 V CAT IV, 1000 V CAT III overvoltage rating. See Specifications for a full agency compliance list. XWWarning...

  • Page 11: Symbols

    Conforms to requirements of European Do not dispose of this product as unsorted Union and European Free Trade municipal waste. Go to Fluke’s web site for Association (EFTA). recycling information. Canadian Standards Association. Protective conductor terminal. [ Note: Canadian and US. ]...

  • Page 12: Synchronization And Sampling

    1750 Calibration Manual Synchronization and Sampling PLL-Synchronization Source......The PLL synchronizes to the A-N voltage for wye power types, and to the A-B voltage for delta power types. All listed power types can be characterized as either wye or delta.

  • Page 13: Power And Pf Measurement

    Power Recorder Specifications for the System: Recorder and Power Analyze Software Measurement Accuracy ........Same as rms voltage Voltage Dip (RMS sag) Measurement Type ..........True rms (one cycle calculation by overlapping each half cycle) (voltage between lines is measured for 3P3W lines and phase voltage is measured for 3P4W lines) Displayed Data ...........

  • Page 14: Environmental And Safety Specifications

    To avoid damage to the Recorder, do not apply abrasives or solvents to the housing. The Recorder contains no user serviceable parts. Contact an authorized Fluke service center for repair. See Contacting Fluke. Periodically wipe the case with a damp cloth and mild detergent.
  • Page 15 Rogowski calibration cable to Rogowski pins in Redel connector See Figure 3 with 100 A Rogowski ID resistor Ground calibration cable Lug to banana See Figure 2 Fluke recommends the use of Pomona brand cables and banana plugs when building these cables.

  • Page 16: Verification Tests

    4. Select the Recorder to be tested in the drop down box next to the Scope button. 5. Select 1750 Live, then Scope. 6. Check all the voltage display check boxes to the right of the scope display. Make sure...
  • Page 17 Power Recorder Verification Tests power analyze live view screen.bmp Figure 1. Power View Software Live View 7. Connect the calibrator NORMAL HI to inputs A, B, C, and J of the Recorder. 8. Connect the NORMAL LO to input N and the protective conductor terminal . of the Recorder.

  • Page 18: Neutral Voltage Verification

    1750 Calibration Manual Neutral Voltage Verification 1. Connect NORMAL LO to A, B, C, J, and .. 2. Connect the calibrator NORMAL HI to N on the Recorder. 3. Apply the voltages from Table 5, listing the Recorder readings for the appropriate model.

  • Page 19: Ct Current Verification

    Power Recorder Verification Tests Table 6. Rogowski Current Accuracy Check Applied Expected Expected A Reading B Reading C Reading N Reading G Reading Limits Voltage Current Reading 0.649 V 6.49 A 20 A ± 0.20 A 1.6225 V 6.225 A 50 A ±...

  • Page 20: Watt Verification

    1. Power down the UUT until Power LED turns off, approximately five minutes. 2. Power up the UUT and wait for start up, and connect with Power Analyze. 3. Select Tools>Erase 1750 Memory to empty the UUT data. Normalize Thresholds 4.
  • Page 21 To Use Power Analyze to Verify the Amplitude Accuracy of Recorded Impulse Events 21. Wait two minutes for the UUT to compile event information. 22. Click on 1750 Download, and then Save. 23. Click on View Recorded, and then Events.

  • Page 22: Calibration

    1750 Calibration Manual Table 8. Impulse Verification Inputs Applie Expected Measured Magnitude Limits Reading Channel Voltage |Vpk| [Vpk] [Vpk] [Vrms] 1131 AN (A) ± 77 1202 BN (B) ± 80 1273 CN (C) ± 84 1344 NG (N) ± 87...
  • Page 23 Power Recorder Calibration Calibration is controlled by 1750 Cal Wizard Software (Cal Wizard), which communicates with the Recorder over Ethernet. Cal Wizard steps through the calibration procedure, with instructions for making cable connections, setting the correct sources, and finalizing the calibration.

  • Page 24: Test Cables

    1750 Calibration Manual Test Cables The following figures detail the assembly of cables used for calibrating the Recorder. fdo02.eps Figure 2. Ground Calibration Cable...
  • Page 25 Power Recorder Test Cables fdo01.eps Figure 3. Rogowski Calibration Cable...
  • Page 26 1750 Calibration Manual fdo05.eps Figure 4. Rogowski Resistor Measurement Cable...
  • Page 27 Power Recorder Test Cables fdo03.eps Figure 5. Voltage Calibration Cable...
  • Page 28 1750 Calibration Manual fdo04.eps Figure 6. Current Calibration Cable...

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