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Fluke 5080A/SC User Manual

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riešenia na presné meranie™
Elso Philips Service; tel: +421 32 6582410
email: elso@elso.sk; web:
www.elso.sk
September 2010
© 2010 Fluke Corporation. All rights reserved. Printed in USA. Specifications are subject to change without notice.
All product names are trademarks of their respective companies.
riešenia na presné meranie
Oscilloscope Calibration Option
http://www.elso.sk
5080A/SC
Users Manual

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Summary of Contents for Fluke 5080A/SC

  • Page 1 Elso Philips Service; tel: +421 32 6582410 email: elso@elso.sk; web: www.elso.sk September 2010 © 2010 Fluke Corporation. All rights reserved. Printed in USA. Specifications are subject to change without notice. All product names are trademarks of their respective companies. http://www.elso.sk...
  • 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

    riešenia na presné meranie Table of Contents Title Page Introduction......................1 Oscilloscope Calibration Option Specifications ..........1 General Specifications ..................2 Detailed Specifications ..................2 Voltage Function ................... 2 Edge Function....................3 Leveled Sine Wave Function................. 3 Time Marker Function................... 3 Trigger Signal for the Time Marker Function ..........
  • Page 4 5080A/SC Users Manual http://www.elso.sk...
  • Page 5 riešenia na presné meranie List of Tables Table Title Page Shape Marker Periods .................... 17 Overlapped and Coupled Commands..............19 Voltage Function Verification: AC Voltage into a 1 MΩ ohm Load..... 20 Voltage Function Verification: AC Voltage into a 50 Ω Load ......21 Voltage Function Verification: DC Voltage into a 50 Ω...
  • Page 6 5080A/SC Users Manual http://www.elso.sk...
  • Page 7 riešenia na presné meranie List of Figures Figure Title Page Oscilloscope Connection: Channel and External Trigger ........4 http://www.elso.sk...
  • Page 8 5080A/SC Users Manual http://www.elso.sk...

  • Page 9: Introduction

    riešenia na presné meranie Introduction The Oscilloscope Calibration Option provides functions that help you maintain your oscilloscope’s accuracy by verifying the following oscilloscope characteristics: • Vertical deflection characteristics are verified by calibrating the voltage gain. The Volt function lets you compare the voltage gain to the graticule lines on the oscilloscope.

  • Page 10: General Specifications

    5080A/SC Users Manual General Specifications All specifications are valid after a warm-up period of 30 minutes, or twice the time since last warmed up, to a maximum of 30 minutes. For example, if the 5080A has been turned off for 5 minutes, the warm-up period is 10 minutes.

  • Page 11: Edge Function

    riešenia na presné meranie Scope Calibration Option Detailed Specifications Edge Function Edge Characteristics into 50 Ω Specification, 1-Year, tcal ±5 °C Amplitude ±(2 % of output +300 μV) Range 4.5 mV to 2.75 V Resolution 4 digits ±10 % around each sequence value Adjustment Range (indicated below) 5 mV, 10 mV, 25 mV, 50 mV, 100 mV,...

  • Page 12: Trigger Signal For The Time Marker Function

    5080A/SC Users Manual Trigger Signal for the Time Marker Function Amplitude into 50 Ω (p-p) Time Marker Period Division Ratio Typical Rise Time 5 to 35 ms off, /1 ≥1 V p-p ≤2 ns 34.99 ms to 750 ns off, /1, /10, /100 ≥1 V p-p...

  • Page 13: The Output Signal

    riešenia na presné meranie Scope Calibration Option Starting the Oscilloscope Calibration Option The Output Signal The location of the output signal is indicated on the Control Display (the display on the right side). If your 5080A is connected, but the output does not appear on the oscilloscope, you may have the 5080A in standby mode.

  • Page 14: Adjusting Values With The Rotary Knob

    5080A/SC Users Manual Adjusting Values with the Rotary Knob To adjust values in the Output Display using the rotary knob: 1. Turn the rotary knob. A cursor appears in the output display under the lowest digit and begins changing that digit.

  • Page 15: Calibrating The Voltage Amplitude On An Oscilloscope

    riešenia na presné meranie Scope Calibration Option Calibrating the Voltage Amplitude on an Oscilloscope Calibrating the Voltage Amplitude on an Oscilloscope The oscilloscope voltage gain is calibrated by applying a low frequency square wave signal and adjusting its gain to meet the height specified for different voltage levels, designated by the graticule line divisions on the oscilloscope.

  • Page 16: Shortcuts For Setting The Voltage Amplitude

    5080A/SC Users Manual gjm004.eps Each item in the V/DIV menu is described below. • V/div Changes the scale of the output display by changing the number of volts that are represented by each division. The available settings, shown in the figure above, are provided in 1-2-5 step increments.

  • Page 17: Calibrating The Pulse And Frequency Response On An Oscilloscope

    riešenia na presné meranie Scope Calibration Option Calibrating the Pulse and Frequency Response on an Oscilloscope Volt mode. If you are, the Control Display shows the following menu. gjm015.eps Perform the following sample procedure to calibrate the vertical gain. 1. Connect the calibrator to Channel 1 on the oscilloscope, making sure the oscilloscope is terminated at the proper impedance (1 MΩ...

  • Page 18: The Edge Function

    5080A/SC Users Manual The Edge Function The Edge function is used for calibrating the pulse response for your oscilloscope. To reach the Edge menu, press the softkey under MODE until “edge” appears. gjm005.eps Each option in the Edge menu is described below.

  • Page 19: The Leveled Sine Wave Function

    The default setting is 25 mV @ 1 MHz. 3. For example, on a Fluke PM3392A oscilloscope, start with a signal of 1 V @ 1 MHz. 4. Adjust the scale on your oscilloscope to achieve a good picture of the edge. For example, on a Fluke PM3392A oscilloscope with a 1 V @ 1 MHz signal, use 200 mV/div.

  • Page 20: Shortcuts For Setting The Frequency And Voltage

    5080A/SC Users Manual gjm006.eps Each option in the Levsine menu is described below. • OUTPUT @ SCOPE terminal (50Ω) Indicates the location and impedance of the signal output. If the signal does not appear on the oscilloscope, press . To disconnect the signal, press .
  • Page 21 riešenia na presné meranie Scope Calibration Option Calibrating the Pulse and Frequency Response on an Oscilloscope gjm007.eps Each option in the MORE OPTIONS menu is described below. • FREQ CHANGE Toggles between two settings that control the way the output signal adjusts to a new frequency.

  • Page 22: Sweeping Through A Frequency Range

    5080A/SC Users Manual and then enter 1 mV, the calibrator will output 1 mV from within the 40 mV range. The default range setting is “auto,” which should always be used unless you are troubleshooting discontinuities in your oscilloscope’s vertical gain. The range setting will always return to “auto”...
  • Page 23 50 Ω external termination directly at the oscilloscope input. 2. Adjust the sine wave settings in the Output Display according to the calibration recommendations in your oscilloscope manual. For example, for the Fluke PM3392A oscilloscope, start at 120 mV @ 50 kHz. To enter 120 mV, press ...

  • Page 24: Calibrating The Time Base Of An Oscilloscope

    5080A/SC Users Manual gl010i.bmp 6. Remove the input signal by pressing . 7. Repeat this procedure for the remaining channels on your oscilloscope. Calibrating the Time Base of an Oscilloscope The horizontal deflection (time base) of an oscilloscope is calibrated using a method similar to the vertical gain calibration.

  • Page 25: Time Base Marker Calibration Procedure For An Oscilloscope

    riešenia na presné meranie Scope Calibration Option Calibrating the Time Base of an Oscilloscope Table 1. Shape Marker Periods Selection Period (Frequency) sine 10 ns – 2 ns (100 MHz – 500 MHz) spike 5 s – 20 ns (0.2 Hz – 50 MHz) square 5 s –...

  • Page 26: Summary Of Commands And Queries

    5080A/SC Users Manual Peaks are aligned with center axis gl011i.eps 4. Repeat this procedure for all time marker values recommended for your oscilloscope. Repeat for digital and analog mode as required. Some oscilloscopes may need the magnification changed while calibrating in analog mode.
  • Page 27 riešenia na presné meranie Scope Calibration Option Summary of Commands and Queries Table 2. Overlapped and Coupled Commands Command Overlapped Coupled SCOPE(?) TRIG(?) OUT_IMP(?) SCOPE(?) <value > Description Programs the 5080A to use the Megohm Option, if installed. Parameters <value> = OFF Turns the Scopt option off.

  • Page 28: Verification Tables

    OUT_IMP? (Z50 or Z1M). Verification Tables Before the 5080A/SC Option leaves the Fluke factory, it is verified to meet its specifications at the following test points. The verification test points are provided here as a guide when re-verification is desired.
  • Page 29 riešenia na presné meranie Scope Calibration Option Verification Tables Table 3. Voltage Function Verification: AC Voltage into a 1 MΩ ohm Load (cont.) 1-Year Nominal Value (p-p) Frequency Measured Value (p-p) Deviation (mV) Spec. (mV) 20.0 V 1 kHz 70.2 50.0 V 45 Hz 175.2...
  • Page 30 5080A/SC Users Manual Table 5. Voltage Function Verification: DC Voltage into a 50 Ω Load Nominal Value (dc) Measured Value (dc) Deviation (mV) 1-Year Spec. (mV) 0.0 mV 5.0 mV 0.2175 -5.0 mV 0.2175 10.0 mV 0.235...
  • Page 31 riešenia na presné meranie Scope Calibration Option Verification Tables Table . Voltage Function Verification: DC Voltage into a 1 MΩ Load (cont.) Nominal Value (dc) Measured Value (dc) Deviation (mV) 1-Year Spec. (mV) 45.0 mV 0.3575 -45.0 mV 0.3575 50.0 mV 0.37 -50.0 mV 0.37...
  • Page 32 5080A/SC Users Manual Table 8. Leveled Sine Wave Function Verification: Amplitude (cont.) Nominal Value Measured Value 1-Year Spec. Frequency Deviation (mV) (p-p) (p-p) (mV) 40.0 mV 50 kHz 1.000 50.0 mV 50 kHz 1.200 100.0 mV 50 kHz 2.200...
  • Page 33 riešenia na presné meranie Scope Calibration Option Verification Tables Table 9. Leveled Sine Wave Function Verification: Flatness (cont.) Nominal Value Measured Value 1-Year Spec. Frequency Deviation (mV) (p-p) (p-p) (mV) 10.0 mV 100 MHz 0.25 10.0 mV 125 MHz 0.30 10.0 mV 160 MHz 0.30...
  • Page 34 5080A/SC Users Manual Table 9. Leveled Sine Wave Function Verification: Flatness (cont.) Nominal Value Measured Value 1-Year Spec. Frequency Deviation (mV) (p-p) (p-p) (mV) 400.0 mV 1 MHz 6.10 400.0 mV 1 MHz 6.10 400.0 mV 2 MHz 6.10...
  • Page 35 riešenia na presné meranie Scope Calibration Option Verification Tables Table 9. Leveled Sine Wave Function Verification: Flatness (cont.) Nominal Value Measured Value 1-Year Spec. Frequency Deviation (mV) (p-p) (p-p) (mV) 5.5 V 160 MHz 110.10 5.5 V 200 MHz 110.10 Table 10.
  • Page 36 5080A/SC Users Manual Table 11. Marker Generator Function Verification (cont.) Nominal Interval Measured Interval Deviation 1-Year Spec. 100.00 ns 2.500 ps 50.00 ns 1.250 ps 20.00 ns 0.500 ps 10.00 ns 0.250 ps 5.00 ns 0.125 ps 2.00 ns...

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