Fluke 175 User Manual
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Fluke 175 User Manual

True rms multimeters
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Models 175, 177, 179
True RMS Multimeters
Users Manual
October 2000 (English), Rev 1, 7/01
© 2000-2001 Fluke Corporation. All rights reserved. Printed in USA.

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Summary of Contents for Fluke 175

  • Page 1 ® Models 175, 177, 179 True RMS Multimeters Users Manual October 2000 (English), Rev 1, 7/01 © 2000-2001 Fluke Corporation. All rights reserved. Printed in USA.
  • Page 2 Lifetime Limited Warranty Each Fluke 175, 177, and 179 DMM purchased after 1 January 2000 will be free from defects in material and workmanship for its lifetime. This warranty does not cover fuses, disposable batteries and damage from neglect, misuse, contamination, alteration, accident or abnormal conditions of operation or handling, including overvoltage failures caused by use outside the DMMs specified rating, or normal wear and tear of mechanical components.

  • Page 3: Table Of Contents

    Table of Contents Title Page Read Before Using the Meter: Warnings and Precautions ............ ii Contacting Fluke ........................1 "Warning" and "Caution" Statements ..................1 Unsafe Voltage ........................1 Test Lead Alert........................1 Battery Saver ("Sleep Mode") ....................2 Terminals ..........................2 Rotary Switch Positions ......................
  • Page 4 Warning. Read before using the Meter: To avoid possible electrical shock or personal injury, follow these gidelines: ⇒ Use the Meter only as specified in this manual or the protection provided by the Meter might be impaired. ⇒ Do not use the Meter or test leads if they appear damaged, or if the Meter is not operating properly. If in doubt, have the Meter serviced.

  • Page 5: Contacting Fluke

    Models 175, 177 & 179 True RMS Multimeters The Fluke Model 175, Model 177, and Model 179 are battery- "Warning" and "Caution" Statements powered, true-RMS multimeters (hereafter "the Meter") with a A " Warning" identifies hazardous conditions and actions that 6000-count, 3 3/4-digit display and a bar graph.

  • Page 6: Battery Saver ("Sleep Mode")

    Models 175, 177 & 179 Users Manual Battery Saver ("Sleep Mode") Rotary Switch Positions The Meter enters the "Sleep mode" and blanks the display if the Switch Meter is on but is not used for 20 minutes. To disable the Sleep...

  • Page 7: Display

    Display Display Symbol Meaning nµ F, °F, °C Measurement units. mVA, Mk , kHz Direct current, alternating current. DC, AC Low battery. Battery voltage < 6 V ± 0.2 V. All possible ranges. 610000mV Bar graph Analog display. Auto Range The Meter selects the range with the best resolution.

  • Page 8: Min Max Avg Recording Mode

    Models 175, 177 & 179 Users Manual MIN MAX AVG Recording Mode Display HOLD and AutoHOLD Modes The MIN MAX AVG recording mode captures the minimum and Warning maximum input values, and calculates a running average of all To avoid electric shock, do not use the Display HOLD or readings.

  • Page 9: Manual Ranging And Autoranging

    Manual Ranging and Autoranging Manual Ranging and Autoranging Power-Up Options The Meter has both Manual range and Autorange modes. To select a Power-Up Option, hold down the button indicated while turning the Meter from OFF to any switch position. ⇒ In the Autorange mode, the Meter selects the range with the best resolution.

  • Page 10: Making Basic Measurements

    Models 175, 177 & 179 Users Manual Making Basic Measurements Measuring Resistance The figures on the following pages show how to make basic measurements. When connecting the test leads to the circuit or device, connect the common (COM) test lead before connecting the live lead;...

  • Page 11: Testing For Continuity

    Making Basic Measurements Testing for Continuity Testing Diodes Good Diode Good Diode HOLD MIN MAX RANGE HOLD MIN MAX RANGE HOLD MIN MAX RANGE HOLD MIN MAX RANGE Single Beep AIK06F.EPS Reverse Bias Forward Bias Measuring Temperature (Model 179 Only) Bad Diode Bad Diode HOLD...

  • Page 12: Measuring Ac Or Dc Current

    Models 175, 177 & 179 Users Manual Measuring AC or DC Current Measuring Frequency Warning Warning To avoid personal injury or damage to the Meter: To avoid electrical shock, disregard the bar graph for • Never attempt to make an in-circuit current measure- frequencies >...

  • Page 13: Using The Bar Graph

    Using the Bar Graph Using the Bar Graph Cleaning The bar graph is like the needle on an analog Meter. It has an > Wipe the case with a damp cloth and mild detergent. Do not use overload indicator ( ) to the right and a polarity indicator (±) to abrasives or solvents.

  • Page 14: Replacing The Battery And Fuses

    Models 175, 177 & 179 Users Manual Replacing the Battery and Fuses Specifications Warning Accuracy is specified for 1 yr after calibration, at operating temperatures of 18 °C to 28 °C, with relative humidity at 0 % to 75 %. Accuracy...
  • Page 15 Specifications Accuracy ± ( [ % of Reading ] + [ Counts ] ) Function Range Resolution Model 175 Model 177 Model 179 0.1 mV 1.0 % + 3 1.0 % + 3 1.0 % + 3 AC Volts 600.0 mV 0.001 V...
  • Page 16 Models 175, 177 & 179 Users Manual Accuracy ± ( [ % of Reading ] + [ Counts ] ) Function Range Resolution Model 175 Model 177 Model 179 DC Amps 60.00 mA 0.01 mA 400.0 mA (600 mA for 18 hrs) 0.1 mA...
  • Page 17 Specifications Frequency Counter Sensitivity Typical Sensitivity (RMS Sine Wave) 1, 2 Input Range 2 Hz to 45 Hz 45 Hz to 10 kHz 10 kHz to 20 kHz 20 kHz to 50 kHz 50 kHz to 100 kHz Volts AC 600 mV Unspecified 80 mV...
  • Page 18 Models 175, 177 & 179 Users Manual...

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