Page 2 - Lifetime Limited Warranty; LCD for a fee based on then current component acquisition costs.
Lifetime Limited Warranty Each Fluke 20, 70, 80, 170 and 180 Series DMM will be free from defects in material and workmanship for its lifetime. As used herein, “life- time” is defined as seven years after Fluke discontinues manufacturing the product, but the warranty period shall be at least ten yea...
Page 3 - Table of Contents; Title
i Table of Contents Title Page Introduction .............................................................................................................................. 1 How to Contact Fluke .............................................................................................................
Page 4 - Users Manual; ii
175, 177, 179 Users Manual ii Maintenance ............................................................................................................................ 16 Clean the Product ............................................................................................................... ...
Page 5 - XW; Warning
1 Introduction The Fluke 175, 177, and 179 are battery-powered, True-rms multimeters (the Product) with a 6000-count, 3 3/4-digit display and a bar graph. This manual applies to all three models. All figures show the 179. How to Contact Fluke To contact Fluke, call one of the following telephone num...
Page 7 - Use only cables with correct voltage ratings.; Symbols; Symbol Description; Consult user documentation.
True-rms Multimeters Symbols 3 • The battery door must be closed and locked before you operate the Product. • Use only cables with correct voltage ratings. • Remove all probes, test leads, and accessories before the battery door is opened. • Replace the batteries when the low battery indicator shows...
Page 9 - Unsafe Voltage; mA; Terminals; Item Description
True-rms Multimeters Unsafe Voltage 5 Unsafe Voltage During a voltage measurement, the Product alerts you to the presence of a potentially hazardous voltage. When the Product detects a voltage ≥ 30 V or a voltage overload ( ), the Y symbol shows on the display to alert you to the presence of a po...
Page 10 - Product Buttons; Activates MIN MAX AVG mode.; Rotary Switch Positions; Table 4 identifies the switch positions on the Product.
175, 177, 179 Users Manual 6 Product Buttons Table 3 identifies the basic functions of the buttons on the Product. The buttons have other functions described later in the manual. Table 3. Product Buttons RANGE HOLD MIN MAX 1 2 3 4 5 aik14.eps Item Description Toggles the backlight on and off. The ...
Page 11 - Display
True-rms Multimeters Display 7 Table 4. Rotary Switch Positions Switch Position Measurement Function DC mV 0.1 mV to 600 mV. Temperature − 40 ° C to + 400 ° C. − 40 ° F to + 752 ° F. R Beeper turns on at < 25 Ω and turns off at > 250 Ω . Diode test. Displays above 2.4 V. A Hz AC A...
Page 13 - MIN MAX AVG Recording Mode; Note
True-rms Multimeters Battery Saver (Sleep Mode) 9 Battery Saver (Sleep Mode) The Product enters the Sleep mode and the display goes blank if there is no function change or button press for 20 minutes. To disable the Sleep mode, hold down while turning the Product on. The Sleep mode is always disab...
Page 14 - Display HOLD and AutoHOLD Modes; Manual Range and Autorange; Auto
175, 177, 179 Users Manual 10 Display HOLD and AutoHOLD Modes XW Warning To avoid electric shock, fire, or personal injury, do not use the Display HOLD or AutoHOLD mode to determine if a circuit is live. Unstable or noisy readings will not be captured. In the Display HOLD mode, the Product holds the...
Page 15 - Basic Measurements
True-rms Multimeters Power-Up Options 11 3. To exit Manual Range, press for 1 second or turn the rotary switch. The Product returns to Autorange and Auto Range shows. Power-Up Options Table 7 shows the Power-Up Options. To select a Power-Up Option, hold down the button indicated while turning the ...
Page 16 - Measure AC and DC Voltage; mV; Measure Resistance
175, 177, 179 Users Manual 12 XW Warning To avoid electric shock, fire, or personal injury: • Connect the common test lead before the live test lead and remove the live test lead before the common test lead. • Disconnect power and discharge all high-voltage capacitors before you measure resistance, ...
Page 17 - Test for Continuity; Test Diodes
True-rms Multimeters Basic Measurements 13 Test for Continuity RANGE HOLD MIN MAX RANGE HOLD MIN MAX AIK06F.EPS Measure Temperature (179 Only) RANGE HOLD MIN MAX 80BK-A Integrated Type K DMM Temperature Probe Vent or Pipe RANGE AIK10F.EPS XW Warning: Do not connect 80BK-A to live circuits. Test Diod...
Page 18 - Measure AC or DC Current; Test; AC Zero Input Behavior of True-rms Meters; Unspecified input levels on the lowest ranges are:
175, 177, 179 Users Manual 14 Measure AC or DC Current XW Warning To prevent possible electrical shock, fire, or personal injury: • Never attempt to make an in-circuit current measurement when the open-circuit potential to earth is > 1000 V. • Check the Product's fuses before testing. (See Test t...
Page 19 - Measure Frequency; AC/DC Voltage Frequency; AC Current Frequency; Hz; In frequency, the bar graph shows the ac/dc voltage or ac
True-rms Multimeters Basic Measurements 15 Measure Frequency XW Warning To prevent possible electrical shock, fire, or personal injury, disregard the bar graph for frequencies >1 kHz. If the frequency of the measured signal is >1 kHz, the bar graph is unspecified. The Product measures the freq...
Page 20 - Use the Bar Graph; ) to the right and a polarity indicator (; Maintenance
175, 177, 179 Users Manual 16 Use the Bar Graph The bar graph is like the needle on an analog meter. It has an overload indicator ( ) to the right and a polarity indicator ( ± ) to the left. Because the bar graph updates about 40 times per second, which is 10 times faster than the digital display,...
Page 21 - Clean the Product; Test fuses as shown below.; Replace the Battery and Fuses; Table 8 lists the replacement battery and fuses.
True-rms Multimeters Maintenance 17 Clean the Product Wipe the case with a damp cloth and mild detergent. Do not use abrasives or solvents. Dirt or moisture in the terminals can affect readings. Test the Fuses Test fuses as shown below. 11 A 440 mA Ω <.5 Ω <12 OK OK OK OK RANGE HOLD MIN MAX V ...
Page 22 - Table 8. Replacement Battery and Fuses; Specifications
175, 177, 179 Users Manual 18 Table 8. Replacement Battery and Fuses F2 F1 B1 aik13f2.eps Item Part Number W F1 Fuse, 440 mA, 1000 V, FAST 943121 W F2 Fuse, 11 A, 1000 V, FAST 803293 B1 Battery, 9 V Alkaline NEDA 1604 / 1604A 614487 Specifications Accuracy is specified for 1 yr after calibration, at...
Page 23 - Relative Humidity
True-rms Multimeters Specifications 19 Relative Humidity .............................Maximum Non-condensing: 90 % to 35 ° C, 75 % to 40 ° C, 45 % to 50 ° C Battery Life .......................................Alkaline: 400 hrs typical Size (H x W x L) ................................4.3 cm x 9 cm x ...
Page 24 - Electrical Specifications; Function Range
175, 177, 179 Users Manual 20 Electrical Specifications Function Range [1] Resolution Accuracy ± ( [ % of Reading ] + [ Counts ] ) 175 177 179 AC Volts [2] [3] 600.0 mV 6.000 V 60.00 V 600.0 V 1000 V 0.1 mV 0.001 V 0.01 V 0.1 V 1 V 1.0 % + 3 (45 Hz to 500 Hz) 2.0 % + 3 (500 Hz to 1 kHz) 1.0 % + 3 (4...
Page 28 - Frequency Counter Sensitivity
175, 177, 179 Users Manual 24 Frequency Counter Sensitivity Input Range [1] [2] Typical Sensitivity (RMS Sine Wave) 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 [3] 80 mV 150 mV 400 mV Unspecified [3] 6 V 0.5 V 0.6 V 1.0 V 2.8 V Unspec...
