Instruction/ maintenance manual of the product 175 Fluke
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® Models 175, 177, 179 True RMS Multimeters Users Manual May 2003 (English) © 2003 Fluke Corporation. All right s reserved. Printed in USA..
Lifeti m e Limi ted Warr a n ty Ea c h Fl u k e 20, 70, 80, 17 0 and 18 0 S eri es DM M wil l b e f ree f rom de f e c ts in m a t eri al an d wor k ma n s hi p f or i t s li f e t ime.
i Table of Contents Titl e Page Con tacting Fluk e ............................................................................................................... .... 1 "Warn ing" and "C aution " State ments ......................
ii Warning . Rea d be fore u sing the Mete r: To avoid possible electrical shock or personal injury, follow these guidelines: ⇒ Use the Meter only as spec ified in this ma nual or the pr otection p rovided by t he Meter might be im paired. ⇒ Do not use the Meter or test leads if they appear damaged , or if the Meter is not operating pr operly.
1 Models 175, 177 & 179 True RMS Multimeters The Fluke Model 175 , Model 177 , and Model 179 are batter y - powered, t rue-RMS m u l t i me t ers (herea ft er " t he Me t er" ) wi t h a 6000- c ount, 3 3/4-di gi t di s play and a bar graph.
Models 175, 177 & 179 Users M anual 2 Battery Saver ("Sleep Mode") The Meter enters the "Sleep m ode" and blanks t he di s play if t here is no func tion change or but t on press for 20 m inutes. To di s able the Sleep m ode, hol d down t he YELLOW button while t urni ng t he Meter on.
Displ ay 3 Display . 8 7 7 5 6 4 3 2 1 13 14 15 9 11 12 10 AIK02F.EPS No. Symbol Meaning 1 s Continuit y t est. 2 Diode test . 3 K Negative readi ngs . 4 Y Unsafe v ol t age. Voltage ≥ 30 V , or voltage ov erload ( OL ) 5 Displ ay HOLD is enabl ed. Display freezes pres ent reading.
Models 175, 177 & 179 Users M anual 4 MIN MAX AVG Recording M ode The MIN MA X A VG recording m ode c aptures the m i ni m um and maximum input values , and calc ulates a runni ng av erage of all readings. When a new hi gh or l ow i s detected, the Meter beeps .
Manual Ranging and Autoranging 5 Manual Ranging and Autoranging The Meter has bot h Manual range and Autorange m odes . ⇒ In the Aut orange mode, the M et er s elects the range with t he best res ol ut i on. ⇒ In the Manual Range m ode, you override A ut orange and select the range yoursel f .
Models 175, 177 & 179 Users M anual 6 Making Basic Measurements The figures on t he f ollowing pages s how how to make bas ic measurement s. When connect i ng t he t est leads to the ci rc uit or .
Making Basic Measurem ents 7 Testing for Continuit y RANGE HOLD MIN MA X RANGE HOLD MIN MA X AIK06F.EPS Measuring Temperature (Model 179 Only) RANGE HOLD MIN MAX 80BK1 Type K Thermocouple Probe Vent or Pipe RANGE AIK10F.EPS Warning: Do not connect 80BK1 to liv e c irc uit s .
Models 175, 177 & 179 Users M anual 8 Measuring AC or DC Current Warning To avoid personal injury or damage to the Meter: • Never attempt to make an i n-ci rcuit current measure- ment when the open-circuit potential to earth is > 1000 V. • Check the Meter's fuses before testing.
Using the Bar Graph 9 Measuring Frequency Warning To avoid electrical shock, di sregard the bar graph for frequencies > 1 kHz. I f the frequency of the m easured signal is > 1 kHz, the bar graph is unspecified. The Meter meas ures the frequency of a signal .
Models 175, 177 & 179 Users M anual 10 Cleaning Wipe the cas e with a damp c l ot h and m i l d det ergent. Do not us e abrasives or solvent s . Dirt or m oi s ture in the t erm i nal s can aff ec t readings. Testing the Fuses Warning To avoid electrical shock or injury, rem ove the test leads and any input signals before replacing the fuse.
Specifications 11 Specifications Accuracy is s pec if ied f or 1 y r af t er c alibrat ion, at operat ing t emperatures of 18 ° C to 28 ° C, with relative humidity at 0 % t o 95 %.
Models 175, 177 & 179 Users M anual 12 Accuracy ± ( [ % of Reading ] + [ Counts ] ) Function Range 1 Res ol ution Model 17 5 Model 177 Model 17 9 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.
Specifications 13 Accuracy ± ( [ % of Reading ] + [ Counts ] ) Function Range 1 Res ol ution Model 17 5 Model 177 Model 17 9 DC Amps 4 60.00 mA 400.0 mA 6.000 A 10.00 A 0.01 mA 0.1 mA 0.001 A 0.01 A 1.0 % + 3 1.0 % + 3 1.0 % + 3 Hz (AC- or DC- coupled, V or A 2, 3 input ) 99.
Models 175, 177 & 179 Users M anual 14 Function Overload Protection 1 Input Im pe da nc e (Nominal) Common Mode Rejection Ratio (1 k Ω Unbalanced) Normal Mode Rejecti on Volts AC 1000 V RMS >.
An important point after buying a device Fluke 175 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Fluke 175 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Fluke 175 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Fluke 175 you will learn all the available features of the product, as well as information on its operation. The information that you get Fluke 175 will certainly help you make a decision on the purchase.
If you already are a holder of Fluke 175, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Fluke 175.
However, one of the most important roles played by the user manual is to help in solving problems with Fluke 175. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Fluke 175 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
