Fluke 77 User Manual
Series iv
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Also See for 77:
- Service manual (55 pages) ,
- User manual (38 pages) ,
- Calibration information manual (21 pages)
Related Manuals for Fluke 77
Summary of Contents for Fluke 77
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Page 1: Digital Multimeter
® Model 77 Series IV Digital Multimeter Users Manual PN 2695884 September 2006 © 2006 Fluke Corporation. All rights reserved. Printed in USA All product names are trademarks of their respective companies. - Page 2 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 years from the date of purchase.
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Page 3: Table Of Contents
Table of Contents Title Page 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 ......................2 Display ............................. 3 MIN MAX AVG Recording Mode ..................... 4 AutoHOLD Modes........................ - Page 4 Warning. Read before using the Meter To avoid possible electrical shock or personal injury, follow these guidelines: 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.
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Page 5: Contacting Fluke
Model 77 Series IV Digital Multimeter The Fluke Model 77 Series IV is a battery-powered, average Warning and Caution Statements responding-rms indicating multimeter (hereafter "the Meter"), with WWarning identifies hazardous conditions and actions that a 6000-count, 3 3/4-digit display, and a bar graph. -
Page 6: Battery Saver (Sleep Mode)
Model 77 Series IV Users Manual Battery Saver (Sleep Mode) Rotary Switch Positions The Meter enters the "Sleep" mode and blanks out the display if Switch Measurement Function there is no function change or button press for 20 minutes. To... -
Page 7: Display
Display Display Symbol Meaning Direct current, alternating current. DC, AC Low battery. Replace battery. All possible ranges. 610000mV Analog display. Bar graph The Meter selects the range with Auto Range the best resolution. The user selects the range. Manual Range Bar graph polarity. -
Page 8: Min Max Avg Recording Mode
Model 77 Series IV Users Manual MIN MAX AVG Recording Mode AutoHOLD Modes The MIN MAX AVG recording mode captures the minimum and XWWarning maximum input values, and calculates a running average of all To avoid electric shock, do not use the AutoHOLD mode 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 on. In the Autorange mode, the Meter selects the range with the best resolution. -
Page 10: Making Basic Measurements
Model 77 Series IV 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 Bad Diode Bad Diode HOLD MIN MAX RANGE HOLD... -
Page 12: Measuring Ac Or Dc Current
Model 77 Series IV Users Manual Measuring AC or DC Current Measuring Frequency XWWarning Warning To avoid personal injury or damage to the Meter: To avoid electrical shock, disregard the bar graph for frequencies >1 kHz. If the frequency of the measured •... -
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. There is an Wipe the case with a damp cloth and mild detergent. Do not use overload indicator ( ) to the right, and a polarity indicator ( ) to the abrasives or solvents. -
Page 14: Replacing The Battery And Fuses
Model 77 Series IV Users Manual Replacing the Battery and Fuses XWWarning To avoid shock, injury, or damage to the Meter: • Use ONLY fuses with the amperage, interrupt, voltage, and speed ratings specified. Disconnect test leads before opening case. -
Page 15: Specifications
Specifications Specifications Accuracy is specified for 1 year after calibration, at operating temperatures of 18 °C to 28 °C, with relative humidity at 0 % to 90 %. Accuracy specifications take the form of the following calculations: ± ( [ % of Reading ] + [ Counts ] ) Maximum voltage between any 1000 terminal and earth ground:... - Page 16 Model 77 Series IV Users Manual Function Range Resolution Accuracy ± ( [ % of Reading ] + [ Counts ] ) 0.001 V AC Volts (Average 6.000 V 0.01 V 2.0 % + 2 responding) 60.00 V 0.1 V (45 Hz to 1 kHz) 600.0 V...
- Page 17 Specifications Function Range Resolution Accuracy ± ( [ % of Reading ] + [ Counts ] ) DC Amps 60.00 mA 0.01 mA 400.0 mA 0.1 mA 1.5 % + 2 6.000 A 0.001 A 10.00 A 0.01 A [1][ 2] 99.99 Hz 0.01 Hz (ac voltage input )
- Page 18 Model 77 Series IV Users Manual Input Impedance Common Mode Rejection Ratio Function Overload Protection Normal Mode Rejection (Nominal) (1 kΩ Unbalanced) Volts AC 1000 V >10 MΩ <100 pF >60 dB @ dc, 50 Hz or 60 Hz Volts DC 1000 V >10 MΩ...
- Page 19 77 Series IV Users Supplement Issue: Part Number: 2695884 Issue Date: 10/06 Print Date: September 2006 Page Count: Revision/Date: This supplement contains information necessary to ensure the accuracy of the above manual. © 2006 Fluke Corporation. All rights reserved. Printed in the U.S.A.
- Page 20 77 Series IV Users Manual Supplement Change #1 - 38525 On page 4, under MIN MAX AVG Recording Mode, under the note replace the last part of both sentences with the following: ………….changes longer than 350 ms in duration. On page 13, under Function, replace the MIN MAX AVG, row with the following: For dc functions, accuracy is the specified accuracy of the measurement function ±12 counts...