Fluke 80 Series III user manual For in-circuit tests, turn circuit power off

Page 23

Making Measurements

For in-circuit tests, turn circuit power off.

87 III TRUE RMS MULTIMETER	Activates	87 III TRUE RMS MULTIMETER
	continuity
	beeper

MIN MAX	RANGE	HOLD
	REL	Hz
4 1/2 DIGITS PEAK MIN MAX
1 Seconds
mV
V		mA
V		A

VμA

OFF

		!
	400mA MAX	CAT II
10A MAX	FUSED	1000V MAX
FUSED	!

MIN MAX	RANGE	HOLD
	REL	Hz
4 1/2 DIGITS PEAK MIN MAX
1 Seconds
mV
V		mA
V		A

VμA

OFF

A mA μA COM V

		!
	400mA MAX	CAT II
10A MAX	FUSED	1000V MAX
FUSED	!

ON

(closed)

Figure 3. Testing for Continuity

OFF

(open)

iy4f.eps

15

Image 23

Contents

Series Lifetime Limited Warranty Table of Contents Series List of Tables Series List of Figures Series Introduction Series International Electrical SymbolsSafety Information Inputs Description Your Meter’s FeaturesTerminal Rotary Switch Positions Function Switch PositionPushbuttons Button Function Button FunctionButton Display Features Model 87 Shown 100 ms Number FeatureDisplay Features Indication ΜA, mA ΜF, nF Me, ke Hz, kHz, MHz Display Features Number Automatic Power-Off Power-Up OptionsMeasuring AC and DC Voltage Input Alert FeatureMaking Measurements Switch Box Testing for Continuity For in-circuit tests, turn circuit power off Measuring Resistance Isolating a Resistor DisconnectMeasuring Capacitance Using Conductance for High Resistance or Leakage TestsMeasuring Capacitance Series Testing a Diode Testing DiodesMeasuring AC or DC Current WWarningCurrent through one component Series Measuring Frequency All ranges Components of Duty Cycle Measurements Measuring Duty CycleModel 87 Bar Graph Analog Bar GraphDetermining Pulse Width Models 83 and 85 Bar Graph 2 Digit Mode ModelMIN MAX Recording Mode MIN MAX Functions Zoom Mode Models 83 Touch Hold ModeRelative Mode General Maintenance MaintenanceUses for the Zoom Mode Models 83 Input contacts Testing the Fuses00.5 Ω Replace fuse OL Touch top halfReplacing the Fuses Replacing the BatteryService and Parts Battery and Fuse Replacement Quantity Replacement PartsFluke Part Or Model Number Replaceable Parts Fluke Part Number AccessoriesSpecifications KHz 20 kHz2 Models 85 and 87 AC Voltage Function SpecificationsModel 83 AC Voltage Function Specifications Model Resolution Model Model 853 Burden Voltage Typical Current Function SpecificationsΜA B Frequency Counter Specifications Capacitance and Diode Function SpecificationsAccuracy Frequency Counter Sensitivity and Trigger LevelsElectrical Characteristics of the Terminals MIN MAX Recording Specifications