Manual Do Utilizadoríndice analíticoModel 187 & 189 True RMS Multimeter1LIFETIME LIMITED WARRANTY2Table of Contents3List of Tables7List of Figures81. Before You Start10Safety Information10Contacting Fluke10Symbols132. Getting Acquainted14Introduction14Turning the Meter On14Battery Considerations15Automatic Power Off15Automatic Backlight Off16Low Battery Indication16Rotary Switch17Pushbuttons18Selecting the Range23Understanding the Display23Primary Display23Secondary Display24Bar Graph24Using the Input Terminals30Using Display Hold31Using AutoHOLD32Using MIN MAX32Using FAST MN MX34Using HOLD with MIN MAX or FAST MN MX35Using Relative Mode (REL)353. Making Measurements36Introduction36Measuring Voltage36Measuring AC Voltage37dB Measurements in AC Volts Functions38Measuring DC Voltage39Both AC and DC Voltage Measurements39Measuring Resistance41Testing for Continuity43Using Conductance for High Resistance Tests44Measuring Capacitance47Testing Diodes48Measuring Temperature50Measuring Current51Input Alert(tm) Feature52Measuring AC Current53Measuring DC Current55Measuring Frequency57Measuring Duty Cycle58Measuring Pulse Width604. Using Memory & Communications Features63Introduction63Types of Memory63Saved Readings Memory63Logged Readings Memory63Storing Saved Readings64Starting Logging64Stopping Logging64Viewing Memory Data65Clearing Memory67Using Communications (187 and 189)675. Changing the Default Settings68Introduction68Selecting Setup Options68Adjusting the Temperature Offset71Selecting Display Resolution (3 1/2 or 4 1/2 Digits)73Setting the Power Off Timeout73Setting the 24-Hour Clock74Setting the Line (Main) Frequency74Returning to Factory Defaults75Saving Setup Options756. Maintenance76Introduction76General Maintenance76Testing the Fuses76Replacing the Batteries78Replacing the Fuses80User-Replaceable Parts80In Case of Difficulty807. Specifications82Safety and Compliances82Physical Specifications83Feature Summary84Basic Specifications85Detailed Accuracy Specifications86Frequency Counter Sensitivity92Burden Voltage (A, mA, µA)92Input Characteristics93Tamanho: 1 MBPáginas: 93Language: EnglishAbrir o manual