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Fluke 85 User Manual

Fluke 85
50 pages
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Table of Contents

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Fluke 85 Specifications

General IconGeneral
DC Voltage Range0.1 mV to 1000 V
AC Voltage Range0.1 mV to 750 V
Diode TestYes
Data HoldYes
Relative ModeYes
DC Current Range0.1 μA to 10 A
AC Current Range0.1 μA to 10 A
ContinuityYes
DisplayLCD
Battery Type9V

Summary

Introduction

Pre-Use Safety Warning

General safety warnings and precautions to be read before using the meter.

Multimeter Safety

International Electrical Symbols

Explanation of symbols used on the meter and in the manual for electrical functions.

Getting Started Quickly

Voltage Limit Warning

Warning about applying voltages higher than specified to avoid shock or damage.

How to Use the Meter

Input Terminals and Input Alert

Description of input terminals and the Input Alert feature for correct connection.

Summary of Pushbutton Operations

Overview of how to operate the meter's pushbuttons and their functions.

Function Selector Rotary Switch

Explanation of the rotary switch functions and how to select them.

Pushbuttons

Detailed description of the function and operation of each pushbutton.

Relative Readings

How to use the Relative mode to measure differences from a stored reference value.

Frequency Counter Mode and Duty Cycle

Operating modes for frequency measurement and duty cycle calculation.

Summary of Power-on Options

How to select and configure options when turning the meter on.

Digital and Bar Graph Displays

Explanation of the digital and analog bar graph displays and annunciators.

Applications

Measuring Voltage (AC/DC)

Instructions for connecting the meter to measure AC and DC voltage.

Holster and Flex-Stand

Description of the meter's holster and its flexible stand features.

Measuring Current

Procedures and warnings for measuring AC and DC current in a circuit.

Continuity Testing

How to use the continuity test function to check circuit connections.

Measuring Resistance

Steps and precautions for performing resistance measurements in a circuit.

Using Conductance for High Resistance or Leakage Tests

How to use the conductance function for testing high resistance or leakage.

Measuring Capacitance

Guide to measuring capacitor values and related precautions.

Diode Testing

Instructions for performing diode and transistor junction tests.

Using the Zoom Bar Graph

How to use the Zoom Bar Graph feature for detailed readings and adjustments.

Using the MIN MAX Recording Mode

How to use the MIN MAX mode for capturing minimum, maximum, and average readings.

Measuring Frequency

Procedures and considerations for measuring signal frequency.

Measuring Duty Cycle

How to measure the duty cycle of a signal and convert it to pulse width.

Maintenance

General Maintenance

Routine cleaning and care instructions for the multimeter.

Battery Replacement

Step-by-step guide for replacing the meter's 9V battery.

Fuse Test

Procedure to test the internal fuses of the multimeter.

Fuse Replacement

Instructions for replacing the multimeter's fuses.

Service

Information on troubleshooting, warranty, and contacting service centers.

Replacement Parts

Specifications

Frequency Counter Sensitivity and Trigger Level

Details on minimum sensitivity and trigger levels for frequency counter modes.

Safety Compliance

Information on safety compliance standards and certifications for the instrument.

Service Centers

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