Fluke 112 User Manual

®
Models 110, 111 & 112
True RMS Multimeters
Users Manual
November 2000 (English), Rev.2, 3/04
© 2000-2004 Fluke Corporation. All rights reserved. Printed in China

Fluke 112 Specifications

General

Category	Multimeter
Continuity	Yes
Diode Test	Yes
Display	Digital
DC Voltage Ranges	400.0 mV, 4.000 V, 40.00 V, 400.0 V, 600 V
Resistance Ranges	400.0 Ω, 4.000 kΩ, 40.00 kΩ, 400.0 kΩ, 4.000 MΩ, 40.00 MΩ
Safety Category	CAT III 600 V
AC Voltage Accuracy	±(1.0% + 3)
Battery Type	9 V
DC Voltage Accuracy	±(0.5% + 2 counts)
AC Voltage Ranges	4.000 V, 40.00 V, 400.0 V, 600 V

Summary

Limited Warranty and Limitation of Liability

Read Before Using the Meter: Warnings and Precautions

Contacting Fluke

Safety Alerts and Definitions

"Warning" and "Caution" Statements

Defines "Warning" and "Caution" statements for hazardous conditions and potential damage.

Unsafe Voltage Indicator

Explains the symbol indicating hazardous voltage or overload conditions.

Test Lead Placement Alert

Notifies user to check test lead placement for measurements.

Battery Saver ("Sleep Mode")

Terminals Description

Rotary Switch Positions and Functions

Display Overview and Indicators

Error Messages

MIN MAX AVG Recording Mode

Display HOLD Function

Backlight Operation (Model 112)

Manual Ranging and Auto Ranging

Power-Up Options

Making Basic Measurements

Measuring AC and DC Voltage

Illustrates how to connect the meter for AC and DC voltage measurements.

AC Zero Input Behavior of True RMS Meters

Explains why non-zero readings occur for low AC inputs.

Measuring Resistance

Measuring Capacitance

Testing for Continuity

Testing Diodes

Measuring AC or DC Current (Models 111 and 112)

Measuring Frequency

Using the Bar Graph

Cleaning the Meter

Testing the Fuse (Models 111 and 112)

Replacing the Battery and Fuse

Specifications Overview

Measurement Specifications

Additional Specifications