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Fluke 26 III User Manual

Fluke 26 III
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®
PN 659349 December 1997 Rev.2, 3/00 ©1997, 1999, 2000 Fluke Corporation. All rights reserved. Printed in U.S.A. 1
79/26
Series III Multimeter
Calibration Information
Introduction
WWarning
To avoid electric shock, do not perform any servicing other than that contained
in the Users or Service manual unless you are qualified to do so. These service
instructions are for use by qualified personnel only.
This Calibration Information for the 79/26 Series III Multimeter (hereafter known as “the Meter”) provides
the information necessary to calibrate the meter and verify its performance. This information sheet provides
the following information:
Product specifications
Specifications
Basic Maintenance
Disassembly and reassembly
Performance test procedures
Calibration and calibration adjustment procedures
Replacement parts
For complete operating instructions, refer to the 79/26 Series III Instruction Sheet.
Service
The Meter has a limited lifetime warranty. To contact Fluke, call one of the following telephone numbers:
USA: 1-888-99-FLUKE (1-888-993-5853)
Canada: 1-800-36-FLUKE (1-800-363-5853)
Europe: +31 402-678-200
Japan: +81-3-3434-0181
Singapore: +65-738-5655
Anywhere in the world: +1-425-446-5500
For additional information about Fluke, its products, and services, visit Fluke’s web site at:
www.fluke.com
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Fluke 26 III Specifications

General IconGeneral
BrandFluke
Model26 III
CategoryMultimeter
LanguageEnglish

Summary

Introduction

Calibration Information

Provides information to calibrate the meter and verify its performance.

Safety Information

Warning

Crucial safety warnings to prevent electric shock and personal injury during operation.

Basic Maintenance

Testing Fuses

Cleaning

Performance Tests

Verifies meter operability and accuracy against specifications, indicating need for calibration or repair.

Testing the DC Voltage Function

Testing the mV DC Function

Testing the AC Voltage Function

Testing the Frequency Function

Testing the Ohms Function

Testing the Lo-Ohms Function

Testing the Capacitance Function

Testing the Continuity Function

Testing the DC and AC Current Function

Calibration Adjustment

Figure 7. Calibration Adjustment Points

Illustrates the physical locations of adjustment points (R21, R34) on the multimeter's circuit board.

Lo-Ohms Calibration

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