1
Introduction
W Warning
To avoid shock or injury, do not perform the verification tests
or calibration procedures described in this manual unless you
are qualified to do so.
The information provided in this document is for the use of
qualified personnel only.
Caution
The 187 & 189 Multimeters contain parts that can be damaged
by static discharge.
Follow the standard practices for handling static sensitive
devices.
The information in this manual deals with the Fluke Models 187 & 189 True RMS
Multimeters, (hereafter referred to as “the meter”). Information provided includes:
• Precautions and safety information
• Specifications
• Basic maintenance (cleaning, replacing the battery and fuses)
• Performance test procedures
• Calibration and calibration adjustment procedures
• Accessories and replaceable parts
For complete operating instructions, refer to the Model 187 & 189 Users Manual located
on the 187/189 CD ROM.
Contacting Fluke
To order accessories, receive assistance, or locate the nearest Fluke distributor or Service
Center, call:
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
Address correspondence to:
Fluke Corporation Fluke Europe B.V.
P.O. Box 9090, P.O. Box 1186,
Everett, WA 98206-9090 5602 BD Eindhoven
USA The Netherlands
Visit us on the World Wide Web at: www.fluke.com