Introduction; Safety Information - Fluke 74X Series Calibration Manual

Introduction

This manual contains information necessary to perform performance verification tests
and calibration adjustments on your Documenting Process Calibrator. General safety
information and product specifications are also included.
Unless stated otherwise, everything in this manual applies to the Fluke 741, 741B, 743,
743B and 744 Documenting Process Calibrators, also referred to as the 74X Series in this
manual.
The phone number in the USA and Canada for replacement parts is: 1-888-993-5853.
To contact Fluke, call one of the following telephone numbers:
USA and Canada: 1-888-99-FLUKE
(1-888-993-5853)
Europe: +31 402-678-200
Japan: +81-3-3434-0181
Singapore: +65-738-5655
Anywhere in the world: +1-425-356-5500
Or, visit Fluke's Web site at www.fluke.com

Safety Information

This calibrator is designed and tested in accordance with IEC1010-1 and CAN/CSA
C22.2 No. 1010.1-92. Use the calibrator only as specified in this manual, otherwise the
protection provided by the calibrator may be impaired.
A Warning identifies conditions and actions that pose hazards to the user; a Caution
identifies conditions and actions that may damage the calibrator or the equipment under
test.
Symbols used on the calibrator and in this manual are explained in Table 1. To protect
yourself, follow these safety guidelines:
•
Do not use the calibrator if it is damaged. Before you use the calibrator, inspect the
insulating cover. Look for cracks or missing plastic. Pay particular attention to the
insulation surrounding the connectors.
•
Disconnect the power and discharge all high-voltage capacitors in the equipment
under test before testing resistance or continuity.
•
Inspect the test leads for damaged insulation or exposed metal. Check test lead
continuity. Replace damaged test leads before using the calibrator.
1