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Introduction
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 61-490 serials contain parts that can be damaged by static discharge.
Follow the standard practices for handling static sensitive devices.
For additional information about IDEAL INDUSTRIES, INC. and its products,
and services, visit IDEAL INDUSTRIES, INC. web site at:
Precautions and Safety Information
Use the Meter only as described in the
Users Manual
. If you do not do so, the
protection provided by the Meter may be impaired. Read the “Safety Information”
page before servicing this product. In this manual, a
Warning
identifies conditions
and actions that pose hazard (s) to the user; a
Caution
identifies conditions and
actions that may damage the Meter or the test instruments.
The Symbols
The symbols used on the Meter and in this manual are explained in Table A.
Table A. The Symbols
Symbol Meaning Symbol
Meaning
Alternating signal
Battery
Direct signal
Earth ground
CAT III
IEC overvoltage Category III
Fuse
Refer to the manual. Important
information.
Double insulated
Take appropriate precautions.
Hazardous voltage may be
present
Form number TM61494-5
Rev 2 February 2002