Symbol Description
CanadianStandards Association
OVERVOLTAGE(Installation) CATEGORY II, PollutionDegree 2 per IEC1010-1 re-
fersto the level of Impulse Withstand Voltage protectionprovided. Equipment of
OVERVOLTAGECATEGORY II is energy-consuming equipment to be supplied from
thefixed installation. Examples include household, office, and laboratory appliances.
C-TICAustralian EMC Mark
TheEuropean Waste Electrical and Electronic Equipment (WEEE) Directive
(2002/96/EC) mark.
1.2 Safety Information
Use this instrument only as specified in this manual. Otherwise, the protection
providedby the instrument may be impaired.
The followingdefinitions apply to the terms “Warning” and “Caution”.
“Warning” identifies conditions and actions that may pose hazards to the
user.
“Caution” identifies conditions and actions that may damage the instru-
ment being used.

1.2.1 Warnings

Toavoid personal injury, follow these guidelines.
DO NOTuse this unit in environments other than those listed in the
User’s Guide.
Follow all safety guidelines listed in the User’s Guide.
Calibration equipment should only be used by trained personnel.
If this equipment is used in a manner not specified by the manufacturer,
the protection provided by the equipment may be impaired.
Before initial use, or after transport, or after storage in humid or semi-hu-
mid environments, or anytime the instrument has not been energized for
more than 10 days, the instrument needs to be energized for a "dry-out"
period of 2 hours before it can be assumed to meet all of the safety re-
quirements of the IEC 1010-1. If the product is wet or has been in a wet
environment, take necessary measures to remove moisture prior to apply-
ing power such as storage in a low humidity temperature chamber
operating at 50°C for 4 hours or more.
This instrument can measure extreme temperatures. Precautions must be
taken to prevent personal injury or damage to objects. Probes may be ex-
tremely hot or cold. Cautiously handle probes to prevent personal injury.
1521 Handheld Thermometer Readout
User’s Guide
2