2
Lightmeter Models CA811 and CA813
CHAPTER 1
INTRODUCTION
WARNING
• Do not connect to, or touch, any electrical circuit with the Light
-
meter.
• Do not operate the Lightmeter in wet or excessively damp envi
-
ronments.
• To avoid injury or fire hazard, do not operate this product in an
explosive atmosphere or environment.
• To avoid eye injury, wear eye protection if there is a possibility of
hazardous or dangerous exposure to high-intensity light rays.
• Do not immerse in liquids. Clean the sensor head only using a
damp cloth.
• Place the protective cover on the sensor when not in use (pro
-
tects the sensor and extends useful cell life).
• Comply with the safety and environmental specifications.
1.1
International Electrical Symbols
This symbol signifies that the instrument is protected by double or reinforced
insulation.
This symbol on the instrument indicates a WARNING and that the operator must refer
to the user manual for instructions before operating the instrument. In this manual,
the symbol preceding instructions indicates that if the instructions are not followed,
bodily injury, installation/sample and product damage may result.
Risk of electric shock. The voltage at the parts marked with this symbol may be
dangerous.
This symbol refers to a type A current sensor. This symbol signifies that application
around and removal from HAZARDOUS LIVE conductors is permitted.
In conformity with WEEE 2002/96/EC
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