Introduction
Thank you for selecting the Extech Instruments Model RH35. This device is shipped fully tested
and calibrated and, with proper use, will provide years of reliable service. Please visit our
website (www.extech.com) to check for the latest version of this User Guide, Product Updates,
and Customer Support.
Safety
International Safety Symbols
This symbol, adjacent to another symbol or terminal, indicates the user must refer to the manual for
further information.
Double insulation
Safety Notes
o
Remove the battery if the device is to be stored for longer than 60 days.
o
Never dispose of batteries in a fire. Batteries may explode or leak.
o
Never mix battery types. Always install new batteries of the same type.
Cautions
o
If the equipment is used in a manner not specified by the manufacturer, the protection
provided by the equipment may be impaired.
o
Batteries can contain harmful acids. Low batteries should be changed as soon as possible to
prevent damage caused by leaking.
o
Never use a combination of old and new batteries together, or batteries of different types.
o
Wear chemical‐resistant protective gloves and glasses when handling leaking batteries.
o
Do not place your product near extreme temperatures, vibrations, or shocks.
o
Protect device from moisture.
2
EXTECH INSTRUMENTS
RH35‐en‐EU_v1.1 7/14
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