User Manual

* Replace the battery as soon as the battery indicator “BAT”
appears. With a low battery, the meter might produce false
reading that can lead to personal injury.
* Fetch out the battery when the meter will not be used for long
period.
* Periodically wipe the cabinet with a damp cloth and mid
detergent. Do not use abrasives or solvents.
* The meter is suitable for indoor use only
* Do not store the meter in a place of explosive, inflammable
substances.
* Do not place the equipment face-down on any table or work
bench to prevent damaging the controls at the front
* Do not modify the equipment in any way
* Opening the equipment and service – and repair work must only
be performed by qualified service personnel
* Measuring instruments don’t belong to children hands.
Cleaning the cabinet
Clean only with a damp, soft cloth and a commercially available mild
household cleaner. Ensure that no water gets inside the equipment
to prevent possible shorts and damage to the equipment.
1. Introduction
The 4 in 1 digital Multi-Function Environment Meter has been
designed to combine the functions of Sound Level Meter, Light
Meter, Humidity Meter and Temperature Meter. It is an ideal Multi-
Function Environment Meter Instrument with scores of practical
applications for professional and home use.
The Sound Level function can be used to measure noise in factories,
schools, offices, airports, home, etc., checking acoustics of studios,
auditoriums and hi-fi installations.
The Light functions is used to measure illumination in buildings or in
the field. It is fully cosine corrected for the angular incidence of light.
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