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Introduction
Thank you for purchasing the Heat Stress Monitor Model SK-170GT.
This product measures WBGT index*, air temperature, globe temperature, and humidity. Do
not use it for other purposes.
* The WBGT (Wet Bulb Globe Temperature) index is a general heat stress index used in ISO
7243
Hot environments - Estimation of the heat stress on working man, based on the WBGT
index
and its application in Japan, JIS Z8504.
The WBGT index is often used in health and safety guidelines for workplaces and sporting
situations.
Please read this manual thoroughly before using the instrument and keep the manual in a
safe place for your future reference.
PRECAUTION
Make sure you fully understand the following facts about this instrument before use for proper
usage.
This instrument
does not
prevent heat stress.
This instrument indicates WBGT index which can be used as guidelines for heat stress.
Heat stress is caused not only by high temperature ambient, but also by one’s health
condition, one’s adaptability to hot environment, etc.
WARNING
Never use this instrument in an atmosphere exposed to inflammable gases as it
may explode.
* If there is anything you are not clear about this instrument, contact a dealer or
us.
CAUTION
Please keep the followings for proper use of the instrument.
Use this instrument in a normal atmosphere only.
This instrument is not waterproof. Never let the instrument to get wet.
Using the instrument out of its measuring range can cause malfunctions.
Never directly touch the humidity sensor.
If the instrument gets condensed with moisture, turn the power off immediately and let it
dry naturally before using it again.
If the instrument is used in an electrically noisy environment, the instrument could show
unstable values and errors in accuracy.
Never disassemble or alter the instrument to avoid any malfunctions and damages.
This is a precision instrument. Be careful not to drop or give shocks to it.