RH30_安装调试说明书手册

EXTECHUSER GUIDE二INSTRUMENTSEXTECHHumidity AlertPortable Hygro-ThermometermtAetwith Dew PointModel RH30IntroductionThank you for selecting the Extech Model RH30.The RH30 monitors relative humidity,airtemperature,dew point temperature,and MAX-MIN readings.The RH30 also includes anaudible/visual high humidity alarm.This device is shipped fully tested and calibrated and,withproper use,will provide years of reliable service.Please visit the Extech Instruments website(www.extech.com)to check for the latest version of this User Guide.Extech Instruments is an ISO-9001 certified company.SafetyGeneral SafetyPlease read all safety and instructional information before using this product.0This product is intended for home use only.0Unauthorized repairs,modifications,or other changes to the product are not supported.0This product is not intended for use in medical practices.Caution!Risk of Injury0Keep this product and its batteries out of the reach of children and pets.0Batteries must not be placed in fire,short circuited,taken apart,or discharged.Risk ofexplosion!Batteries can be fatal if swallowed.Contact medical emergency personnel if batteries areswallowed.Batteries contain harmful acids.Weak batteries should be changed as soon as possible toprevent damage caused by leaking batteries.Product Safety！0Do not place this product near extreme temperatures,vibration,or shock0Never hold a probe directly in or over fire0Do not immerse the meters in any liquid