What is ipx7 waterproof?

The waterproof grade of electronic measuring instrument reflects the ability of moisture and dust prevention;so,what is ipx7 waterproof? Next,we will introduce it in detail;
　　1.According to the definition,ipx7 is a kind of water-proof type,which will not enter the interior even if it is immersed in water under specified conditions;
　　2.IPX grades from 0 to 6 are IPX0:no protection;ipx1:anti dripping type I,with no harmful effect on vertical falling water drops;ipx2:anti dripping type II,with no harmful effect on water drops falling within 15 "range from vertical direction;IPX3:rainproof type,with no harmful impact on rainfall within 60 degrees from vertical direction;IPx4:splash proof type,without harmful influence by water splashing in any direction;ipx5:anti dripping type Ipx6:water resistant type,which can be directly sprayed by water in any direction and will not enter the interior;
　　3.The waterproof grade of ipx7 indicates that the waterproof grade of the product is 7,that is to say,the product can be used normally without being affected if it is placed in 1 meter water depth and soaked for 30 minutes;the waterproof grade of electronic measuring instrument reflects the ability of moisture-proof and dust-proof of the instrument,especially for outdoor activities,it is unavoidable to be in the harsh environment of high humidity or dusty sand,so the sealing and waterproof of the instrument can not be avoided Ability is very important to ensure the safe operation and life of the instrument;