2012年12月25日星期二

Explosion-proof two-way radio

Explosion-proof 2 way radio is one that can work in explosive gases of radio. And different civil interphone, explosion-proof interphone are not refers to the explosion radio that can resist itself, but that can be in explosive gases worked under this radio. We know, radio signal transmitted by the electromagnetic wave to, and the transmission of electromagnetic wave depends on the electric and magnetic fields continuously convert, in this kind of conversion process is easy to produce the spark. And because the lines on the explosion protection through special processing, conversion might occur during the process of all the places are shielded sparks.
Explosion-proof interphone are coated with FM/ATEX the authentication tags to show that the product has been the association of authentication, can be used for specific dangerous gases. At the same time, the label will clearly marked danger level/branches/group and must use the battery’s accessories number.
Because on radio disassembling of electric spark generated when the contact will explode or fire, therefore, users in the explosion proof type use process, not in danger in the environment to change batteries and other accessories. Even after explosion-proof authentication products detection institutions, the atmosphere in dangerous when using, and not to be accessories connector exposure to the outside. If users don’t need to use accessories connectors, should be closely covered with dust mask.

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