... appliance Lower price BZC51-Series explosion-proof operation postApplicationsCan be used in zone 1 and zone 2, group IIA, IIB ... outdoor (IP54, IP65*, IP66* indicate it when ordering).Can be used in the chemical, petroleum refining, petroleum exploitation, offshore platform, tankers ... 30 kinds of functions. It can be selected by used or made special request.Ranges of ammeter and voltmeter are decided by ...