1区、2区危险场所。                                        
ⅡA、ⅡB、IIC类爆炸性气体环境。产品特点Features ◆外壳采用工程塑料成形,具有较好抗冲击能力.                    ◆ Shell is formde of engineering plastic with good impact
                                                                                                                   restancee and corrsosion resistance capacity.
◆高效反光碗。                                                                               ◆ With high effective reflection bowl.
◆透明窗采用聚碳酸酯注塑成形,透光率好,抗                         ◆ Transparent window is injected by polycarbonatewith
    冲击性能好.                                                                                   ◆ Good transparency and impact resistanceproperty.
◆具有调焦装置,可以进行散光和聚光调节.                             ◆ Buil-in focus adjustment device for adjustment of
                                                                                                                  focus or satigmatism.
◆内置式开关,有较好的防水防尘性能.                                      ◆ Built-in type switch with good water-proof dust-proof