• Hazardous areas : Zone 1&2 or Zone20, 21 22
• Explosive gas atmosphere : class II A, II B, II C
• Flammable dust atmospheres
• Strong corrosive gas environment
• Standards IEC/EN 60947
• Transparent part is made by polycarbonate
• Ambient temperature -25°C to +70°C
• Degree of protection : IP40