国产精品无吗视频,不卡久日中,伊人五月天一区二区,操B在线区,精品中字98,久久国产乱子伦免费看,欧美人妻蜜桃99,久久少妇诱惑视频,久久久成人网

Thank you for your choice of our DWEC Explosion-Proof fixed camera station. This product is designed according to IEC/EN 60079-0, IEC/EN 60079-1 and IEC/EN 60079-31 standards. The products are Certifications Ex d for use in Zone 1 and 2, Group IIC (Gas), and in Zone Ex tb 21 and 22 (Dust).Safe and reliable operation Tailored exactly to your need
General product information:
The DWEC series Explosion-Proof fixed camera station is protected by flameproof enclosure “d”, it consists of cylinder assembly, front cover, rear cover and inspection window, it’s applicable for both explosive gas and dust atmosphere. The enclosure is made of S304 or S316L stainless steel with electro-polish finish. The inspection window mounted in the front cover the is made of 10mm thick toughened glass .Within the pressure-resistant enclosure, various camera modules and lenses reflecting different technical specifications.Accessory components such as PTC heating elements, miniature fans, NIR LED, lighting devices, mechanicalcomponents and clamps made of aluminum are optional. Criteria for selecting the camera module are, forexample, trans-mission technology (digital or analog), control functions (IR cut filter, iris, focus), light sensitivity, angle of view, object distance, resolution, optical zoom range, frame rate, or transmission delay.Thermal imaging applications are possible as well.