Protective cover is usually divided into general-purpose protective cover and special-purpose protective cover two, can also be divided into indoor type protective cover and outdoor protective cover two.
1. Indoor protective cover: This protective cover must be able to protect the explosion-proof cameras and lenses from dust, impurities and corrosive gas pollution, and to be able to meet the installation site to achieve the purpose of anti-damage.
2. Outdoor protective cover: Outdoor protective cover is mainly used in a variety of climatic conditions, the outdoor protective cover may be due to the use of different locations such as heater / defroster, sun shield, wipers, interior / exterior fan, Auxiliary equipment, can not affect the image quality and does not damage the explosion-proof camera, play a certain protective protection.