Difference Between Dynamic and Static Pass Box
This pass boxes also known as cleanroom pass boxes are very important so as to control air enviornment which is used to pass materials from controlled region to non controlled region and to transfer materials in clean enviornment. As, cleanrooms are being more pricesly required for any pharmecutical operations or laboratories tests, which helps in effective and controlled working. In short this pass box play vital role of passing materials & air from non cleaned to cleaned enviornment. This pass boxes are genrally made up of stainless steel which is powdered coated.
The pass boxes have buit up features almost similar like having a UV lights, mechanical interlocking for the doors, fluroescent lamps made from stainless steel.
However being with similar features they have different roles to be played;DYNAMIC PASS BOX :
Dynamic PassBox works to transfer materials from uncontrolled enviornment to controlled enviornment. It works like airlock system or laminar air flow unit. Dynamic Pass Box is clear requirement for most of the work as it offers flexibility to transfer materials. Also, HEPA filter and other equipments for handling contaiminated air to achieve better results. Materials transfered via Dynamic Pass Boxes are generally, Goggles, Sampling Aids, Aspirator Container, Media Plates, Air Sampler, Tool Box, etc.STATIC PASS BOX :
Static Pass Box is installed between clean and other room. This box has two doors on its both ends, where one door opens to clean room and another to other room. This doors are interlocked electrically so asto avoid direct entry of air from one room to another to protect enviornment inside.
Static Pass Box is ideal choice when ventilation is not required, that is used for moving non sensitive things via it. However Static Pass Box must not be used to transfer materials between clean and non clean rooms.