CLEAN AIRà PASS BOX (Air Material)

Introduction
Pass box in an equipment used normally for transfer of material from & into the clean room without contaminating the clean room air & without opening the clean room door. The two opposite doors are interlocked & only one door can be opened at a time. Fluorescent light in automatically put ON at the time of opening nay one of the doors. The doors have glass window for viewing the material kept there in.

Salient Feature:-
It is specially designed equipment where in a HEPA filter has been provided & the motor blower unit is automatically put ON at the time of opening any of the doors. It thus act as a pressure chamber. Only can enter the clean room through pass box, because through HEPA filter is put ON immediately automatically on opening any door. The clean room air is thus not contaminated by the air of pass box.
Fluorescent light is provided for visibility of item kept in the pass box & it is ON at the time of opening any of the door for taking out or putting in the material in the pass box. UV light can be optionally provided which will be put ON only on closing the door, that is UV light will be permanently ON for lizing the material kept in the pass box & it will be off at the time of opening the door, so that human eye is not effected by UV light.Buzzer Switches are provided on both doors to signal for material insertion/removal.