Serial data processing system for respirator filter efficiency tester

In GB2626-2006 "respirator protective equipment-Non-powered air-purifying particle respirator",the filter efficiency test of respirator is a pivotal index for capability evaluation.For automatic processing of data communication and improving the work efficiency,the serial communication data processing system was developed by EXCEL VB script program based on the serial interface.It's convenient to research filter efficiency test method and the rule related through the data processing system.