We can send goods to you by DHL, TNT, UPS, SF, EMS for freight prepaid , also can use your own courier account to do the freight collect , just for your convenience.
You need to know the following info:- Output signal (Digital type or Analog type)- AMDtype or plug- in type - The pins for PIR(3pins, 4pins, 6pins)- (such as 4-20mA)
1. Integrating the traditional analog amplifying circuit into the sensor inside the chip and outputting it with digital signal, which greatly improves the stability of the human body sensor to ambient...
1. Wipe the filter with a cotton swab/soft cloth dipped in alcohol or a 50/50 mixture of alcohol and water;2. Avoid using acetone, benzene and halogenated solvents to clean the filter, and not use an ...
Theoretically, the sensor surface can be coated with a protective film, but please note that the protective film cannot be too sticky. Usually, the degree of stickiness is difficult to control, so it ...
1. When there is dirt on the window, it will affect the detection performance. 2. When the ambient temperature and the human body temperature are close, the detection and sensitivity are significantly...