Products description and application FA130C is a smart wind data display and alarm device, specially designed for large machinery. It has unique design, durable and reliable, high interference resistant capacity, ease to mount. Features All NANHUA FA series wind sensors are compatible. Two-way relay alarm output, buzzer alarm, alarm point setting is available. Mini display panel, four digits, 16 wind direction indication, wind speed and wind scale display is switchable. RS485 interface, PC connection, display, logging, analysis wind data on PC by using the software (download from NANHUA website). 4-20mA current output, PLC connection is available.