... communication interface:RS485 or TCP/IP8 Flap barrier relative humidity:≤95% coagulation free9 Flap barrier MCBF 3,000,000 ... to automatic identification system, realizing function of access control, pedestrian flow control,attendance check or fare collection.3 Equipped with ... barrier can be used in community,bank ,shcool entrance control management,like the library, dining hal, and dormintory building ...