1.Pu3200 adopts superh serial 32 bit microcomputer control system of hitachi. 2.Separate communication ports are used in car and hoist , real time control and rapid response. 3.Low cost, universality, higher capability of anti-interference and further communication distance. 4.Super screen, mutiple language operation interface, easy for adjustment and maintenance. 5.Fault diagnosis function, stop service automatically while fault happens without effecting other floor. 6.Remote monitoring support. Parameters: Rated velocity:0.5-4m/s Communication format: rs485 circularity communication Display mode: led display Suitable for 2-32 floor, full collective, single, parallel connection, duplex. Item name: Pu3200: transformation speed communication control panel Pu02: car indication controller Pu04: call/indication board Notice:for example, 7 floors, you will need 1 dlb-pu3200, 1 dlb-pu02 and 8 dlb-pu04. Packed by cartons