... Equipments :PTZ decoder, Keyboard ,data interface of Matrix, High speed dome camera, industrial equipmentsInterface Signals: RS-485(2 lines),RS232,RS422 and ... .1,lEC61643-1Other feature: large flow (10~20KA), high speed reaction (1~25ns)Power requirementInput voltage: common use 24DC ... (9~36VDC), can custom 48VDC(36~72VDC) or 110VDC(70~140VDC ...