The invention relates to a voltage signal processing unit, a landing door fault positioning system and method and an elevator system. The landing door fault positioning system and method and the elevator system comprise or use a voltage signal processing unit. The voltage signal processing unit comprises a first voltage signal input port; a second voltage signal input port; a first level signal output port; the end of the first voltage signal acquisition circuit is connected with the first voltage signal input port and the first level signal output port, and the first voltage signal acquisition circuit is suitable for acquiring a first voltage signal received from the first voltage signal input port as a first level signal output from the first level signal output port; the end of the voltage signal bridge circuit is connected with the first voltage signal input port and the second voltage signal input port, and a normally open relay switch is arranged between the first voltage signal input port and the second voltage signal input port.
本发明涉及电压信号处理单元、层门故障定位系统及方法、电梯系统。所述层门故障定位系统及方法和电梯系统包括或使用电压信号处理单元。所述电压信号处理单元包括:第一电压信号输入端口;第二电压信号输入端口;第一电平信号输出端口;第一电压信号采集电路,第一电压信号采集电路端接第一电压信号输入端口和第一电平信号输出端口,第一电压信号采集电路适于将自第一电压信号输入端口接收的第一电压信号采集为自第一电平信号输出端口输出的第一电平信号;以及电压信号桥接电路,电压信号桥接电路端接第一电压信号输入端口和第二电压信号输入端口,在第一电压信号输入端口和第二电压信号输入端口之间设置有常开式继电开关。
Voltage signal processing unit, landing door fault positioning system and method and elevator system
电压信号处理单元、层门故障定位系统及方法、电梯系统
2022-07-19
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
VOLTAGE SIGNAL PROCESSING UNIT, LANDING DOOR FAULT LOCATION SYSTEM AND METHOD, ELEVATOR SYSTEM
European Patent Office | 2024
|VOLTAGE SIGNAL PROCESSING UNIT, LANDING DOOR FAILURE LOCATING SYSTEM AND METHOD, ELEVATOR SYSTEM
European Patent Office | 2022
|