APHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mmAPHE闸阀信号开关ALS-200M2Z双信号行程20-100mm