DFD系列电磁隔膜计量泵选型参数 型号流量 L/H压力 BAR冲程频率吸程 M重量 KG功率电源DFD-02-07-L2712023.530220V 50HZDFD-02-16-X21612023.565220V 50HZDFD-03-07-L3712023.530220V 50HZDFD-06-05-L6512023.530220V 50HZDFD-06-07-X6712023.565220V 50HZDFD-09-03-L9212023.530220V 50HZDFD-09-07-X9712023.565220V 50HZDFD-12-07-X12712023.565220V 50HZDFD-15-03-X15312023.565220V 50HZDFD-20-03-X20316023.565220V 50HZDFD-30-03-X3031602465220V 50HZDFD-50-02-X5021602465220V 50HZ