品牌 McDonnellMiller 工作电压 见说明 过载电流 低 寿命次 100000 防护等级 高 产品认证 ce 加工定制 否 可售卖地 全国 型号 FS4-3J 货号 FS4-3J Flow Switches 流量开关 FS4-3 FS4-3T FS-5 FS8-W Series General Purpose Liquid Flow Switches 通用型流量开关FS4-3 FS4-3T FS-5 FS8-W 选型...
A McDonnell & Miller flow switch, installed on the copper fin tube boiler's hot water outlet, protects it from this danger (Fig. FF). The burner cannot fire unless water is moving across the flow switch. When the flow stops, for whatever reason, the McDonnell & Miller flow switch ...