RLF系列过滤器安装在液压系统回油管路处，用来清除油液中诸元件磨损的金属粉未及橡胶质等，使流回油箱中的油液保持清洁。
该过滤器的滤芯采用化纤过滤材质，具有过滤精度高，通油能力大初始压力损失小，纳污量大等优点，并装有压差发讯器及旁通阀。当滤芯堵塞到进出油口压差为0.35MPa时，便发出开关信号，此时应更换滤芯如果不能马上停机或无人来更换滤芯，装在滤芯上部的旁通阀会自动开启，以保护系统。
RLF系列回油管路过滤器相关型号：
RLF-60*1
SFX-60*1
RLF.BH-60*1
SFX.BH-60*1
RLF-110*1
SFX-110*1
RLF.BH-110*1
SFX.BH-110*1
RLF-160*1
SFX-160*1
RLF.BH-160*1
SFX.BH-160*1
RLF-240*1
SFX-240*1
RLF.BH-240*1
SFX.BH-240*1
RLF-330*1
SFX-330*1
RLF.BH-330*1
SFX.BH-330*1
RLF-500*1
SFX-500*1
RLF.BH-500*1
SFX.BH-500*1
RLF-660*1
SFX-660*1
RLF.BH-660*1
SFX.BH-660*1
RLF-850*1
SFX-850*1
RLF.BH-850*1
SFX.BH-850*1
RLF-950*1
SFX-950*1
RLF.BH-950*1
SFX.BH-950*1
RLF-1300*1
SFX-1300*1
RLF.BH-1300*1
SFX.BH-1300*1
RLF-60×1
SFX-60×1
RLF.BH-60×1
SFX.BH-60×1
RLF-110×1
SFX-110×1
RLF.BH-110×1
SFX.BH-110×1
RLF-160×1
SFX-160×1
RLF.BH-160×1
SFX.BH-160×1
RLF-240×1
SFX-240×1
RLF.BH-240×1
SFX.BH-240×1
RLF-330×1
SFX-330×1
RLF.BH-330×1
SFX.BH-330×1
RLF-500×1
SFX-500×1
RLF.BH-500×1
SFX.BH-500×1
RLF-660×1
SFX-660×1
RLF.BH-660×1
SFX.BH-660×1
RLF-850×1
SFX-850×1
RLF.BH-850×1
SFX.BH-850×1
RLF-950×1
SFX-950×1
RLF.BH-950×1
SFX.BH-950×1
RLF-1300×1
SFX-1300×1
RLF.BH-1300×1
SFX.BH-1300×1
RLF-60*3
SFX-60*3
RLF.BH-60*3
SFX.BH-60*3
RLF-110*3
SFX-110*3
RLF.BH-110*3
SFX.BH-110*3
RLF-160*3
SFX-160*3
RLF.BH-160*3
SFX.BH-160*3
RLF-240*3
SFX-240*3
RLF.BH-240*3
SFX.BH-240*3
RLF-330*3
SFX-330*3
RLF.BH-330*3
SFX.BH-330*3
RLF-500*3
SFX-500*3
RLF.BH-500*3
SFX.BH-500*3
RLF-660*3
SFX-660*3
RLF.BH-660*3
SFX.BH-660*3
RLF-850*3
SFX-850*3
RLF.BH-850*3
SFX.BH-850*3
RLF-950*3
SFX-950*3
RLF.BH-950*3
SFX.BH-950*3
RLF-1300*3
SFX-1300*3
RLF.BH-1300*3
SFX.BH-1300*3
RLF-60×3
SFX-60×3
RLF.BH-60×3
SFX.BH-60×3
RLF-110×3
SFX-110×3
RLF.BH-110×3
SFX.BH-110×3
RLF-160×3
SFX-160×3
RLF.BH-160×3
SFX.BH-160×3
RLF-240×3
SFX-240×3
RLF.BH-240×3
SFX.BH-240×3
RLF-330×3
SFX-330×3
RLF.BH-330×3
SFX.BH-330×3
RLF-500×3
SFX-500×3
RLF.BH-500×3
SFX.BH-500×3
RLF-660×3
SFX-660×3
RLF.BH-660×3
SFX.BH-660×3
RLF-850×3
SFX-850×3
RLF.BH-850×3
SFX.BH-850×3
RLF-950×3
SFX-950×3
RLF.BH-950×3
SFX.BH-950×3
RLF-1300×3
SFX-1300×3
RLF.BH-1300×3
SFX.BH-1300×3
RLF-60*5
SFX-60*5
RLF.BH-60*5
SFX.BH-60*5
RLF-110*5
SFX-110*5
RLF.BH-110*5
SFX.BH-110*5
RLF-160*5
SFX-160*5
RLF.BH-160*5
SFX.BH-160*5
RLF-240*5
SFX-240*5
RLF.BH-240*5
SFX.BH-240*5
RLF-330*5
SFX-330*5
RLF.BH-330*5
SFX.BH-330*5
RLF-500*5
SFX-500*5
RLF.BH-500*5
SFX.BH-500*5
RLF-660*5
SFX-660*5
RLF.BH-660*5
SFX.BH-660*5
RLF-850*5
SFX-850*5
RLF.BH-850*5
SFX.BH-850*5
RLF-950*5
SFX-950*5
RLF.BH-950*5
SFX.BH-950*5
RLF-1300*5
SFX-1300*5
RLF.BH-1300*5
SFX.BH-1300*5
RLF-60×5
SFX-60×5
RLF.BH-60×5
SFX.BH-60×5
RLF-110×5
SFX-110×5
RLF.BH-110×5
SFX.BH-110×5
RLF-160×5
SFX-160×5
RLF.BH-160×5
SFX.BH-160×5
RLF-240×5
SFX-240×5
RLF.BH-240×5
SFX.BH-240×5
RLF-330×5
SFX-330×5
RLF.BH-330×5
SFX.BH-330×5
RLF-500×5
SFX-500×5
RLF.BH-500×5
SFX.BH-500×5
RLF-660×5
SFX-660×5
RLF.BH-660×5
SFX.BH-660×5
RLF-850×5
SFX-850×5
RLF.BH-850×5
SFX.BH-850×5
RLF-950×5
SFX-950×5
RLF.BH-950×5
SFX.BH-950×5
RLF-1300×5
SFX-1300×5
RLF.BH-1300×5
SFX.BH-1300×5
RLF-60*10
SFX-60*10
RLF.BH-60*10
SFX.BH-60*10
RLF-110*10
SFX-110*10
RLF.BH-110*10
SFX.BH-110*10
RLF-160*10
SFX-160*10
RLF.BH-160*10
SFX.BH-160*10
RLF-240*10
SFX-240*10
RLF.BH-240*10
SFX.BH-240*10
RLF-330*10
SFX-330*10
RLF.BH-330*10
SFX.BH-330*10
RLF-500*10
SFX-500*10
RLF.BH-500*10
SFX.BH-500*10
RLF-660*10
SFX-660*10
RLF.BH-660*10
SFX.BH-660*10
RLF-850*10
SFX-850*10
RLF.BH-850*10
SFX.BH-850*10
RLF-950*10
SFX-950*10
RLF.BH-950*10
SFX.BH-950*10
RLF-1300*10
SFX-1300*10
RLF.BH-1300*10
SFX.BH-1300*10
RLF-60×10
SFX-60×10
RLF.BH-60×10
SFX.BH-60×10
RLF-110×10
SFX-110×10
RLF.BH-110×10
SFX.BH-110×10
RLF-160×10
SFX-160×10
RLF.BH-160×10
SFX.BH-160×10
RLF-240×10
SFX-240×10
RLF.BH-240×10
SFX.BH-240×10
RLF-330×10
SFX-330×10
RLF.BH-330×10
SFX.BH-330×10
RLF-500×10
SFX-500×10
RLF.BH-500×10
SFX.BH-500×10
RLF-660×10
SFX-660×10
RLF.BH-660×10
SFX.BH-660×10
RLF-850×10
SFX-850×10
RLF.BH-850×10
SFX.BH-850×10
RLF-950×10
SFX-950×10
RLF.BH-950×10
SFX.BH-950×10
RLF-1300×10
SFX-1300×10
RLF.BH-1300×10
SFX.BH-1300×10
RLF-60*20
SFX-60*20
RLF.BH-60*20
SFX.BH-60*20
RLF-110*20
SFX-110*20
RLF.BH-110*20
SFX.BH-110*20
RLF-160*20
SFX-160*20
RLF.BH-160*20
SFX.BH-160*20
RLF-240*20
SFX-240*20
RLF.BH-240*20
SFX.BH-240*20
RLF-330*20
SFX-330*20
RLF.BH-330*20
SFX.BH-330*20
RLF-500*20
SFX-500*20
RLF.BH-500*20
SFX.BH-500*20
RLF-660*20
SFX-660*20
RLF.BH-660*20
SFX.BH-660*20
RLF-850*20
SFX-850*20
RLF.BH-850*20
SFX.BH-850*20
RLF-950*20
SFX-950*20
RLF.BH-950*20
SFX.BH-950*20
RLF-1300*20
SFX-1300*20
RLF.BH-1300*20
SFX.BH-1300*20
RLF-60×20
SFX-60×20
RLF.BH-60×20
SFX.BH-60×20
RLF-110×20
SFX-110×20
RLF.BH-110×20
SFX.BH-110×20
RLF-160×20
SFX-160×20
RLF.BH-160×20
SFX.BH-160×20
RLF-240×20
SFX-240×20
RLF.BH-240×20
SFX.BH-240×20
RLF-330×20
SFX-330×20
RLF.BH-330×20
SFX.BH-330×20
RLF-500×20
SFX-500×20
RLF.BH-500×20
SFX.BH-500×20
RLF-660×20
SFX-660×20
RLF.BH-660×20
SFX.BH-660×20
RLF-850×20
SFX-850×20
RLF.BH-850×20
SFX.BH-850×20
RLF-950×20
SFX-950×20
RLF.BH-950×20
SFX.BH-950×20
RLF-1300×20
SFX-1300×20
RLF.BH-1300×20
SFX.BH-1300×20
RLF-60*30
SFX-60*30
RLF.BH-60*30
SFX.BH-60*30
RLF-110*30
SFX-110*30
RLF.BH-110*30
SFX.BH-110*30
RLF-160*30
SFX-160*30
RLF.BH-160*30
SFX.BH-160*30
RLF-240*30
SFX-240*30
RLF.BH-240*30
SFX.BH-240*30
RLF-330*30
SFX-330*30
RLF.BH-330*30
SFX.BH-330*30
RLF-500*30
SFX-500*30
RLF.BH-500*30
SFX.BH-500*30
RLF-660*30
SFX-660*30
RLF.BH-660*30
SFX.BH-660*30
RLF-850*30
SFX-850*30
RLF.BH-850*30
SFX.BH-850*30
RLF-950*30
SFX-950*30
RLF.BH-950*30
SFX.BH-950*30
RLF-1300*30
SFX-1300*30
RLF.BH-1300*30
SFX.BH-1300*30
RLF-60×30
SFX-60×30
RLF.BH-60×30
SFX.BH-60×30
RLF-110×30
SFX-110×30
RLF.BH-110×30
SFX.BH-110×30
RLF-160×30
SFX-160×30
RLF.BH-160×30
SFX.BH-160×30
RLF-240×30
SFX-240×30
RLF.BH-240×30
SFX.BH-240×30
RLF-330×30
SFX-330×30
RLF.BH-330×30
SFX.BH-330×30
RLF-500×30
SFX-500×30
RLF.BH-500×30
SFX.BH-500×30
RLF-660×30
SFX-660×30
RLF.BH-660×30
SFX.BH-660×30
RLF-850×30
SFX-850×30
RLF.BH-850×30
SFX.BH-850×30
RLF-950×30
SFX-950×30
RLF.BH-950×30
SFX.BH-950×30
RLF-1300×30
SFX-1300×30
RLF.BH-1300×30
SFX.BH-1300×30
RLF-60*1P
SFX-60*1P
RLF.BH-60*1P
SFX.BH-60*1P
RLF-110*1P
SFX-110*1P
RLF.BH-110*1P
SFX.BH-110*1P
RLF-160*1P
SFX-160*1P
RLF.BH-160*1P
SFX.BH-160*1P
RLF-240*1P
SFX-240*1P
RLF.BH-240*1P
SFX.BH-240*1P
RLF-330*1P
SFX-330*1P
RLF.BH-330*1P
SFX.BH-330*1P
RLF-500*1P
SFX-500*1P
RLF.BH-500*1P
SFX.BH-500*1P
RLF-660*1P
SFX-660*1P
RLF.BH-660*1P
SFX.BH-660*1P
RLF-850*1P
SFX-850*1P
RLF.BH-850*1P
SFX.BH-850*1P
RLF-950*1P
SFX-950*1P
RLF.BH-950*1P
SFX.BH-950*1P
RLF-1300*1P
SFX-1300*1P
RLF.BH-1300*1P
SFX.BH-1300*1P
RLF-60×1P
SFX-60×1P
RLF.BH-60×1P
SFX.BH-60×1P
RLF-110×1P
SFX-110×1P
RLF.BH-110×1P
SFX.BH-110×1P
RLF-160×1P
SFX-160×1P
RLF.BH-160×1P
SFX.BH-160×1P
RLF-240×1P
SFX-240×1P
RLF.BH-240×1P
SFX.BH-240×1P
RLF-330×1P
SFX-330×1P
RLF.BH-330×1P
SFX.BH-330×1P
RLF-500×1P
SFX-500×1P
RLF.BH-500×1P
SFX.BH-500×1P
RLF-660×1P
SFX-660×1P
RLF.BH-660×1P
SFX.BH-660×1P
RLF-850×1P
SFX-850×1P
RLF.BH-850×1P
SFX.BH-850×1P
RLF-950×1P
SFX-950×1P
RLF.BH-950×1P
SFX.BH-950×1P
RLF-1300×1P
SFX-1300×1P
RLF.BH-1300×1P
SFX.BH-1300×1P
RLF-60*3P
SFX-60*3P
RLF.BH-60*3P
SFX.BH-60*3P
RLF-110*3P
SFX-110*3P
RLF.BH-110*3P
SFX.BH-110*3P
RLF-160*3P
SFX-160*3P
RLF.BH-160*3P
SFX.BH-160*3P
RLF-240*3P
SFX-240*3P
RLF.BH-240*3P
SFX.BH-240*3P
RLF-330*3P
SFX-330*3P
RLF.BH-330*3P
SFX.BH-330*3P
RLF-500*3P
SFX-500*3P
RLF.BH-500*3P
SFX.BH-500*3P
RLF-660*3P
SFX-660*3P
RLF.BH-660*3P
SFX.BH-660*3P
RLF-850*3P
SFX-850*3P
RLF.BH-850*3P
SFX.BH-850*3P
RLF-950*3P
SFX-950*3P
RLF.BH-950*3P
SFX.BH-950*3P
RLF-1300*3P
SFX-1300*3P
RLF.BH-1300*3P
SFX.BH-1300*3P
RLF-60×3P
SFX-60×3P
RLF.BH-60×3P
SFX.BH-60×3P
RLF-110×3P
SFX-110×3P
RLF.BH-110×3P
SFX.BH-110×3P
RLF-160×3P
SFX-160×3P
RLF.BH-160×3P
SFX.BH-160×3P
RLF-240×3P
SFX-240×3P
RLF.BH-240×3P
SFX.BH-240×3P
RLF-330×3P
SFX-330×3P
RLF.BH-330×3P
SFX.BH-330×3P
RLF-500×3P
SFX-500×3P
RLF.BH-500×3P
SFX.BH-500×3P
RLF-660×3P
SFX-660×3P
RLF.BH-660×3P
SFX.BH-660×3P
RLF-850×3P
SFX-850×3P
RLF.BH-850×3P
SFX.BH-850×3P
RLF-950×3P
SFX-950×3P
RLF.BH-950×3P
SFX.BH-950×3P
RLF-1300×3P
SFX-1300×3P
RLF.BH-1300×3P
SFX.BH-1300×3P
RLF-60*5P
SFX-60*5P
RLF.BH-60*5P
SFX.BH-60*5P
RLF-110*5P
SFX-110*5P
RLF.BH-110*5P
SFX.BH-110*5P
RLF-160*5P
SFX-160*5P
RLF.BH-160*5P
SFX.BH-160*5P
RLF-240*5P
SFX-240*5P
RLF.BH-240*5P
SFX.BH-240*5P
RLF-330*5P
SFX-330*5P
RLF.BH-330*5P
SFX.BH-330*5P
RLF-500*5P
SFX-500*5P
RLF.BH-500*5P
SFX.BH-500*5P
RLF-660*5P
SFX-660*5P
RLF.BH-660*5P
SFX.BH-660*5P
RLF-850*5P
SFX-850*5P
RLF.BH-850*5P
SFX.BH-850*5P
RLF-950*5P
SFX-950*5P
RLF.BH-950*5P
SFX.BH-950*5P
RLF-1300*5P
SFX-1300*5P
RLF.BH-1300*5P
SFX.BH-1300*5P
RLF-60×5P
SFX-60×5P
RLF.BH-60×5P
SFX.BH-60×5P
RLF-110×5P
SFX-110×5P
RLF.BH-110×5P
SFX.BH-110×5P
RLF-160×5P
SFX-160×5P
RLF.BH-160×5P
SFX.BH-160×5P
RLF-240×5P
SFX-240×5P
RLF.BH-240×5P
SFX.BH-240×5P
RLF-330×5P
SFX-330×5P
RLF.BH-330×5P
SFX.BH-330×5P
RLF-500×5P
SFX-500×5P
RLF.BH-500×5P
SFX.BH-500×5P
RLF-660×5P
SFX-660×5P
RLF.BH-660×5P
SFX.BH-660×5P
RLF-850×5P
SFX-850×5P
RLF.BH-850×5P
SFX.BH-850×5P
RLF-950×5P
SFX-950×5P
RLF.BH-950×5P
SFX.BH-950×5P
RLF-1300×5P
SFX-1300×5P
RLF.BH-1300×5P
SFX.BH-1300×5P
RLF-60*10P
SFX-60*10P
RLF.BH-60*10P
SFX.BH-60*10P
RLF-110*10P
SFX-110*10P
RLF.BH-110*10P
SFX.BH-110*10P
RLF-160*10P
SFX-160*10P
RLF.BH-160*10P
SFX.BH-160*10P
RLF-240*10P
SFX-240*10P
RLF.BH-240*10P
SFX.BH-240*10P
RLF-330*10P
SFX-330*10P
RLF.BH-330*10P
SFX.BH-330*10P
RLF-500*10P
SFX-500*10P
RLF.BH-500*10P
SFX.BH-500*10P
RLF-660*10P
SFX-660*10P
RLF.BH-660*10P
SFX.BH-660*10P
RLF-850*10P
SFX-850*10P
RLF.BH-850*10P
SFX.BH-850*10P
RLF-950*10P
SFX-950*10P
RLF.BH-950*10P
SFX.BH-950*10P
RLF-1300*10P
SFX-1300*10P
RLF.BH-1300*10P
SFX.BH-1300*10P
RLF-60×10P
SFX-60×10P
RLF.BH-60×10P
SFX.BH-60×10P
RLF-110×10P
SFX-110×10P
RLF.BH-110×10P
SFX.BH-110×10P
RLF-160×10P
SFX-160×10P
RLF.BH-160×10P
SFX.BH-160×10P
RLF-240×10P
SFX-240×10P
RLF.BH-240×10P
SFX.BH-240×10P
RLF-330×10P
SFX-330×10P
RLF.BH-330×10P
SFX.BH-330×10P
RLF-500×10P
SFX-500×10P
RLF.BH-500×10P
SFX.BH-500×10P
RLF-660×10P
SFX-660×10P
RLF.BH-660×10P
SFX.BH-660×10P
RLF-850×10P
SFX-850×10P
RLF.BH-850×10P
SFX.BH-850×10P
RLF-950×10P
SFX-950×10P
RLF.BH-950×10P
SFX.BH-950×10P
RLF-1300×10P
SFX-1300×10P
RLF.BH-1300×10P
SFX.BH-1300×10P
RLF-60*20P
SFX-60*20P
RLF.BH-60*20P
SFX.BH-60*20P
RLF-110*20P
SFX-110*20P
RLF.BH-110*20P
SFX.BH-110*20P
RLF-160*20P
SFX-160*20P
RLF.BH-160*20P
SFX.BH-160*20P
RLF-240*20P
SFX-240*20P
RLF.BH-240*20P
SFX.BH-240*20P
RLF-330*20P
SFX-330*20P
RLF.BH-330*20P
SFX.BH-330*20P
RLF-500*20P
SFX-500*20P
RLF.BH-500*20P
SFX.BH-500*20P
RLF-660*20P
SFX-660*20P
RLF.BH-660*20P
SFX.BH-660*20P
RLF-850*20P
SFX-850*20P
RLF.BH-850*20P
SFX.BH-850*20P
RLF-950*20P
SFX-950*20P
RLF.BH-950*20P
SFX.BH-950*20P
RLF-1300*20P
SFX-1300*20P
RLF.BH-1300*20P
SFX.BH-1300*20P
RLF-60×20P
SFX-60×20P
RLF.BH-60×20P
SFX.BH-60×20P
RLF-110×20P
SFX-110×20P
RLF.BH-110×20P
SFX.BH-110×20P
RLF-160×20P
SFX-160×20P
RLF.BH-160×20P
SFX.BH-160×20P
RLF-240×20P
SFX-240×20P
RLF.BH-240×20P
SFX.BH-240×20P
RLF-330×20P
SFX-330×20P
RLF.BH-330×20P
SFX.BH-330×20P
RLF-500×20P
SFX-500×20P
RLF.BH-500×20P
SFX.BH-500×20P
RLF-660×20P
SFX-660×20P
RLF.BH-660×20P
SFX.BH-660×20P
RLF-850×20P
SFX-850×20P
RLF.BH-850×20P
SFX.BH-850×20P
RLF-950×20P
SFX-950×20P
RLF.BH-950×20P
SFX.BH-950×20P
RLF-1300×20P
SFX-1300×20P
RLF.BH-1300×20P
SFX.BH-1300×20P
RLF-60*30P
SFX-60*30P
RLF.BH-60*30P
SFX.BH-60*30P
RLF-110*30P
SFX-110*30P
RLF.BH-110*30P
SFX.BH-110*30P
RLF-160*30P
SFX-160*30P
RLF.BH-160*30P
SFX.BH-160*30P
RLF-240*30P
SFX-240*30P
RLF.BH-240*30P
SFX.BH-240*30P
RLF-330*30P
SFX-330*30P
RLF.BH-330*30P
SFX.BH-330*30P
RLF-500*30P
SFX-500*30P
RLF.BH-500*30P
SFX.BH-500*30P
RLF-660*30P
SFX-660*30P
RLF.BH-660*30P
SFX.BH-660*30P
RLF-850*30P
SFX-850*30P
RLF.BH-850*30P
SFX.BH-850*30P
RLF-950*30P
SFX-950*30P
RLF.BH-950*30P
SFX.BH-950*30P
RLF-1300*30P
SFX-1300*30P
RLF.BH-1300*30P
SFX.BH-1300*30P
RLF-60×30P
SFX-60×30P
RLF.BH-60×30P
SFX.BH-60×30P
RLF-110×30P
SFX-110×30P
RLF.BH-110×30P
SFX.BH-110×30P
RLF-160×30P
SFX-160×30P
RLF.BH-160×30P
SFX.BH-160×30P
RLF-240×30P
SFX-240×30P
RLF.BH-240×30P
SFX.BH-240×30P
RLF-330×30P
SFX-330×30P
RLF.BH-330×30P
SFX.BH-330×30P
RLF-500×30P
SFX-500×30P
RLF.BH-500×30P
SFX.BH-500×30P
RLF-660×30P
SFX-660×30P
RLF.BH-660×30P
SFX.BH-660×30P
RLF-850×30P
SFX-850×30P
RLF.BH-850×30P
SFX.BH-850×30P
RLF-950×30P
SFX-950×30P
RLF.BH-950×30P
SFX.BH-950×30P
RLF-1300×30P
SFX-1300×30P
RLF.BH-1300×30P
SFX.BH-1300×30P
黎明滤芯