Fangrui Product Details Used In A Wide Range Of Environments: Whether In Water Treatment Systems, Central Air Conditioning Or Water-cooled , This Spdt R3/4 Threaded Paddle Flow Sensor Switch Effectively Manages Fluid Flow. Suitable For Non- Liquids And Gases, Suitable For A Variety Of Industrial And Commercial Applications. Precise Flow Management: The Sensor Is Designed With An Adjustment Knob That Can Manually Set The Flow Control Value To That The Flow Rate Meets Industrial Requirements. Stable Repetitive Action Points Long-term Stable Operation Of The System Without The Need For Frequent Adjustments. Intelligent Automatic Control: The Flow Sensor Adopts Advanced Microswitch Technology And Automatically Adjusts When The Fluid Flow Exceeds The Set Value To The Safety And Efficiency Of The System. Spdt Contacts Are Designed To A Circuit Simultaneously. And Reliable Design: With Ip54 Protection Rating, Suitable For Harsh Environments. The Contactor Of The Paddle Sensor Is Designed To Last Up To 100,000 Times, Reducing Maintena