0.6/2/3/4m Float Switch Water Tank Level Controller Fluid Pump Sensor for Contractor Technical Specifications: Color: Yellow+Blue Material: PP Protection Class: IP65 Working Pressure: 0.1MPa Rated Current/Voltage: 16A/250V Working Temperature: 0~75℃ Electrical Life: 1 x 100,000 times Mechanical Life: 5 x 100,000 times Environment: Pool, oil, weak acids and bases in water or oil pool Cylinder: 61x55mm/2.4 x 2.17inch Wire Length: 0.6/2/3/4m Features: 1. It can test the pressure of the liquid. 2. The float switch is a switch that regulates the liquid level in the tank or well, etc. 3. The float switch is waterproof ( sewaga water) 4. It is relatively suitable for use with petroleum , most acids and alkalis 5. This water level sensor is made of high quality material to ensure the long-lasting performance , and it is a kind of non-toxic material to ensure the safe to use 6. The float switch is non-explosive -proof. 7. This float switch liquid fluid water level sensor can be widely used in water supply, drainage and automatic liquid level control with a variety of pump bracket. 8. This liquid water level sensor is easy to install and convenient to use Instructions for use: - Filling: Using wires: "Black" and "Blue" < br/> With these contacts, the regulator closes when it is faulty. It opens when it is in place. - Emptying: By means of wires: "Black" and "Brown" with these contacts the regulator closes when rising. It opens when it is down. Package Content: 1 x Float Level Controller (with retail package) Note: 1. Please allow 1-1.3mm error due to manual measurement. Please do not mind before you bid. 2. The color may have different as the difference display, please understand.