Features 1、Suitable for non-metallic pipes and flat containers without direct contact with liquid. 2、Will not be affected by corrosive liquids such as strong acids or bases. 3、Intelligent liquid level reference adjustment and liquid level memory function. 4、Liquid level status display mode, can realize multi-point series connection. 5、Stable detection, can detect boiling water surface. Specification Item Type: Liquid Level Sensor Rated Voltage: 5/12/24 V Current Consumption: 13mA Output Voltage / Current: DC24V / 2A Response Time: 500ms Applicable Pipe Diameter Range: ≥11mm Liquid Level Error: ± 1.5mm Diffuse: 5% -100% Optional Models: Y28-NO, Y28-NC Optional Voltage: 5V, 12V, 24V Package List 1 X Liquid Level Sensor