This structural Sensors have not been used before, so there may be discomfort when it is used for direct replacement, so please raise it in time When the materials or the materials that generates to the Sensors is close to the Sensors, its characteristics may change The installation of water Flows Sensors should be inside the equipment or indoors, and it should not be expose to outdoor or humid and high temperatures for long time The installation of water Flows Sensors should avoid the environment and application of shaking, so as not to affect the measurement accuracy of the Sensors Please do not disassemble water Flows Sensors without authorization to damage In order to particles and sundries from entering the Sensors, a filter screen must be installed at the water inlets of the Sensors, Manufacturer: TFAOYS