The water supply system must be designed and used to prevent contamination from backflow. More information can be found here on, Causes of backflow, Code requirements, Using an air gap to prevent, backflow, Backflow prevention devices, Installation requirements, Testing
SJ 200. SJ Series pump features high performance output, compact pump dimensions, high grade satin finish stainless steel casing, high temperature moulded pump internals, stainless steel pump motor and shaft assembly, insulating moulded motor base and 1" suction and discharge ports.
Float Switch And Liquid Sensor Products SMD Fluid Controls designs and manufactures vertical and horizontally mounted fluid switches and float switches, custom multilevel fluid switches, combination level and temperature sensors, ultrasonic liquid level sensors, and optical level sensors.
A water level controller using 8051 is shown in this article. A lot of water level controller projects have been published in this website but this is the first one based on a microcontroller. This water level controller monitors the level of the over head tank and automatically switches on the ...