Float level Switch

General:

A float level switch is a device used to detect the liquid level in a tank or vessel. It consists of a float, typically made of a buoyant material such as plastic or stainless steel, and a switch mechanism. The float is designed to float on the liquid surface, and as the liquid level changes, the float rises or falls accordingly.

The switch mechanism is typically housed within a tube or enclosure attached to the float. It contains electrical contacts or a magnet that actuates the switch based on the position of the float. When the float reaches a predetermined level, it triggers the switch to either open or close an electrical circuit, depending on the specific design and application.

Float level switches are commonly used in industrial and commercial settings for various purposes, such as liquid level control, pump control, and alarm systems. They are often employed in applications involving liquid storage tanks, sumps, and other containers where monitoring and controlling the liquid level is critical.

These switches are available in different configurations to suit specific needs. Some common types of float level switches include:

1. Vertical Float Switches: These switches have a float that moves vertically along a guide tube. The switch is activated when the float reaches a particular level.

2. Horizontal Float Switches: In these switches, the float moves horizontally as the liquid level changes. They are often used in limited vertical space applications.

3. Tilt Float Switches: These switches use a tilting mechanism, where the float tilts as the liquid level changes. The tilting action triggers the switch to activate.

4. Magnetic Float Switches: These switches use a magnet inside the float and magnetic sensors in the switch mechanism. The magnet's position determines the switch state.

Float level switches offer several advantages, including simplicity, reliability, and cost-effectiveness. They are relatively easy to install and require minimal maintenance. However, they may have limitations in applications where there are turbulent liquids, high temperatures, or corrosive environments.

When selecting a float level switch, it's important to consider factors such as the type of liquid, the required switching accuracy, the operating conditions, and any specific industry or regulatory requirements.

Technical Parameter:

Drawing: