CAPTION : Sump pump will discharge water that accumulates in sump when float switch is activated by rising water.
12.
Liquid level floats, or float switches, use the principle of material buoyancy ( differential densities ) to follow fluid levels.
13.
This pump is usually associated with a much larger tank, float switch, and an electric motor than the example above.
14.
A float guard can be used to prevent the float switch from accidentally resting on the pump housing, and remaining on.
15.
Another special application of a stem type float switch is the installation of temperature or pressure sensors to create a multi-parameter sensor.
16.
The main product of the company is multilevel float switch, a cable-suspended control device which tilts as the liquid level rises or falls.
17.
Both float switches ( normally closed ) open their contacts when the water level in the tank is above the physical location of the switch.
18.
Transformers sometimes have a float switch inside ot a level indictor with a float, or in the old days, a sight glass like on a big coffee pot.
19.
Kari-Finn Oy announces that based on its own market research, Kari float switch is the only product on the market that makes possible many functions with just one switch.
20.
In the example, the physical state of the float switch contacts must be considered when choosing " normally open " or " normally closed " symbols in the ladder diagram.
