The KARI Float Switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI Float Switch for use in non-flammable liquids at 250 volts.
An example of operation of the model C3h
High level alarm
Issued when the level of liquid gets too high, or initiates valve discharging when, for example, the pump is out of order.
Start
Large amount of liquid. Discharging pump starts.
Stop
Lower limit for discharging. Discharging pump stops.
Functions
Discharging-pump control
C3H
Discharging-pump control + high level alarm.
C3HE
Discharging-pump control + isolated high level alarm.
