Kari 3L Operation Manual Download Page 1

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3A 3HE 3LE 3YE 3AE

Start

Large amount of liquid.

Discharging pump starts.

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.

Stop

Lower limit for discharging.

Discharging pump stops.

KARI Float Switch

Operation

Manual

Image 3H shows the operation
of the KARI Float Switch

Summary of Contents for 3L

Page 1: ...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 Stop Lower limit for discharging Discharging pump stops KARI Fl...

Page 2: ...pump control high level alarm Pump control with two switching elements 3YE Discharging pump control isolated high level alarm Pump control with two switching elements 3L Charging pump control low lev...

Page 3: ...ages 2 and 3 An IP68 junction box is also available The float switch needs a cable weight or other anchor point to operate The installation site must be selected such that the float cannot become caug...

Page 4: ...it open Circuit closed Pump control with one switching element 3Y 1 M 2 3 4 6 250V L1 L2 L3 PE U V W 1 4 1 3 1 2 High level alarm DISCHARGING PUMP CONTROL HIGH LEVEL ALARM Alarm Start Stop Circuit ope...

Page 5: ...Pump control with one switching element 3YE 1 M 2 3 5 4 6 250V L1 L2 L3 PE U V W 1 3 1 2 4 5 High level alarm DISCHARGING PUMP CONTROL ISOLATED HIGH LEVEL ALARM Alarm Start Stop Circuit open Circuit...

Page 6: ...op 200 mm 1200 mm Cable length 5 m other lengths supplied to order Weight of 5 m cable 1 6 kg 1 9 kg Largest diameter 170 mm Length of float casing 155 mm Buoyancy in water 6 N Float material Polyprop...

Page 7: ...the distance of the weight from the bottom of the float A is 50 cm the start alarm height differential is about 12 cm OPERATING CURVESTO FLOAT SWITCH ADJUSTMENT The dimensions in the drawings are for...

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