液位开关

Standard type

Standard float switches with a diameter of 170 mm and up to four switch points. They are suitable for use in neutral and aggressive media, as well as in media containing solids.


Switch elementMicro switch
Electrical datas
Loop supply voltage6 to 250 VAC or VDC
Electricity outputmin. 100 mA to max. 6 A resistive load, 3 A Ind.
Max. Power75 Watt (0.3 A at 250 V) DC
Pressure2 bar
Temperaturemax. 55°C, special types 75°C
Range of adjustmentStandard types 200 to 1200 mm
Special types
(50 to 100 mm, 100 to 200 mm, 1200 to 2000 mm)
Cable length 5 m
Weight0.55 to 1.7 kg
BuoyancyFloat switch 6 N
Mini float switch 2 N
Float materialPolypropylene
Float ø170 mm
Float length155 mm
Cable insulationPVC, by request: PUR, TPU, Aton (Rubber)

Type 1L

Type 1H

Low alarm or solenoid valve control

High alarm or solenoid valve control


Type 1C

Type 2L

Changeover, Alarm

Pump control for tank filling




Type 2H

Type 2HL

Pump control for emptying tanks or for protection against running dry

High and low alarm in expansion vessels




Type 3L

Type 3LE

Pump control for tank filling or low alarmPump control for tank filling or low alarm (galvanic separation)



Type 3HE

Type 4L

Pump control for emptying tanks or high alarm (galvanic separation)Pump control for tank filling, high and low alarm



Type 4H

Pump control for emptying tanks, high and low alarm

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