Single Point Level Switches

vertical mounting

Single Point Level Switches

These float switch for vertical installation have one switch point and are available in a wide range of materials.

They are inexpensive and are ideal for confined spaces.


Type SR 51

Cost-effective float switch made from POM/Buna with one switch point and a fixed length of 45 mm. Changeover of the NO/NC function by turning over the float.

Switch rating
> Opener / Closer100 V AC/DC; 10VA / W; 0.5 A
Switch function
> Opener / CloserThe functions of the reed contacts are:
closer, opener or change-over switch.
Cable1 m PVC 2 x 0.25 mm²
EnclosureIP54
Temperature-30 to +90°C
Medium density≥ 500 kg/m³
Pressuremax. 10 bar
Mountig directionvertical, ± 30°
Tube length Lfixed Tube length (L=45 mm)
Process connectionM16 x 1.5
 
 

Type LS-3

Compact plastic construction – reliable and cost effective with NPT or G thread. Available with FDA/NSF approved materials on request.

Opener / CloserSPST 50 VA/0.5A/250 VAC
Change-over switchSPDT 20 VA/0.5A/250 VAC
Switch function factory setting is NO (normally open)
NO or NC (normally closed)
can be selected by reversing the float
Fly lead / cablePVC, AWG 22, Length 60 cm / PVC, 0.34 mm
EnclosureIP64
Temperaturecable: -40 to +80°C
Fly lead: -40 to +121°C
Medium density ≥ 450 kg/m³
Pressuremax. 3 to 10 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=54 mm)
Process connection BSPP 1/8" / 1/8" NPT / M12x1.75
 
 

Type LS-1900T

Single level float switch made from specially developed plastics for aggressive or ultra-pure liquids.

Opener / CloserSPST 100 VA/0.5A/250 VAC
Change-over switchSPDT 20 VA/0.5A/250 VAC
Switch function function (NO,NC) indicate when ordering
Fly lead / cableFEP, AWG 20, Length 100 cm / 0.34 mm²,
Silicone or PVC
EnclosureIP64
Temperaturecable -40 to +80°C
Fly lead -40 to +150°C
Medium density ≥ 800 kg/m³
Pressuremax. 3 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=88 mm)
Process connection BSPP ¼"
MaterialPTFE
 
 

Type LS-74780

Robust single level float switch made from specially developed plastics for aggressive or ultra-pure liquids.

Opener / CloserSPST 20 VA/0.5A/250 VAC
Switch function factory setting is NO (normally open)
NO or NC (normally closed)
can be selected by reversing the float
Fly leadPVC AWG 18, Length 60 cm
EnclosureIP64
Temperature-40 to +80°C
Medium density ≥ 850 kg/m³
Pressuremax. 1 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=87.5 mm)
Process connection ¼" NPT
MaterialCPVC
 
 

Type LS-1700

Robust single level float switch, ideal for flat tanks and limited installation space. For use in oil and water.

Opener / CloserSPST 50 VA/0.5A/250 VAC
Switch function factory setting is NO (normally open)
NO or NC (normally closed)
can be selected by reversing the float
PVC-Fly lead / cabelFEP, AWG 20, Length 60 cm / PVC, 0.34 mm²
EnclosureIP64
Temperaturecable -40 to +80°C
Fly lead -40 to +110°C
Medium density ≥ 450 kg/m³
Pressuremax. 10 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=53 mm)
Process connection BSPP 1/8" / 1/8" NPT
MaterialBrass/Buna N
 
 

Type LS-1750

Robust single level float switch made from stainless steel for high pressures and temperatures.

Opener / CloserSPST 50 VA/0.5A/250 VAC
Switch function factory setting is NO (normally open)
NO or NC (normally closed)
can be selected by reversing the float
Fly lead / cabelFEP, AWG 20, Length 60 cm / PVC, 0.34 mm²
EnclosureIP64
Temperaturecable: -40 to +80°C
Fly lead: -40 to +150°C
Medium density ≥ 850 kg/m³
Pressuremax. 20 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=53 mm)
Process connection BSPP 1/8"
Materialstainless steel
 
 

Type LS-1950

Single level float switch made completely from stainless steel for extremely high temperatures and pressures.

Opener / CloserSPST 100 VA/0.5 A/250 VAC
Change-over switchSPDT 20 VA/0.5 A/250 VAC
Switch function factory setting is NO (normally open)
NO or NC (normally closed)
can be selected by reversing the float
Fly lead / cabelFEP, AWG 20, Length 60 cm / Silicone, 0.5 mm²
EnclosureIP64
Temperaturecable: -40 to +150°C
Fly lead: -40 to +200°C
Medium density ≥ 750 kg/m³
Pressuremax. 30 bar
Mountig directionvertical
Tube length Lfixed Tube length (L=86 mm)
Process connection BSPP 1/4"
 
 
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