Polypropylene
Foamed Float
Polypropylene
Hollow Float
KIP LS 1 Series
LS 1 Series Level Switches
Compact, Rugged, Yet Economical!
The LS 1 Series of liquid level switches from Norgren provide a
reliable, compact, low cost solution to liquid-level control for the
selective OEM. This family of plastic level switches offers a broad
variety of answers to many of today’s demanding applications.
Whether your problem is size, material compatibility, or wave motions
falsely actuating switches, your answer should be found on these
pages or through a quick conversation with Norgren. A variation to
these standards will surely solve the most discriminating application.
Small, compact size with small displacement
Highly reliable, yet inexpensive
Seamless cellular construction
Temperature range up to 225°F
Excellent chemical resistance
NSF Approved
Unique hex designed stem
9/16 Hex
1/8 NPT
1.00 (25)
UL Recognized
File No. E 129277
1.00 (25)A1.58 (40)
9/16 Hex
CSA Approved
File No. LR 90981
A - actuation point is
approximately midway of
float travel in liquid with
a specific gravity of 1.0.
7/16-20 UNF
Specifications
Maximum Pressure @70° F
Foamed Float 150 PSI (10.3 bar)
Hollow Float 10 PSI (.69 bar)
Temp. Operating Range
Foamed Float -40° to 150° F (-40° to 66° C)
Leadwire
Polypro Units 22 AWG, 24” long
Recommended Minimum Liquid SP GR
Foamed Polypro Float .72
Hollow Polypro Float .55
LS 1 Series Ordering Numbers:
Part Number MTG
†
0255-024
0342-024 1/8” NPT Polypro Buna Polypro 20VA*
0506-024
0507-024
0615-024
0689-024
2574-024 1/8 “ NPT Polypro Hollow polypro Polypro 20VA
2839-024 7/16-20 UNF Polypro Hollow polypro Polypro 20VA
* UL and CSA switch ratings are 20VA pilot duty rated; 120VAC - 240VAC
† “NSF Certified” - These products conform to the requirements of NSF Criteria C2 - Special and/
- For NSF label add prefix N to the part number when ordering.
1/8” NPT Polypro Polypro Polypro 20VA*
†
1/8” NPT Polypro Polypro 316 SS 10VA
†
1/8” NPT Polypro Polypro Polypro 10VA
†
7/16-20 UNF Polypro Polypro Polypro 20VA*
†
1/8” NPT Polypro Polypro Polypro 3VA SPDT
Stem
Material Float Material
or Devices.
Other
Wetted
Parts
Switch
Rating
5
For additional information call: 1 800 722 5547
KIP LS 1 Series
A
Mini LS 1 Series
The LS 1 Series with a Float Diameter of .75 Fits Into Those Hard to
Reach Places...
Ultra compact size fits through small bottle or tank openings
Seamless cellular construction for a rugged float design
Ideal for food and beverage applications
Unique hex stem design minimizes potential for liming
Specifications
Maximum Pressure 150 PSI (10.3 bar) @ 70°F
Temp. Operating Range -40°F to 150°F (-40°C to 66°C)
Mounting 1/8” NPT or 7/16 - 20 UNF
Leads 22 AWG, 24” long
Recommended Minimum
Liquid SP GR .90
Float Material Seamless Cellular Polypropylene
Stem and Other Parts Polypropylene
Mini LS 1 Series Ordering Numbers:
Part Number MTG Material Switch Rating
†
0763-024
†
1340-024
† “NSF Certified” - these products conform to the requirements of NSF Criteria C2 - Special
- for NSF label add prefix N to the part number when ordering.
1/8” NPT Polypro 20VA
7/16-20 UNF Polypro 20VA
and/or Devices.
UL Recognized
File No. E 129277
9/16 Hex
1.00 (25)A1.58 (40)
.75 (19)
CSA Approved
File No. LR 90981
A - actuation point is
approximately midway of float
travel in liquid with a specific
gravity of 1.0.
LS 1 Series with Slosh Shield
9/16 Hex
The LS 1 Series with Slosh Shield Provides a Means of Dampening
Turbulent Fluids...
All Polypropylene construction ideal for beverage dispensing
and ice machines
Compact size allows for minimum displacement
Easily adaptable to other switch types and float combinations
1.58 (40)
for OEM applications
Specifications
Maximum Pressure @70° F
Foamed Float 150 PSI (10.3 bar)
Hollow Float 10 PSI (.69 bar)
Temp. Operating Range
Foamed Float -40°F to 150° F (-40°C to 66° C)
UL Recognized
File No. E 129277
CSA Approved
File No. LR 90981
1.38 (35)
A - actuation point is
approximately midway of
float travel in liquid with a
specific gravity of 1.0.
Hollow Float (PP) -40°F to 150° F (-40°C to 66° C)
Leadwire
Polypro Units 22 AWG, 24” long
Recommended Minimum Liquid SP GR
Foamed Polypro Float .72
Hollow Polypro Float .55
LS 1 Series with Slosh Shield:
Other
Part Stem Float Wetted Switch
Number MTG Material Material Parts Rating
1347-001† 1/8” NPT Polypro Polypro Polypro 20VA
1347-002† 7/16-20 UNF Polypro Polypro Polypro 20VA
2841-024 1/8” NPT Polypro Hollow Polypro Polypro 20VA
2842-024 7/16-20 UNF Polypro Hollow Polypro Polypro 20VA
† “NSF Certified” - these products conform to the requirements of NSF Criteria C2 - Special
- for NSF label add prefix N to the part number when ordering.
and/or Devices.
6
For additional information call: 1 800 722 5547
2.36 (60)
1.88 (48)
1/8 NPT
1.58 (40)
1.00 (25)
KIP LS 1 Series
LS 1 Series Ultra Low Level
When You Just Can’t Detect Low Enough - The Norgren Ultra Low
Level Switch Can Detect Liquids as Low as 5/8”
Due to the float shape and displacement, the reed switch is
activated with float riding close to the surface of the liquid
Variety of stem materials to meet your specific requirements
Float can be combined with other floats on a miniature multilevel control only (see pages 18-19) for a custom liquid level
sensor to meet your needs
Available in different lead wire lengths, with connectors for
OEM’s
Specifications
Maximum Pressure 50 PSI (3.4 bar)
Temp. Operating Range -40° to 150°F in Water (-40° to 82°C)
-40° to 225°F in Oil (-40° to 107°C)
(Stainless and Brass)
Mounting 1/8” NPT
Leads 22 AWG, 24” long
Type B
Type P
LS 1 Series Ultra Low Level:
Part Number Stem Material Float Material Other Material Switch Rating
0768-024 Polypro Buna N 316 SS 20VA N.C.
0769-024 Brass Buna N 316 SS 20VA N.C.
0774-024 316 SS Buna N 316 SS 20VA N.C.
LS 1 Series - Sidemount
Sidemounted Unit Ideal for Tight Spaces
Sidemount design fits small vessels
Minimal float travel and displacement
Highly chemical resistant
Specifications
Maximum Pressure Type B 70 PSI (4.8 bar)
Type P 40 PSI (2.8 bar)
Temperature Range Type B -40°F to 176°F (-40° to 80°C)
Type P -40°F to 176°F (-40° to 80°C)
Mounting PF 1/4
Leads 22 AWG, 24” long
Recommended Minimum Type B .60
Liquid SP GR Type P .80
1.22 (31)
1.26 (32)
.87 (22)
PF 1/4
LS 1 Sidemount Ordering Numbers
Part
Number
0508-024 Polyacetal Buna N 316 SS 20VA
0509-024 Polypro Polypro Polypro 20VA
7
Stem
Material
Float
Material
For additional information call: 1 800 722 5547
Other Wetted
Parts
Switch
Rating
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