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Side mount, Engineered Plastics, Low Cost
Polypropylene, Nylon, Versaplastฎ
Use on liquids with SGs as low as 0.55
Temperature ranges -40 to 148.9°C
Pressure ranges 3, 7 & 10 bar
SPST reed switch 20VA, 240VAC, NO/NC selectable
1/2NPT (~BSP) threaded or easy compression nut
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LS-7 plastic specs (210 Kb pdf)
Level Application & Electrical (320Kb pdf)
LS - 7 Instruction Bulletin 78803 (88Kb pdf)
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Side mount, Stainless Steel & Alloys
316 stainless steel, zinc/nylon, zinc/polypropylene
Corrosion resistant, rugged
Temperature ranges -40 to 148.9°C
Pressure ranges 7,10 & 20 bar
SPST reed switch 20VA, 240VAC, NO/NC selectable
1/2NPT (~BSP) threaded
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LS-7 alloy specs (148Kb pdf)
Level Application & Electrical (320Kb pdf)
LS - 7 Instruction Bulletin 78803 (88Kb pdf)
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Large Size, Stainless Steel, Alloys
Brass, 316 stainless bodies, Buna N & SS floats
Heavy duty applications, 1/2 & 3/4 differentials
Temperature ranges -40 to 148.9°C
Pressure ranges 10, 34 & 62 bar versions
Fluid SGs 0.8 minimum
SPST reed switch 20VA & 100VA, 240VAC, NO/NC
1 NPT threaded ( BSPT versions available )
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Large Size-Alloys side mount (190Kb pdf)
Large Size-Alloys side mount specs
Level Application & Electrical (320Kb pdf)
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Top/Bottom mount, Engineered Plastics, Low Cost
Polypropylene, Polysulfone, Nylon, PVDF
Use on liquids with Specific Gravities as low as 0.45
Temperature ranges -40 to 121°C
Pressure ranges 3 & 10 bar
SPST reed switch 20VA, 240VAC, NO/NC selectable
1/8 NPT mounting
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LS-3 specs (171Kb pdf)
Level Application & Electrical (320Kb pdf)
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Top/Bottom mount, Small size, Stainless Steel +
316 stainless steel wetted parts
Corrosion resistant materials, rugged
Temperature ranges -40 to 148.9°C, model to 249°C
Pressure ranges 7 bar, model to 70bar
SPST reed switch 20VA, 240VAC, NO/NC selectable
1/8NPT threaded
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LS-1750 specs (113Kb pdf)
Level Application & Electrical (320Kb pdf)
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Large Size Plastics for Aggressive or Ultra-Pure
Polysulfone, CPVC, PTFE
Use on liquids with Specific Gravities as low as 0.55
Temperatures -40 to 107°C, 82°C, 149°C respectively
Pressure ranges to 3 bar, 1 bar, 2 bar respectively
SPST reed switch 20VA, 240VAC, NO/NC selectable
1/4 NPT mounting
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Large Size Engineered Plastic specs (83Kb pdf)
Level Application & Electrical (320Kb pdf)
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Large Size Alloys for Pressure Conditions
Brass & 316 Stainless Steel with Buna N/Teflon floats
Use on liquids with Specific Gravities as low as 0.55
Temperatures fluid dependent
Pressure ranges to 10 & 20 bar
SPST reed switch 20VA & 100VA, 240VAC, NO/NC
1/8 & 1/4 NPT mounting
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Large Size Alloys (188Kb pdf)
Level Application & Electrical (320Kb pdf)
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Large Size, Stainless Steel, High Pressure
316 stainless steel wetted parts
Heavy duty applications
Temperature ranges -40 to 148.9°C, model to 249°C
Pressure ranges 20 bar and 51 bar
Fluid SGs 0.4 & 0.8 minimum
SPST reed switch 20VA & 100VA, 240VAC, NO/NC
1/4 & 1/2 NPT threaded
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LS-1850, 1950 specs (76Kb pdf)
Level Application & Electrical (320Kb pdf)
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Marine Level switches
Brass, 316 stainless bodies, Buna N & SS floats
Heavy duty applications, 1/2 & 3/4 differentials
Temperature ranges -40 to 148.9°C
Pressure ranges 10, 34 & 62 bar versions
Fluid SGs 0.8 minimum
SPST reed switch 20VA & 100VA, 240VAC, NO/NC
1 NPT threaded ( BSPT versions available )
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LS-270 specs (176Kb pdf)
Level Application & Electrical (320Kb pdf)
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Interstitial Level switches
Valox (R) housing, polyethylene float
Senses presence of fluid in double wall tanks, pipes
Temperature ranges -40 to 80°C
Pressure atmospheric
Fluids sensed; hydrocarbons or water
SPST reed switch 10W, 50-120VDC Resistive only
16mm depth, 38mm wide
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LS-10 specs (120Kb pdf)
Level Application & Electrical (320Kb pdf)
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Electro-Optic General Purpose Liquid Level Sensor
Sensor
Polysulfone or Nylon wetted parts
General purpose applications
Temperature ranges 18 to 80°C
Pressure range 10 bar
TTL/CMOS compatible( open collector output )
1/4 NPT threaded
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ELS-1100 specs (80Kb pdf)
ELS-1100HT specs (72Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Electro-Optic Ultra-Pure Liquid Level Sensor
Teflon wetted parts
High purity or chemically aggressive applications
Temperature ranges 18 to 80°C
Pressure range 10 bar
TTL/CMOS compatible( open collector output )
1/4 NPT threaded
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ELS-1100TFE specs (72Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Electro-Optic Compact Liquid Level Sensor
Nickel plated carbon steel wetted parts
High pressure where size is important
Temperature ranges 40 to 100°C
Pressure range 172 bar
TTL/CMOS compatible( open collector output )
1/2 NPT threaded
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ELS-1150 specs (50Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Electro-Optic High Feature Liquid Level Sensor
Nickel plated carbon steel, Stainless & Hasteloy C versions
High pressure rated and corrosion resistant
Temperature ranges 40 to 100°C
Pressure range 172 bar
TTL/CMOS compatible( open collector output )
1/2 & 3/4 NPT threaded
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ELS-1200 specs (148Kb pdf)
ELS-1200RE (170Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Customised Electro-Optic Liquid Level Sensor
Polysulfone housing and prism
Length selectable between 50mm and 380mm
Temperature ranges 18 to 80°C
Pressure range 10 bar
TTL/CMOS compatible( open collector output )
1/4 NPT threaded
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ELS-300 specs (70Kb pdf)
ELS 300 Bulletin (118Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Electro-Optic Controller for Electro-Optics
Open board or IP65 enclosure
Voltage inputs , 120 or 240VAC
Output SPDT 5A relay
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Opto-Pak specs (81Kb pdf)
ElectroOptic brochure (979Kb pdf)
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Ultrasonic Liquid Level Switch
316 stainless steel wetted parts
Self contained for robust applications
Temperature ranges 29 to 71°C
Pressure range 69 bar
1Amp & 10Amp SPDT Relay output
NEMA 4 ( IP65 )/NEMA 7 enclosures
3/4 NPT threaded
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ULS-11 specs (81Kb pdf)
ULS-10 & ULS-100 specs (162Kb pdf)
Ultrasonics brochure (993Kb pdf)
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Ultrasonic Liquid Level Switch
Polypropylene or PFA Teflon(R) wetted parts
General purpose or submersible applications
Temperature ranges 40 to 90°C
Pressure range 10 bar @ 25°C
1Amp SPDT Relay output
NEMA 6 ( IP68 ) enclosure
3/4 NPT threaded
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ULS-50 specs (270Kb pdf)
Ultrasonics brochure (993Kb pdf)
Ultrasonics Overview (231Kb pdf)
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Continuous Ultrasonic Liquid Level Sensor
Polypropylene Enclosure, PVDF Transducer
Ranges 1 to1.8 metres, 0.15 to 3.6 metres
Temperature ranges 40 to 60°C
Pressure range 2 bar
4-20mA 2 wire
2 NPT threaded + 3/4 NPT adaptor
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UCL-210 specs (189Kb pdf)
Ultrasonics brochure (993Kb pdf)
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Premier Continuous Ultrasonic Liquid Level Sensors & Integral Relay
Polypropylene Enclosure, PVDF or PVC Transducer
Ranges 0.4 to 12 metres, 0.15 to 7.4 metres
Temperature ranges 40 to 60°C
Pressure range 2 bar
4-20mA 3 wire sourcing + SPDT 10A latching relay
3 ANSI 150# Flange or 2 NPT
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UCL-200 specs (427Kb pdf)
Ultrasonics brochure (993Kb pdf)
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