RS Components, Ltd. Datasheets for Level Sensors

Level sensors are used to detect liquid or powder levels, or interfaces between liquids. There are two basic level-measurement types: continuous and point or multi-point.
Level Sensors: Learn more

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Product Name Notes
1" NPT Side Bracket w/Reducer Bushing - Fluid Control Systems - Level Sensors & Switches
1m long x 6mm diameter, each end with a 20mm M6 thread. Suitable for use with a range of electrode holders Device Type = Electrode Mounting Type = Chassis Mount...
A 3-pole holder made from phenolic resin, supplied with 1m long electrodes which may be cut to length as required. 1/2in. BSP fitting Device Type = Electrode Mounting Type =...
A compact brass bodied optical level sensor with excellent temperature and pressure capability. The ELS-950M features a water tight body, fused glass prism, and TPE insulated wiring and is ideal...
A float switch capable of offering a variety of switching options and adjusting to system requirements. Compatible with a wide choice of chemicals and liquids due to the fact they...
A general purpose ultrasonic level sensor with an integrated level controller. The unit is equipped with 3 programmable relays and a 4 to 20 mA output and is easy to...
A range of Cynergy3 single switching point, vertical fluid level switches. These level switches can be mounted on the top or bottom of the tank but requires access to the...
A reusable, compact leak detection switch that is ideal for use with double wall tanks, containment sumps and double wall pipes. The LS-10 uses dry switching for increased reliability and...
A robust, compact level switch suitable for use in contaminated liquids. The LS-240-E is accepted by Germanischer Lloyd and the German Navy and is ideally suited to applications involving heavy...
A side mounting magnetically activated liquid level switch, consisting of a one-piece cast aluminium bronze body and 316 stainless steel float with a long straight arm. It is ideal for...
A simple electro-mechanical device for liquid level switching in high and low-level applications. These float switches consist of a reed switch and a pivoted actuator magnet and can be used...
A single switch point level probe ideal for use in water or other aqueous liquids. It can be suspended into liquid by a cable and can be configured to give...
A single switching point, miniature, vertical fluid level switch. These level switches can be mounted on the top or bottom of the tank and are installed with a compression seal...
A stainless steel vertical float switch fitted with an acrylic guard to help prevent against accidental operation caused by turbulent fluids. The float switch can be bought with an extra...
A top mounting magnetically activated liquid level switch, consisting of a one-piece cast aluminium bronze body and 316 stainless steel spherical float. It is ideal for use in industrial applications,...
A unique design switch which keeps the pivot area free from the fluid making them ideal for use in hot drink vending machines etc. Drop float types for monitoring upper...
A vertical float switch with N/O or N/C switching action. Its overall depth and position can be adjusted. N/O Version has Contacts Which are Open when the Tank is Empty,...
A water level switch that can be immersed up to 1 m and can monitor levels as low as 35mm. Approved by the German Navy, these switches are suitable for...
Alarm or pump control for controlling between two levels 3 electrode holders. Modes: max detection, overfill (A) or min detection dry run protection (B). External LED switch status. 3 electrode...
An extra-long reach 1 Inch NPT external mounting horizontal float switch that can be installed without access to the inside of the tank. Switching action can be normally open or...
Ball type float switch. Intrinsically Safe NAMUR Output. Closes Floating Up (make switch). Polypropylene Float. Density: ≥0.6g/cm³. 5 Metres PVC (2 x 0.75mm²) Cable. Can Only Be Used With a...
Bottle level switches can be mounted externally at the desired level point when access to the tank interior is not possible. Suitable for both large and small tanks they can...
Can be mounted in any position as either a high or low level alarm. Wet or dry sinking models available (N/O or N/C). Wet sinking switches on the presence of...
Capacitive fill level switch with inverse frequency shift technology. Configurable outputs. Sensitivity setting. LED status display. Version with connection cable. For detecting liquids, granulates, slurry, foam and separating layers in...
Capacitive fluid level sensor for the detection of maximum and minimum levels in vessels. Suitable for use with liquids, light solids and adhesive materials. Mountable vertically or horizontally. A/B detection...
CE marked in compliance with relevant European Directives Sensing range 2 to 10mm adjustable via a single turn potentiometer. LED indication when activated. Output: DC 100mA transistor. Power ON delay,...
Chemical and physical properties of the medium do not affect the measurement result. Therefore, aggressive, viscous and adhesive media can be measured without problems. Continuous level measurement. PBT construction with...
Cylinder type float switch. Intrinsically Safe NAMUR Output. Closes Floating Up (make switch). Polypropylene Float. Density: ≥0.8g/cm³. 5 Metres PVC (2 x 0.75mm²) Cable Device Type = Float Mounting Type...
Cynergy3 horizontal float switches are compact in size and available in a range of materials and gasket choices to suit a broad range of applications. Horizontal level switches offer long-term...
Cynergy3 stainless steel horizontal flow switch with thermistor temperature sensor for accurate liquid level and temperature sensing. These switches are easy to mount, requiring no access to the inside the...
Designed for use in non-turbulant water with a constant ambient temperature. Ideally applied in indoor tanks and covered reservoirs and can be directly installed on submersible pumps. Side-wall or vertical...
Durable construction and suitable for use with high temperatures and pressures, also ideal for use with corrosive liquids. IP64 Rated . Output is SPST That Will Either Be N/C or...
Echowave guided level radar transmitter are suitable for measuring ranges up to 5.5 m and are available with either a rod, coaxial or cable probe. These guided wave radar output...
Explosion proof ultrasonic level transmitter from Flowline provides the user with continuous level measurement up to 10m. EchoSafe series also comes equipped with a 4-20mA signal output which can be...
Extremely accurate level switches ideal for higher temperatures and corrosive liquids. IP64 Rated . Stainless Steel Stem and Float Device Type = Float Mounting Type = Horizontal, Vertical Switch Output...
Extremely accurate level switches ideal for higher temperatures and corrosive liquids. IP64 Rated . Stainless Steel Stem and Float Device Type = Float Mounting Type = Vertical Switch Output =...
FFSMC submerged-type float switches may be used in environments where wide and/or rapid fluctuations in ambient fluid temperature occur. The blue polyurethane-bodied model (361-1833) is suitable for use within sewers...
Float Switches from Pepperl + Fuchs. Designed with a highly buoyant ball and to be used with any sequential circuit, because of the buoyancy it is ideally suited to low...
Flowline EchoWave LG10 general purpose guided wave transmitter provides continuous level measurement up to 5.5 m with a 4 mA to 20 mA signal output, and is configured via Flowline...
For use with either standard or OEM designed metallic electrodes, one of which can be the liquid container. Uses metallic probes to sense liquid by detecting free ions. High immunity...
General purpose buoyancy level switch provides the user with a robust & reliable option for a clean water and chemical solution applications. Dry contact closure ensures that reliable switching is...
General purpose range of optic leak and vibration sensors from Flowline provide the user with a reliable & robust sensing solution. Comes equipped with a 1A relay output and can...
Horizontal float switches with a low-cost compact design and WRAS approval. These horizontal float switches consist of a reed switch and a pivoted actuator magnet and can be used for...
Horizontal mount with right angled stem. SPST output. Internal vessel mounting. Float reversal, rise or fall operate. Top or bottom tank mounting. Silicone sealing washer. Maximum pressure: 10 bar Kg/cm².
Housed in a 1 piece M16 threaded polysuphone case resistant to most liquids. Suitable for use with, alcohol, vinegar, mineral oils, water, battery acid, dilute lyes, hydrochloric acid, lactic acid...
Ideal level switch for almost all bulk solids applications. It detects light bulk solids, even those down to 8 g/l, particularly well, the robust construction also makes it possible to...
IP64 rated . Output is SPST that will either be normally closed or normally open depending on the orientation of the float, the position of which can be reversed Device...
Microswitch with switching ball, and can be used with any sequential circuit as long as the switching elements can be supported. Cylinder Type for Small Apertures. Mercury Free Micro Switch...
Miniature horizontally mounted float switches that can be fitted internally to the side of the tank. 304 grade stainless steel construction makes them ideally suited for use in aggressive environments.
Mobrey M-Switch. Designed for alarm functions, this compact switch in 316 stainless steel utilises a micro-change switching mechanism activated magnetically as the float moves through the switching position. This float...
Monitors the level of conductive fluids and controls actuation of pumps or valves to regulate levels. Also suitable for protecting submersible pumps against running empty, protecting tanks from overflow, controlling...
Oil Level Indicator which has a window consisting of a continuous series of prisms which provides a clear and immediate reading of oil level in the tank. The indicator is...
Precise, miniature electronic sensors, microprocessor-compatible, with no mechanical parts, which detect the On - Off status of a selected level. Supplied with nitrile rubber seal. Output via 3 wires, 250...
Premium range of CSA approved intrinsically safe ultrasonic level point switches from Flowline offer a reliable sensing solution within chemical, solvent, hydrocarbon & petroleum based liquids. Thanks to the universally...
Professional range of LS-2050 Series level switches from Gems Sensors. These units are designed to solve the problem of point level sensing in tanks with inaccessible tops or bottoms or...
Professional range of LS-52100 Series level switches from Gems Sensors. These units solve the problem of point level sensing in tanks that have inaccessible tops or bottoms or at intermediate...
Professional range of LS-74780 series single point level switches from Gems Sensors. The LS-74780 series level switches are suited for service and ideal for use in chemical and plating applications.
Professional range of LS-750 series level switches from Gems Sensors. The LS-750 series level switches provide liquid level detection for a wide variety of applications and are ideal for use...
Professional range of LS-77700 single-point level switches from Gems Sensors. The level switches bent stem provides great buoyancy of any side mount version. The LS-77700 series level switches perform in...
Radar transducer for fill level and volume measurement of liquids and slurries in storage and process vessels. One-piece polypropylene rod antenna. Simple installation and commissioning. Programming with intrinsically safe infra-red...
Reliable & robust mercury-free Sump Float switch designed for use within applications which activate electrical components. Switch-tek LV41 series enables applications to autonomously start and stop. Float switches of this...
Reliable & robust ultrasonic level transmitter series from Flowline can cater for a wide range of general purpose applications. EchoTouch series can be simply calibrated thanks to an EasyCal pushbutton,...
Resistant to solvents, oils with additives, greases, acids and alkali . The indicators have anodised aluminium star-shaped contrast screens and central level light hole . The particular shape of the...
Robust & reliable 26GHz pulse radar level transmitter from Flowline provides the user with continuous level measurement up to 10m. EchoPulse LR series is designed for use within a comprehensive...
Robust & reliable 26GHz pulse radar level transmitter from Flowline provides the user with continuous level measurement up to 10m. EchoPulse LR10 series is designed for use within a comprehensive...
Robust & reliable 26GHz pulse radar level transmitter from Flowline provides the user with continuous level measurement up to 10m. EchoPulse LR15 series is designed for use within a comprehensive...
Robust & reliable level transmitter offered within a 6P enclosure with cable interface. Flowlines echoSonic range of level controllers provide general purpose continuous level measurement over a variety of levels,...
Robust range of Ultrasonic level sensors provide the user with a non-contact continuous level solution. Thanks to the non-contact design, the Flowline EchoPod DL10 series is the ideal product for...
Robust range of Ultrasonic level sensors provide the user with a non-contact continuous level solution. Thanks to the non-contact design, the Flowline EchoPod DL14 series is the ideal product for...
Robust range of Ultrasonic level sensors provide the user with a non-contact continuous level solution. Thanks to the non-contact design, the Flowline EchoPod DL24/34 series is the ideal product for...
Rugged durability, with broad heat and pressure capabilities, are Hallmarks of The LS-1700 series of Gems sensors Compact Switches. Perfect for shallow tanks, restricted spaces or high volume use. Each...
Screw-in adapter wrench size 22. 3/8 inch thread. Connection cable PVC 3 x 0.5mm², 2 m long. Max. operating temperature 90 °C. Max. operating pressure 10 bar Device Type =...
Side mount vertical float switches designed to achieve reliable switching at high pressures. The switch can be mounted to the side of the tank from the inside and is suitable...
Side mounting switches consisting of a reed switch and pivoted actuator magnet encapsulated in a waterproof housing. Can be used for normally open or normally closed operation, depending on orientation.
Single probe holder with black vinyl cover. Stainless steel probe (to EN 10088//3) included. Maximum operating temperature, 70°C. Connection via M3 screw terminal or crimp (supplied). Side vents incorporated in...
SPST output. Internal vessel mounting. Float reversal, rise or fall operate. Top or bottom tank mounting. Silicone sealing washer. Maximum pressure: 10 bar kg/cm². Contact resistance: 200mΩ. Cable: XLPE, AWG22.
SSF28 series float switch has been designed to work at high pressures and can be vertically mounted within the tank. Suitable For Use in Pressurised Chambers Containing Liquid Chemicals or...
Submerged type float switch for sewer and industrial waste systems and turbulent industrial fluids. Self cleaning switching element with 10 amp contacts, this makes the switch insensitive to condensation and...
Suitable for use in sewage and industrial waste water, and where there is a wide variation in temperature. Ideal for use in confined spaces due to its compact design. Internal...
The Cynergy3 cable float switch are manufactured from 304 AISI stainless steel and can be used to control liquids up to a temperature of +130°C. The float switch is unaffected...
The Gems Sensors LS-7 series are ideal for high volume use in small tanks and vessels. Engineered plastics construction offers a broad compatibility in water, oils and chemicals, making them...
The LO10 is an optical leak detection switch for leak detection in containment tanks, sumps and piping systems. Manufactured with a tough polypropylene body making is suitable for corrosive liquids...
The LS-3 Series of Gems sensors level switches. Ideal for shallow tanks or restricted spaces, or for any low-cost, high volume use. Easy to install, the LS-3 can be used...
The LY plug-in module provides analog current output signal for the SIPART PS2 electropneumatic positioner. The module provides position feedback, has signal current 4-20 mA and is simple to retrofit.
The MS series of cable end float switches are designed for controlling levels in large tanks, cisterns or reservoirs. These level switches can be directly installed on submersible pumps, making...
The RSF50 series of compact vertical float switches have a single switching point, mounting is either from the top or bottom of the tank therefore access to the inside of...
The SITRANS LU150 and LU180 series from Siemens are short-range, non-contacting ultrasonic level measurement transmitters. They have been designed for liquid applications, mainly in the environmental and energy management industries.
The Vegaswing level sensor has been designed for use in process technology but is ideal for use with liquids. It has a simple yet robust measuring system and is easily...
The Vibracon LVL-A7 liquid level switch can be use in tanks, vessels and pipes and applications where float, conductive, optical or capacitive have previously been used. Vibration limit switches are...
These Cynergy3 horizontal float switches are compact in size and designed to be mounted from the outside of the tank. They are available with an M12 connector plug or 1m...
This electronic sensor is housed in stainless steel and is suitable for detecting levels of liquids, acting as an airflow monitor, and as a leak sensor. Possible applications include automotive,...
This float switch has a float located within an enclosed chamber which follows the level of the liquid. Suitable for use in water or liquids of SG equal to or...
Ultrasonic liquid level switch intended for level detection at a fixed point when liquid fills the gap between the crystals. Polyphenylene sulphide construction, ingress protection to IP67/68. Vessel pressure 5...
Used for measuring the level of conductive liquids i.e. maximum, minimum control of charging or discharging. The function is determined by the type of amplifier relay used. Stainless steel electrode.
With large float displacement, switch withstands rough service. IP64 rated . Output is SPST normally open . Suitable for high viscosity liquids Device Type = Float Mounting Type = Horizontal,...

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