Gems Sensors & Controls Datasheets for Level Switches
Level switches is a generic search term for devices that are used to detect liquid or powder levels, or interfaces between liquids. These level measurements are indicated via an electrical switching action.
Level Switches: Learn more
| Product Name | Notes |
|---|---|
| These polysulfone level switch units are both compact and economical. They feature a variety of mountings, power requirements and electrical terminations to make it easy to find a perfect match... | |
| These units solve the problem of point level sensing in tanks with inaccessible tops or bottoms, or at intermediate locations in larger tanks. Operation is positive and dependable. The float... | |
| 49-Inch (1245 mm) Range 2" (51 mm) Dead Band and Beam Width Optimized for Small Tank Applications 1" NPT Mounting Non-Contact Alternative To Float and Conductivity Level Sensors The UCL-510... | |
| All Plastic Material Resists Build-Up Ideal for Viscous or Corrosive Liquids When all-plastic material is desirable and tank space is not restricted. Resists build-up of foreign material or sticky media. | |
| All Stainless Steel FDA Compliant for Contact with Food High Temperatures and Pressures Ideal for shallow tanks or restricted spaces, or for low-cost, high volume use. Rugged construction suitable for... | |
| All Stainless Steel FDA Compliant for Contact with Food High Temperatures and Pressures Rugged construction suitable for most corrosive liquids, and for high temperatures and pressures. All-stainless steel material of... | |
| All-Plastic Wetted Parts - PVC, Polypropylene or PVDF 1 to 6 Actuation Levels Lengths to 70 Inches (1778 mm) Specifically designed for corrosive liquids and vapors. Three standard model types... | |
| All-Plastic Wetted Parts 1 to 4 Actuation Levels Lengths to 20" (508 mm) U.L. Recognized; CSA Listed Versions Available Gems™ complete line of small, polysulfone liquid level switches are designed... | |
| Bent Stem / Side Mount Design Specific Gravity as low as .45 Stainless Steel or Brass Type II version shown. These units perform in liquids with specific gravities as low... | |
| Controls Two Independent Loads up to 5 Amps Each A single pole double throw relay enables this level switch to control two independent loads up to 5 amps each, switching... | |
| Dependable Long Service Life Fits Small, Interstitial Spaces Easy Maintenance The Gems™ LS-10 liquid sensor accurately detects the presence of liquid in fiberglass double-wall tanks, containment sumps and double-wall pipes. | |
| Durable sealed design – IP67, IP6K9K Developed for the most rugged coolant applications Tolerates coolant coating Small size – 2˝ (51 mm) long The CAP-300 capacitive level sensor is one... | |
| Engineered Plastics Ideal for Shallow Tanks Low Cost/High Volume Use The durable construction of these reed switch designs ensures long, trouble-free service. Because the effects of shock, wear and vibration... | |
| External Mounting 1/2" NPT Ideal for Small Tanks Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for... | |
| External Mounting 7/8" - 14UNF Thread SAE Mounting Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for... | |
| External Mounting Stainless Steel Construction Complies with FDA Food Contact Regulations Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or... | |
| Flange Mounting No Threads Needed Ideal for Thin Wall Tanks The easy solution for thin wall tanks 1/4" thick (6 mm): ELS-1100FLG Series Level Switch. No threads needed with these... | |
| Float Design Eliminates Problems Associated With Liming, Calcifying Applications NSF and WRC Material Compliant This compact Side Mount Level Switch is optimized for calcifying hot water applications. The Drop Float... | |
| For Metallic and Non-Metallic Containers Food Grade Plastic Housing No Sensor Well Required RoHS Compliant The CAP-200 Series is easily threaded directly into 1/2"NPT fittings for an easy level sensing... | |
| For Non-Metallic Containers Easy External Mounting Compact Design Power On and Signal LED Indicators RoHS Compliant The CAP-100 series offers a unique level sensing solution for a wide variety of... | |
| For Non-Metallic Containers Non-intrusive level sensing Optional Sight Glass Bracket Potentiometer for sensitivity adjustment The CAP-150 series offers a unique level sensing solution for a wide variety of bottle types... | |
| Fused Glass Prism for High Pressures Excellent Price-to-Performance Ratio Ideal for Corrosive Environments The enhanced ELS-1150 series is the highest performing electro-optic level switch from Gems™ Sensors. At just 1.38"... | |
| High Temperature/Pressure Capabilities Materials of Construction Comply with FDA Food Regulations For high performance applications, these models provide high temperature and pressure capabilities. Materials of construction comply with FDA food... | |
| Ideal for Controlling Filling Operations and Preventing Overflow Ideal in Oils and Water These units are ideal for use in oils and water. Precisely monitors liquid level and is ideal... | |
| Ideal for Large or Small Tanks Compact Aluminum Housing Inline NPT Ports Bottle type level switches are ideal for large or small tanks or where access to the inside is... | |
| Ideal for Large or Small Tanks Mounts Outside the Tank 3/4" Brass or Stainless Steel NPT Ports Bottle type level switches are ideal for large or small tanks or where... | |
| Ideal for Potable Water Broad Chemical Compatibility This compact Side Mount Level Switch is optimized for calcifying hot water applications. The Drop Float design keeps critical sensor elements out of... | |
| Ideal for Use in Oils and Water Slosh Shield Supplied with Waterproof Cable These units are ideal for use in oils and water. With a compact-sized float, slosh shield and... | |
| Ideal for Viscosity Fluids Withstands Rough Service Intermediate Size Excellent stability for general use in oils and water. With large float displacement, switch withstands rough service; suitable for high viscosity... | |
| Ideal in Oils and Water Level Monitoring and Temperature Switch in a Single Unit Intermediate Size These units are ideal for use in oils and water. Level monitoring and temperature... | |
| Internal Mounting Stainless Steel Construction Complies with FDA Food Contact Regulations Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or... | |
| Large Size 1" NPT High Pressure/Temperatur These units solve the problem of point level sensing in tanks with inaccessible tops or bottoms, or at intermediate locations in larger tanks. Operation... | |
| Lightweight Stable in Non-Static, Highly Contaminated Liquids Bracket Mounted These units are ideal for use in oils and water. Small, lightweight, and extremely stable in non-static, highly contaminated liquids. Slosh... | |
| Low Particle Generation-One piece Molded Design Corrosion Resistant 1 to 4 Actuation Levels in a Single Unit Lengths to 24" (610 mm) Applications: Semiconductor Process Equipment Pure Chemical Delivery System... | |
| Low Particle Generation Corrosion Resistant PTFE Offers broad chemical compatibility for general purpose use. Also ideal for oils and water. A medium-size solution for ultra-pure liquid level sensing. Made of... | |
| NSF Approved All-PVC Wetted Parts Available 1 to 7 Actuation Levels Lengths to 60 Inches (1524 mm) Inexpensive, all-PVC LS-800PVC Series switches bring reliable level sensing to corrosive liquids. These... | |
| NSF-Approved Polypropylene Ideal for Potable Water and Broad Chemicals These low-cost units are ideal for high volume use in small tanks and vessels. Engineered plastics construction offers broad compatibility in... | |
| Nylon is Ideal for Oils and Fuels NSF-Approved Polypropylene is Ideal for Potable Water and Broad Chemicals Versaplast is ideal for corrosive fluids These low-cost units are ideal for high... | |
| Nylon is Ideal for Oils and Fuels NSF-Approved Polypropylene is Ideal for Potable Water These low-cost units are ideal for high volume use in small tanks and vessels. Engineered plastics... | |
| Overfill protection for refrigerant tanks U.L. Recognized Provides 80% Full Shutoff Capability Overfill protection for refrigerant tanks. The LS-700F enables safe compliance with EPA directives to recover refrigerants. These units... | |
| Particularly well suited for rough service. Ideal for use in chemical and plating applications. When all-plastic material is desirable and tank space is restricted this large size float is ideal... | |
| Rugged brass housing Smallest Size TPE Over-Molded Electronics Durable Enough to Handle Harsh Environments The ELS-950M Series represents Gems™ smallest electro-optic level sensor developed to monitor a broad range of... | |
| Rugged Durability Ideal for Oils and Water Broad Heat and Pressure Capabilities Small compact level switches combines reliability with low cost. The unit is equipped with a hermetically sealed SPST... | |
| Slosh Shield Bottle Level Low Level The durable construction of these reed switch designs ensures long, trouble-free service. Because the effects of shock, wear and vibration are minimized, these hermetically... | |
| Small Size Cushioned Float Ideal for Oils and Water These units are ideal for use in oils and water. Cushioned float and switch for turbulent liquids or excessive vibration. Easily... | |
| Smallest Size TPE Over-Molded Electronics Durable Enough to Handle Harsh Environments Not only is the ELS-950 the smallest electro-optic liquid level sensor in our arsenal, but it also carries the... | |
| Stainless Steel or Brass Mountings and Stems 1 to 5 Actuation Levels Lengths to 48 Inches (1219 mm) U.L. Recognized; CSA Listed Versions Available These compact units feature the rugged... | |
| Stainless Steel or Brass Mountings 1 to 6 Actuation Levels Lengths to Over 11 Feet (3.35 m) U.L. Recognized; CSA Listed Versions Available Rugged construction and multiple options provide the... | |
| Teflon® Body and Prism Ideal for Ultra-High Purity Applications Chemically Resistant When high purity or resistance to chemical attack is vital, ELS-1100TFE sensors are the ultimate solution. They feature... | |
| Temperatures to 212°F HTS Version - 1/2" Long UL Approved Slightly larger than the ELS-1100, the "HT" or High Temperature version is made from high performance Isoplast plastic. While maintaining... | |
| Up to 4 Actuation Levels Integral Siphon or Fill Tube Customized Mountings Custom Configurable Save valuable space and costly installation/maintenance time with these highly customizable sensors. LS-350 units combine siphon... | |
| Withstands Rough Service Intermediate Size Excellent Stability Excellent stability for general use in oils and water. With large float displacement, switch withstands rough service; suitable for high viscosity liquids. Intermediate... |