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Level Sensors and Level Switches  
 
RELATED PAGES: Relays & Controllers | Product Selection Guide | Temperature Sensors | Reference | Install Manuals
liquid level switches and sensors
Liquid Level Switches and Liquid Level Sensors: a wide selection of materials and functions offer reliable and durable level sensing for all application environments

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Level Switches and Level Sensors

Madison Company's comprehensive line of level sensors includes single- and multi-point level switches, continuous level and conductivity sensors, non-contact sensors, optical level detection switches and more. The wide selection of materials offers reliable and durable level sensors for all liquid environments, as well as a full range of other application conditions. Madison engineers can incorporate temperature sensors into level sensor designs, offering combination sensing and cost savings for many applications.

Hermetically sealed reed switches
Various models operate at temperatures ranging up to 300°C
Units available to withstand pressures up to 500 PSI
Electronic controllers, relays and converters can be provided
A variety of standard floats are available
Switches available for use in harsh environments
PTFE switches available for high-purity applications
Ultra-low-level switch designs are available for monitoring very low liquid levels
Adjustable switch height feature is available for tank applications with slight changes in the level at which the switch signal is needed and to accommodate multiple tank designs or conditions
Types of Level Sensors and Level Switches (click for standard models and specifications):
Magnetic Level Sensors
Single-Point Switches
 
» M3769 Interstitial Switch
» M3782 Suspendible / Submersible Switch
» M4182 Bottle Switches and standard Submersible Switches for bilge and external tank applications
» Drum Level Indication Switches
» M5042, M8042 Refrigerant Recovery Switches
» HVAC Series Switches
» Tilt Float Switch for inexpensive, efficient and highly reliable level detector for open vessels, sumps and ponds
» M4065 "Tank Commander" Heavy-Duty Side-Mounted Level Switch
» M4190 "Big Dipper" Heavy Industrial Side-Mounted Level Switches
Multi-Point Switches
Combination Level and Temperature Sensors
Level Switches for Harsh Environments
PTFE Switches for High-Purity Applications
Subminiature Liquid Level Switches
Ultra-Low-Level Switch Designs
Adjustable Switch Height Feature
Continuous Level Indicators
 
Conductivity Sensors
M3850 (for food applications)
C4310 (for conductive fluids)
M3784
 
Optical Liquid Level Detection Sensors
 
Non-Contact Sensors
Ultrasonic Sensors
Radar Sensors
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Madison Company
27 Business Park Dr., Branford, CT 06405 | 203-488-4477 | Fax: 203-481-5036
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