Reference Information

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•	Frequently Asked Questions
•	Installation Manuals
•	Product Specification Work Sheets
•	Glossary of Terms (Switches/Sensors)
•	Chemical Compatibility Guide
•	Float Switch Technology NC/NO operation, reed contact protection
•	Product Selection Guide Environmental consideration, turbulence, standard stocked switch guide
•	Electrical Data Electrical considerations, current and voltage ratings, tank level control, wire color guides
•	Multi-Point Switches
•	Pressure Sensors (PR Series)
•	Non-Contact Level Sensors
•	Optical Level Switches
•	Approvals
•	Thermocouple Reference
•	Manufacturer's Representatives and Distributors:
	» U.S. Sales Reps » U.S. Distributors » European Sales Office » International Reps & Distributors

"LEVEL ADVICE"
•	The Science of Selecting a Liquid Level Float Switch

TECHNICAL NOTES
•	Optical Level Switch Selection and Wiring Notes
•	Notes for Ultrasonic Sensor Applications
•	Storage Tanks – Liquid Measurement and Leak Detection Using Reed Switch Technology
•	Choosing Float Switch Devices for Level Measurement
•	Still-Pipe Use and Installation for Madison Ultrasonic Sensors
•	Wiring Diagrams for Madison Controllers and Annunciators

APPLICATION NOTES
•	Click here for a growing list of Madison sensor application briefs