The Whitman Controls L31 Series Heavy Duty Vertical Multi-Station Stainless Steel Liquid Level Switches provide the user with as many as six level control points and up to 72” in overall length. The structure allows these switches to be mounted at the top or bottom of a tank. It can be fully customized to meet various tank size and switch requirements, and has assorted reversible polarities and wiring possibilities. These are most commonly found in potable water, hot water, acids, and various solvent applications.
Key Features:
Whitman Red Seal potting submersible to a NEMA 6 rating
316L Stainless Steel
Up to 7 level control points
Up to 72” in overall length
Reversible polarities & wiring possibilities
Specifications:
Wetted Materials: 316 / 316L Stainless Steel
Fitting: 1/2” NPT, 2” NPT, or 3” 150# Flange
Minimum Liquid Specific Gravity: 0.85
Liquid Temperature range: -40℉ to +300℉
Max System Pressure: 975 PSIG
Electrical Switch Rating: 50 VA
Weight: Varies based on length and number of floats