LS-3 Series
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Small Size – Engineered Plastics LS-3 Series – Offers High Reliability, Compact Size and Low Costs in NPT, Straight and Metric Threads Ideal for shallow tanks or restricted spaces, or for any low-cost, high volume use. LS-3 Series are available in FDA compliant materials, consult us forfor details. GEMS details. LEVEL SWITCHES – SINGLE POINT Polysulfone Float Polypropylene Float (Hollow) Polypropylene Float (Solid) Features a low specific gravity float offering broad chemical compatibility. With Polypropylene stem and float, switch offers broad chemical compatibility. For water based liquids, with limited use in oils and chemicals. RoHS Compliant: All LS-3 Series level switches featured on this page and the next are in compliance with EU-directive 2011/65/EC. FDA Wetted materials of construction comply with FDA food contact regulations. Ideal for oils and fuels. Stem and float of corrosion-resistant PVDF for ultra-pure applications. See next page for details. Common Specifications Approvals: U.L. Recognized – File No. E45168; CSA Listed – File No. 30200. CE Declaration Available Upon Request. us. NSF materials are NSF 169 Standard compliant. For NSF approved level switches contact Gems. RoHS – In compliance with EU-directive 2011/65/EC requirements for chemicals and substances. Switch SPST: 20 VA, 120-240 VAC. Units are shipped N.O. unless otherwise specified. Selectable, N.O. or N.C., by inverting float on unit stem. For LS-3 Micro: 20 VA, 140 VAC/200 VDC Dimensions – 1˝ Float Models only Alternate Mountings 3/8˝-16 Straight Thread Electrical Termination Lead Wires Visit www.GemsSensors.com for most current information. 1   Subject to technical changes. L1= Actuation Level (see chart on next1/2˝ HEX page)

FLOAT TYPE How To Order – Select Part Number based on specifications required. Float Material Polypropylene (Hollow) Polypropylene3 Polypropylene3 NSF Std. 169 (Hollow) (Kynar float retaining NSF Std. 169 clip) Lead Wires Lead Wires Lead Wires Cable Cable Lead Wires Lead Wires Lead Wires Lead Wires Lead Wires Lead Wires Lead Wires Teflon Jacketed Lead Wires Part Number Electrical Termination Mounting Type Polypropylene (Solid) LEVEL SWITCHES – SINGLE POINT Stem and Mounting Material – Stock Items. Notes: 1. Based on a liquid specific gravity of 1.0. 2. All Polypropylene units carry a Kynar®...

Unique Features Make These LS-3 Models Special These small switches feature unique configurations for special applications. Part No. 142545 With Slosh Shield Part No. 46999 Bottle Level LEVEL SWITCHES – SINGLE POINT Cut-away version shown Compact, all-polypropylene switch with slosh shield is ideal for use with turbulent liquids in small tanks. FDA compliant materials. For external mounting on tanks too small to accommodate internally mounted switches. (See note below) For detecting levels as low as 5/8˝ from tank bottom. Use in water, some oils and chemicals. Order By Part Number All...