PRINCO Level Controls Home Page the only level control manufacturer to provide a "10-year warranty"

·      About Us - Princo level controls are suitable for use on virtually any material; liquids, slurries, interfaces, granules and bulk solids.  Princo has been manufacturing precision measurement instruments and controls since 1910. 

·        Application Notes

o       Cargill Flour Mill Level Control Problem Solved

o       It really works- Ultrasonic Level for Bulk Solids Silos

o       Sanitary Ultrasonic Level Transmitter 3-A approved

o       RF Level Sensors 3-A approved for Sanitary Applications

o       Level Controls for Textile Dye Houses

o       Loop Powered 3 ½ Digit LED NEMA 4X Indicator

·      Specs & Manuals – Contains links to PDF files of specification sheets and instruction manuals for level and flow instruments and controls.

·      Representatives – All domestic and International sales organizations are listed including their name, address and phone number.

·       Contact Us – Princo contact information; address, phone number, Fax number, email address, etc.

·       FREE UNIT – Obtaining your Free Evaluation unit is as Easy as 1-2-3

·       RF Level Transmitters – wide range of applications - liquids and solids; from low dielectric (insulating) products, such as refined oils and light powders, to conductive slurries; even sticky materials that tend to cling to the sensor.

o       L2610 – General Purpose, Line Powered

o       L2631 – Intrinsically Safe, Two-Wire Loop Powered, FM Approved

o       L3610 – High Performance, FM Approved

o       L4610 – HART^â Smart, Digital, Line Powered, FM Approved

o       L4620 – HART^â Smart, Two-Wire Loop Powered

·      RF Point Level Switches – Null-Kote^TM (coating immune), point level controls, the ideal solution for all your level alarm and control applications.

o       L2000 – Economical, Feature Packed, Accurate and Dependable.

o       L3520 – General Purpose, Excellent Sensitivity & Stability, FM Approved

o       L3521 – Self-Check, Excellent Sensitivity & Stability, FM Approved

o       L3522 – Self Monitoring, Excellent Sensitivity & Stability, FM Approved

o       L3540 – Remote X-proof, Excellent Sensitivity & Stability, FM Approved  

o       L3541 – Remote NEMA 4X, Excellent Sensitivity & Stability

·      RF Multi-Point Level Controls – perfect for processes requiring multiple level alarm points, lift stations, batching operations and industrial sumps, single top mount entry.

o       L2720 – Dual Function, 4 Relays, Versa-Point™ Level Controller

o       L3300 – Digital, Transmitter and Multi-Point Controller – All-in-One

·      Ultrasonic Level Transmitters - SmartSonic – unique line of SMART ultrasonic level transmitters incorporating narrow beam technology, with HART^® communication protocol.

o       Liquids 4-wire –

o       Liquids 2-wire –  

o       Sanitary –

o       Intrinsically Safe –

o       Solids –

·      Ultrasonic Open Channel Flowmeters – Open Channel Flow transmitter has built-in programmed characterization for virtually every standard weir or flume.

·      Pressure Level Transmitters - SmartPress – unique line of SMART pressure level transmitters, with optional HART^® communication protocol.

·      Resonator™ Low Cost Point Level Switches – Economy switch incorporating dual mode resonance sensing technology, ideal for a variety of liquid or free flowing granules applications, including: run-dry protection, fill/dump control and vessel overfill.

·      Presence Absence Detectors or Pump Run-Dry Protectors – obstruction-less sensing system that monitors the presence or absence of liquids or solids in all types of process systems, especially suitable for Run-Dry Protection of progressive cavity and positive displacement pumps.

·       Accessories – Two-Wire, NEMA 4X, Digital Loop Powered Indicator