Princo Instruments, Inc. is a leading level control manufacturer, and
the first and only company in the process control industry to provide a
Princo level controls are suitable for use on virtually any material; liquids, slurries, interfaces, granules and bulk solids.
Princo Instruments, Inc. has been manufacturing precision measurement instruments and controls since 1910. In the
early 1970's Princo
began manufacturing level controls. With
point level switches and
multipoint controllers, utilizing RF impedance, ultrasonic and resonance sensing technologies, Princo has the right solution for your level application.
The New Princo
Switch is a non-invasive, non-contact detector that penetrates "Through the Wall"
of non-metallic vessels. It is the perfect solution for detecting
the level of: "Hot Side" Fly Ash Hoppers, Coal in Bunkers, Cement,
Flour, etc. in Dusty Silos, Metal Ore in Chutes, Molten Glass in
For over than 30 years, Princo has been
Non-Intrusive - NULL-KOTE™ Presence/Absence Detector.
It is an obstruction-less sensing system that monitors the presence or absence
materials (often sludge) for Run-Dry Protection of progressive cavity
/ positive displacement pumps.
line of ultrasonic level transmitters utilizes a unique narrow beam technology enabling its application rather than expensive Radar technology.
model L4610 RF Level Transmitter, was introduced in 1992, was the process control industry's first "smart" digital RF level transmitter.
Innovative RF Null-Kote™
electronics cancels out any conductive material coatings that may adhere to level sensing probes.
units; are easy to install and wire,
Easy-On-Probe™ connection, are
enclosed in an explosion-proof -weatherproof housing, come conformal-coated for moisture protection, and are factory calibrated.
New from Princo,
Low-Cost,Two-Wire OEM Transmitter.
Many features that other manufacturers consider to be extra-cost options are standard -- at no extra cost -- from Princo.