water level

Staff Gages Overview

Stevens’ environmentally rugged staff gages provide a quick and easy visual indicator of water level and flow. Every water level monitoring station should include a staff gage from which the height of the water may be visually and easily compared to any data logger’s reported measurement. Enamelled iron gages are preferred over other type gages …

Staff Gages Overview Read More »

Water Level Sensors Overview

Stevens is the original water level measurement instrumentation company with the introduction of the widely known chart recorders introduced in 1911. Today, Stevens offers a wide selection of water level measurement sensors including robust ceramic pressure sensors, shaft encoders, acoustical sensors, and visual reference staff gages. Stevens still offers the low-powered, mechanical chart recorders for …

Water Level Sensors Overview Read More »

Figure Plates

Figure Plates Features Downloads Shop & Inquire Made with the same durable porcelain enamel finish as our staff gages, our numbered plates are available for custom level marking. Stevens figure plates are available in three sizes: 2” x 3” 3” x 4” 4″ x 6″ Figure plates can be used with any staff gage style. …

Figure Plates Read More »

Staff Gage – Style M

Style M Staff Gage Features Downloads Shop & Inquire Staff gages provide a quick and easy visual indicator of water level. Made with a durable porcelain enamel finish to resist corrosion. Style M staff gages are marked in metric units, with graduation marks every centimeter and numbering every decimeter. Style M is sold in one …

Staff Gage – Style M Read More »

Staff Gage – Style I

Style I Staff Gage Features Downloads Shop & Inquire Staff gages provide a quick and easy visual indicator of water level. Made with a durable porcelain enamel finish to resist corrosion. Style I staff gages feature graduated marks every .25 inches. Numerical marks are printed every inch. Style I comes in standard sections, each 2.5 …

Staff Gage – Style I Read More »

Staff Gage – Style E

Style E Staff Gage Features Downloads Shop & Inquire Staff gages provide a quick and easy visual indicator of water level. Made with a durable porcelain enamel finish to resist corrosion. Style E staff gages feature graduated marks every tenth of a foot. Each section is 3.5 inches wide, and is available in 1, 2, …

Staff Gage – Style E Read More »

Staff Gage – Style C

Style C Staff Gage Features Downloads Shop & Inquire Staff gages provide a quick and easy visual indicator of water level. Made with a durable porcelain enamel finish to resist corrosion, Style C staff gages feature graduation marks every 1/100th foot. Numerical marks are printed every foot and tenth foot. Style C comes in standard …

Staff Gage – Style C Read More »

Staff Gage – Style A

Style A Staff Gage Features Downloads Shop & Inquire Staff gages provide a quick and easy visual indicator of water level. Made with a durable porcelain enamel finish to resist corrosion, Style A staff gages feature graduation marks every 1, 1/10 and 0.02 feet. Total elevation is also marked. Style A comes in sections, each …

Staff Gage – Style A Read More »

SDI-12 Shaft encoder

SDI-12 Shaft Encoder Mechanical Water Level Recorder Features Downloads Shop & Inquire Side view Type A/F attachment The Stevens SDI-12 Shaft Encoder is a stand-alone, float-operated level sensor that measures the stage (level) of streams, rivers, lakes, and reservoirs. The low power consumption of the encoder is achieved by replacing the standard optical counting device …

SDI-12 Shaft encoder Read More »

PAT (Position Analog Transmitter)

PAT (Position Analog Transmitter) Shaft Encoder Features Specifications Downloads Shop & Inquire The Position Analog Transmitter (PAT) is a stand-alone water level shaft encoder. The PAT is ideal for industrial and hydropower applications with a 4-20 mA output. A precision potentiometer is the measuring element, and a number of ranges are available, depending on gear …

PAT (Position Analog Transmitter) Read More »

APG IRU-2420

APG IRU-2420 Non-contact level sensor Features Specifications Downloads Shop & Inquire The IRU-2420 provides a non-contact method of detecting level, presence/absence detection, volume, proximity and distance. With built in technology to compensate for unpredictable variables such as humidity, temperature and agitators, the IRU is the right sensor for your application. Hazardous Location CertifiedIRU-2420 ultrasonic sensors …

APG IRU-2420 Read More »

Van Essen Diver Family

Van Essen Diver Family Pressure transducers with integrated data logger Features Specifications Downloads Shop & Inquire Cost-effective and reliable, these compact groundwater dataloggers provide accurate and reliable long-term measurements of water levels, temperature, and conductivity— essential data needed for effective water resource management, environmental remediation, mine dewatering, and slope stability. Van Essen Diver logging sensors …

Van Essen Diver Family Read More »

SDX

SDX Analog pressure transducer Features Specifications Downloads Shop & Inquire The Stevens SDX (Submersible Depth Transmitter) is a pressure sensor that delivers accurate results while still remaining very affordable for a wide range of level measurement applications. High impact, corrosion-resistant PVC Type II housing and potted electronics make the SDX extremely durable for most water …

SDX Read More »

Smart PT

Smart SDI-12 / RS-485 Pressure, Temperature, and Digital Crest Gauge Sensor Features Specifications Downloads Shop & Inquire Stevens’ Smart PT is a ceramic membrane pressure and temperature sensor that delivers accurate results for a wide range of fluid level measurement applications. In addition to simple instantaneous measurements, this smart sensor features the ability to capture …

Smart PT Read More »

A Brief History of Stevens’ 116 Year Chart Recorder Legacy

The legendary mechanical chart recorder for environmental monitoring dates back to 1911, when John C. Stevens invented the Type A chart recorder. In 1906, J.C. Stevens was the Hydrographer for the USGS out of Portland, Oregon, and was soon promoted to District Engineer. While with the USGS, he realized that hiring local citizens to observe …

A Brief History of Stevens’ 116 Year Chart Recorder Legacy Read More »

Stevens Equipment Records Historical Information During Tsunami

On the eve of the discontinuation of Stevens chart recorders, we are republishing the following article about the highest profile contribution that our products have made in their 116 year history. This article was originally published in the Stevens Water Monitor newsletter in 2007. One of the longest lived products in water resource monitoring has …

Stevens Equipment Records Historical Information During Tsunami Read More »

Stevens Introduces New SMART SDI-12/RS-485 Sensors Featuring Integrated Programming to Simplify the Analysis of Data

Stevens introduces two new digital sensors with a smart mix of unique features and an attractive price point. The first in a line-up of rugged digital sensors, they offer built-in processing of measured data, eliminating the need to perform complex calculations to process the data for many applications. Stevens’ Smart PT is a ceramic membrane …

Stevens Introduces New SMART SDI-12/RS-485 Sensors Featuring Integrated Programming to Simplify the Analysis of Data Read More »