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 […]
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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
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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
Van Essen Diver Family Pressure transducers with integrated data logger Features Downloads Shop & Inquire Baro-Diver Micro-Diver CTD-Diver Cera-Diver TD-Diver 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
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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
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
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 »
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 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