Van Walt Limited

67 products found

products

  • Window Sampling System

    The Van Walt percussion window sampling kit is a powerful, non destructive, low disturbance site investigation tool. It uses laser cut, high entry efficiency samplers in our unique, robust, no maintenance, left hand thread RD32 connection. It is ideal for sampling and research in sites with restricted access, where there is the potential for contaminated samples or for exploration of base metals and mineral deposits, like gold and other precious metals.

  • Van Walt - Window Sampling System

    Van Walt - Window Sampling System

    Van Walt Window Sampling materials have many features that make the system special: Small & portable so can be transported to and from sites in an ordinary car or van. The samplers are driven into the soil with a percussion hammer such as the Atlas Copco Cobra TT. Produced of steel and available in different diameters and lengths so are ideal for sampling up to 10 metres in depth in hard soils that may contain rubble, bricks or stones. The RD 32...

  • vanwaltCONNECT - Telemetry System

    vanwaltCONNECT - Telemetry System

    vanwaltCONNECT is a versatile, accurate data transfer system that takes water parameter readings from a sensor(s) on-site and delivers them to your desktop, tablet or mobile. Available to work with sensors which can give 'mm' accuracy this information can be used to make crucial decisions to protect, manage, inform or alert people, property and places. Benefits: - Accurate - No delay with alarms with SMS messaging directly from the sensor - Easy to...

Products by YSI - a Xylem brand

  • 6-Series - Multiparameter Sondes

  • YSI - Model EXO2 - Multiparameter Sonde

    YSI - Model EXO2 - Multiparameter Sonde

    The EXO advanced water quality monitoring platform includes the versatile multiparameter EXO2 sonde for oceanographic, estuarine, or surface water applications.

  • YSI - Model 6600 V2 - Multiparameter Sonde

    YSI - Model 6600 V2 - Multiparameter Sonde

    The YSI 6600 V2-4 data sonde is one of the most comprehensive water quality monitoring platforms available with simultaneous measurement of conductivity (salinity), temperature, depth or level, pH/ORP, and more. Instrument only. Cables, probes/sensors, and accessories sold separately.

  • YSI - Model 600XLM - Multiparameter Water Quality Sonde

    YSI - Model 600XLM - Multiparameter Water Quality Sonde

    Both the YSI 600XL (sampling) and the YSI 600 XLM (logging) are economical solutions in small packages for surface water and groundwater applications. Both easily fit into 2-inch wells and measure a range of fundamental parameters, including oxygen - with the YSI Rapid Pulse™ stirring-independent dissolved oxygen sensor - and level, using a highly-accurate vented sensor.

  • YSI - Model 650 MDS - Multiparameter Display System

    YSI - Model 650 MDS - Multiparameter Display System

    Log real-time data, calibrate YSI 6-Series sondes, set-up sondes for deployment, and upload water quality data to a PC with the feature-packed YSI 650MDS (Multiparameter Display System). Designed for reliable field use, this display and data logger features a waterproof IP-67, impact-resistant case.

  • Professional Series Handheld Instruments

  • YSI - Professional Plus (Pro Plus) Multiparameter Instrument

    YSI - Professional Plus (Pro Plus) Multiparameter Instrument

    The YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature. Also a very powerful lab instrument for BODs, pH and ORP.

  • YSI - Model ProODO - Optical Dissolved Oxygen Instrument

    YSI - Model ProODO - Optical Dissolved Oxygen Instrument

    The YSI ProODO handheld dissolved oxygen meter provides extreme durability for measuring DO with optical, luminescent based technology for field or lab. Available sensors are EPA approved for wastewater compliance reporting of BOD, CBOD, and DO.

  • YSI - Model Pro2030 - Field Dissolved Oxygen / Conductivity

    YSI - Model Pro2030 - Field Dissolved Oxygen / Conductivity

    YSI did a great job on this design.  Our staff of about 20 people consists of old veterans to recent college grads, and not one so far has had a negative comment. The Pro2030 provides everything you need in a handheld dissolved oxygen meter that automatically compensates for changes in salinity values. Rugged, simple and reliable. Measure DO, salinity, conductivity, specific conductance, TDS, barometric pressure and temperature.

  • Classic Handheld Series

  • YSI - Model 550A - Dissolved Oxygen Meter

    YSI - Model 550A - Dissolved Oxygen Meter

    Looking for a rugged, field-worthy instrument for measuring dissolved oxygen? The YSI 550A dissolved oxygen meter features a waterproof IP-67, impact-resistant case and innovative field-replaceable DO electrode modules.

  • YSI - Model 52/58 - Portable Dissolved Oxygen Instruments

    YSI - Model 52/58 - Portable Dissolved Oxygen Instruments

    The 58 is the Longest lasting DO meter known to mankind. The portable YSI 52 is easy to use for field and lab work. An easy-to-read LCD provides clear, simultaneous display of time, temperature, % saturation and mg/L oxygen. Six D-cell batteries provide 100 hours of operation.

  • Level Scout

  • Level Scout - Temperature

    Level Scout - Temperature

    Accurate measurements, rugged design, and easy data management make the Level Scout ideal for groundwater monitoring, long-term surface water studies, resource management, aquifer/pump tests, Soil Vapor Extraction, wastewater intake monitoring and leachate monitoring.

  • Laboratory Series

  • EcoSense

  • EcoSense - Model pH10A - Pen-Style pH Tester Instrument

    EcoSense - Model pH10A - Pen-Style pH Tester Instrument

    The pH10A is part of the EcoSense family of products. It's the perfect instrument for economical spot sampling of pH and temperature in many applications including wastwater, surface water, aquaculture, hydroponics, pools, and education.

  • EcoSense - Model DO200 - Dissolved Oxygen Meter

    EcoSense - Model DO200 - Dissolved Oxygen Meter

    The DO200 is part of the EcoSense family of products. The DO200 dissolved oxygen meter offers fast dissolved oxygen response times in wastewater, surface water, and aquaculture applications.

  • EcoSense - Model EC300 - Handheld Conductivity Instrument

    EcoSense - Model EC300 - Handheld Conductivity Instrument

    The EC300 is part of the EcoSense family of products. The EC300 offers convenient conductivity, specific conductance, salinity, total dissolved solids, and temperature with a super-stable, four-electrode conductivity cell for true field applications.

  • YSI - Model 9300/9500 - Photometer

    YSI - Model 9300/9500 - Photometer

    The YSI 9300 and YSI 9500 are economical photometers in small packages for any application. These portable photometers allow you to easily take readings directly in the field for 100+ parameters.

  • Aquaculture Systems

  • Model 5200A - Multiparameter Monitoring And Control Instrument

    Model 5200A - Multiparameter Monitoring And Control Instrument

    Designed specifically for Aquaculture Systems, the YSI 5200 and AquaManager Software integrate process control, alarming, and data management into one product. Simple enough to monitor one tank, powerful enough to manage a full scale farming operation from anywhere in the world. Simultaneously measure dissolved oxygen, pH, conductivity, ORP, salinity and temperature.

  • YSI CTD

  • CastAway - Handheld Deployable CTD With Integrated GPS And LCD Display

    CastAway - Handheld Deployable CTD With Integrated GPS And LCD Display

    The YSI CastAway CTD is the world’s first handheld castable instrument that provides instantaneous profiles of temperature, salinity, and sound speed. Oceanographers, hydrologists, and surveyors now have the ability to quickly collect reliable data from any dock, bridge, or boat. Download the White Paper.

  • YSI Systems

  • EcoMapper - Autonomous Underwater Vehicle (AUV)

    EcoMapper - Autonomous Underwater Vehicle (AUV)

    Generate high-resolution maps of water quality while collecting bathymetry. Collect high-resolution data without getting your feet wet. The EcoMapper is a unique AUV (autonomous underwater vehicle) designed specifically for mapping water quality, water currents and bathymetry.

  • EcoNet - Web-Enabled Remote Monitoring And Control - Remote Environmental Datalogger

    EcoNet - Web-Enabled Remote Monitoring And Control - Remote Environmental Datalogger

    Make instant, meaningful decisions without the need for additional costly resources or time-consuming trips to the field. Instruments throughout your environmental monitoring system send a continuous stream of data to YSI EcoNet hardware, which automatically transmits the information to a secure server and serves it up via private and public websites through automated reports and visual charts and graphs.

  • Pontoon Vertical Profiler

    Pontoon Vertical Profiler

    Automated water quality profiler for lakes, reservoirs and coastal areas. Featuring a submersible, watertight enclosure and a rugged non-corrosive mechanical winch and drive mechanism, the 6951 provides fully-automated data collection from a pontoon float.

  • YSI - Towed Depressor Fin

    YSI - Towed Depressor Fin

    YSI's customized V-Fins provide stable, lightweight platforms for deploying water sampling instruments from moving vessels. The standard dihedral wing and pod designs are commonly used for survey and scientific expeditions. As the speed of the vessel increases, the negative lift of the V-Fin (towed by the vessel) helps offset cable drag, producing an effective system for monitoring at a given depth in the water column.

  • SeaKeeper - Model 1000 - Self-Contained Underway Sampling System

    SeaKeeper - Model 1000 - Self-Contained Underway Sampling System

    The SeaKeeper 1000 is a self-contained underway sampling system mounted on ships of opportunity–ferries, cruise liners, freighters and research vessels. Using a through-hull pump and deck-mounted meteorological sensors, the SeaKeeper 1000 will autonomously collect water quality and atmospheric data along ocean traffic channels and transmit them to national weather services.

  • WaterLOG - Model Amazon - Water Level Bubbler

    WaterLOG - Model Amazon - Water Level Bubbler

    The WaterLOG Amazon is a smart gas purge system built with communication and ease of setup in mind. The Amazon Bubbler Systems rugged design was developed for hydrologists and water professionals to provide long-term accurate and repeatable readings. It can be used as a stand-alone unit or sensor with a full suite of communication protocols including SDI-12, MODBUS via RS-485 or TCP, and 4-20mA. The Amazon requires no special software...

  • YSI ProDSS - Model 626870-1 - Multiparameter Water Quality Meter

    YSI ProDSS - Model 626870-1 - Multiparameter Water Quality Meter

    Handheld multiparameter instrument with multiple cable options The YSI ProDSS (digital sampling system) handheld multiparameter meter provides extreme flexibility with two main cable options. Choose between the fully loaded 4-port cable assembly outfitted with any four DSS sensors (with depth or no depth) or the ODO/CT probe and cable - where you get accurate DO measurements every time with an optical dissolved oxygen sensor with an inline...

  • Multiparameter Sondes

  • YSI - Model E528-599960 - EXO Handheld Display

    YSI - Model E528-599960 - EXO Handheld Display

    Introducing the updated EXO Handheld from YSI, designed and engineered as a dedicated interface to EXO sondes. Log realtime data, calibrate sensors, set-up sondes for deployment, and transfer water quality data to a PC with this featurepacked device. Designed for reliable field use in challenging environmental conditions, this display features a waterproof IP-67, impact-resistant case and wet-mate connector.

Products by Stevens Water Monitoring Systems, Inc.

  • Water Level Sensors

    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 visu

  • Stevens - Model SDX - Analog Pressure Transducer

    Stevens - Model SDX - Analog Pressure Transducer

    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 and hostile fluid environments. The SDX is also an excellent choice for level measurement applications that may put more expensive sensors at...

  • Soil Sensors

    As a leader in soil monitoring instrumentation, Stevens offers portable and in-situ sensors to measure moisture,  EC (salinity), temperature and matric potential.

  • Stevens GroPoint Profile - Multi-segment Soil Profiling Sensor

    Stevens GroPoint Profile - Multi-segment Soil Profiling Sensor

    GroPoint™ Profile provides cost-effective measurement of volumetric water content over multiple depths using a single probe, eliminating the cumbersome excavation required for multiple sensors placed at different depths. It can be deployed in irrigation-sensitive zones to enable full control of precision irrigation needs, providing an understanding of water movement through the soil.

  • Meteorology Sensors

    Weather conditions are often an integral element in water resource and irrigation management applications. Weather parameters are frequently used in understanding and modeling environmental applications that are dependent on water resources. Stevens provides top quality and industry leading weather sensors tha

  • Stevens - Mechanical Accumulated Precipitation Sensor

    Stevens - Mechanical Accumulated Precipitation Sensor

    The tipping bucket rain gage is recognized as the standard for measuring rainfall and other precipitation in remote and unattended locations. The integrated siphon mechanism delivers high levels of accuracy across a broad range of rainfall intensities. Each unit consists of a collector funnel with stainless steel leaf filter, an integrated siphon control mechanism, an outer enclosure with quick release fasteners, and base which houses the tipping...

  • Staff Gages

    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 (such as painted gages) since they resist rust, corrosion or discoloration and will last almost indefinitely with proper installation and maintenance. A

  • Stevens - Model Style A - Staff Gage

    Stevens - Model Style A - Staff Gage

    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 4 inches wide and 3.33 feet in height. Multiple Style A staff gage sections may be stacked for a total measurement height of 13.33 feet (4.06 meters).

  • Stevens - Model Style C - Staff Gage

    Stevens - Model Style C - Staff Gage

    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 sections, each 2.5 inches wide and 3.33 feet in height. Multiple sections may be stacked for a total measurement height of 20 feet (6.09 meters). Style C also features...

  • Stevens - Model Style E - Staff Gage

    Stevens - Model Style E - Staff Gage

    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, or 5 foot tall sections. Style E is not numbered, so figure plates are available for applications that require numbers.

  • Stevens - Model Style I - Staff Gage

    Stevens - Model Style I - Staff Gage

    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 inches wide, with heights available in 14, 18, 24, 30, 36 and 48 inches.

  • Stevens - Model Style M - Staff Gage

    Stevens - Model Style M - Staff Gage

    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 size, 65mm wide by 1 meter tall. Custom levels may be marked by using figure plates.

  • Stevens - Figure Plates

    Stevens - Figure Plates

    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.

Products by IMKO Micromodultechnik - an Endress Hauser Company

  • Industrial Moisture

  • SONO-MIX - Toughest Mixer Probe

    SONO-MIX - Toughest Mixer Probe

    SONO-MIX: The toughest mixer probe for the measurement of concrete moisture. Highest accuracy at the measurement of moisture and material composition in fresh concrete – directly in the mixer using state-of-the-art RbC technology.

  • Soil Moisture

  • Model PICO-BT - Mobile Moisture Measurement Trime Meters

    Model PICO-BT - Mobile Moisture Measurement Trime Meters

    Use PICO-BT with Bluetooth technology to control your PICO sensor and save measurement data on any commercially available PDA with Bluetooth and Windows Mobile. PICO-BT is specially designed for heavy duty applications and functions even in the most extreme conditions. The integrated Class 2 Bluetooth module enables you to easily obtain a range of 10 metres. The internal rechargeable battery is also the power supply for your PICO sensor. Up to 1500...

  • Monitoring

  • globeLog - Data Logger

    globeLog - Data Logger

    A small field data logger for soil moisture and other measurement parameters which works under extreme environmental conditions. With protection up to IP67, the globeLog® is ideal for applications in agrotechnique, geology, building industry, meteorology, soil science and others. TRIME system technology is as intelligent as the measurement method itself. IMKO offers numerous other peripheral SM-sensor modules, enabling the system to...

  • TRIME - Model ES - On-Line Moisture Measurement System

    TRIME - Model ES - On-Line Moisture Measurement System

    The sensor system TRIME--ES with tube access probe T3/22 determines continuously the water content in concrete and stones. The small dimension with 22mm diameter offers advantages in installation, both horizontal or vertical up to 3.5m depth. Inserting the probe is easy even at places difficult to access. In contrast to radioactive systems no legal restrictions and conditions are imposed by purchase, storage, transport or use of TRIME- systems .

  • TRIME - Model T3/IPH54 - Borehole Probe

    TRIME - Model T3/IPH54 - Borehole Probe

    In comparison to the standard borehole probe T3 with max. 3m cable length, the T3/IPH54 with integrated TDR-electronic (IPH – Integrated-Probe-Head) can be installed up to 50m depth. The borehole diameter of 54mm enables deeper boreholes inside rock or concrete. The high protection degree with the encapsulated probe inside pottant guarantee the installation over long time (years) under harsh environmental conditions. IMKO was the first...

Products by SeaMetrics, Inc.

  • Smart Sensors - Pressure & Level

  • INW AquiStar - Model PT2X Series - Pressure & Level Sensor

    INW AquiStar - Model PT2X Series - Pressure & Level Sensor

    NW’s AquiStar® PT2X is ideal for observing flow patterns, testing pumps, and monitoring groundwater, well, tank and tidal levels. A pressure and temperature sensor with integrated datalogging, this sensor is constructed with 316 stainless steel, fluoropolymer, PTFE—providing highly accurate readings in rugged and corrosive field conditions.

  • INW - Model PT12 Series - Pressure & Level Sensor

    INW - Model PT12 Series - Pressure & Level Sensor

    Designed to resist the elements, the PT12 delivers accurate pressure and temperature readings in rugged environments. This industry standard SDI-12 device is easy to interface with SDI-12 recorders and can be daisy-chained on one cable up to 200 feet, making it a preferred choice for many environmental professionals with existing SDI-12 systems.

  • Smart pH/ORP/ISE Sensors

  • INW - Model TempHion pH/ORP - Submersible Water Quality Sensor

    INW - Model TempHion pH/ORP - Submersible Water Quality Sensor

    The TempHion™ is a submersible water quality sensor and datalogger that comes with powerful, easy-to-use Aqua4Plus software. Each unit includes a ph/ORP element as well as one thermistor-based temperature element.With a patented reference electrode, the TempHion  provides long-term stability for continuous or intermittent monitoring—making unattended...

  • Smart Sensors - Dissolved Oxygen

  • INW - Model DO/GDL - Dissolved Oxygen Datalogger

    INW - Model DO/GDL - Dissolved Oxygen Datalogger

    INW’s Dissolved Oxygen (DO) sensor is the next generation in trouble-free oxygen sensing design. Utilizing fluorescence of a stable, immobilized ruthenium-based film matrix, the sensor provides precision optical transmission and detection to measure oxygen concentration in the fluid outside of the sensor. Equipped with a built-in GDL Datalogger and

  • Smart Sensors - Conductivity

  • INW - Model CT2X Series - Conductivity and Temperature Sensor

    INW - Model CT2X Series - Conductivity and Temperature Sensor

    The CT2X is a conductivity and temperature sensor with built-in datalogging. Incorporating a 4-pole epoxy and graphite electrode cell, it is extremely durable and resistant to data interferences—making it excellent for use in rugged field conditions. The CT2X also comes with INW’s powerful, easy-to-use Aqua4Plus software, affording the user extensive control,...

  • Telemetry - Dataloggers

  • INW - Model GDL - Multi-Channel Dataloggers

    INW - Model GDL - Multi-Channel Dataloggers

    Converts analog signals into digital signals 7 standard channels Integrated datalogger collects over 25,000 records Modbus and SDI-12 protocols The GDL is a plugin that can make many of your existing sensors into Smart Sensors.With a simple attachment, the GDL adds datalogging and powerful communication features to your equipment. Whether your devices are analog or digital, our GDL dataloggers turn your them into telemetry-enabled recording systems.