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Meters Dissolved Oxygen Meters

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  • Self-Stirring BOD Probes

    YSI

    Replaceable cap membrane Removable stirring mechanism Interchangeable design Simplifies measurement operations Use with standard 300 mL BOD bottles; no need for external stirring devices. Improved membrane life assures measurement consistency and speeds maintenance. Probe accuracy…

  • Dissolved Oxygen/BOD Meters

    YSI

    Model 5000 (7230D60) Microprocessor-based, menu-driven meter Large, graphical LCD Datalogging up to 100 points Auto-stabilization Display provides on-screen menus and large data fields. Keys have tactile and audio response. RS232 interface. Features a real time clock. Dimensions: 9" L…

  • Model 550 Dissolved Oxygen Meter

    YSI

    Portable, one-handed operation that is innovative and easy-to-use Field replaceable DO electrode modules User selectable °C or °F Calibrate in % sat. or mg/L Waterproof, meets IP-67 specifications Measurements are fast and easy. Instrument panel provides simultaneous readings of dissolved…

  • Dissolved Oxygen Field Probe

    YSI

    Model 5739 (7230R35) Screw-apart construction lets you quickly change from one cable length to another Ability to replace either probe or cable without replacing the entire assembly Pressure compensation, temperature compensation, built-in weight, long-life, polarographic…

  • Star A216 pH/Dissolved Oxygen Benchtop Multiparameter Meter

    Thermo Scientific Orion

    The Thermo Scientific Orion Star A216 pH/ RDO/Dissolved Oxygen Benchtop Meter is the ideal choice for any lab. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows individual pH/mV/RmV result, dissolved oxygen in percent…

  • IntelliCAL™ LDO101 Rugged Luminescent/Optical Dissolved Oxygen (LDO) Probe

    Hach

    IntelliCAL™ LDO101 is a digital, luminescent/optical dissolved oxygen (LDO) probe. The rugged version is available with a 5, 10, 15, or 30 meter cable and is intended for field use. The LDO101 is ideal for measuring dissolved oxygen in wastewater, drinking water and general water quality…

  • Dissolved Oxygen Meter/Datalogger

    Extech

    Measures dissolved oxygen from 0 to 20.0mg/L and 0 to 100.0% oxygen plus temperature from 32 to 122°F (0 to 50°C) Automatic Temperature Compensation from 0 to 50°C via temperature probe sensor built into polarographic type oxygen probe Offset adjustment used for zero function to make…

  • Polarographic DO Probe

    YSI

    Easy user-replaceble sensor allows for quick sensor replacements if needed.  No tools necessary. Uses convenient screw-on cap membranes making membrane changes simple and easy Use with the Professional Plus and Pro20 instruments Cables must be ordered separately One-year…

  • Galvanic DO Probe

    YSI

    Galvanic DO Sensor for use with Professional Plus and Pro20 instruments. Easy user-replaceble sensor allows for quick sensor replacements if needed Comes with six membrane caps and bottle of solution

  • ProfiLine Single-parameter Portable Oxi Meter Series

    WTW

    The portable WTW ProfiLine meter series is available in three (3) series versions, the 3110/3205-Basic series, 3210-Professional series and 3310-Advanced series, each with a distinct level of sophistication for the independent measurement of pH, conductivity, or dissolved oxygen. All versions have…

  • Cap Membrane Kit 1.25 Mil PE (6 each), includes electrolyte (yellow cap)

    YSI

    Includes bottle of electrolyte, 1 sanding disc, and 6 screw-on cap membranes. 1.25 mL PE membranes.  Yellow cap. Response Time (T95 - from 0 to 100%) = 8 seconds Flow Dependence After 4 Minutes = 25% Required Flow Rate = 6 inches/second

  • Orion Auto-Stir Do Probe

    Thermo Scientific Orion

    Convenient Auto-Stir™ DO probe for general purpose laboratory or field use.

  • IntelliCAL™ LDO101 Standard Luminescent/Optical Dissolved Oxygen (LDO) Probe

    Hach

    Luminescence-based LDO technology for the lab IntelliCAL™ LDO101 is a digital, luminescent/optical dissolved oxygen (LDO) probe. The standard version is available with a 3 or 1-meter cable and is intended for laboratory use. The LDO101 is ideal for measuring dissolved oxygen in…

  • EcoSense DO200A Dissolved Oxygen/Temperature Meters

    YSI

    The EcoSense® line of compact, handheld instruments provides the most accurate data in the most affordable format. The instruments feature an easy-to-use interface, one-hand operation, IP67 waterproof case, and low cost of ownership over the life of the product. The DO200A simultaneously…

  • Pro Series Dissolved Oxygen/Temperature Field Cables

    YSI

    The 60520 dissolved oxygen cables ONLY work with the YSI Pro Plus and Pro20 instruments. Cables can be ordered in lengths of 1-, 4-, 10-, 20-, and 30-meters. Special orders up to 100-meters in 10-meter increments can also be placed. Cables over 1-meter come with the 603062 cable management…

  • Orion Do / BOD Probe, Waterproof, BNC Connector

    Thermo Scientific Orion

    When used with any standard pH meter, the Orion™ 97-08 Oxygen electrode simplifies routine dissolved oxygen measurements, especially for biochemical oxygen demand (BOD). Polarographic O2 sensor plus solid-state circuitry in probe top; converts current to voltage for direct…

  • Model 55 Dissolved Oxygen Meter

    YSI

    Reads in mg/L or % oxygen Push-button calibration Built-in calibration chamber Salinity and altitude compensation Probe sinks easily with stainless steel body Meter has a large backlit LCD which displays oxygen and temperature. All readings are automatically temperature compensated and can be…

  • Replaceable DO Module

    YSI

    Easy user-replaceble sensor allows for quick sensor replacements if needed.  Quickly switch DO sensors without having to send in the instrument for repair or replacing the entire cable assembly.  Uses convenient screw-on cap membranes making membrane changes simple and easy Use…

  • Oxygen Meter, Model 58, 115V

    YSI

    Portable, battery-operated unit with digital LCD Provides four-digit LCD readout of dissolved oxygen to 0.1 or 0.01 mg/L, % air saturation or temperature Dissolved oxygen ranges are automatically temperature-compensated to an accuracy of ±1% of readings 5° - 45°C and…

  • Pro1020 Field Dissolved Oxygen / pH / ORP Instrument

    YSI

    Easy to use, rugged and reliable, the YSI Pro1020 provides everything you need in a handheld instrument for the measurement of dissolved oxygen, temperature and either pH or ORP. User-replaceable sensors and cables, 50 data set memory, and convenient calibration routine makes it user friendly. A…

  • Probe Caps And Maintenance Kits

    Thermo Scientific Orion

    7238F12 Maintenance Kit includes electrolyte solution (2 oz.), two membrane caps and a polishing disk. 7238F20 Maintenance Kit includes electrolyte solution (2 oz.), cleaning solution (2 oz.), cleaning paper, three membrane caps and a filling pipet. 7238F56 Maintenance Kit includes…

  • VERSA STAR DO Benchtop Meter

    Thermo Scientific Orion

    This versatile meter has a large, color graphic LCD display. The informative display shows readings, connections, time, date, sample ID, user ID and calibration information. Select from five modules to customize the four channels as you need it – it's versatile for you…

  • EcoSense ODO200 Dissolved Oxygen Meter

    YSI

    Accurate, economical, handheld dissolved oxygen measurements using optical technology. The EcoSense® line of compact, handheld instruments provides the most accurate data in the most affordable format. The instruments feature an easy-to-use interface, one-hand operation, IP67 waterproof…

  • Pro Plus Quatro Field Cables

    YSI

    The Quatro is a 4-port cable for use with the Professional Plus instrument. The Quatro is a true field cable with MS (military spec) connectors, two year warranty, and rugged, weighted probe guard. Create a powerful multiparameter sampling instrument. Measure conductivity/temperature,…

  • Orion Star A223 RDO/Dissolved Oxygen Portable Meter

    Thermo Scientific Orion

    Get the readings that you need where you need them with the Thermo Scientific Orion Star A223 RDO/Dissolved Oxygen Portable Meter. The large, backlit graphic LCD display shows dissolved oxygen in percent saturation or concentration with temperature and electrode status, time, date and…

  • FiveGo™ Portable Dissolved Oxygen Meters

    Mettler Toledo

    The well-priced pH/mV, conductivity and dissolved oxygen FiveGo portable meters are the perfect choice for a wide range of applications wherever you are. Time is an ever more valuable asset. Thanks to the FiveGo™'s intuitive operation, robust design and extensive memory functions,…

  • ProODO™ Handheld Optical Dissolved Oxygen Meter Accessories

    YSI

    The ProODO™ handheld meter provides durability for the measurement of optical, luminescent-based dissolved oxygen for any field application. The ProODO is rated to IP-67 standards even without the battery cover on. In-house testing procedures also include 1M drop tests from all angles to…

  • Pro20 Dissolved Oxygen

    YSI

    Handheld dissolved oxygen instrument for the lab or field! 3-year instrument; 2-year cable warranty User-replaceable cables and sensors. Choose polarographic or galvanic for the field or a self-stirring BOD probe for the lab One Touch Cal allows easy DO calibrations within 3 seconds…

  • Dissolved Oxygen Pen

    Sper Scientific

    Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. Designed for simple one-hand operation with automatic temperature compensation and calibration to air. The polarographic probe has a built in…

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