Dissolved Oxygen

Shop our selection of highly accurate and simple to use portable dissolved oxygen meters. Hanna's portable dissolved oxygen meters boast an excellent value due to their comprehensive range of features and affordability.

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  1. edge Dedicated Dissolved Oxygen Meter (in cradle)
    $559.00

    Ships within 1-2 Business Days

    Hanna Instruments is proud to introduce the world’s most innovative DO meter: edge®.

    edge’s groundbreaking design is the culmination of Hanna’s vision, design capabilities, integrated production and world-class R&D. edge® is a single meter that can measure Dissolved Oxygen and is incredibly easy to use.

    Capacitive Touch

    Slim designed Clark Type Polarographic DO probe

    edge® utilizes a ½” diameter Clark-type polarographic DO probe with replaceable PTFE membrane caps. This small diameter probe is ideal for many applications including those that require in situ DO measurement such as in a wine bottle.

    Capacitive Touch

    Capacitive Touch

    edge® features a capacitive touch keypad that gives a distinctive, modern look. The keypad is sensitive enough to be used with laboratory gloves and has a fast response. Since the keypad is part of the screen, there are no buttons to get clogged with sample residue.

    Clear Full Text Readout

    Large Easy to Read LCD

    edge® features a 5.5” LCD display that you can clearly view from over 5 meters. The large display and it’s wide 150° viewing angle provide one of the easiest to read LCD’s in the industry.

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  2. edge (in cradle)
    $609.00

    Ships within 1-2 Business Days

    Edge is the world's first hybrid meter and the latest innovation from Hanna Instruments offering some of the most advanced technology for measuring Dissolved Oxygen. The smart, slim-line design means Edge can be used as a hand held, wall mount or bench top meter. Combined with sophisticated technology, it delivers fast accurate results with laboratory grade precision whichever format you choose to use. Cutting-edge design, capacitive touch keypad and an intuitive user interface are just some of the attributes that make this meter stand out. DO is measured through a unique digital electrode. Connected via an easy plug-in 3.5mm connector, this smart electrode enables Edge to automatically recognise and store sensor type, ID and calibration information. Programmed for basic and advanced modes, Edge offers simplified screen features for routine measurements or detailed data display. It warns users if the electrode is not clean or if buffers are contaminated during calibration using the exclusive Hanna CAL-CHECK feature Learn More
  3. HI98198 portable optical dissolved oxygen meter

    HI98198 portable Optical DO (opdo) meter uses a luminescent optical method for the measurement of dissolved oxygen in water and wastewater. This professional, waterproof meter complies with IP67 standards and measures DO, barometric pressure, BOD and temperature. The HI98198 is supplied complete with all accessories including probe, smartcap sensor with built in RFID, and a rugged carrying case. 

    HI98198 Dissolved Oxygen Meter has many advanatages over other Galvanic and Polarographic Dissoved Oxygen Meters. This meter uses HI764113 Rugged Optical Dissolved Oxygen Probe for Dissolved Oxygen measurement which has following benefits. 

    • No membranes 
    • No electrolytes
    • No oxygen consumption
    • No flow dependence or minimum flow rate
    • Fast and stable readings
    • Minimal maintenance
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  4. HI98193 Waterproof Portable Dissolved Oxygen and BOD Meter
    $630.00

    Ships within 1-2 Business Days

    The HI98193 is a rugged, portable dissolved oxygen (DO) meter designed for demanding applications. This professional, waterproof meter complies with IP67 standards and measures DO, barometric pressure, BOD and temperature. The HI98193 is supplied complete with all accessories to perform a DO measurement packaged into a durable carrying case.

    Preformed PTFE Membrane

    Quick Connect

    Ergonomic, One-Handed Operation

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