Dissolved Oxygen Meters
Dissolved oxygen meters are essential analytical instruments used to measure the amount of oxygen dissolved in liquids, particularly in water samples. These devices play a crucial role in environmental monitoring, water treatment, and industrial processes where oxygen levels impact the quality and safety of the product or ecosystem. Accurate measurement of dissolved oxygen ensures compliance with environmental regulations and optimizes processes such as wastewater treatment and aquaculture management.
Our range of dissolved oxygen meters offers versatile applications for laboratories, providing reliable, precise, and rapid measurements. Whether used in routine quality control, research, or field tests, these meters are designed to meet varied needs with different probe types and advanced calibration options. They are indispensable tools for professionals aiming to maintain environmental standards and improve operational efficiencies.

What You Should Know Before Selecting a Dissolved Oxygen Meter and Making an Investment
Key Factors to Consider
When selecting a dissolved oxygen meter, it is important to consider factors such as the type of sensor (polarographic or galvanic), the meter’s accuracy, the operating temperature range, and ease of calibration. Sensor durability and response time also play a significant role in ensuring reliable measurements especially in varying laboratory conditions.
Other key factors include compatibility with data logging systems, battery life for portable units, and the user interface design. Consider the specific application requirements such as field measurements versus laboratory analysis, as this influences the choice between handheld or benchtop models. Proper probe maintenance routines are essential to extend equipment lifespan and maintain accuracy.

Market Price Range
Dissolved oxygen meters are available in a range of prices depending on features, brand, and technology. Entry-level portable meters can start at economical prices suitable for basic applications, while advanced benchtop models with multiple calibration options and enhanced data processing features can reach higher price points reflecting their sophistication.
Additional costs may include replacement sensors, calibration solutions, and maintenance kits, which should be considered when budgeting. Investing in higher-quality models often results in better performance and longer service life, thus potentially reducing long-term operational costs despite initial higher expenditure.

Quality-Price Ratio
The relationship between quality and price in dissolved oxygen meters depends on matching the device to the intended use. Kalstein offers meters that balance precision, durability, and user-friendly features at competitive price points. Choosing a reputable brand ensures access to technical support, warranty services, and readily available spare parts.
Selecting a meter with robust construction and reliable sensors enhances value for the investment. Lower-cost meters may require more frequent sensor replacement or calibration, increasing maintenance costs. Evaluating the total cost of ownership is critical to ensure quality equipment delivers dependable results consistently over time.

Expected Lifespan Based on Use and Maintenance
The expected lifespan of dissolved oxygen meters varies based on usage intensity and maintenance. Regular cleaning of probes, proper storage, and timely recalibration can significantly extend operational life. Typical service periods range from several years to over a decade for well-maintained devices.
Environmental conditions such as exposure to harsh chemicals or extreme temperatures can impact device longevity. Choosing meters designed for your specific laboratory environment, along with scheduled maintenance routines guided by Kalstein’s technical support, helps maximize durability and performance.

DISSOLVED OXYGEN METERS KALSTEIN
Among many products, at Kalstein you can find the ideal dissolved oxygen meter for your Laboratory
If you’re unsure which dissolved oxygen meter to buy, consider your specific measurement needs, the device’s accuracy, calibration capabilities, ease of use, and probe compatibility. Kalstein offers a comprehensive lineup tailored to both portable and benchtop applications, ensuring you find the most suitable model for your laboratory’s requirements.

Benchtop DO / BOD / OUR / SOUR Meter YR01831
The Benchtop DO / BOD / OUR / SOUR Meter YR01831 is a state-of-the-art laboratory device designed to offer precise measu…

Benchtop Dissolved Oxygen Meter YR01832
Benchtop Dissolved Oxygen Meter YR01832 offers unparalleled precision and user-friendly functionality for laboratories a…

Benchtop Dissolved Oxygen Meter YR01833
The Benchtop Dissolved Oxygen Meter YR01833 is an advanced instrument designed for precise measurement of dissolved oxyg…

Portable Conductivity/DO Meter YR06382
The Portable Conductivity/DO Meter YR06382 is a versatile and reliable instrument tailored to deliver precise measuremen…
Our dissolved oxygen meter most sold
The Benchtop DO / BOD / OUR / SOUR Meter YR01831 is a state-of-the-art laboratory device designed to offer precise measurements and enhanced usability for professionals in various fields. With its 6.5-inch LED screen and user-friendly interface, this meter is equipped with cutting-edge technology, including automatic calibration, automatic temperature compensation (ATC), and data storage capabilities for up to 1000 test sets. It features a polarographic DO electrode with short polarization time and supports advanced functionalities like wireless Bluetooth printing and…
The Benchtop DO / BOD / OUR / SOUR Meter YR01831 falls within a competitive price range of approximately $500 to $800, reflecting its advanced functionalities and reliability. This meter is an investment for laboratories prioritizing precision and efficiency. For up-to-date pricing, feel free to request a detailed quotation through our platform, Kalstein Plus.
| Model | YR01831 | |
|
DO
|
Measuring range | (0-20.00)mg/L(ppm), (0-200.0)% |
| Resolution | 0.1/0.01 mg/L(ppm), 1/0.1 % | |
| Accuracy | Electrode: ±0.10 mg/L, Meter: ±0.40 mg/L | |
| Response time | ≤30s (25ºC, 90%response) | |
| Residual current | ≤0.1 mg/L | |
| Temp compensation | (0 ~ 45)ºC, auto | |
| Salinity compensation | (0 ~ 45) ppt, auto | |
| Pressure compensation | (80 ~ 105) kPa, auto | |
| Auto calibration | Air saturated by water, water saturated by air | |
| Electrode type | Polarographic | |
|
Temp.
|
Measuring range | (0 ~ 100)ºC |
| Resolution | 0.1ºC | |
| Accuracy | 5 ~ 60ºC:±0.4ºC Others: ±0.8ºC | |
|
Other
|
Display | 6.5-inch LED screen |
| Data storage | 1000 sets | |
| Power | 12V/1A | |
| Output | USB, RS232, Bluetooth | |
| Ambient Temp. | 5 ~ 35 ºC | |
| Ambient Humidity | ≤85% | |
| IP grade | IP54 | |
| Dimensions/N.W. | 240×170×70mm/600g | |
| Shipping Size/G.W. | 470x430x85mm/2.6kg | |

Careful analysis ensures accurate dissolved oxygen measurements every time

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Dissolved oxygen meters on offer
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Comprehensive guides help you select and maintain your dissolved oxygen meter with confidence
Detailed recommendations cover calibration, maintenance, and proper handling procedures to work with dissolved oxygen meters effectively and professionally
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Dissolved Oxygen Meters for Accurate Analysis in Aqueous Solutions
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Dissolved Oxygen Meters for Quality Control in Water Analysis
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Dissolved Oxygen Meters for Quality Control in Aquatic Processes
The control of dissolved oxygen (DO) in aquatic environments is essential to maintaining process quality, whether in fish farming systems, water treatment plants, or even laboratories monitoring liquid quality.

FAQs
Delivery time for your Kalstein product will depend on the following:
- Whether the equipment of your interest is in stock or needs to be manufactured.
- The type of freight chosen, either air or sea.
- Equipment in stock:
– Air Delivery Time: 15-30 days.
– Sea Delivery Time: 45-60 days.
- Equipment not in stock:
– Air Delivery Time: 30-60 days.
– Sea Delivery Time: 60-90 days.
You can make your purchase through:
- Email: sales@kalstein.eu
- Phone: +33 (0) 1 70 39 26 50
- E-commerce: Via the official Kalstein website in your country.
At Kalstein, we offer inductions and technical support through online methods. You can watch induction videos, technical assistance, and guidance provided by the Kalstein team via our YouTube channel (Kalstein English). HERE.




