Dissolved Oxygen Meters
Dissolved oxygen meters are essential analytical instruments designed to measure the concentration of oxygen dissolved in liquids, primarily water. These devices play a critical role in various scientific, environmental, and industrial applications by providing precise measurements that help monitor water quality, assess aquatic ecosystems, and optimize processes such as wastewater treatment and aquaculture.
The versatility of dissolved oxygen meters makes them indispensable tools in laboratories, environmental agencies, fish farming operations, and pharmaceutical industries. Accurate dissolved oxygen readings help ensure compliance with environmental regulations, promote healthy aquatic life, and improve product quality in industrial processes where oxygen levels are crucial.
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 crucial to consider the measurement principle it uses, such as electrochemical or optical sensors, as this impacts accuracy, maintenance demands, and lifespan. The intended application environment, whether laboratory, fieldwork, or industrial use, will also influence the choice of device features and durability requirements.
Other key factors include calibration ease, sensor response time, and data logging capabilities. Some models offer wireless connectivity for real-time monitoring, which is valuable in process control. Ensuring compatibility with various sample types, temperature ranges, and maintenance frequency helps guarantee the meter’s long-term performance and reliability.
Price Range in the Market
The price range for dissolved oxygen meters varies depending on sensor technology, accuracy, brand, and additional features like data logging or multi-parameter analysis. Basic portable meters start at moderate prices suitable for routine environmental monitoring, while advanced laboratory-grade instruments with digital interfaces command higher investments.
In addition to initial cost, consider expenses related to calibration solutions, replacement sensors, and maintenance. Opting for reliable brands like Kalstein can provide cost savings through durable build quality and reduced downtime. Understanding your budget constraints and required specifications is essential to choosing a meter that offers optimal value.
Quality-Price Ratio
The quality-price ratio in dissolved oxygen meters is influenced by sensor technology, build quality, and manufacturer support services. Optical sensors typically offer higher accuracy and longer service life, justifying a higher price point, whereas electrochemical sensors may be more accessible but need frequent replacements.
Balancing upfront cost with operational and maintenance expenses ensures you select a meter delivering long-term value. Kalstein’s meters emphasize a reliable balance, providing durable sensors and user-friendly calibration to lower the total cost of ownership while maintaining measurement precision.
Expected Lifespan According to Use and Maintenance
The expected lifespan of a dissolved oxygen meter largely depends on the sensor type and maintenance routines. Optical sensors can last several years with proper care, while electrochemical sensors usually require replacement every 6 to 12 months. Environmental factors such as temperature, sample composition, and frequency of use also affect longevity.
Regular calibration, cleaning, and following manufacturer-recommended procedures extend your dissolved oxygen meter’s operational life. Kalstein provides comprehensive after-sale support to ensure that your instrument remains accurate and reliable over time, maximizing your investment and minimizing downtime.
KALSTEIN DISSOLVED OXYGEN METERS
Among many products, at Kalstein you can find the ideal dissolved oxygen meter for your Laboratory
Not knowing what dissolved oxygen meter to buy can be overwhelming given the variety of models, technologies, and features available today. Kalstein helps simplify your choice by offering expert guidance and a selection of high-precision meters tailored to your laboratory’s specific requirements and budget.
Benchtop pH/Conductivity/DO Meter YR06385
The Benchtop pH/Conductivity/DO Meter YR06385 is an advanced, multifunctional laboratory tool designed for precise and r…
Benchtop Dissolved Oxygen Meter YR01833
The Benchtop Dissolved Oxygen Meter YR01833 is an advanced instrument designed for precise measurement of dissolved oxyg…
YR01835 Benchtop pH / Ion / Conductivity / Dissolved Oxygen Meter
The YR01835 Benchtop pH / Ion / Conductivity / Dissolved Oxygen Meter is an advanced laboratory instrument designed to m…
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 best selling
The Benchtop pH/Conductivity/DO Meter YR06385 is an advanced, multifunctional laboratory tool designed for precise and reliable measurement of pH, conductivity, and dissolved oxygen levels. It features a 7-inch colored capacitive touch screen that offers high resolution and sensitivity for seamless operation. Engineered with a built-in microprocessor chip, this device offers intelligent functionalities like automatic calibration, automatic temperature compensation (ATC), data storage, clock display, USB output, settings customization, wireless printing, and self-diagnosis information.
This meter supports wireless Bluetooth printing and enables real-time data transfer to a mobile phone via Bluetooth, making data management highly efficient. It can store up to 1000 sets of test data, which can be easily saved and transferred to a USB memory stick to be opened with Excel for detailed analysis. With its smart electrode status display, accuracy is assured, ensuring precise results every time.
| Model | YR06385 | |
| pH | Measurement range | (-1.999 ~ 19.999)pH |
| Resolution | 0.1/0.01/0.001 pH | |
| Accuracy | Electrode: ±0.002 pH, Meter: ±0.01 pH | |
| Input current | ≤1×10-12 A | |
| Input impedance | ≥3×1012 Ω | |
| Stability | ±0.002 pH/3h | |
| Temperature compensation | (0 ~ 100)ºC, auto or manual | |
| mV | Measurement range | -1999.9mV ~ 0 ~ 1999.9mV |
| Resolution | 0.1 mV | |
| Accuracy | ±0.03% FS | |
| Conductivity | Measuring range | Conductivity: |
| (0.00~20.00)μS/cm | ||
| (20.0~200.0)μS/cm | ||
| (200~2000)μS/cm | ||
| (2.00~20.00)mS/cm | ||
| (20.0~200.0)mS/cm | ||
| (200~2000)mS/cm(K=10) | ||
| TDS:(0 ~ 100)g/L | ||
| Salinity:(0 ~ 100)ppt | ||
| Resistivity:(0 ~ 100)MΩ·cm | ||
| Resolution | 0.01/0.1/1μS/cm; 0.01/0.1mS/cm | |
| Accuracy | Electrode: ±0.5% FS, Meter: ±0.8% FS | |
| Temp. compensation range | (0 ~ 50)ºC, auto | |
| Electrode constant | 0.1/0.5/1/5/10/50/100 cm-1 | |
| Reference Temp. | 25ºC,20ºC,18ºC | |
| 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 (automatic) | |
| Salinity compensation | (0 ~ 45) ppt (automatic) | |
| Pressure compensation | (80 ~ 105) kPa (automatic) | |
| Automatic calibration | Air saturated by water; water saturated by air | |
| Electrode type | Polarographic | |
| Temperature | Range | (-10 ~ 110)ºC |
| Resolution | 0.1ºC | |
| Accuracy | 5 ~ 60ºC:±0.4ºC Others: ±0.8ºC | |
| Other Parameters | Display | 7-inch colored capacitive touch screen |
| Data storage | 2000 sets | |
| Power | 12V (110-220, 50-60Hz adapter) | |
| Communication interface | USB, RS232, Bluetooth | |
| Dimensions&Weight | 240×170×70mm/600g | |
| Working Conditions | Temperature | 15 ~ 30 ºC |
| Humidity | ≤85% | |
| IP grade | IP54 | |
Accurate oxygen measurement essential for water quality control
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Dissolved oxygen meters on offer
Kalstein updates ensure precise dissolved oxygen monitoring solutions
Explore our complete guides on dissolved oxygen meter selection and operation
We provide detailed guides and recommendations, enabling you to expertly select, operate, and maintain dissolved oxygen meters for reliable results in your laboratory setting over time
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Methods for measuring dissolved oxygen
Dissolved Oxygen (DO) is the measure of the amount of oxygen that is distributed in a system. Measurements are generally taken in water using a DO probe and meter. When performing dissolved oxygen measurements in the laboratory or in the field, it sh…
FAQs
The delivery time for your Kalstein product will depend on the following:
- Whether the equipment you are interested in is in stock or if it must be manufactured.
- The type of freight chosen, which may be air or sea transport.
- Equipment in stock:
– Delivery Time (Air): 15-30 days.
– Delivery Time (Sea): 45-60 days.
- Equipment not in stock:
– Delivery Time (Air): 30-60 days.
– Delivery Time (Sea): 60-90 days.
You can make your purchase through:
- By email: [email protected]
- By phone: +33 (0) 1 70 39 26 50
- E-commerce: Through Kalstein’s official website in your country.
At Kalstein, we provide customers with inductions and technical support through new online methods. You can visit our induction videos, technical assistance, and guidance provided by a Kalstein team through our YouTube channel (Kalstein English). HERE.