Product Description
The YR01821 pH meter is at the forefront of precision technology, offering a measuring range of (-2.00~20.00) pH, making it ideal for various laboratory applications, from basic research to complex scientific analyses. One of the standout features of this pH meter is its resolution, which can be toggled between 0.1 and 0.01 pH, ensuring detailed and accurate readings.
This device is designed for both novice and seasoned technicians, featuring an auto calibration system that supports calibration at 1, 2, or 3 points. It adheres to the buffer standards of Europe & USA, NIST, and China, making it versatile for use globally. The YR01821 boasts an impressive accuracy of 0.01/0.001 pH and exceptional stability, maintaining a variance of no more than ±0.01 pH over 3 hours.
Additionally, the YR01821 was built with user convenience in mind. It includes a 6.5-inch LCD screen for clear data visualization and a robust data storage capacity of up to 1000 sets, ensuring that your results can be archived effectively. This pH meter also supports temperature compensation ranging from 0 to 100 °C, either manually or automatically, further enhancing its adaptability to different experimental conditions.
| Model | YR01821 |
| Measuring range | (-2.00~20.00)pH |
| Resolution | 0.1/0.01 pH |
| Accuracy | 0.01/0.001 pH |
| Auto calibration | 1, 2, 3 point |
| Buffer | Europe & USA, NIST, China standards |
| Input current | ≤2×10¹² A |
| Input impedance | 21×100 |
| Stability | ±0.01 pH/3h |
| Temp. compensation | (0~100) °C, auto or manual |
| Measuring range | -1999.9mV~0~1999.9mV |
| Resolution | 1mV |
| Accuracy | ±0.1% FS |
| Measuring range | (0~100) °C |
| Resolution | 0.1°C |
| Accuracy | ±0.5°C |
| Display | 6.5-inch LCD screen |
| Data storage | 1000 sets |
| Power | DC 12V/1A |
| Output | USB |
| Ambient Temp. | 5~40 °C |
| Ambient Humidity | <85% |
| IP grade | IP54 |
Market Price
When considering the procurement of a pH meter of such caliber, the price is often a significant factor. The YR01821 pH meter typically falls within a market range of approximately 500 USD to 800 USD. This price range positions the device competitively, offering excellent value given its feature set and precision capabilities. By offering a comprehensive suite of features at a reasonable price, the YR01821 stands out as an attractive option for laboratory professionals and institutions alike.
Frequently Asked Questions
How long does the battery last on the YR01821 pH meter?
The YR01821 pH meter operates using a DC 12V/1A power supply, making it reliable for extended laboratory sessions. Battery longevity is typically robust, ensuring consistent performance across various testing environments.
Can the YR01821 be used for outdoor testing?
Yes, the YR01821 pH meter is engineered with an IP54 rating, which provides limited protection against dust ingress and assures resistance to water splashes, making it suitable for certain outdoor applications.
Does the device require frequent recalibration?
The auto calibration feature facilitates easy recalibration at 1, 2, or 3 points, minimizing the need for frequent manual adjustments, thus ensuring accuracy and reliability over time.
Advantages and Disadvantages
The YR01821 pH meter is reputed for its versatility and comprehensive functionality, offering numerous advantages. Its high level of accuracy and ability to maintain stability over long periods positions it as a top choice for laboratories. The large LCD screen significantly enhances readability, providing users with clear and immediate data visibility. The capacity for data storage and compatibility with multiple buffer standards also adds to its versatility.
On the flip side, while the pH meter offers an extensive feature set, users should be mindful of its sensitivity to extreme environmental conditions beyond the specified ambient temperature and humidity, as this can affect performance. Additionally, thorough knowledge of calibration procedures will ensure the device operates optimally over extended periods.
Field Applications
In practical applications, the YR01821 is tremendously useful in research laboratories and industrial settings where precise pH measurements are essential. Its robust design and adaptive temperature compensation capability allow it to be utilized in diverse testing scenarios, such as in pharmaceuticals, biofuels, and agricultural soil testing, contributing valuable data to these critical fields. Likewise, its user-friendly interface and reliable output highlight its practicality for teaching environments and routine laboratory analysis.
Recommendations
To extend the life and efficacy of the YR01821 pH meter, regular maintenance checks are recommended. Ensuring the electrodes are always clean and stored correctly prevents potential faults and inaccuracies. It is also prudent to perform periodic calibration to verify the device’s accuracy against standard pH values under varied temperature conditions.
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