Product Description
The YG1059 Portable pH & DO Meter is an advanced analytical tool designed for high precision in various scientific and industrial applications. This device offers a wide pH measuring range from -2.00 to 19.99 pH, ensuring versatility in different environments. The resolution of 0.1/0.01 pH and an accuracy of ±0.01 pH for the meter and ±0.02 pH overall guarantees reliable readings.
For mV measurement, the YG1059 supports a range of ±1999.9 mV with a resolution of 1 mV and an accuracy of ±0.1% FS. Regarding dissolved oxygen (DO) measurements, it provides a range of 0 to 20.00 mg/L or 0 to 200.0%, featuring a resolution of 0.1/0.01 mg/L(ppm), 1/0.1 % and an accuracy of ±0.10 mg/L for the electrode and ±0.40 mg/L for the instrument.
The device’s rapid response time of ≤30 seconds at 25ºC (90% response) and auto temperature compensation ranging from 0 to 100ºC enhance usability. Moreover, salinity and pressure compensations are easily managed, expanding the meter’s application range. Equally, the temperature measurements span from 0 to 100ºC with a resolution of 0.1ºC and accuracy of up to ±0.4ºC within a specific range.
Technical Specifications
| Model | YG1059 | |
| pH | Measuring range | (-2.00~19.99)pH |
| Resolution | 0.1/0.01 pH | |
| Accuracy | Meter:±0.01pH; Overall: ±0.02pH | |
| Input impendance | ≥1×10¹² Ω | |
| Stability | ±0.01 pH/3h | |
| Temp. compensation | (0~100)ºC (Auto/manual) | |
| mV | Measuring range | ±1999.9mV |
| Resolution | 1mV | |
| Accuracy | ±0.1% FS | |
| 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, Instrument: ±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 | (66 ~ 200) kPa (manual) | |
| 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 | Data storage | 200 sets |
| Power | Two AA batteries (1.5V x2) | |
| Ambient Temp. | 5 ~ 35 ºC | |
| Ambient humidity | ≤85% | |
| IP grade | IP57 Dustproof and waterproof | |
| Dimensions/N.W. | (65×120×31)mm/180g | |
| Shipping size/G.W. | (460×300×55)mm/1Kg | |
Market Price
The price of the YG1059 Portable pH & DO Meter can vary significantly based on the supplier, region, and any additional taxes or fees included. Typically, these devices range from $300 to $500 USD in the market. Some suppliers may offer bulk discounts or promotional offers, so it is recommended to explore various options to secure the best price available.
It’s advisable also to consider the long-term investment benefit as this meter supports multiple functionalities, which might otherwise require several separate devices, increasing overall cost efficiency.
Frequently Asked Questions
Is the YG1059 Portable Meter suitable for fieldwork?
Yes, the compact size and waterproof nature of the meter (rated at IP57) make it ideal for fieldwork, allowing it to withstand varying environmental conditions.
How often should I calibrate the device?
It is recommended to calibrate the device before each use to ensure the highest level of accuracy, especially if it is used for critical measurements.
What kind of batteries does this device use?
The YG1059 operates on two AA batteries (1.5V x2), which are easy to replace and widely available.
Advantages and Disadvantages
Advantages: The YG1059 offers a wide measurement range for pH, mV, and DO, providing high accuracy and fast response times. Its durability is enhanced by its dustproof and waterproof features (IP57), making it suitable for a variety of environments. The device supports both automatic and manual calibration, offering flexibility for users.
Disadvantages: One of the potential drawbacks could be the manual compensation required for pressure, which might not be as convenient for users looking for fully automated solutions. Additionally, the dependency on battery power might be a concern for some users looking for options with longer operational durations without frequent battery changes.
Field Application
The YG1059 Portable pH & DO Meter is widely used in various field applications, including environmental monitoring, aquaculture, and agriculture. Its portability is a significant advantage for researchers and technicians who require field-ready tools that deliver reliable data. For instance, in aquaculture, precise DO measurement is crucial for maintaining healthy aquatic environments, and this meter accomplishes the task efficiently.
In agricultural settings, soil pH plays a crucial role in determining crop viability, and the YG1059 allows for accurate field pH measurements, thus aiding farmers in making informed decisions about soil amendments and crop selection.
Recommendations
To ensure optimal performance and longevity of the YG1059, it is recommended to clean the electrodes regularly and store the device under recommended environmental conditions. Eventual software updates or calibration kits from the manufacturer can also enhance the meter’s effectiveness.
Furthermore, utilizing the auto-calibration feature ensures accurate results, especially when the device is exposed to different water conditions. Proper handling of the polarographic electrodes, by keeping them moist and preventing damage, will preserve their sensitivity and accuracy.
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