Description
The Portable pH / Ion Meter YG1258 is a cutting-edge measurement instrument designed for professionals requiring precision and reliability across diverse conditions. Featuring a large LCD screen with adjustable white backlight, it offers superb visibility in any lighting setup. A built-in microprocessor chip enables features like automatic calibration, Automatic Temperature Compensation (ATC), data storage, and self-diagnosis, enhancing both user convenience and operational efficiency. The device recognizes up to 13 buffer solutions and supports customizable pH measurement modes, making it exceptionally versatile for field applications. Armed with IP57 dust and water resistance and provided in a robust suitcase, it promises durability and portability.
Market Price
The Portable pH / Ion Meter YG1258 is competitively priced between $256 and $300 USD, contingent upon the supplier and accompanying accessories. This pricing positions it as an affordable yet premium-quality solution for laboratories, environmental monitoring, and industrial applications.
Frequently Asked Questions
- What measurements does this meter perform?
It measures both pH and mV (millivolts) with high precision, ideal for tasks such as water quality testing and chemical analysis. - Is the meter suitable for outdoor usage?
Absolutely, thanks to its IP57 protection rating and included suitcase, it is well suited for rugged outdoor environments. - What is the battery life?
Powered by two AA batteries, it offers long-lasting operation suitable for extended fieldwork.
Advantages and Disadvantages
Advantages:
- Offers high accuracy with ±0.01pH resolution and automatic temperature compensation.
- Features a durable design reinforced by IP57 protection for demanding environments.
- Intuitive interface with a large LCD screen and adjustable backlight for easy navigation.
- Equipped with essential accessories like pH composite and temperature electrodes.
Disadvantages:
- Limited capabilities to pH and mV measurements, lacks multi-parameter testing.
- Requires routine calibration to maintain its accuracy.
Field Applications
This portable meter is highly effective for:
- Environmental Monitoring: Measuring pH levels in rivers, lakes, and reservoirs.
- Agriculture: Analyzing soil and irrigation water to optimize crop yields.
- Industrial Processes: Monitoring water quality in manufacturing and wastewater treatment.
- Research Laboratories: Conducting precise pH measurements for scientific research.
Recommendations
For optimal performance, regularly calibrate the device using the included buffer solutions, properly store the electrodes, and replace batteries as necessary. When engaged in extended fieldwork, it is advisable to carry spare batteries and cleaning solutions to maintain the device’s accuracy and reliability.
Features
- Model: YG1258
- Automatic calibration and temperature compensation
- Large LCD screen with adjustable backlight
- Dustproof and waterproof with IP57 rating
- Data storage capability for 200 sets
- Portable suitcase for easy transport
Technical Specifications
| Model | YG1258 |
| Measuring range | (-2.00~19.99)pH, -1999mV~0~1999mV |
| Resolution | 0.1/0.01 pH, 1mV |
| Accuracy | Meter:±0.01pH, Overall: ±0.02pH, ±0.1% FS |
| Input impedance | ≥1×1012 Ω |
| Stability | ±0.01 pH/3h |
| Temp. compensation range | (0~100)°C (Auto/manual) |
| Measuring range | ±1999.9mV |
| Resolution | 1mV |
| Accuracy | ±0.1% FS |
| Data storage | 200 sets |
| Power | Two AA batteries (1.5V x2) |
| Ambient humidity | ≤85% |
| IP grade | IP57 Dustproof and waterproof |
| Meter Kits | 1) pH meter |
| 2) pH composite electrode | |
| 3) Temperature electrode | |
| 4) pH buffer solution | |
| 5) Suitcase |


