The PH-222 Pen pH Meter offers accurate and reliable pH measurements with a pen-type design, making it an essential tool for various applications in aquariums, laboratories, food processing, and more.
Exceptional Features of the PH-222
- Pen-Type Design: Compact and lightweight, the pen-type design makes it easy to carry and use for general-purpose applications. The pH electrode is included.
- Automatic Temperature Compensation: Built-in temperature sensor provides automatic temperature compensation (ATC), ensuring precise pH readings.
- Auto Calibration: Supports auto calibration for pH 4, pH 7, and pH 10, ensuring precise measurements.
- Dual Display with Bar Graph Indicator: Features an LCD with dual display and bar graph indicator, showing both pH and temperature simultaneously for easy readout.
- Data Hold and Memory Recall: Includes a data hold function to freeze the desired value and a memory recall function for maximum and minimum values. Also supports 100-point data logging with recall.
| Specifications | |||
| Features | : / | ||
| Display | : LCD, Size | : 20 mm x 28 mm. With bar graph indicator. | |
| Measurement | : pH | : 0 to 14 pH. | |
| : Temp | : 0 to 60 (32 to 140). °C °F | ||
| : — | : — | ||
| Range/Resolution | : / | ||
| Accuracy | : pH | : ± 0.02 pH, ± 0.2 pH, After calibration, meter without PE-12 electrode. | |
| : Temp | : ± 0.8 °C/ ± 1.5 °F. | ||
| : — | : — | ||
| Input Impedance PH range Temp | : 10^12 ohms. | ||
| Compensation | : / | ||
| Sampling Time | : Approx. 0.8 second. | ||
| Operating Temperature | : 0 to 60 °C (32 to 140 °F). | ||
| Operating Humidity | : Less than 80% RH. | ||
| Calibration VR | : / | ||
| Power Supply | : DC 1.5V battery (UM-4/AAA) x 4 PCs. | ||
| Power Consumption | : Approx. 4.8 mA. | ||
| Dimension | : 186 x 40 x 32 mm (7.3 x 1.6 x 1.3 inch). Meter with pH electrode. | ||
| Weight PH electrode | : 131 g/0.36 LB (included electrode). | ||
| PH range Temp. Compensation | : ATC (Automatic temperature compensation), build thermister Temp. sensor. | ||
| PH electrode (Optional) | : PE-12, Included. | ||
| Resolution | : pH | : 0.01 pH. | |
| : Temp | : 0.1 °C/ 0.1 °F. | ||
| : — | : — | ||
| Data Hold | : Freeze the display reading. | ||
| Memory Recall | : Maximum & Minimum value. | ||
| pH Calibration | : pH 7, pH 4 or pH 10, 3 points calibration ensure the best linearity and accuracy. | ||
| : Other calibration point that near the pH 7, pH 4, and pH 10 are available. | |||
| : — | |||
| Data Logger | : Max. can save 100 point data with recall. | ||
| : Manual, push the data logger button once will save data one time. | |||
| : — | |||
| Power off | : Auto power shut off to save battery life. | ||
| Optional model | : / | ||
| Standard Accessories | : Instruction Manual | : 1 PC | |
| : pH electrode, PE-12 | : 1 PC | ||
| : pH 7.00 buffer solution, PH-07A | : 1 PC | ||
| : pH 4.00 buffer solution, PH-04A | : 1 PC | ||
| : PE-12, PH-07A, PH-04A are the consumer accessory. | |||
| Optional Accessories | : pH electrode, PE-12 | ||
| : pH 7.00 buffer solution, PH-07A | |||
| : pH 4.00 buffer solution, PH-04A | |||
| : Hard carrying case, Model | : CA-06 | ||
| : Soft carrying case, Model | : CA-52A | ||
| Technical Specifications | |||
| Measurement Range | : pH | : 0 to 14 pH | |
| : Temperature | : 0 to 60℃ (32 to 140℉) | ||
| : — | : — | ||
| Resolution | : pH | : 0.01 pH | |
| : Temperature | : 0.1℃ / 0.1℉ | ||
| : — | : — | ||
| Accuracy | : pH | : ± 0.02 pH (after calibration, without electrode) | |
| : ± 0.2 pH (after calibration, with PE-12 electrode) | |||
| : — | |||
| : Temperature | : ± 0.8℃ / ± 1.5℉ | ||
| : — | : — | ||
| Display | : LCD, size 20 mm x 28 mm, with bar graph indicator | ||
| Input Impedance | : 10^12 ohms | ||
| Temperature Compensation | : Automatic temperature compensation (ATC) with built-in thermistor | ||
| Calibration | : Auto calibration for pH 7, pH 4, or pH 10 | ||
| Power Supply | : 1.5V batteries (UM-4/AAA) x 4 | ||
| Power Consumption | : Approximately 4.8 mA | ||
| Dimensions | : 186 x 40 x 32 mm (7.3 x 1.6 x 1.3 inches) | ||
| Weight | : 131 g (0.36 lb) including electrode | ||
| Included Accessories | : Instruction manual | ||
| : pH electrode (PE-12) | |||
| : pH 7.00 buffer solution (PH-07A) | |||
| : pH 4.00 buffer solution (PH-04A) | |||
Optional Accessories:
pH Electrode: PE-12
Buffer Solutions:
PH-07A: pH 7.00 buffer solution
PH-04A: pH 4.00 buffer solution
Carrying Cases:
Hard carrying case (CA-06)
Soft carrying case (CA-52A)
Versatile Applications:
Ideal for use in aquariums, beverage industry, fish hatcheries, food processing, photography, laboratories, quality control, schools, colleges, swimming pools, and water conditioning.
Invest in the PH-222 Pen pH Meter for reliable, precise measurements and a robust design that meets the diverse needs of various industries with precision and ease.






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