Introduction
The SmartSensor AS218 is a high-quality digital pH meter designed for accurate pH measurement in various applications, including laboratory research, water quality testing, aquariums, and hydroponics.
Key Features
- High-precision pH measurement with a resolution of 0.01 pH
- Replaceable pH electrode with BNC connector
- Temperature compensation for accurate readings
- Large LCD display with backlight for easy reading
- Data hold, Max/Min measurement, and auto power off functions
Specifications
| Parameter | Specification |
|---|---|
| pH Measuring Range | 0.00 ~ 14.00 pH |
| pH Basic Measurement Error | ± 0.05 pH |
| Temperature Range | -10 ~ 60 °C |
| Temperature Compensation Range | 0 ~ 60 °C |
| Battery | 9V Battery (not included) |
User’s Guide
To ensure accurate measurements, calibration is necessary. Follow the step-by-step guide provided to calibrate your pH meter using the three-point calibration method.





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