| PEN PH METER Model : PH-222 * 0 to 14.00 pH. * ATC (auto temperature compensation). * Auto calibration for pH 4, pH 7 or pH 10. * Meter with pH electrode, all in one. * IP-67, water proof. * Easy replacement for the pH electrode. * Pen type, easy carry out. * Data logger. * pH 4, pH 7 standard solution are included. * DC 1.5V battery (UM-4, AA) x 4, long life. |
| Measurement | Range | Resolution | Accuracy |
| pH | 0 to 14 pH | 0.01 pH | ±0.02 pH, ±0.2 pH |
| Temperature | 0 to 60°C | 0.1°C | ±0.8°C |
| pH Electrode | PE-12 | ||
| Sampling Time | Approx. 0.8 second | ||
| Circuit | Custom one-chip of microprocessor LSI circuit. | ||
| Power requirement | Battery AAA x 4 | ||
| Dimension / Weight | 186 x 40 x 32mm / 131g | ||
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