★ Key Performance Parameters：
| Monitoring Parameter | Range | Accuracy | Resolution |
| pH | 0.00 pH～14.0 pH | ±0.1 pH | 0.01 pH |
| Temperature | -5 – 50 °C | ±0.1 ℃ | 0.01 ℃ |
Specification:
| Principle | Glass electrode method |
|---|---|
| Measurement Interval | Minimum 1 s |
| Communication | RS 485 (Modbus RTU), bluetooth |
| Dimension | Φ25×228 mm |
| Weight | 0.63 kg |
| Material | ABS (shell), glass (electrode) |
| Power Requirements | DC 12V ~ 24V |
| Power Consumption | <2 W |
| Protection Class | IP68/IP67 |
| Installation | Submerged, Flow-through |
| Operating Temperature | -5 °C to 50 °C (23 – 122 °F), in unfrozen water. |
| Storage Temperature | -5 °C to 50 °C (23 – 122 °F) |
| Pressure | ≤ 3 bar, 1bar (for Flow-through Installation) |
| Humidity | 5% to 95% relative humidity, non-condensing |
| Flow Rate | 200 – 500 mL/min |
| Flow Velocity | <3 m/s |
| Cable Length | Cable extending directly: 6 m (19.69 ft.), M12 5-pin aviation plug: 2 m (6.56 ft.), Customizable length |
| Certification | CE/RoHS |
| Warranty | One year |