Technical summary
Soil parameter measurement
| Measured items | Parameters |
| Temperature | Measuring range: -40℃ - 80℃
Precision: ±5℃ (25℃) Long-term stability: ≤0.1%°C/year Response time: ≤15s |
| Humidity | Measuring range: 0-100% RH
Precision: 2% between 0 and 50%, 3% between 50 and 100% Long-term stability: ≤1% RH/year Response time: ≤4s |
| Conductivity (EC) |
Measuring range: 0-20000 µs/cm
Precision: ±3% (0-10000 µs/cm); ±5% (10000-20000 µs/cm) Long-term stability: ≤1% µS/cm Response time: ≤1s |
| PH | Measuring range: 3-9 pH
Precision: ±0.3 pH Long-term stability: ≤5%/year Response time: ≤10s |
| Nitrogen
Phosphorus Potassium |
Measuring range: 1-1999 mg/kg (mg/L)
Resolution: 1 mg/kg (mg/L) Response time: < 1s |
Basic parameters
| Power supply | 4.5-30 V CC |
| Maximum power consumption | 0.5W at 24V DC |
| Protection class | IP68, prolonged immersion in water |
| cable length | The default is 2m (customizable). |
| operating environment | -40 °C -80 °C |
| Overall dimensions | 45 x 15 x 123 mm |
| Output | RS485/4-20 mA/0-5 V/0-10 V |
