A digital soil sensor for continuous measurement of soil pH.
Key features
A low-impedance glass membrane with internal signal isolation.
Applications
Suited to agriculture, irrigation and soil and water monitoring.
What this product isThe sensor provides continuous measurement of soil pH. Its low-impedance sensitive glass membrane, internal signal isolation and stable electrochemical design deliver good repeatability, thermal stability and resistance to electrical interference.
Specifications| Technical parameters | |
|---|---|
| Measuring principle | Electrochemical method |
| Measuring range | 0 to 14 pH |
| Accuracy | ±0.05 pH |
| Resolution | 0.01 pH |
| Response time | < 10 s at soil moisture > 30 % |
| Stability | ≤0.01 pH per 24 hours |
| Calibration cycle | Every 6 months |
| Electrical & construction parameters | |
| Power supply | 7–30 VDC |
| Power consumption | < 0.2 W |
| Communication output | RS485 digital communication |
| Sensing element | Low-impedance sensitive glass membrane |
| Operating temperature | 0 to +80 °C |
| Maximum pressure | < 0.6 MPa |
| Probe material | 304 stainless steel |
| Protection rating | IP68 |
| Cable length | 5 m standard; can be customised |
| Storage conditions | 10 to 60 °C at 20 to 90 % RH |
| Soil reaction classification | |
| < 4.5 | Strongly acidic |
| 4.5–5.5 | Acidic |
| 5.5–6.5 | Slightly acidic |
| 6.5–7.5 | Neutral |
| 7.5–8.5 | Slightly alkaline |
| 8.5–9.5 | Alkaline |
| > 9.5 | Strongly alkaline |
| The classification describes the general acidity or alkalinity of the soil. | |
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