Power supply | Battery powered (5000mAh lithium battery) |
Display | 2.8 inch LCD display |
data storage | 1 million data |
Charging time | ≤8h |
Communication mode | USB(read,see DB9 interface for details information) |
working environment | Temperature -10℃-50℃; humidity |
Accessible equipment | 1-4 ModBus device combination |
letter of agreement | Modbus-RTU protocol |
Operating Voltage | DC 4.2V |
Standby time | More than 8h continuous |
Size | 209*100*36 mm |
weight | 500g |
DC power supply | DC3.6-30V |
Conductivity parameter | Range: 0-20000us/cm Resolution: 10us/cm within 0-10000us/cm; 50us/cm within 100000-20000us/cm Accuracy: ±3% in the range of 0-10000 us/cm; ±5% in the range of 10000-20000 us/cm |
Soil moisture parameter | Range: 0-100% Resolution: 0.03% within 0-50%, 1% within 50-100% Accuracy: 2% within 0-50%, 3% within 50-100% |
Soil temperature parameter | Range: -40~80°C, resolution: 0.1°C, accuracy: ±0.5°C |
Conductivity temperature compensation | Built-in temperature compensation sensor, compensation range 0-50 °C |
Protection level | IP68 |
Sealing material | Black flame retardant epoxy resin |
Output signal | RS485 (Modbus protocol) |
Power supply | DC 5-30V |
NPK measuring range | 1-1999 mg/kg(mg/L) |
NPK Resolution | 1 mg/kg(mg/L) |
NPK Precision | ±2%FS |
Probe material | stainless steel |
Default cable length | 2 meters, cable length can be customized |
Output signal | RS485(Modbus protocol) |
Power supply | DC 5-30V |
Measuring Range | 3—9 PH |
Resolution | 0.1 |
Accuracy | ±0.3PH |
Response time | ≤10S |
Long-term stability | ≤5%/year |
Probe material | Anti-corrosion special electrode |
Sealing material | Black flame retardant epoxy resin |
Output signal | RS485(Modbus protocol) |