Soil moisture: measurement range: 0 ~ 100%, resolution: 0.1%, accuracy: ± 3%, soil temperature: measurement range: - 50 ~ 80 ° C, resolution: 0.1 ° C, accuracy: ±
0.5°C
Power supply mode: DC2 5V / 5V / 12V / 24V wiring mode: voltage type: 3 wires, current type: 3 wires, RS-485 signal: 4 wires, signal output: voltage type: 0 ~ 2.5V DC, 0 ~ 5V DC, current type: 4 ~ 20
mA
RS-485 signal: support Modbus Protocol (baud rate 9600 can be set, address 0-255)
Response time: < 1s, measurement stability time: 1s, load capacity: current type output impedance ≤ 300 Ω, voltage type output impedance ≥ 1K Ω, working environment: temperature - 50 ° C ~ 80 ° C, humidity 0 ~ 100%
IP class: IP68