1. RS485-AQ-PM Air Quality RS485 Sensor

– Fine dust (PM 1.0, 2.5 and 10) sensor
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-AQ-PM
– Interface Standard: RS485
– Power supply range: 10 ~ 30VDC
– Power consumption: 0.5W
– Working environment: -20 ~ 60*C, 0 ~ 95%RH
– Measure range: 0 ~ 1000 μg/m3 (PM2.5/PM10/PM1.0)
– Resolution: 1μg/m3 (PM2.5/PM10/PM1.0)
– Response time: ≤ 90s
– Heating time: ≤ 2 min
– 1-year warranty

2. RS485-NOISE Noise RS485 Sensor

– Industrial noise sensor with high stability and resolution
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-NOISE
– Interface Standard: RS485
– Power supply range: 10 ~ 30VDC
– Power consumption: 0.5W
– Working environment:  -20 ~ 60*C, 0 ~ 95%RH
– Measure range: 30dB ~ 120dB
– Measure frequency: 20Hz ~ 12.5Khz
– Precision: ± 0.5 dB (94dB@1kHz)
– Resolution: 0.1dB
– Response time: ≤3s

3. Air Temperature and Humidity RS485 Sensor

– AIR temperature and humidity sensor
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-SHT20
– Interface Standard: RS485
– Power supply range: 4-30VDC
– Temperature: -40 ~ + 60 °C (± 0.5 °C)
– Humidity: 0% RH ~ 80% RH (± 3% RH)
– Cable length: 80cm

4. Soil Temperature and Humidity RS485 Sensor

– Soil temperature and humidity sensor
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-SOIL
– Interface Standard: RS485
– Water proof: IP68
– Power supply range: 5-30VDC
– Soil temperature: -40 ~ + 80 °C (± 0.5 °C)
– Soil humidity: 0% RH ~ 53% RH (± 3% RH) and 53% ~ 100% RH (± 5% RH)
– Cable length: 2 meters

5. Soil 2-IN-1 RS485 Sensor

– Soil temperature, humidity and conductivity sensor
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-SOIL-2IN1
– Interface Standard: RS485
– Water proof: IP68
– Power supply range: 3.6-30VDC
– Soil temperature: -40 ~ + 80 °C (± 0.5 °C)
– Soil humidity: 0% ~ 100% (± 3%  to ± 5%)
– Soil EC: 0-10000us / cm (± 3%), 0-20000us / cm (± 5%)
– Cable length: 2 meters

6. Soil 7-IN-1 RS485 Sensor

– SOIL temperature, humidity, conductivity, PH and NPK sensor
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-SOIL-7IN1
– Interface Standard: RS485
– Water proof: IP68
– Power supply range: 4.5-30V
– Soil temperature: -40 ~ + 80 °C (± 0.5 °C)
– Soil humidity: 0-100% (±2% to ±3%)
– Soil EC: 0-10000us / cm (± 3%), 0-20000us / cm (± 5%)
– Soild PH: 3~9PH
– Soild NPK: 1-1999 mg/kg (mg/l)
– Cable length: 2 meters

7. Grain Temperature and Moisture RS485 Sensor

– Grain temperature and moisture sensor
– Suitable for grain such as rice, wheet, coffee…
– Compatible with Dragino RS485-LN and Dragino RS485-BL
– Model: RS485-GRAIN
– Interface Standard: RS485
– Water proof: IP68
– Power supply range: 12-24V
– Operating temperature: -20 ~ + 40 °C
– Operating humidity: 0-95%
– Cable length: 1.5 meters