HWM series
Hand-held Agricultural Weather Monitor
Product introduction:
Hand-held Agricultural Weather Monitor can test temperature, humidity, illuminance, conductance, PH, CO2 concentration, dew point, soil temperature, soil moisture, wind speed, wind direction and other agricultural environmental parameters. It is widely used in protected agriculture, forestry, horticulture, animal husbandry, and other fields.
Characteristics:
1.Large LCD display, touch key, smart and portable, easy to operate.
2.One-button switch, can record both manually and automatically.
3.Both AC and DC are available, 8.4v 1500mAh Li-ion battery, with charging protection, low voltage protection.
4.With 32 channels, different sensors can be combined freely.
5.RS485 communication, the cable is up to 100 meters.
6.Parameters freely switched. Sampling interval time of each sensor can be set separately.
7.PC software available.
8.GPS is optional function.
9.Two colors for optional: blue and orange.
Handset Technical parameters
1.Record capacity: Flash storage your latest 30,000 records, with 4G SD card.
2.Record time interval: 5s-90hr continuously adjustable.
3.Longitude: 0-180°latitude: 0-90°
4.Sensor communication: RS485
5.Power: 8.4V Li-Lon battery
Technical parameters
|
Testing Index |
Parameter |
|
Temperature |
Range:-40℃ - 80℃; Accuracy:±0.4℃; Resolution:0.1℃ |
|
Humidity |
Range:0-100%RH; Accuracy:±3%RH; Resolution: 0.1%RH |
|
Dew Point |
Range:-40℃ - 120℃; Accuracy:±0.4℃; Resolution:0.1℃ |
|
Soil Salinity |
Range: 0-19.99ms/cm; Accuracy: ±2% |
|
Soil Compaction |
Range:0-100kg; Accuracy:±0.5‰ F.S |
|
PAR |
Range:1-2,700µmolm-2s-1; Accuracy:±1µmolm-2s-1; Resolution:1µmolm-2s-1 |
|
Wind Direction |
Range:0-359°; Accuracy:±3° |
|
Air Pressure |
Range: 300.0hPa~1100.0hPa; Accuracy: ±1hPa |
|
Water Vaporization |
Range: 0~100mm; Accuracy: 0.1mm |
|
Rainfall |
Range:0-4mm/min; Accuracy:±0.1mm; Resolution:0.1mm |
|
CO2 |
Range:0-2000PPM; Volatility:±(50PPM+ Measurements×3%); Resolution:1PPM |
|
Light Intensity |
Range: 0-200000LUX; Accuracy:±2% (0-20000lux); Resolution: 1LUX |
|
Soil Temp |
Range:-40°C-100°C; Accuracy:±0.3°C; Resolution:0.1°C |
|
Soil Moisture |
Range: 0-100%; Accuracy: ±3%; Resolution: 0.1% |
|
Soil pH |
pH range: 1-14pH; pH accuracy: ±0.5 |
|
Wind Speed |
Range: 0-45m/s; Accuracy: ±(0.3+0.03v)m/s |
|
Total Radiation |
Range: 0-2000W/m2 Accuracy: ± 1% (daily accumulation), resolution: 5W / m2 |
|
UV Radiation |
Range: 0~6mW/cm2; Accuracy: ±5% (0~3mW/cm2) |
|
Model |
Function |
|
HWM-4 |
Temperature, humidity, Illuminance, CO2 Concentration |
|
HWM-5 |
Temperature, humidity, Illuminance, CO2 Concentration, PAR |
|
HWM-6 |
Soil temperature, soil moisture, temperature, humidity, light intensity, CO2 concentration |
|
HWM-7 |
Soil temperature, soil moisture, temperature, humidity, light intensity, CO2 concentration, PAR |
|
HWM-8 |
Soil temperature, soil moisture, soil salinity, temperature, humidity, light intensity, CO2 concentration, PAR |
|
HWM-9 |
Soil temperature, soil moisture, soil salinity temperature, humidity, light intensity, CO2 concentration, PAR, Soil pH |
|
HWM-10 |
Soil temperature, soil moisture, temperature, humidity, light intensity, CO2 concentration, PAR, wind seep and wind direction, rain gauge. |
|
HWM-11 |
Soil temperature, soil moisture, soil salinity, temperature, humidity, light intensity, CO2 concentration, PAR, wind speed and wind direction, rain gauge, soil pH |
|
HWM-12 |
Soil temperature, soil moisture, soil salinity, temperature, humidity, light intensity, CO2 concentration, PAR, wind speed and wind direction, rain gauge, soil pH, soil compaction |
|
HWM-13 |
Soil temperature, soil moisture, soil salinity, temperature, humidity, light intensity, CO2 concentration, PAR, wind speed and wind direction, rain gauge, soil pH, soil compaction, global solar radiation |
