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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Sep-17-2025 | 262.18 $* | 275.60 $* |
Aug-17-2025 | 260.21 $* | 273.69 $* |
Jul-17-2025 | 218.16 $* | 229.83 $* |
Jun-17-2025 | 255.20 $* | 268.84 $* |
May-17-2025 | 222.25 $* | 233.18 $* |
Apr-17-2025 | 251.60 $* | 264.12 $* |
Mar-17-2025 | 249.15 $* | 261.17 $* |
Feb-17-2025 | 246.44 $* | 258.97 $* |
Jan-17-2025 | 244.75 $* | 256.67 $* |
Technical Parameters | ||
communication method | NB-IoT | |
Illumination acquisition range | 0.1 lx~10000 lx | |
Illumination acquisition accuracy | (Relative indication error is better than) 4% | |
Ultraviolet ray collection range | 0.02-230μW/cm2 (peak wavelength 365nm±3nm+-3 nm, peak half-height width Δλ≤15nm) | |
Ultraviolet ray acquisition accuracy | (The relative indication error is better than 8% | |
Ultraviolet ray acquisition accuracy | (Angle response error is better than) 10% | |
Temperature acquisition range | -20℃~50℃ | |
Humidity acquisition range | 0%RH~98%RH | |
Temperature acquisition accuracy | ±0.3℃@(15℃~30℃);±0.9℃@(-5℃~40℃) | |
Humidity acquisition accuracy | ±2.0% RH @ (40%RH~80%RH); ±4.0% RH @ (80%RH~90%RH) | |
Power supply mode | Battery power supply | |
Protection grade | IP20 | |
environmental parameter | ||
Ambient temperature | -5℃~40℃ | |
Relative humidity | ≤90%RH | |
atmospheric pressure | 80kPa~106kPa | |
Mechanical environment | An occasion where there is no significant vibration or shock. |
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