Air temperature and humidity sensor
The sensor RY-WS301 combines in a single body the air temperature and the relative humidity and air pressure transducers which makes it compact and cost saving.
| Measture item | Range | Resolution | Accuracy |
| Atmospheric temperature | -40-60℃ | 0.01℃ | ±0.3℃（25℃） |
| Atmospheric humidity | 0-100%RH | 0.01%RH | ±3%RH |
| Atmospheric pressure | 300-1100hpa | 0.1hpa | ±0.5hpa（0-30℃） |
| Working voltage | DC7.5-24V | ||
| Power consumption | DC12V<20MA | ||
| Output | RS485(Modbus) | ||
| Cable length | 1.5m | ||
| Ingress Protection | IP65 | ||
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