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Specifications
Humidity:
-
Mfr. Part #:
314990738
Key Attributes
Model Number:
314990738
Product Description
Product Overview
The S-YM-01 is a Leaf Wetness and Temperature Sensor designed for long-term monitoring. It features a resin-sealed plastic body and measures leaf wetness proportionally to the percentage of the sensing area covered with water, alongside temperature. The sensor offers multiple output interfaces including RS485 Modbus-RTU, Analog Voltage, and Analog Current. Its applications span science research, bacteria prevention, foliage dressing spraying, greenhouse management, and smart agriculture.
Product Attributes
- Brand: Seeed Technology Co., Ltd.
- Material: Epoxy resin (sensor sealed)
- Waterproof Rating: IP68
- Cable Length: 2 meters
- Certifications: Built-in TVS/ESD protection
Technical Specifications
| Parameter | Value | Unit | Details |
| Output Interface | RS485 Modbus-RTU | ||
| Power Supply | 3.6-30V | DC | |
| Power Consumption | 6 | mA@24V DC | |
| Leaf Wetness Measurement | Range: 0-100%, Resolution: 0.1%, Accuracy: 5% | % | FDR measurement technique |
| Temperature Measurement | Range: -40~80C, Resolution: 0.1C, Accuracy: 0.5C | C | Temperature compensation range: -40~80C |
| Operating Temperature | -40~85 | C | |
| Dimension | 65*13*145 | mm | |
| Modbus Slave Address | 0-255 | Default: 1 | |
| Baud Rate | 0-5 | 0:1200bps, 1:2400bps, 2:4800bps, 3:9600bps, 4:19200bps, 5:38400bps. Default: 3 (9600bps) | |
| Parity | 0-2 | 0:None, 1:Even, 2:Odd. Default: 0 (None) | |
| Data Bits | 1 | 1: 8 databits. Default: 1 | |
| Stop Bits | 0-1 | 0: 1 stopbit, 1: 2 stopbits. Default: 0 (1 stopbit) |
2411121011_Seeed-314990738_C17324878.pdf
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