HELIA Technology Report
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EM300-TH is a compact environment monitoring sensor for measurement of temperature and humidity and transmitting data using LoRaWAN® technology. With this low power consumption technology, EM300-TH can work up to 5 years with 4000 mAh battery. Combining with Milesight LoRaWAN® gateway and Milesight IoT Cloud solution, users can manage all sensor data remotely and visually.
EM300-TH is widely used for both indoor and outdoor applications such as offices, hospitals, factories, greenhouses, etc.
Features
- Embedded with Sensirion high-precision sensor chip
- Ultra-wide-distance transmission up to line of sight of 10km
- IP67 UV-resistant and waterproof enclosure for harsh environment applications
- Built-in 4000 mAh replaceable battery and works for 5 years without replacement
- Equipped with NFC for easily configuration
- Compliant with standard LoRaWAN® gateways and network servers
- Quick and easy management with Milesight IoT Cloud solution
Specifications
Wireless Transmission
- Technology
- LoRaWAN®
- Frequency
- CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923
- Tx Power
- 16dBm(868)/20dBm(915)/19dBm(470)
- Sensitivity
- -147dBm @300bps
- Mode
- OTAA/ABP Class A
Measurement
Temperature
- Range
- -30°C to + 70°C
- Accuracy
- 0°C to + 70°C (+/- 0.3°C), -30°C to 0°C (+/- 0.6°C)
- Resolution
- 0.1°C
Humidity
- Range
- 0% to 100% RH
- Accuracy
- 10% to 90% RH (+/- 3%), below 10% and above 90% RH (+/- 5%)
- Resolution
- 0.5% RH
Operation
- Power On & Off
- NFC, power button (Internal)
- Configuration
- Mobile APP(via NFC) or PC software(via USB Type-C)
Physical Characteristics
- Power Supply
- 1 × 4000 mAh ER18505 Li-SOCL2 battery (extendable to 2 batteries)
- Battery Life*
- >5 years (10 min interval, SF10)
- Operating Temperature
- -30°C to +70°C
- Relative Humidity
- 0% to 100% (non-condensing)
- Ingress Protection
- IP67
- Dimension
- 88.5 × 85.3 × 27 mm (3.48 × 3.36 × 1.06 in)
- Installation
- Wall Mounting