Milesight
Milesight EM500-SMTC-868M Soil Moisture, Temperature and Electrical Conductivity Sensor (MEC20)
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Milesight EM500-SMTC-868M Soil Moisture, Temperature and Electrical Conductivity Sensor (MEC20)
EUCA Head Office
Clearwater Office Park
Parkhaven, Block H Ground Floor
Boksburg
Gauteng
1459
South Africa
The Milesight UC501-868M is a LoRaWAN®-based IoT controller designed for remote control and monitoring of solenoid valves, pumps, and other field equipment. Featuring two relay outputs and two digital inputs, it enables automated control and status monitoring in water management, irrigation, agriculture, and industrial applications.
With its rugged IP67 enclosure, long battery life of up to 11 years, and long-range LoRaWAN connectivity, the UC501 provides a reliable solution for deploying remote automation systems without the need for wired infrastructure. Configuration is simplified through NFC technology and the Milesight ToolBox mobile application.
Key Features
- Remote control of solenoid valves and pumps
- LoRaWAN® long-range wireless communication
- 2 relay outputs for device control
- 2 digital inputs for status monitoring
- Ultra-low power consumption
- Battery life up to 11 years
- IP67 waterproof and dustproof enclosure
- NFC configuration via smartphone
- Real-time monitoring and control
- Suitable for irrigation, water management, and industrial automation
- Easy integration with LoRaWAN gateways and IoT platforms
Specifications
| Attribute | Specification |
|---|---|
| Product Name | Milesight EM500-SMTC |
| Model | EM500-SMTC-868M |
| Product Type | LoRaWAN® Soil Moisture, Temperature & Electrical Conductivity Sensor |
| Communication Technology | LoRaWAN®, Milesight D2D |
| Frequency Band | 868 MHz (EU868) |
| Antenna | Internal Antenna |
| LoRaWAN Mode | OTAA / ABP Class A |
| Moisture Measurement Range | 0% – 100% |
| Moisture Accuracy | ±2% (0–50%), ±3% (50–100%) |
| Moisture Resolution | 0.0001 |
| Temperature Measurement Range | -40°C to +80°C |
| Temperature Accuracy | ±0.5°C |
| Temperature Resolution | 0.1°C |
| Electrical Conductivity Range | 0 – 20,000 µS/cm |
| Conductivity Accuracy | ±3% (0–10,000 µS/cm), ±5% (10,000–20,000 µS/cm) |
| Conductivity Resolution | 10 µS/cm (0–10,000), 50 µS/cm (10,000–20,000) |
| Cable Length | 2 m |
| Power Supply | 1 × 19,000 mAh ER34615 Li-SOCl₂ Battery |
| Battery Life | Up to 10 years (application dependent) |
| Data Storage | 1,000 records |
| Advanced Features | Data Storage, Data Retransmission, Data Retrieval, Threshold Alarm, Temperature Change Alarm |
| Configuration | NFC, Mobile App, USB Type-C, Downlink |
| Operating Temperature | -30°C to +70°C |
| Operating Humidity | 0% – 100% RH (Non-condensing) |
| Ingress Protection | Transceiver: IP67 / Soil Probe: IP68 |
| Housing Material | ABS + PC (Transceiver), Epoxy Resin + Stainless Steel (Probe) |
| Installation | Pole Mount, Wall Mount, DIN Rail Mount, Buried Sensor Installation |
| Certifications | CE, FCC, ISED, ICASA, Telec, RoHS |
| Sensor Probe Length | 50 mm |
| Dimensions (Transceiver) | 105.4 × 71 × 69.5 mm |
| Weight (Transceiver) | 328 g |
| Weight (Soil Sensor) | 138 g |