Many businesses and farms need to know exactly how high water is at any moment. Too much water can cause flooding, while too little can stop a pump or damage crops. Missing the right level often means costly repairs or lost harvest. The Milesight EM500-SWL Submersible, 0 ~ 3m Range LoRaWAN Water Level Sensor gives you precise, real-time data so you can act before a problem grows.
Milesight EM500-SWL Submersible, 0 ~ 3m Range LoRaWAN Water Level Sensor with Milesight
Imagine a sensor that talks straight to your cloud dashboard without wires. That is what this device does. It is a submersible water level sensor that works from 0 to 3 meters and sends data over LoRaWAN. If you have ever worried about a tank overflowing or a field drying out, this sensor removes the guesswork. Milesight built it to be rugged, accurate, and easy to install, so you can focus on running your operation.
Key Features
- LoRaWAN communication for long-range, low-power data.
- Internal antenna simplifies mounting.
- EU868 MHz frequency band compliance.
- Maximum 16 dBm transmission power.
- Sensitivity of -137 dBm at 300 bps.
- OTAA/ABP Class A activation modes.
- Vented gauge pressure type for stable readings.
- Measuring range from 0 m to 3 m of water.
- Resolution of 0.01 m for fine detail.
- 0.5 % FS accuracy and 0.3 % FS/year stability.
- IP68 rated sensor housing for full submersion.
- USB-C port for easy configuration and console access.
Note: This product is compatible with UK, Europe, and other EU868-supported countries. Not compatible with USA/Canada (US915), Australia (AU915), or other LoRaWAN frequency regions.
Specifications
| Wireless Transmission |
|
| Technology |
LoRaWAN® |
| Antenna |
Internal Antenna |
| Frequency |
EU868 MHz |
| Tx Power |
16dBm Max |
| Sensitivity |
-137dBm @300bps |
| Mode |
OTAA/ABP Class A |
| Measurement |
|
| Pressure Type |
Vented Gauge |
| Range |
0 ~ 3m ((H₂O) |
| Accuracy |
± 0.5% FS |
| Resolution |
0.01 m |
| Long-term Stability |
≤ ± 0.3% FS/year |
| Others |
|
| LED |
1 × LED Indicator (Internal) |
| Button |
1 × Power/Reset Button (Internal) |
| USB |
1 × USB Type-C (Internal) for Configuration and Console |
| Physical Characteristics |
|
| Operating Temperature |
Transceiver: -30°C~70°C
Level Sensor: -20°C~70°C
|
| Relative Humidity |
0% to 100% (non-condensing) |
| Ingress Protection |
Transceiver: IP67, Level Sensor: IP68 |
| Housing&Color |
Transceiver: ABS + PC, Grey
Level Sensor: Stainless Steel 304, Silver
|
| Dimension |
Transceiver: 105.4 × 71 × 69.5 mm (4.1 × 2.8 × 2.7 in)
Level Sensor: 130 × ф27 mm (5.1 × ф1.1 in)
|
| Installation |
Pole, Wall or DIN Rail Mounting |
| Approvals |
|
| Regulatory |
CE, FCC, ICASA, ISED, Telec |
| Environmental |
RoHS |
