Milesight EM500-UDL

EM500-UDL ultrasonic level sensor is a longrange wirelesss ensor compatible with standard LoRaWAN protocol. Combining with the advanced LoRa technology and 1900 0mAh battery make it a low power consumption product with years-long use life. It can measure the distance to a wide range of objects by using ultra sonic sound waves and provides highly accurate continuous level measurement of most liquid material.


Applications

• Water level monitoring in running water
• Flood monitoring
• Waste water management, sewer system monitoring
• Level/depthmonitoringinwatertanks
• Smart agriculture: fill level monitoring in grain, fertilizer or pellets silos
• Snow level monitoring

Specifications

LoRaWAN


Frequency
EU433 /CN470 /IN865 /EU868 /RU864 /US915 /AU915 /KR920 /AS923

TxPower
16dBm (868) / 20dBm (915) / 19dBm (470)

Sensitivity
-147 dBm @ 300 bps

Mode
OTAA / ABP Class A

Antenna
Integrated ceramic antenna



Distance Measurement


Range
0.3-5 m / 0.5-10 m
(Customizable for snow level detection)

Resolution
1 mm

Accuracy ±1 %



Physical Characteristics


Power Supply
19000 mAh Li-SOCL2 battery

Battery Life
6 years (10 min interval, SF12)
> 10 years (10 min interval, SF7)

Operating Temperature
-30 °C to +65 °C

Ingress Protection
IP66 (IP67 as required)

Dimension
156.1×71×69.5mm

Mounting
Pole, wall, DIN Rail



Operation


Power On & Off
NFC, power button (Internal)

Configuration
Mobile APP or PC software via NFC or USB Type-C

ORDERING INFORMATION

Model	Measuring Range
EM500-UDL-W050	0.3-5m
EM500-UDL-W100	0.5-10m