EM400-UDL – LoRaWAN/NB-IoT Long Range Ultrasonic Level Sensor – Milesight
 General Description
 Milesight 's EM400-UDL is a high-range ultrasonic level sensor capable of measuring distances up to 10 meters with dynamic accuracy. It is compatible with LoRaWAN® and NB-IoT/Cat M1 networks, depending on the version chosen. Designed for outdoor environments and harsh conditions, it offers a battery life of more than 10 years, tilt detection, and simple setup via NFC. It is available in several colors depending on the model (C050/C100, W050/W100, S050).
 Targeted Applications
-  Monitoring the level of containers, tanks or silos
 
-  Smart waste management
 
-  Level measurement in industrial or municipal environments
 
-  Long-term outdoor deployment with LPWAN connectivity
 
 Highlights
-  Range up to 10 meters (depending on model)
 
-  Dual LoRaWAN® or NB-IoT connectivity
 
-  1 mm resolution and dynamic precision
 
-  Built-in tilt detection
 
 - Up to 10 years of battery life
 
-  IP67 protection rating
 
-  Configuration via NFC mobile application
 
 Technical Specifications 
|  Wireless Transmission | 
|  LoRaWAN® | 
 CN470 / EU868 / RU864 / IN865 / AU915 / US915 / KR920 / AS923-1/2/3/4 | 
|  Transmit power | 
 16 dBm (868 MHz) / 19 dBm (470 MHz) / 22 dBm (915 MHz) | 
|  Sensitivity | 
 -137 dBm @300bps | 
|  Fashion | 
 OTAA / ABP – Class A | 
|  NB-IoT / Cat M1 | 
 Global bands Cat M1 and NB2 | 
|  SIM card | 
 1 × Micro SIM (3FF) | 
|  Protocols | 
 TCP / UDP / MQTT / AWS / Milesight IoT Cloud | 
|  Measure | 
|  Detection range | 
 C050: 25–500 cm / C100: 25–1000 cm | 
|  Precision | 
 ± (1+0.3% × S) cm, S = distance (from -15°C to 60°C) | 
|  Resolution | 
 1 mm | 
|  Tilt | 
 Normal / Tilt | 
|  Temperature | 
 -40°C to 125°C (resolution 0.1°C) | 
|  Configuration | 
|  Ignition | 
 NFC or internal button | 
|  Configuration | 
 Via NFC mobile application | 
|  Physical Characteristics | 
|  Food | 
 2 × ER26500 (Li-SOCL2) 9000 mAh batteries | 
|  Autonomy | 
 >10 years (depending on protocol and configuration) | 
|  Operating temperature | 
 -30°C to +70°C | 
|  Relative humidity | 
 ≤95% (non-condensing) | 
|  Protection index | 
 IP67 | 
 | Dimensions | 
 118 × 65 × 80 mm | 
|  Materials | 
 ABS + PC (flame retardant) | 
|  Colors | 
 Black/Grey (C050/C100), Grey (W050/W100/S050) | 
|  Facility | 
 Mounting on flat surface with screws | 
 Interfaces and Connectors
 The EM400-UDL is ready for long-term deployment with self-powered power, NFC configuration, and LPWAN protocol. Its rugged design makes it ideal for challenging industrial or outdoor environments.
 Pack Contents
-  1 × EM400-UDL Sensor
 
-  1 × User Guide
 
-  1 × Mounting Kit