EM400-MUD – LoRaWAN/NB-IoT Ultrasonic Level Sensor with Tilt – Milesight
 General Description
 Milesight 's EM400-MUD is a high-precision ultrasonic level sensor designed for distance measurement applications in outdoor or industrial environments. It supports LoRaWAN® and NB-IoT/Cat M1 networks, and features advanced features such as tilt detection, GNSS geolocation (in cellular version), and a battery life of over 10 years. Thanks to its robustness (IP67), it is ideal for waste management, smart parking, tanks and silos.
 Targeted Applications
-  Level measurement in tanks, containers, silos
 
-  Smart waste management
 
-  Smart parking (parking mode)
 
-  GNSS Asset Tracking (NB-IoT version)
 
 Highlights
-  Ultrasonic sensor with 1 mm resolution and dynamic accuracy
 
-  Dual connectivity: LoRaWAN® or NB-IoT/Cat M1
 
-  Integrated tilt and temperature
 
-  GNSS for geolocation (cellular version only)
 
 - Standard, bin, and parking modes
 
-  Up to 10 years of battery life depending on use
 
-  IP67 waterproof enclosure with wall mounting
 
 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 | 
|  Technology | 
 Ultrasonic | 
|  Detection range | 
 3 ~ 450 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) | 
|  GNSS (NB-IoT only) | 
 Latitude / Longitude (resolution 0.000001) | 
|  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 mode and protocol) | 
|  Operating temperature | 
 -30°C to +70°C | 
 | Relative humidity | 
 ≤95% (non-condensing) | 
|  Protection index | 
 IP67 | 
|  Dimensions | 
 118 × 65 × 32.5 mm | 
|  Materials | 
 ABS + PC (flame retardant), gray/black | 
|  Facility | 
 Mounting on flat surface with screws | 
 Interfaces and Connectors
 The EM400-MUD is configured via NFC and has operating modes adapted to different use cases (standard, bin, parking). Its lithium battery power guarantees long-term operation even in harsh environments.
 Pack Contents
-  1 × EM400-MUD Sensor
 
-  1 × User Guide
 
-  1 × Mounting Kit