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Milesight EM400-UDL-868M – Ultrasonic Distance Sensor (LoRaWAN Version)
The Milesight EM400-UDL is a compact, non-contact ultrasonic distance sensor designed for precise liquid level or object distance measurement. With a rugged IP67 enclosure and up to 10 years of battery life, it’s ideal for outdoor use in harsh environments.
260,90 €
excl. 19% VAT plus Shipping Costs
1 in stock
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Product Description
Technical Details
The Milesight EM400-UDL-868M is a high-performance ultrasonic distance and liquid level sensor designed for non-contact measurements. Equipped with selectable probe versions ranging from 25 to 1000 cm, this sensor meets the needs of a wide variety of applications in industrial and environmental monitoring.
Its IP67-rated enclosure and internal damp-proof coating make it suitable for harsh outdoor conditions. The sensor includes dual 9000 mAh replaceable batteries, providing up to 10 years of service life under typical conditions.
Additional integrated sensors include a temperature sensor (NTC) for thermal monitoring and a 3-axis accelerometer for tilt detection. Thanks to its NFC configuration, the device is easy to set up via mobile app.
Compatible with Milesight LoRaWAN® gateways and Milesight IoT Cloud, the EM400-UDL enables efficient remote management and visualization of sensor data. It is ideally suited for applications such as water level monitoring, tank fill-level detection, and environmental tracking in both urban and rural scenarios.
| Technical Specifications – Milesight EM400-UDL-868M (LoRaWAN Version) | |
|---|---|
| Model | EM400-UDL-868M PN:C050 Standard |
| Function | Ultrasonic Distance & Liquid Level Measurement |
| Measurement Range | 25 – 500 cm (C050) / 25 – 1000 cm (C100) |
| Accuracy | ±(1 + 0.3% * S) cm, S = distance (-15°C to +60°C) |
| Resolution | 1 mm |
| Temperature Range | -40°C to +125°C |
| Temperature Resolution | 0.1°C |
| Tilt Detection | Via 3-axis accelerometer |
| Enclosure | IP67 waterproof, with internal damp-proof coating |
| Wireless Protocol | LoRaWAN® (OTAA/ABP, Class A) |
| Frequency Bands | CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1/2/3/4 |
| Tx Power | 16 dBm (868 MHz), 20 dBm (915 MHz), 19 dBm (470 MHz) |
| Sensitivity | -137 dBm @ 300 bps |
| Temperature Sensor | Integrated NTC sensor |
| LED Indicator | 1 × internal LED |
| Button | 1 × internal power/reset button |
| Power Supply | 2 × 9000 mAh ER26500 Li-SOCl₂ replaceable batteries |
| Battery Life | >10 years (LoRaWAN, 10-min interval, 25°C) |
| Software Functions | NFC config, calibration, alarms, tilt/distance switching |
| Enclosure Material | ABS + PC (UL94 V0) |
| Color | Black Gray (C050/C100), Gray (W050/W100) |
| Dimensions | 118 × 65 × 80 mm |
| Weight | 252.7 g (C050/C100), 246.6 g (W050/W100) incl. batteries |
| Operating Temperature | -30°C to +70°C |
| Humidity | ≤ 95% RH (non-condensing) |
| Installation | Flat-surface mounting with screws |
| Certifications | CE, FCC |
| Environmental Compliance | RoHS |
