Level and Distance Sensors

Milesight EM400-UDL-N03GL, PN: W100 is a professional ultrasonic distance and level sensor with NB-IoT / LTE Cat M1 and GNSS positioning. The W100 variant enables non-contact measurement within a range of 0,5–10 m, with an accuracy of ±1% FS and 1 mm resolution. It is suitable for monitoring water levels, tanks, wells, sewerage, and other distributed outdoor assets.

The EM400-UDL features an enclosure IP67, a 3-axis accelerometer, an internal NTC temperature sensor, threshold alarms, and NFC configuration. Two replaceable 9000 mAh ER26500 Li-SOCl₂ batteries provide approximately 10 Years of Operation with TCP/UDP or approximately 5 years with MQTT/AWS under the manufacturer's test conditions. The N03GL version uses cellular connectivity and GNSS, so it does not require a LoRaWAN gateway.

Milesight EM400-UDL-N03GL, PN: W050 is a professional ultrasonic distance and level sensor with NB-IoT / LTE Cat M1 and GNSS positioning. The Pro W050 variant enables non-contact measurement within a range of 0,3–5 m, with an accuracy of ±1% FS and 1 mm resolution, making it suitable for monitoring tanks, wells, sewerage, and water infrastructure.

The device features an enclosure IP67, a 3-axis accelerometer, an internal NTC temperature sensor, threshold alarms, and NFC configuration. Two replaceable 9000 mAh ER26500 Li-SOCl₂ batteries provide approximately 10 Years of Operation with TCP/UDP or approximately 5 years with MQTT/AWS under the manufacturer's test conditions. Cellular connectivity enables operation without a LoRaWAN gateway.

Milesight EM500-UDL-868M, PN: W050 is an industrial ultrasonic distance and level sensor with LoRaWAN EU868. The W050 variant enables non-contact measurement within a range of 0,3–5 m, with an accuracy of ±1% FS and 1 mm resolution. It is suitable for monitoring liquid levels in tanks, reservoirs, and outdoor installations as well as for measuring distance to objects.

The EM500-UDL features an enclosure IP67, memory 1000 Records, data retransmission, a threshold alarm, and a value-change alarm. The 19 000 mAh Li-SOCl₂ battery provides up to 10 Years of Operation under the manufacturer's test conditions, while configuration via NFC, USB-C, or LoRaWAN downlink simplifies commissioning and device operation.

Milesight EM400-UDL-868M, PN: W050 is a professional ultrasonic distance and level sensor with LoRaWAN EU868. The Pro W050 variant enables non-contact measurement within a range of 0,3–5 m, with an accuracy of ±1% FS and 1 mm resolution. It is suitable for monitoring tanks, wells, sewerage, retention tanks, and water and outdoor infrastructure.

The device features an enclosure IP67, a 3-axis accelerometer, an internal NTC temperature sensor, threshold alarm, calibration, and Tilt & Distance Switch. Two replaceable ER26500 Li-SOCl₂ batteries with 9000 mAh each provide more than 10 Years of Operation under the manufacturer's test conditions. Configuration is performed via NFC and the Milesight ToolBox app.

Milesight EM411-RDL-868M is an industrial radar distance and level sensor with LoRaWAN EU868, also designed for operation in potentially explosive atmospheres ATEX Zone 0 – Ex ia IIC T4 Ga. The 60 GHz millimetre-wave radar enables non-contact measurement of liquids and smooth solid surfaces within a range of 0,3–12 m, with a resolution of 1 mm and a narrow 8° beam.

The variant without an additional PN designation features an internal LoRaWAN antenna and a process connection G 1½". The PVDF enclosure provides an IP68 protection rating, while the 19 000 mAh Li-SOCl₂ battery enables approximately 7 years of operation under the manufacturer's test conditions. The sensor stores up to 2000 records and supports data retransmission, level alarms, radar diagnostics, and tilt monitoring.

Milesight EM500-SWL-868M, PN: L003-4846W is a submersible LoRaWAN EU868 water level sensor with a measurement range of 0–3 m H₂O. The hydrostatic vented-gauge probe measures liquid level with an accuracy of ±0,5% FS and a resolution of 0,01 m, making the device suitable for tanks, wells, rivers, canals, and water management systems.

The EM500-SWL features a transmitter enclosure IP67 and a submersible probe IP68. The 19 000 mAh Li-SOCl₂ battery provides up to 10 years of operation under specified test conditions, while memory for 1000 Records, data retransmission, threshold alarms, and NFC configuration support reliable remote water level monitoring.

Milesight EM410-RDL-L0CEU is an industrial radar distance and level sensor with direct LTE Cat.1. The 60 GHz millimetre-wave radar enables non-contact measurement of liquids and smooth solid surfaces within a range of 0,3–12 m, with a resolution of 1 mm, a narrow 8° beam, and accuracy reaching ±2 mm under optimal conditions.

The L0CEU version supports a Nano SIM and European LTE bands, so it does not require a LoRaWAN gateway. This variant features an internal antenna and a G 1½" thread. The PVDF enclosure provides an IP68 protection rating, while the 19 000 mAh Li-SOCl₂ battery provides approximately 5 Years of Operation under the manufacturer's test conditions.

Milesight EM400-UDL-N03GL, PN: C050 is a non-contact ultrasonic distance and level sensor with NB-IoT / LTE Cat M1 and GNSS positioning. The C050 variant measures distance within a range of 0,25–5 m, with a resolution of 1 mm and an accuracy of ±(1 + 0,3% × S) cm, making it suitable for monitoring water levels, tanks, wells, sewerage, and other outdoor installations.

The device features an enclosure IP67, a 3-axis accelerometer, an internal NTC temperature sensor, threshold alarms, and NFC configuration. Two replaceable 9000 mAh ER26500 Li-SOCl₂ batteries provide approximately 10 Years of Operation with TCP/UDP or approximately 5 years with MQTT/AWS under the manufacturer's test conditions. The cellular version also supports GNSS and does not require a LoRaWAN gateway.

Milesight EM400-UDL-N03GL, PN: C100 is a non-contact ultrasonic distance and level sensor with NB-IoT / LTE Cat M1 and built-in GNSS positioning. The C100 variant measures distance within a range of 0,25–10 m with a resolution of 1 mm, making it suitable for monitoring water levels, tanks, wells, sewerage, and other outdoor installations.

The device features an enclosure IP67, a 3-axis accelerometer, an NTC temperature sensor, threshold alarms, and NFC configuration. Two replaceable 9000 mAh ER26500 Li-SOCl₂ batteries provide approximately 10 Years of Operation with TCP/UDP or approximately 5 years with MQTT/AWS under the manufacturer's test conditions. The cellular version also supports GNSS and does not require a LoRaWAN gateway.

Milesight EM410-RDL-868M is an industrial radar distance and level sensor with LoRaWAN EU868. The 60 GHz millimetre-wave radar enables non-contact measurement of liquids and smooth solid surfaces within a range of 0,3–12 m, with 1 mm resolution, a narrow 8° beam, and accuracy reaching ±2 mm under optimal conditions.

The variant without an additional PN designation features an internal LoRaWAN antenna and a process connection G 1½". The IP68-rated PVDF enclosure, memory 2000 Records, data retransmission, level alarms, radar diagnostics, and a 3-axis accelerometer enable reliable monitoring of tanks, sewerage, wells, and water infrastructure.

Milesight EM400-UDL-868M, PN: C050 is a non-contact ultrasonic distance and level sensor with LoRaWAN EU868. The C050 variant enables measurement within a range of 0,25–5 m, with an accuracy of ±(1 + 0,3% × S) cm and 1 mm resolution, making it suitable for monitoring tanks, wells, sewerage, surface waters, and outdoor infrastructure.

The device features an enclosure IP67, a 3-axis accelerometer, an internal NTC temperature sensor, threshold alarm, calibration, and Tilt & Distance Switch. Two replaceable ER26500 Li-SOCl₂ batteries with 9000 mAh each provide more than 10 Years of Operation under the manufacturer's test conditions. Configuration is performed via NFC and the Milesight ToolBox app.

Milesight EM400-TLD-N03GL is a laser distance and fill-level sensor using ToF (Time of Flight) and communication NB-IoT / LTE Cat M1. Measurement range 2–350 cm, ±2 cm accuracy and 1 mm resolution enable precise monitoring of fill levels in small and medium containers, even at a short distance from the measured surface.

The device features a built-in 3-axis accelerometer for position monitoring, an NTC temperature sensor enabling detection of elevated temperature, and GNSS for device location. The IP67 enclosure, two replaceable 9000 mAh ER26500 batteries, NFC configuration, and direct cellular transmission enable autonomous Smart Waste systems without a LoRaWAN gateway.

Milesight EM400-MUD-N03GL, PN: B045-2 is a multifunctional ultrasonic distance and fill-level sensor with NB-IoT / LTE Cat M1 and GNSS positioning. It enables non-contact measurement across a wide range of 3–450 cm, with 1 mm resolution and a small blind zone. It was designed especially for monitoring medium and large waste containers, but can also be used for general distance and level measurements.

The EM400-MUD features 3-axis accelerometer for tilt detection and an NTC sensor enabling, among other things, detection of elevated temperature inside the container. The IP67 enclosure, two replaceable 9000 mAh ER26500 batteries, NFC configuration, GNSS, and direct cellular communication enable autonomous monitoring systems without a LoRaWAN gateway.

Milesight EM400-TLD-868M is a laser distance and fill-level sensor using ToF (Time of Flight) and communication LoRaWAN EU868. Measurement range 2–350 cm, ±2 cm accuracy and 1 mm resolution make it possible to monitor fill levels in small bins and containers with virtually none of the large conventional blind zone.

The device features 3-axis accelerometer for position monitoring, an internal NTC temperature sensor, a threshold alarm, and Tilt & Distance Switch. The enclosure IP67, two replaceable 9000 mAh ER26500 batteries, and NFC configuration enable many years of autonomous operation in Smart Waste and Smart City systems.

Milesight WS201-868M is a compact wireless fill-level sensor using ToF (Time of Flight) and communication LoRaWAN EU868. Measurement range 1–55 cm, ±1 cm accuracy and 1 mm resolution make it possible to monitor the amount of material in small containers, especially toilet paper dispensers.

The WS201 can report remaining quantity as a percentage and generate an alarm when the configured threshold is exceeded. The ultra-compact 66 × 38 × 12 mm enclosure, CR2450 battery, NFC configuration, and 3M tape mounting enable rapid deployment in toilets, hotels, offices, shopping centres, and other facilities.