Environmental Sensors

Milesight WS202-868M is a compact LoRaWAN PIR occupancy and light intensity sensor designed for smart offices, schools, warehouses, and Smart Building systems. The sensor detects movement at a range of up to 8 m, with a maximum detection field of 120° horizontally and 100° vertically.

The built-in light sensor operates within a range of 1–60 000 lx and makes it possible to determine Bright/Dark status according to a configured threshold. Milesight D2D support enables direct control of compatible devices, such as lighting, without using a LoRaWAN gateway. The 1650 mAh battery provides approximately 4,2 years of operation at SF7/EU868 under the manufacturer's test conditions.

Milesight WS301-868M is a compact magnetic open/close sensor for doors, windows, cabinets, and other movable elements. The reed switch detects a change in the magnet position at a distance of approximately 10–15 mm and transmits the information via the LoRaWAN 868 MHz network.

The device features tamper detection, an LED indicator, and supports Milesight D2D, enabling direct cooperation with compatible Milesight devices. The fully wireless design, NFC configuration, and replaceable 1200 mAh battery make it easy to deploy door and window monitoring in offices, warehouses, technical facilities, and Smart Building systems.

Milesight WS203-868M is a wireless LoRaWAN occupancy, temperature, and humidity sensor designed for smart offices, buildings, hospitals, and other spaces requiring room utilisation monitoring. The PIR sensor detects movement at a range of up to 6 m, while interchangeable covers allow the detection field to be adapted to the installation location.

The WS203 measures temperature within a range of −20…+60°C with a typical accuracy of up to ±0,2°C and humidity from 0–100% RH with a typical accuracy of ±2% RH. The device features storage for 1000 records, data retransmission, Milesight D2D, NFC configuration, and a 4000 mAh battery providing up to approximately 10,7 years of operation under EU868/SF7 test conditions.

Milesight EM300-TH-868M is a wireless LoRaWAN temperature and humidity sensor designed for monitoring environmental conditions inside and outside buildings. The device measures temperature within a range of −30…+70°C and humidity 0–100% RH.

Sealed Enclosure IP67 with UV resistance, storage for 2800 records, data retransmission, and Milesight D2D make the EM300-TH suitable for warehouses, greenhouses, industrial plants, and Smart Building systems. The device is supplied as standard with a replaceable 4000 mAh battery, while an increased-capacity 8000 mAh version is also available.

Milesight AM102L-868M is a compact LoRaWAN temperature and humidity sensor designed for continuous monitoring of indoor conditions. The device measures temperature within a range of −20…+60°C and humidity 0–100% RH, providing a typical accuracy of up to ±0,2°C and ±2% RH.

Version AM102L has no display, enabling an exceptionally long battery life — more than 9 years at SF7/EU868 under the manufacturer's test conditions. The sensor features storage for 1280 records, threshold alarms, data retransmission, an LED indicator, and NFC configuration.

Milesight WS303-868M is a compact wireless LoRaWAN water leak sensor designed for rapid detection of conductive liquids. The built-in probes respond at a liquid level of approximately 0,5 mmwhile leak detection can be indicated locally by a buzzer and remotely through the monitoring system.

The device features an enclosure rated IP67supports Milesight D2D, and can directly trigger a compatible automation component, such as a valve controller. The replaceable CR2450 590 mAh battery provides up to approximately 5,7 years of operation, while the compact dimensions of 63 × 63 × 14 mm allow the sensor to be installed even in confined spaces.

Milesight WS302-868M is a wireless LoRaWAN sound level sensor designed for monitoring acoustic conditions in offices, schools, hotels, hospitals, and other indoor spaces. The device measures sound levels within a range of 30–120 dBA and 35–120 dBC, with an accuracy of ±3 dB and a resolution of 0,1 dB.

The WS302 supports A- and C-frequency weighting, Fast time weighting, and SPL Actual, Leq, and Lmax values. The built-in LED indicator can signal when a defined threshold is exceeded, while LoRaWAN 868 MHz communication enables remote monitoring without recording the content of conversations.

Milesight EM320-TH-868M PN: Magnet is a wireless LoRaWAN temperature and humidity sensor with magnetic mounting, designed for applications including cold storage facilities, refrigerators, food warehouses, and pharmaceutical storage. The device measures temperature within a range of −30…+60°C and humidity 0–100% RH, achieving a typical accuracy of up to ±0,2°C and ±2% RH.

Enclosure IP67 made of Food Grade material, compliance with EN12830, storage for 3000 records, and data retransmission make the EM320-TH suitable for demanding storage condition monitoring systems. Two replaceable 2700 mAh batteries provide more than 10 years of operation under the manufacturer's test conditions.

Milesight EM320-TH-868M is a wireless LoRaWAN temperature and humidity sensor designed for monitoring conditions in buildings, warehouses, industrial plants, greenhouses, and other facilities. The device measures temperature within a range of −30…+60°C and humidity 0–100% RH, achieving a typical accuracy of up to ±0,2°C and ±2% RH.

Enclosure IP67, storage for 3000 records, data retransmission, NFC configuration, and two replaceable 2700 mAh batteries enable many years of independent operation. The standard EM320-TH version is designed for wall or pole mounting and complies with EN12830.

Milesight TS201-868M is a compact LoRaWAN temperature sensor equipped with a detachable probe DS18B20. The device measures temperature within a range of −40…+125°Coffering a typical accuracy of ±0,5°C within the range −10…+85°C.

The 316 stainless steel Food Grade probe, IP67 device enclosure, and EN12830 compliance make the TS201 suitable for cold storage facilities, food and pharmaceutical warehouses, and other cold-chain applications. The sensor features local storage for 4000 records, data retransmission, rapid temperature-change alarms, and LoRaWAN 868 MHz communication.

Milesight AM102-868M is a compact LoRaWAN temperature and humidity sensor with a 2,13-inch E-Ink display. The device measures temperature within a range of −20…+60°C and humidity 0–100% RH, providing a typical accuracy of up to ±0,2°C and ±2% RH.

The AM102 features storage for 1280 Records, threshold alarms, data retransmission, and NFC configuration. Two replaceable ER14505 2700 mAh batteries provide more than 7 years of operation at SF7/EU868 under the manufacturer's test conditions, making the sensor suitable for offices, schools, museums, hospitals, and other Smart Building facilities.

Milesight TS201-868M PN: TH is a compact LoRaWAN temperature and humidity sensor equipped with an external detachable TH probe. The device measures temperature within a range of −40…+125°C and humidity 0–100% RHmaking it suitable for cold storage facilities, warehouses, pharmaceuticals, the food industry, and other applications requiring continuous condition monitoring.

The TS201 features an enclosure rated IP67storage for 4000 records, threshold alarms and rapid-change alarms, data retransmission, LoRaWAN 868 MHz communication, and Milesight D2D. In the TH version, the 2700 mAh battery provides up to approximately 9 years of operation at SF7/EU868 and a 10-minute reporting interval.

Milesight EM300-MCS-868M is a wireless magnetic sensor for monitoring the opening of doors, windows, cabinets, and other movable elements. The reed switch detects a change of state when the magnet is at a distance of 20–30 mmand information about the open or closed state is transmitted via the LoRaWAN network.

The device also measures temperature from −30 to +70°C and humidity from 0–100% RH. The IP67 enclosure with UV resistance, storage for 2800 records, Milesight D2D, and a replaceable 4000 mAh battery make the EM300-MCS suitable for monitoring technical rooms, warehouses, cabinets, doors, and industrial infrastructure.

Milesight EM300-SLD-868M is a point LoRaWAN leak sensor designed for rapid detection of water and other conductive liquids. The external probe connected by a cable with a length of 1,5 m responds when the liquid reaches a level of approximately 5 mm.

The device also measures temperature from −30 to +70°C and humidity from 0–100% RH. The IP67 enclosure, storage for 2800 records, data retransmission, Milesight D2D, and a replaceable 4000 mAh battery enable long-term monitoring of server rooms, technical rooms, water installations, basements, and other areas at risk of flooding.

Milesight EM320-TILT-868M is a wireless 3-axis LoRaWAN tilt and inclination sensor designed for monitoring changes in the position of structures, machines, and infrastructure elements. The device measures angle on the X, Y, and Z axes within a range of −90° to +90°with a resolution of 0,01° and an accuracy of ±1°.

Enclosure IP67battery power and the ability to define up to 36 alarm rules make the EM320-TILT suitable for applications including structures, construction machinery, barriers, poles, and other objects where a change in inclination may indicate displacement or an abnormal condition.

Milesight EM300-MLD-868M is a membrane LoRaWAN liquid leak sensor designed for monitoring larger surfaces at risk of flooding. The flexible detection film measuring 400 × 400 mm detects the presence of conductive liquids such as water, weak acids, and weak alkalis.

The device is suitable for applications including beneath equipment, server rooms, warehouses, technical cabinets, and water installations. The IP67 enclosure, storage for 1000 records, data retransmission, Milesight D2D, and replaceable 4000 mAh battery provide reliable monitoring and rapid response to detected leaks.

Milesight TS301-868M is a single-channel LoRaWAN data logger designed for monitoring temperature and humidity in cold storage facilities, warehouses, transport, and industrial processes. The M12 connector allows connection of one temperature probe, temperature and humidity probe, or magnetic door opening sensor.

The device features a clear LCD display, storage for 10 000 records, data export to CSV and PDF, threshold alarms, and data retransmission. The IP65 enclosure, battery or USB-C power, and LoRaWAN 868 MHz communication make the TS301 suitable for distributed monitoring systems and cold-chain applications.

Milesight EM300-ZLD-868M is a zonal LoRaWAN leak sensor designed for monitoring larger areas at risk of flooding. The detection cable with a standard length of 3 m detects the presence of conductive liquid, enabling protection of applications including pipelines, server rooms, technical rooms, and raised floors.

The device also measures temperature from −30 to +70°C and humidity from 0–100% RH. The IP67 enclosure, local storage for 2800 records, data retransmission, Milesight D2D, and a replaceable 4000 mAh battery enable long-term and independent infrastructure monitoring.

Milesight TS302-868M is a dual-channel LoRaWAN data logger designed for monitoring temperature and humidity in cold storage facilities, warehouses, transport, and industrial processes. Two M12 connectors allow simultaneous connection of two temperature / temperature and humidity probes or one measurement probe and a door opening sensor.

The device features a clear LCD display, storage for 10 000 recordsthe ability to export data to CSV or PDF, threshold alarms, and data retransmission. The IP65 enclosure, battery or USB-C power, and LoRaWAN 868 MHz communication make the TS302 suitable for distributed monitoring systems and cold-chain applications.

Milesight TS601-L0DEU is a compact temperature and humidity data logger with LTE Cat.1designed primarily for cold-chain monitoring during transport and storage of food, medicines, and other sensitive products. The built-in sensor measures temperature within a range of −35…+70°C and humidity from 0–100% RH.

The device does not require a LoRaWAN gateway — data is transmitted directly through the cellular network. The TS601 features an IP67 enclosure, storage for 5000 records, a light sensor for detecting opening of the cargo space, a 3-axis tilt sensor, cellular network-based positioning, and LED status and alarm indication.

Milesight TS101-868M is an integrated LoRaWAN temperature sensor with an insertion probe measuring 400 mmdesigned for monitoring temperature inside stored materials. The measurement range is −30…+70°Cwith a typical accuracy of ±0,5°C and a resolution of 0,1°C.

The 316 stainless steel Food Grade probe and phosphine-resistant IP67 enclosure make the TS101 suitable for applications including grain and tobacco storage, haystacks, and compost piles. The device features storage for 1200 records, data retransmission, a rapid temperature-change alarm, and a replaceable 4000 mAh battery providing up to 10 years of operation.

Milesight TS602-L0DEU is an industrial 4G LTE data logger designed for monitoring temperature and humidity during storage and transport of products requiring controlled conditions. The device works with interchangeable probes PT100, DS18B20, and temperature and humidityallowing the measurement range to be selected for a specific application.

The TS602 features a 0,96" OLED display, storage for 5000 records, light and tilt sensors, base-station positioning, and an IP67 enclosure. Data is transmitted directly via LTE Cat.1 using TCP, UDP, MQTT, AWS, or Milesight Development Platform, without the need for a LoRaWAN gateway.