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    Milesight environmental & building sensors — CO₂, temperature, leak, motion

    Environmental and building automation sensors connect via LoRaWAN to Vemcount. All are battery-powered, up to 5–10 years life, and configured via NFC using the Milesight ToolBox app. Gateway required: Milesight UG65/UG67 or SG50 → ttn.vemcount.app UDP 1700.

    WS202 — PIR & Light Sensor

    Combined passive infrared motion detector and ambient light sensor. Triggers lighting control, HVAC adjustments, or security alerts based on occupancy and light levels.

    Motion detection

    PIR sensor — detects people and animals

    Light detection

    Lux measurement — ambient light level

    Connectivity

    LoRaWAN, Milesight D2D

    Use cases

    Meeting room occupancy, lighting automation, energy management, security monitoring

    WS203 — Motion & Temperature/Humidity Sensor

    Motion detection combined with environmental monitoring. Ideal for HVAC automation — activating climate control only when the space is occupied.

    PIR coverage

    120° horizontal × 100° vertical, up to 6m range. Adjustable via different PIR covers.

    TH sensing

    High-precision temperature and humidity in real time

    Battery

    Up to 5 years — built-in 4000mAh ER18505 Li-SOCl₂

    Data storage

    Up to 1000 records with timestamps — retransmits when reconnected after network outage

    D2D

    Direct control of HVAC without gateway

    Use cases

    Office/meeting room HVAC automation, hotel room energy saving, retail comfort monitoring

    EM300-TH — Temperature & Humidity Sensor (Indoor/Outdoor)

    Industrial-grade IP67 temperature and humidity sensor. Suitable for indoor and outdoor deployments — offices, greenhouses, warehouses, cold chain, food storage.

    Accuracy

    ±0.3°C temperature, ±3% RH humidity (Sensirion SHT-31 chip)

    Range

    Temperature: -30°C to +70°C. Humidity: 0–100% RH

    Enclosure

    IP67 — dust and waterproof, UV-resistant

    Battery

    Up to 5 years standard (1× 4000mAh). Up to 10 years with second battery.

    Data storage

    3,000 historical records — retransmits on reconnect

    Configuration

    NFC via Milesight ToolBox or USB-C on Windows

    Use cases

    Cold chain monitoring, warehouse temperature, office comfort, HVAC zone sensing, greenhouse climate

    EM300-MLD — Membrane Leak Detection Sensor

    Flexible membrane-type leak detection for large surface areas — placed under raised floors, along pipe runs, or in plant rooms. Detects moisture presence across the membrane surface.

    Technology

    Membrane-based conductivity detection

    Connectivity

    LoRaWAN, D2D

    Use cases

    Under-floor leak detection, plant rooms, data centres, IT rooms, pipe corridors

    EM300-SLD — Spot Leak Detection Sensor

    Point-location water detection — placed at specific leak-prone points such as under sinks, around pipe joints, or at drain edges.

    Technology

    Spot conductivity probes

    Connectivity

    LoRaWAN, D2D

    Use cases

    Under sink, boiler, dishwasher, washing machine, HVAC unit water detection

    EM400-TLD — ToF Laser Distance Sensor

    Measures the distance to an object using a laser Time-of-Flight beam. Used to monitor fill levels in waste bins, containers, tanks, and other open-top vessels.

    Detection range

    2–350cm with very short blind zone

    Technology

    Laser ToF distance measurement

    Connectivity

    LoRaWAN, NB-IoT variants available

    Configuration

    NFC / Power button. Supports threshold alarms, periodic reports.

    Mounting

    Top-down inside container or bin. M4 mounting screws.

    Use cases

    Waste bin fill level (small bins), liquid tank monitoring, retail fixture stock level, small container management

    WS101 — Smart Button

    Wireless single-button trigger for any action — cleaning requests, emergency alerts, staff calls, or manual event logging. Battery-powered, no wiring needed.

    Connectivity

    LoRaWAN, D2D

    Actions

    Single press, double press, long press — each configurable to different actions

    Use cases

    Restroom cleaning request button, staff assistance call, manual footfall event trigger, emergency alert in accessible bathrooms

    AM Series — IAQ Sensors (CO₂, Temperature, Humidity)

    Indoor Air Quality sensors for monitoring CO₂ levels, temperature, and humidity. Essential for ventilation control, meeting room air quality management, and occupancy-driven HVAC systems.

    AM100/AM102

    CO₂, temperature, humidity, light, TVOC, barometric pressure (model-dependent)

    CO₂ technology

    NDIR (non-dispersive infrared) — most accurate method for CO₂ detection

    Display

    AM102 has built-in LCD screen showing real-time values

    Connectivity

    LoRaWAN

    Use cases

    Meeting room air quality, classroom CO₂ monitoring, office HVAC automation, smart building compliance

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