Magnetic Contact Switch

Alarming for Unauthorized Entry in Real-Time

EM300-MCS
magnetic contact switch front small
magnetic contact switch left small
magnetic contact switch buttom small
  • IP67 Rated and UV Resistance
  • Detect Temperature, Humidity and Door/Window Status
  • High Sensitivity with 20 to 30 mm Open/Close Sensing Distance
  • Customized Alarm Reporting Interval/Times
  • Up to 10 Years Battery Life
  • FEATURES
  • MODELS
  • DOWNLOAD

Remote Control at
Your Fingertips

Remotely turn on/off the electrical appliance from your mobile phone

Advanced Alarm Settings

With customized alarm report interval and times, users are able to apply it flexibly in various scenarios.

3 Sensors in 1

EM300-MCS is equipped with temperature and humidity sensors for comprehensive monitoring in one device.

  • Temperature: + 0.3°C (0°C ~ 70°C)
  • Humidity: + 3% (10% ~ 90%)

Industrial Grade Design for Harsh Environment

  • IP67 Enclosure for Dust and Water Ingress
  • UV Resistance

Multi-Year Battery Operation

  • 1 × ER18505 Li-SOCL2 4000 mAh (8000 mAh optional) ensure more than 5 years' service life
  • Available for over 10 years

Support Retransmission for Reliable Communication

With support for data retransmission, the device guarantees that the web server gets all the data even if the network is down occasionally.

Store Capacity with 2,800 Sets of Historical Data Records

Data can be stored in the device and cannot be manually deleted, further securing the traceability of the reported information.

LoRaWAN® Based

  • Penetrating Signals: data transmission range up to 2 km in urban areas and 15 km in rural areas
  • High Compatibility: compliant with standard LoRaWAN® gateways and network servers

Cloud Data Management
Milesight IoT Cloud

  • Data Visualization Dashboard:
    All figures in a glance
  • Automatic Triggers:
    Interactive collaboration with Milesight IoT sensors
    to realize scene-based automation
  • Regular Reports & Real-Time Alerts:
    Data-based insights
  • Android & iOS App:
    Manage devices at your fingertips

NFC Configuration

Switching On/Off & Configuring the Devices Wirelessly

magnetic contact switch nfc configuration a

1st Step

Install the
Milesight ToolBox

magnetic contact switch nfc configuration b

2nd Step

Enable NFC and run ToolBox,
then attach your phone to the device

magnetic contact switch nfc configuration c

3rd Step

Verify the password
and start configuring

Explore More About NFC Configuration >>

Installation in Better Ways

magnetic contact switch nfc configuration installation

Specifications

Wireless Transmission
TechnologyLoRaWAN®
FrequencyCN470/IN865/RU864/EU868/US915/AU915/KR920/AS923
Tx Power16dBm(868)/20dBm(915)/19dBm(470)
Sensitivity-137dBm @300bps
ModeOTAA/ABP Class A
Measurement
Door Magnet
Detection Distance20-30 mm
Cable Length1.5 m
Temperature
Range-30°C to + 70°C
Accuracy0°C to + 70°C (+/- 0.3°C), -30°C to 0°C (+/- 0.6°C)
Resolution0.1°C
Humidity
Range0% to 100% RH
Accuracy10% to 90% RH (+/- 3%), below 10% and above 90% RH (+/- 5%)
Resolution0.5% RH
Operation
Power On & OffNFC, Power Button (Internal)
ConfigurationNFC Configuration via Mobile App
Physical Characteristics
Power Supply1 × 4000 mAh ER18505 Li-SOCL2 battery (extendable to 2 batteries)
Battery Life*10 years (10 min interval + 48 triggers per day)
Operating Temperature-30°C to +70°C
Relative Humidity0% to 100% (non-condensing)
Ingress ProtectionIP67
DimensionTransceiver: 105.6 × 85.3 × 27 mm (4.16 × 3.36 × 1.06 in)
Magnet: 32 × 15 × 8 mm (1.25 × 0.59 × 0.31 in)
InstallationWall Mounting
Approvals
RegulatoryCE, FCC, RoHS

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