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Sensor beacon with temperature, humidity (SHT20) and acceleration (LIS3DHTR) sensors. Comprehensive product that can be used in many different modes: 1 channel advertising, 2 channels advertising, 1 + 2 advertising, sensor advertising and Meeblue fixed data. The two main advertising channels can be iBeacon, Eddystone UID, Eddystone URI or user defined. When sensor advertising, the main channels are disabled and advertising includes a unique id, temperature, humidity and battery voltage.

The accelerometer is only used for motion triggered broadcast and has adjustable threshold (32mg to 2032mg). The accelerometer is not available in advertising data.

The sensor detects  0 - 100% RH, ±3% typical, ±4.5% maximum (20% - 80% RH) and ±4.5% typical, ±7.5% maximum (0% - 100%), -40°C to 60°C 0.3°C / ±0.5°F typical, ±0.5°C / ±0.9°F maximum (0°C - 60°C), 0.7°C / ±1.3°F typical 1.2°C / ±2.2°F max ((-40°C to 60°C).

This beacon can also work as a sensor logger storing up to 312K (80985 records) of temperature/humidity data with a configurable storage interval of 1-240 minutes. Can store up to 56 days with a 1 minute storage update, available as files from the configuration app. Takes about a minute to download 80895 records.

Uses the energy efficient nRF52832 for a longer battery life. Pressing button in centre of beacon case turns off and on and can also be used for button triggered broadcast. LED light flashes when turned off and on.

Available in black and white. Larger battery variant also available.

iOS and Android configuration app.

Supplied with details how to access technical and programming information.


Beacons
Transmission iBeacon,Eddystone,acceleration
Battery size CR2450
Number of batteries 1
Battery included yes
Battery life 24 months @ 1s (depends on settings)
Size 43.7mm x 43.7mm x 11.7mm
Weight 17g
Waterproofing no
Includes sticker no
Password to configure yes
Power range 4dBm to -40dBm
Buzzer no
Temperature sensor yes
Humidity sensor yes
Accelerometer sensor yes
Motion triggered broadcast yes
Operation modes sleep, configuration, normal
Button press yes
On off switch yes
Chip NRF52832
Standby current 2.3uA
Working current 5.3mA
Transmit distance 70m
Android SDK no
iOS SDK no
Android config app no
iOS config app yes

M52-SA

  • Brand: Meeblue
  • Product Code: M52-SA
  • Stock: 8
  • £27.72

  • Ex vat: £23.10

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  • 0% VAT for VAT registered EU customers
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  • Fast 1-2 day delivery by UPS courier
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Tags: ibeacon, eddystone