Octopus Analog UV sensor (GUVA-S12SD)

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Octopus Analog UV sensor (GUVA-S12SD)

Octopus Analog UV sensor (GUVA-S12SD) is the UV electric brick in our Octopus series, the basic design is from the Octopus electric bricks and the setting of its outlook, the PCB fixing hole and the connectors are the same.

It can measure the total UV intensity of the sunlight; linear signal voltage output; and it can be used as UV dosimeters, UV index instrument and flame detection,etc,.


  • Design for the occasions need reliable and concise UV index.

  • Support micro:bit in 3V.

  • Easy and convenient for connection.


Items Parameters
Name Octopus Analog UV sensor (GUVA-S12SD)
SKU EF04093
Working Voltage DC 3~5.5V
Connection Mode G-GND,V-VCC,S-signal pin
Test Precision ±1 UV INDEX
Wave length 200nm-370nm
Response Time Below 0.5 second
Size 38.9x23.5mm
Net weight 5g

Quick to Start

Hardware Connection

Connect the module with the wire(with buckle) to the PI pins on the Octopus:bit, insert the micro:bit to the Octopus:bit.

Software Programming

Programme in the makecode and analog read P1 to get the intensity of the UV that would be displayed on the micro:bit. Links: https://makecode.microbit.org/_4urWJCMeuh4L


The UV intensity is showing on the micro:bit.

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