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Files

Schematic

Layout

3D View

SL1

SL2

U1

Manufacturer Part Number

AP2112K-3.3TRG1

C1

Capacitance

1uF

R4

Resistance

10KΩ

J5

R1

Resistance

1KΩ

R3

Resistance

10KΩ

C2

Capacitance

1uF

J1

J3

J2

Q3

Manufacturer Part Number

BSS138

Q2

Manufacturer Part Number

BSS138

J6

SW2

SW1

Note 1

Line 1

Sensor MH-19

Line 2

Intelligent Infrared CO2 Module

Line 3

------------------------------------------------------------

Line 4

https://www.winsen-sensor.com/d/files/PDF/Infrared%20Gas%20Sensor/NDIR%20CO2%20SENSOR/MH-Z19%20CO2%20Ver1.0.pdf

Note 2

Line 2

Sensor VEML6075

Line 3

UV Light Sensor

Line 4

-----------------------------------------------------------

Line 5

https://www.sparkfun.com/products/15089

LED1

U2

ENVIRONMENTAL EXPOSURE RISK METER