Current physical installation with labeled photo.

 The devices are labeled A-I. 

A: actuator power supply booster.

B: booster relay control board.

C: actuator direction control relay board.

D: screw terminal block expansion board.

E: expansion board on top of Raspberry Pi 3B+.

F:  Raspberry Pi 3B+.

G: ADS1115 analog-to-digital converter (ADC) for the solar sensor mini-array.

H: solar array charge controller.

I: Inverter, 12VDC to 110VAC converter, 1KW.

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