Name: Optocoupler Modular Module
Type: Adpater Board
Version: 2.0.0
Author: Dubravko Penezic
Copyright: Creative Commons BY-NC-SA v 3.0
Implemented function:

• Selectable power source on both side or use same for both side
• Selectable polarity on both side
• LED signaling
• PC817 Optocoupler chip
• Multi connection solution

PCB Top & Bottom image:

Schematic:

Bottom of the board (labele layer is wrongly mirrored)

Soldering resistors of 10K

Soldering resistor of 1K (notice it is place on LED labele)

Soldering LED (green dot is oriented to PCB side)

Soldering PC817 on top side of PCB (check dot on chip and white dot on PCB)

Soldering pin headers