Yes, the jumpers go from the bread board to the 1-8 pins on the relay board.
The wall wart in the diagram you refer to is for 24v AC to power the sprinkler valves only. Not the relay boards.
To power the boards you will also need a power source of the appropriate voltage for the boards (e.g. 5V DC).
Check our this YouTube video for details:
https://www.youtube.com/watch?v=Ur0w7VeLX08
Dan
The wall wart in the diagram you refer to is for 24v AC to power the sprinkler valves only. Not the relay boards.
To power the boards you will also need a power source of the appropriate voltage for the boards (e.g. 5V DC).
Check our this YouTube video for details:
https://www.youtube.com/watch?v=Ur0w7VeLX08
Dan
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