Hello there,
I am trying to power multiple LEDs with a number of these circuits in parallel, but I don't understand why there is a LED symbol where the arrow points to the "opto-isolator in solid state relay." Any help understanding this would be greatly appreciated.
I am trying to power multiple LEDs with a number of these circuits in parallel, but I don't understand why there is a LED symbol where the arrow points to the "opto-isolator in solid state relay." Any help understanding this would be greatly appreciated.
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