Project:Traffic Lights: Difference between revisions

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The bulbs run on 240v from the mains, theyre isolated from the USB side by 3 solid-state opto-isolated relays. There is a board inside the red module that contains the electronic parts. DO NOT OPEN IT WHILST THE MAINS ARE CONNECTED. The right hand traces of the board will be at 240V and there is NO ground connection
The bulbs run on 240v from the mains, theyre isolated from the USB side by 3 solid-state opto-isolated relays. There is a board inside the red module that contains the electronic parts. DO NOT OPEN IT WHILST THE MAINS ARE CONNECTED. The right hand traces of the board will be at 240V and there is NO ground connection
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