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Recent content by user_id_for_q

  1. U

    Using earth for dry contact switch

    In case it helps anyone, I've just had a near-miss with one of these Sonoff Mini R2 devices. I too thought the switch connections were at a low safe voltage and so attempted a quick job without disconnecting the mains! All I was doing was swapping one switch for another so I unscrewed the 2-core...
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