31. März 2023 um 11:03 #1 Hi,When I unpacked the RGBW2 I found a little black unit with four leads. I could not find any mention of it in the manual or the diagram.What is it and where should I connect it?-Arvid
31. März 2023 um 11:51 #2 The black thing is an optocoupler and separates low voltage from mains:9FDF63B3-69B8-4EA0-96AE-D7B32051F6B8.jpeg