Small update: after clicking the button 3 times on the FGSD-002 a couple of times, the temperature sensor popped up in Domoticz. Still not sure why everything else shows as light/switch, subtype switch. Also, the temperature sensor has ID 0501, the other IDs are all prefixed with more zeros (eg ...

I am having issues with the FGSD002 as well. I'm using a Raspberry Pi 3 Model B, fresh Domoticz (image) version 4834, Aeotec Z-Stick Gen5. The smoke sensor was included in the Z-Wave network without issues, but if I click Devices everything is classified as Type 'Light/Switch', SubType 'Switch ...