Sorry for my late answer. I didn't get a notification about your answer.

Your hint was very helpful. I changed the switch type to "Blind Inverted". This is working very good .

Hello all, I'm using Domoticz with the HomeWizard plugin and this works really great. You even don't need to create commands to get the status of all switches and sensors of the HomeWizard items automatically. This works by default. The only thing is that I have 2 Intertechno ITL-500 devices ...

Hello all, I'm new to Domoticz, coming from openHAB and it was easy to get things running - after all prerequisites are fullfilled, i. e. Python for the HomeWizard plugin. It's cool to get the status of all HomeWizard items without programming the requests for this! I'm using Domoticz build 2020.2 ...