Hi all,

Sorry was a little to quick / lazy. Google on the topic delivered my answer (thx https://www.zigbee2mqtt.io / Koenkk)
With a MQTT set command { "options": { "reset_limits": true } } and then open / close the B1 motor reinitalizes it limits.

Works fine now

I managed to connect my aqara B1 curtain motor to domoticz via zigbee2mqtt plugin and a zigbee usb dongle. I now see a blinds percentage slider in Domotics. However the aqara motor does not seem to know the rails length. Any idea how to initialize this. I do not have a xiami hub... Thanks PS : using ...