Thanks, finally I found the time to test it again and now suddenly everything works.
Here are my settings:
UID: knx:ip:196deb21b0
label: KNX/IP Gateway
thingTypeUID: knx:ip
configuration:
useNAT: false
readRetriesLimit: 3
ipAddress: 192.168.1.10
localIp: 192.168.1.57
autoReconnectPeriod: 60
type: TUNNEL
localSourceAddr: 0.0.0
readingPause: 50
portNumber: 3671
responseTimeout: 10
UID: knx:device:196deb21b0:FBHeizung
label: FB Heizung
thingTypeUID: knx:device
configuration:
pingInterval: 600
address: 1.1.14
readInterval: 0
fetch: false
bridgeUID: knx:ip:196deb21b0
channels:
- id: EZStellwert
channelTypeUID: knx:number
label: EZ FB Heizung Stellwert
description: null
configuration:
ga: 5.001:<4/0/3
- id: KuecheStellwert
channelTypeUID: knx:number
label: Kueche FB Heizung Stellwert
description: null
configuration:
ga: 5.001:<4/0/23
- id: UGAnbauStellwert
channelTypeUID: knx:number
label: UG Anbau FB Heizung Stellwert
description: null
configuration:
ga: 5.001:<4/0/43
Metadata: %.2f