$1200$	RTT-IO-Unit [$1203$]
$1910$	$1911$	$1912$	$1913$	$1914$	$1915$	$1916$	$1917$	$1918$	$1919$
$1920$

	Type	Message Text	Status
1	RTT Warning	$1930$	$1938$
2	RTT Alarm	$1931$	$1939$
3	Temperature Sensor	$1932$		$1942$	$1099$
4	Temp.diff Filter	$1933$		$1943$	K
$1299$
$1205$