Description:Indication of the severity of the highest active alarm. It provides a minimal error handling for devices without alarm support. However, the variable shall be filled even if alarms are supported. The following levels are defined:

Table 4 – Severity levels

Range of Severity	Description
0	No active message
1 – 333	Messages of low urgency (Information)
334 – 666	Messages of medium urgency (Warning)
667 – 1000	Messages of high urgency (Error)

Example:400