86/115
V07-19.0
•
Press 4 times
Setting of the sort order for the alarm list / alarm history, delete alarm list / alarm history
A priority / alarm class is displayed for each alarm, which can be changed by a service engineer.
With this priority is signalized, whether it is a very critical or non-critical event.
•
Danger
It is a very critical alarm, which requires an immediate switchoff of the AHU
•
Alarm / A
Critical alarm; it may lead to the switchoff of the AHU, or the AHU may continue to run. The
affected component of the AHU is usually not fully functional (e.g. recovery alarm).
•
Warning / B
Alarm with low priority; the AHU is not switched off. Shows a fault, which should be corrected
to ensure a reliable operation of the AHU (e.g. sensor failure).
•
Maintain / C
Warning message; the AHU is not switched off. Usually shows no failure, but only the need
to check a component of the AHU (e.g. dirty filter)
21.2 Alarm list, alarm list detail
The alarm list displays all unacknowledged or still active alarms. The alarms can be acknowledged
via the first line (login is necessary).
By selecting another line details can be called up, which show the priority of the alarm, date / time of
the occurrence.
Alarm list 1/4
Acknowledge
Passive 19
+ Compressor 1: FeedBack
+ Return humidity: UnderRange
+ Return temp.: No Sensor
Figure 104:
Alarmlist
Alarm list detail 1/3
+ Return temp.: NoSensor
1
High(A)
29.07.2011
08:53:11
Figure 105:
Alarm list detail
Important: Try to perform the following points for troubleshooting:
•
Note alarm(s) and correct the cause of the failure(s); further helpful information is in
chapter 21.5 / Table 33
