Honeywell Series A User Manual page 72

3. Fieldbus Integration With Experion System
3.6. Notification Scheme
Processor ones. But, the fieldbus devices themselves own their alarm data and generate
the alarms, clears, and events.
Fieldbus devices use 0 to 15 as numeric priorities for alarm reporting. Experion alarms
use Journal, Low, High and Urgent as priorities with a sub-priority of 0 to 255. The
following table shows how fieldbus priorities are mapped to Experion priorities and
severities.
Fieldbus Alarm Priority
0
1
2
BLOCK_ERR bit 14
(power-up)
BLOCK_ERR bit 15 (Out-
of-Service)
2
All other bitstring
indications:
(BLOCK_ERR bits 0-13,
XD_ERROR bits 16-25)
2 (User selected)
3
4
5
6
7
8
9
10
72 Experion PKS Series A Fieldbus Interface Module User's Guide
Experion Alarm Priority
(Can never be seen by
FIM or above)
(Can never be seen by
FIM or above)
Journal
(Event System Only)
System Level Diagnostic
(High)
Journal
Low
Low
Low
Low
Low
High
High
High
Honeywell
Experion Alarm Severity
(Can never be seen by
FIM or above)
(Can never be seen by
FIM or above)
2
2
2
3
4
5
6
7
8
9
10
R400
July 2010