Reference Manual
00809-0400-4728, Rev AA
June 2011
3-17
Rosemount 644
Figure 3-2. Problems with communications flowchart

COMMUNICATIONS ESTABLISHED BUT HAVE

“BLOCK_ERR” OR AN “ALARM” CONDITION.

See “PlantWeb™ Alerts” on page3-6
Read the following parameters in the
Resource Block to determine the
recommended action.
BLOCK_ERR (see Table3-8)
SUMMARY_STATUS (see Table3-9)
DETAILED_STATUS (see Table 3-10)
Problem Identified?
Yes
No
Perform Recommended
Action, see Table3-10.
For more detailed
information
Perform the following steps in the Sensor
Transducer Block to determine the
recommended action.
BLOCK_ERR (see Table3-3)
XD_ERR (see Table3-4)
DETAILED_STATUS (see Table 3-5)
RECOMMENDED_ACTION (see Table3-5)
SENSOR_DETAILED STATUS (see Table 3-5)
If error condition does not exist
in the Resource Block then it is a
configuration problem, see “AI
BLOCK_ERR Conditions.” in
Table 3 -6
Problem Identified?
Yes
No
If the problem persists
contact your local
Rosemount representative.
Problem Identified?
Perform Recommended
Action, see Table3-5.
Yes
No
Perform Recommended
Action, see Table3-7.
Yes
No
Perform Recommended
Action, see Table3-1.
Problem Identified?