Emerson 644 manual Problems with communications flowchart

Reference Manual

00809-0400-4728, Rev AA June 2011

Rosemount 644

Figure 3-2. Problems with communications flowchart

COMMUNICATIONS ESTABLISHED BUT HAVE “BLOCK_ERR” OR AN “ALARM” CONDITION.

See “PlantWeb™ Alerts” on page 3-6

Perform Recommended Action, see Table 3-1.

Yes

Problem Identified?

No

Read the following parameters in the Resource Block to determine the recommended action.

BLOCK_ERR (see Table 3-8)

SUMMARY_STATUS (see Table 3-9)

DETAILED_STATUS (see Table 3-10)

Problem Identified?

	Yes		No
Perform Recommended		For more detailed
Action, see Table 3-10.		information

Perform the following steps in the Sensor Transducer Block to determine the recommended action.

BLOCK_ERR (see Table 3-3)

XD_ERR (see Table 3-4)

DETAILED_STATUS (see Table 3-5)

RECOMMENDED_ACTION (see Table 3-5)

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

Perform Recommended

Action, see Table 3-7.

Problem Identified?

Yes

Perform Recommended Action, see Table 3-5.

No

If the problem persists contact your local Rosemount representative.

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