Emerson MMI-20019043 Manuel D’Utilisation
•
To refresh the list of active or unacknowledged alarms, press Service Tools > Alerts >
Refresh Alerts
Refresh Alerts
.
9.4.5
Alarm data in transmitter memory
The transmitter maintains three sets of data for every alarm that is posted.
For each alarm occurrence, the following three sets of data are maintained in transmitter
memory:
memory:
•
Alert List
•
Alert Statistics
•
Recent Alerts
Alarm data in transmitter memory
Table 9-2:
Alarm data structure
Transmitter action if condition occurs
Contents
Clearing
Alert List
As determined by the alarm status bits, a list
of:
of:
•
All currently active alarms
•
All previously active alarms that have not
been acknowledged
been acknowledged
Cleared and regenerated with every transmit-
ter power cycle
ter power cycle
Alert Statistics
One record for each alarm (by alarm number)
that has occurred since the last master reset.
Each record contains:
that has occurred since the last master reset.
Each record contains:
•
A count of the number of occurrences
•
Timestamps for the most recent posting
and clearing
and clearing
Not cleared; maintained across transmitter
power cycles
power cycles
Recent Alerts
50 most recent alarm postings or alarm clear-
ings
ings
Not cleared; maintained across transmitter
power cycles
power cycles
9.5
Read totalizer and inventory values
Display
To read a totalizer or inventory value from the display, it must be configured as a display
variable.
variable.
ProLink II
ProLink
> Totalizer Control
ProLink III
View the desired variable on the main screen under Process Variables.
Field Communicator Service Tools > Variables > Totalizer Control
Transmitter operation
Configuration and Use Manual
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