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Reference, Installation, and Operations Manual
Section 6: Meter operation
3-9000-743 Rev S
June 2013
System log
253
6.6.5
System log
The Mark III meter logs all system messages in the system log. The meter can store up to 100
system records. The user can select whether old, unread records can be overwritten by new
records when the log becomes full via the data point
system records. The user can select whether old, unread records can be overwritten by new
records when the log becomes full via the data point
DoOverwriteUnreadSystemLog. This
point can be modified using the Daniel MeterLink Tools - Edit/Compare Configuration screen.
The default is to overwrite old, unread records. Refer to
The default is to overwrite old, unread records. Refer to
for information on reading
records and marking records as read. The data point
IsSystemLogFull indicates whether or not
the system log is full and cannot overwrite old, unread records.
Repetitive system messages are prevented from filling up the system log. When a particular
system message occurs 3 times within 60 seconds, that system message is suppressed until that
message’s frequency drops below the 3 times-per-60 sec rate. The system log records indicate
when a system message suppression is started and ended.
system message occurs 3 times within 60 seconds, that system message is suppressed until that
message’s frequency drops below the 3 times-per-60 sec rate. The system log records indicate
when a system message suppression is started and ended.
6.6.6
Reading log records
Mark III meter log records are read using the Daniel MeterLink Logs/Reports - Meter Archive
Logs
Logs
screen. The are three log groups:
•
daily
•
hourly
•
event (audit, alarm, and system logs)
Select the desired log group(s) via the
Collect daily log/Collect hourly log/Collect event log
check
boxes. If the event group is selected, the audit, alarm, and system logs are individually
selectable. Whenever any log is collected, the current meter configuration is also collected.
selectable. Whenever any log is collected, the current meter configuration is also collected.
Options for reading daily and/or hourly log records
The options for reading daily and hourly log records are the same. The Daniel MeterLink
Logs/Reports - Meter Archive Logs
Logs/Reports - Meter Archive Logs
screen indicates the number of days’ records that are
available to read. Select the log type(s) to be collected via the Collect daily log and/or Collect
hourly log check boxes. Select whether to collect either all log records or the last specified
number of days’ records. Also, select whether to collect all log data or just the data points
required by the API Chapter 21 standard.
hourly log check boxes. Select whether to collect either all log records or the last specified
number of days’ records. Also, select whether to collect all log data or just the data points
required by the API Chapter 21 standard.
lists the daily log data points and
lists the hourly log data points. For both tables, data points required by the API Chapter 21
standard are marked with an asterisk (*).
standard are marked with an asterisk (*).
Options for reading audit, alarm, and/or system log records
The options for reading audit, alarm, and system log records are the same. The Daniel MeterLink
Logs/Reports - Meter Archive Logs
Logs/Reports - Meter Archive Logs
screen indicates the number of records available for each
The System log is for Daniel use and interpretation.
Note that reading log records is an optional feature as described in general in
.