Hanna Instruments PCA 310 - Manual (Page 55)

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SYSTEM LOG
The PCA 310-330 analyzers have a permanent logging
function. Up to 3500 records could be stored. At a sampling
interval of 3 minutes the log covers more than 7 days.
If the logging memory is full, the oldest record is lost when a
new record is stored.
The record contains the date and time, the chlorine, pH, ORP
and temperature value and the status of errors and alarms.
SET LOG
The data are stored after the chlorine measuring cycle is
completed. The log could be performed only after several
chlorine cycle. The number of cycles between two logs are set
in “General Menu” - “System Log” - “Log Cl cycles”.
The allowed range is between 1 and 10 chlorine measuring cycles.
Example: If the sampling period for chlorine is set to 3 minutes and the
log Cl cycles is set to 5, a new record is stored at each 15
minutes (3 x 5).
CLEAR SYSTEM LOG
To erase the system log activate the function “General Menu”
- “System Log” - “Clear System Log”.
VIEW LOG
To consult the log, select “General Menu” - “System Log”.
The searching criteria for viewing the log could be set by
editing the “Search” field. The following options are available:
• “All” all records will be displayed.
• “Alarms” only the records that contains alarms are displayed.
• “Errors” only the records that contain errors are displayed.
• “Err&Alr” both errors and alarms are displayed.
The records from one day are displayed. To set the searching
date, edit the “Day”, “Month” and “Year” fields.
The default searching date is the current date.
To display the log con-
tents select the “View
Records” function. The
analyzer will find all
records from specified
date that match the
searching criteria.
View Records
Search
:All
Day :28 Month :10
Year :2004
Log Cl cycles:01
Clear System Log