LEM Analyst 2050, Руководство пользователя, Страница: 19 / 140

19
3.9 Data Logging – Advanced
Selection of the rotary switch position ‘LOG’ brings up the
following menu:
OPTIONS
LOG INT <PC>
SET TIME
ENABLE LOG OFF <ON>
DISPLAY DATA
SEND TO PC
SELECT CHANGE
Two modes of data logging are available: either logging to
an internal non-volatile memory or logging to an external
PC, using the digital output lead.
INT Indicates internal logging
PC Indicates external (to a PC) logging
In PC mode, data is continually sent to the digital output
and is not logged within the instrument. The Analyst logs
all the parameters shown on the instrument display.
3.9.1 SET TIME
This gives access to the SET LOGGING TIMES menu,
allowing the setting of current, start , stop times and the
logging interval.
Increments the selection
Moves on to the next selection
For ease of operation if the current time is changed, then
the start is automatically reset to this time + 60 minutes,
and the end time is set to the start time + 60 minutes.
The minimum sample interval is 1 second, and the
maximum sample 1 hour. A 24 hour clock is used.
Start / Stop and logging intervals can be selected as
required.
SET LOGGING TIMES
CURRENT TIME HR:MIN
START TIME HR:MIN
END TIME HR:MIN
SAMPLE INTERVAL MIN:SEC
EXIT
The maximum number of points that can be logged is:
2050 = 5000 rdgs, 2500 sets of 2 or 1000 sets of 5
2060 = 10000 rdgs, 5000 sets of 2 or 2000 sets of 5