Carel Datalogger Manuel D'utilisation page 18

TEMPERATURE Button
TEMPERATURE Mode
With a gentle pressure on the button, the main mask is displayed (also present at the switching on and during
the normal functioning of the instrument).
05/11/1996 12:53
+18.5°C ROOM1
1 configurated probe
Date, hour and alphanumeric field ("Room 1" in the example) are selectable by entering the mode "MODIFY
PARAMETERS". In the presence of particular conditions (alarms, defrosting) the unit of measure of the tem-
perature (°C ) is being replaced with a special character indicating the type of alarm or the cell state. As
regards the description of the special characters and the management of the alarm conditions, see the
description of the "ALARMS" mode.
By pressing the buttons it is possible to scroll the temperature data previously stored (i.e. the "historical"),
followed by the relevant possible alarm characters (in this mode the LED relevant to the
If at the storage moment the instrument was configurated for two probes, two temperature values will be
displayed (only one value otherwise). Other special characters show special situations such as a power sup-
ply failure, special character the letter "P" (Power ON) in a time selection one "T" (Time) is being displayed,
whereas one "D" indicates a "cell defrosting" (see parameters 6 and 7 in the mode "MODIFY PARAMETERS".
In the absence of data of the historical, the following mask appears).
No Data Logged
It is possible to select a date from which to begin to scroll the historical, by selecting the "CLOCK" mode.
If no button is pressed for at least one minute, the Datalogger automatically displays the main mask.
INFORMATION Mode
A prolonged pressure (5s) of the button enters the information mode. With the
lowing information masks are being scrolled:
Storage day number still available before the old ones are being overwritten.
Available Memory
The maximum available storage occurs after a Download.
352 days
Last Alarm 10 Date and hour of the last alarm numeric code associated with the alarm (in
the table no. 1 a list of codes is shown).
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Last Download
Date and hour of the last Download.
02/05/96 13:15
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+18.5°C -12.5°C
2 configurated probes
buttons lights up).
buttons the fol-
30
Last Power On
Date and hour of the last Power ON.
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User Name
Operator Name.
--------
Serial Number
Serial number of the instrument and software version.
150 (V2.2)
After a switching off, the last alarm information is lost. The "Operator Name" is selectable manually with the
mode "MODIFY PARAMETERS", whereas the serial number and versions are fixed. The
allows regulating manually the display contrast by pressing it simultaneously with
clear).
CLOCK Button
CLOCK Mode
A gentle pressure on the button causes the following mask display appearance:
Search Log Data:
04/04/1995 11:12
The cursor is already positioned on the first digit. It is now possible to select a date for the search of the temperature
values at a certain moment, in the "historical": each pressure of the button
field of date and hour. The buttons permit the variation of each singular digit. With a last pressure of the
button, the search of the data corresponding with the selected date. The search is successful if a datum
is found with a date corresponding with to the selected one or if there are two dates respectively preceding or
following the selected one. In case of discontinuities in the date storage (e.g.: after a solar/summer time selection),
it is possible that one and the same date appears several times. In this case the search start recognizes the
less recent one. By pressing the button, all the other ones are being circularly displayed. In the absence
of the searched datum or if, after finding a datum there are no other data to be shown, the following mask appears:
No Data Logged
The prolonged pressure (about 3s) of the button
Summer/Solar
+1
for the rapid change of the summer time to the solar time and viceversa.
button, finally,
or (to darken or
carries the cursor onto a different
displays the mask:
15:42 -1
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