Chartless Function; Chart Indication Function - Daikin LXE10E-A4 Service Manual

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3.10 CHARTLESS FUNCTION

The controller provides the temperature recorder function.
In the case of recorder-equipped units, checking for the temperature on the chart recorder will provide
ease of monitoring the state of tripping.
Since recent controllers are available for long and accurate temperature recording, non-recorder-
equipped units have been increasingly used. In this case, in place of the recorder, the following three
"Chartless functions" are available.

Chart Indication Function

Pull Down Time Indication Function
Chartless Code display Function
3.10.1 Chart indication function
The temperature record data is indicated in a graphic chart on the LCD panel in the chart indication
mode.
The displayed log period is selected from 12 hours (
on the time base).
The displayed intervals are 2 hours for 12 hours log (
The indication of the data during the defrosting is flickered, and the indication of the other chart data is lit on.
G LCD panel
Temperature
Selected time
range
base is lights up.
OVER
SP+ 5°C
1
2
IN RANGE
UNDER
SP –5°C
Indication for
temperature
change trend
1
HOURS
Time range
2
DAYS
G Example of chart indication
SP+20°C
SP+10°C
SP+ 5°C
SP+ 2°C
SP
SP– 2°C
SP– 5°C
–6days –5days –4days –3days
Ex.1
Indication for
temperature
changing state
–12 –10 –8 –6 –4
–6 –5 –4 –3 –2
–2days –1day –12hours –10hours –8hours –6hours –4hours –2hours
Ex.2
1 HOURS on the time base) or 6 days (
1 HOURS) and one day for 6 days log (
–2
–1
Ex.1
The arrow indicates the temperature change trend when all segments
are in the same temperature range.
OVER
SP + 5°C
IN RANGE
2
UNDER
SP – 5°C
1
HOURS
2 DAYS
The graphic chart of the temperature change for 6 day log
(time base : 2 (DAYS))
Ex.2
OVER
SP + 5°C 1
IN RANGE
UNDER
SP – 5°C
1
HOURS
2 DAYS
The graphic chart of the temperature change for 12 hours log
(time base : 1 (HOURS))
3-56
2 DAYS
2 DAYS).
–12 –10 –8 –6 –4 –2
–6 –5 –4 –3 –2 –1
–12 –10 –8 –6 –4 –2
–6 –5 –4 –3 –2 –1