12
5.2. Description of the P18D transducer readout field
The illuminated character LCD is a readout field in the trans-
ducer P18D. The illumination is turned on after switching on the supply
and after the capacitive button on the housing is pressed. The illumina-
tion is automatically switched off after 30 sec. of inactivity.
Indicator of the measuring value
from the sensor
Indicator of automatic presenta-
tion of the measuring values
Transmission indicator on
RS-485 link
Unit of the displayed
value
Value of the displayed
value
Type of the displayed value
Fig. 7. Description of the P18D transducer readout field
Description of the symbols displayed by the P18D transducer is in the Table 1.
Table 1
Symbol Meaning
T:
Type of the displayed value in the bottom line
of the LCD - temperature
RH:
Type of the displayed value in the bottom line
of the LCD - relative humidity
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