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deselecting a chosen variable in all channels. The sign M on the pushbutton
marking the name of the first column can be changed for Eps. This is for
changing the data in the output file from volumetric moisture (M) to dielectric
permittivity (Eps) as is shown in Fig. 18 and Fig. 19 as well as the
corresponding Table 5 and Table 6. The data collected in the
TDR/MUX/mpts/dlog device contain information about the both variables, M
and Eps, and the pushbutton M / Eps is respected only in exporting the data text
file to PC computer.
 AUX SENSORS SERIAL NUMBER CHANNEL CONFIGURATION – the
table for choosing an individual probe from AUX input by selecting its serial
number (see page 19). Before selecting the serial number of the probe
connected to AUX port the user should press search AUX IN pushbutton to
update the serial numbers of connected probes.
The configuration of sensors in measurement channels should be stored in the
internal memory of the device by pressing the pushbutton send dl cfg. Pressing the
pushbutton read dl config the use can check the current configuration of the device.
Fig. 19. DL100.exe application window with opened selection for choosing the required flash memory
area with user data
Starting and stopping the measurement
The pushbuttons START and STOP are for starting and stopping the measurements
of selected probes according to the fixed time schedule. After starting the
measurements the user can unplug the USB cable from the device and let it work in
autonomous mode. The TDR/mpts/dlog will start measurements and after completing
the measurement series it will enter into the sleep mode with minimal current
consumption from the supply battery (about 30 A in sleep mode). It will wake up
according to the time schedule fixed by the user, perform measurements and again
enter into the sleep mode, etc. One of the major criterion of TDR/MUX/mpts/dlog
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