6. Operation
Projekt Elektronik
MESS - UND REGELUNGSTECHNIK GMBH
Page 23
6.3.1.6 Display
The Teslameter FM 302 has a two-line LCD display.
After power on the device initializes itself. During that the display shows the
manufacturer and device name.
Figure 4 Display of Teslameter FM 302
Afterwards the display shows the device number / serial number and the
firmware version.
Figure 5 Display of serial number and firmware version
Figure 6 Display of Teslameter FM 302
In the upper line on the left side it is shown if DC fields or AC fields are
measured.
Next to it the current measured value is displayed 4½ -digit. In measuring
mode DC that is the mean value of the probe signal. In AC the effective
value (true RMS) of the alternating component of the probe signal is
displayed. See also section 6.3.1.8 Key “DC AC” – Measuring Mode.
Positive measurement results are displayed without a sign.
Rightmost the unit of the measured value is displayed. The unit can be
switched between Tesla, Gauss, Oersted and A/m. See also section
6.3.1.10 Key “unit” – Unit.