Operating the TD 390
4.3
Operating Modes
Possible
The TD 390 has three operating modes:
operating
Display mode for "Display Messages" (see Section 6.1). This is the
modes
basic operating mode.
"Defaults". In this mode, you can modify the basic settings of the
TD 390 and select the language for the user interface (see
Section 5.1).
"Modifiable Values". Used to display and modify process data,
timers/counters, times (see Section 7.1).
4-4
TD 390
C79000–K8576–C292–01