Chapter 4 ______________________________________________________ Hand Terminal RTH21
VAISALA _______________________________________________________________________ 57
AUTO/MANUAL Key
When the AUTO/MANUAL key is pressed, the hand terminal menu for
changing the tracking mode is shown for 20 seconds. You must press the
ENTER key within 20 seconds to select the Auto/Manual tracking
mode shown in the display. If you do not press the ENTER key during
the 20 seconds, or if you press the CLR key, the hand terminal display
returns to the previous display mode and the tracking mode remains
unchanged.
The current tracking mode is shown on the LCD display when the Angle
or Phase mode is selected. For details, see section Angle and Phase
Display Modes on page 43.
Figure 62 RTH21 Waiting Operator Action (Press Enter)
CLR (Clear) Key
The CLR key’s function is determined by the current display.