Graupner GmbH & Co. KG MC-20 用户手册

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页码 324
154 Detail program description - Timers (general)
Complete the entry with a tap on the center 
4. 
SET
 key.
A simultaneous tap on the 
5. 
cd or ef keys of the 
right touch pad (CLEAR) will reset any setting 
made back to "0" or "00".
Following a switch back to the basic display (by 
6. 
tapping the center 
ESC
 key of the left touch 
pad as many times as required), make sure 
the stopwatch is stopped then simultaneously 
tap on the 
cd or ef keys of the right touch 
pad (CLEAR) to switchover the stopwatch to 
the "timer" function. Look at the top right in the 
following fi gure.
#01
0:00h
Stop watch
Flight tim
K78
10:01.0
4.1V
0:00.0
0
0
0
0
0:00h
M
V
Graubele
H-J Sandbrunner
Normal
Runde
00
RX VOLT:4.9V
After the assigned switch is activated, the stopwatch 
starts at the initial value set and runs backward
("countdown clock function"). Once the timer reaches 
zero it does not stop, but continues to run to enable 
you to read off the time elapsed after it reached 0:00. 
To make this absolutely clear, the timer is shown 
highlighted.
  "Alarm" timer
The "Alarm" column is accessed by moving the 
marker frame to the right with the 
f selection key of 
the left or right touch pad until it is over the column 
labeled "Alarm". In the "Alarm" column a time 
between 5 and 90 seconds (in 5-second increments) 
can be defi ned. This is the amount of time the timer is 
to count down before issuing an acoustic signal. This 
eliminates the need to repeatedly check the display 
continually during the fl ight.
Model time
Batt.   time
Timer
–––
12:34h
1:23h
180:59
0:00
90s
0s
–––
–––
Alarm
Timer
Top   : Stop watch
Centr : Flight tim
A simultaneous tap on the 
cd or ef keys of the 
right touch pad (CLEAR) will reset any settings made 
back to "0 s".
Audible signal sequence
30 s before zero:  Triple beep
Single beep every two seconds 
20 s before zero:  Double beep
Single beep every two seconds 
10 s before zero:  Single beep
Single beep every second
  5 s before zero:  every second a single beep at a 
higher frequency
 
zero:  longer beep signal and 
changeover of display presentation 
to inverse video
  Resetting suspended timers
A simultaneous tap on the 
cd or ef keys of the 
right touch pad (CLEAR) will reset timers which have 
already been suspended.
Notes:
Timers that are running backwards are shown on 
the basic display with a fl ashing colon (:) between 
the minutes and the seconds fi elds.
A typical application, "Timer activation via the C1 
joystick", can be found on page 284.
An interim timer function change becomes 
active after timer/s have been suspended and 
subsequently reset by a simultaneous tap on the 
cd or ef keys of the right touch pad (CLEAR).
Remember that the timer switches also remain 
active during programming. 
A simultaneous tap on the 
cd or ef keys of the 
right touch pad (CLEAR) will reset the previously 
stopped timer to its programmed initial value, refer 
to sections "Alarm" and "Timer".