Note do not expose the liquid crystal display to
direct sunlight for a long
time.
Selects the tachometer/
timer mode.
Tachometer/timer po-
wer switch.
Switches the range when
used as a tachometer.
This switch sets the
alarm time.
Memorize, start, stop,
and clear switch.
is displayed at the
Fig. 14
mode selected at the
MODE SEL K E Y S W .
2.UP TIMER
Set the tachometer/timer POWER switch to ON.
is displayed. Next, press the MODE.SEL
key switch at the upper right-hand corner one time.
The display changes to
, and the UP
produced every minute to indicate the passage of
time. To stop counting, press the ENTER key
switch again. The usage time is displayed on the dis-
play. For example,
means that 12 minutes
TIMER mode is selected. When the ENTER key
switch at the bottom right-hand corner is pressed, a
beep is head and the timer starts and the second
digit of the display changes every second. A beep is
:05 seconds had elapsed. The UP TIMER mode can
be used as a second stop watch. To clear the dis-
play, press the ENTER key switch again.
ALARM SETTING
The alarm can be set with the TIME SET key. Clear
the display, by pressing the ENTER key, then press
the TIME SET key twice.
appears on the display indicating that
two minutes was set. Next, press the ENTER key
once to memorize this two minutes. The display
changes to
and is memorized. Start the
timer by pressing the ENTER key. The
display
changes every second. When the display reaches
, the timer keeps ten times, every
once
the power is turned off or reset. If the timer is
started without setting the time after the display
has been cleared, the previously set alarm time
remains effective. An arbitrary alarm time up to
59 minutes can be set.
3 DOWN TIMER
Set the tachometer/timer POWER switch to ON
and press the MODE SEL key twice.
appears on the display to indicate that
14
a second, to indicate that two minutes have
elapsed. Thereafter the timer continues to count
up to 60 minutes. If the TIME SET key is pressed
and held for two seconds or longer when memo-
rizing the alarm time, the time is set in five minute
steps and the set alarm times are memorized until
the DOWN TIMER mode was selected. Next,
press the ENTER key. The timer keeps.
appears on the display, and the display begins to
count down every second. The timer keeps every
second from 10 seconds before the end of the
count-down, the same as the UP TIMER.
TIME AND ALARM SETTING
Set the time and alarm with the TIME SET key,
the same as the UP TIMER. To set the alarm to
at the display, clear the display by
pressing the ENTER key, then press the TIME
SET key three times. Next, memorize this time
by pressing the ENTER key again. The display
begins to count down in seconds. When the dis-
play begins to count down in seconds. When the
display reaches ,
the
timer begins to
keep every second to indicate that three minutes
have elapsed. If
the
TIME SET key is pressed
and held for two or more seconds, the time is set
in five minute steps, the same as the UP COUN-
TER, and the alarm can be set to any desired
time up to 33 minutes.
4 INTEGRATING TIMER
Set the tachometer/timer POWER switch and the
transmitter power switch to ON. The
blinks,
counting begins, and the elapsed time is displayed
in minutes. For example
indicates that
three minutes have elapsed. If the transmitter
power switch is set to OFF, counting stops. When
the transmitter power switch is turned back on,
counting continues. The integrating timer func-
tion can be started and stopped as long as the
tachometer/timer POWER switch is on even if
another mode is selected with the MODE.SEL
key. This can be used to monitor the transmitter
operating time. If the ENTER key is pressed in
the INTEGRATING TIMER mode, the old in-
tegrating time is cleared and a new count begins.
This can be used to forecast the remaining Nicd
battery capacity and other applications.
