CEI 485 ULTRAK - Manual (Page 3)

- When the timer is at stopped the condition, depress D will imme -
diately start a 30 seconds shuttle countdown (for timeout time -
keeping), Which is displayed at the top row. At the end of the 30
seconds a beep will be generated and the displays will return to
the original status. Depress D while this countdown is in progress
will terminate it immediately and the display return to its original
status. Countdown will resume when A is depressed.
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Remarks: (1) if the preset time is less than 30 seconds, only 2
beeps will sound on approach of zero. (2) When timer reaches
zero while the stopwatch is in other modes, only 2 beeps will
sound.
- Depress C to select the PACER mode. The
display will be as shown with the last 2 digits at
the lower row blinking.
PACER OPERATION
- Depress A to start PACER. A beeping sound of 320 beeps/minute
will sound. The total time elapsed will be shown on the top row,
the beep counter at the center and PACER frequency at the lower
row. The beep unter has a range of 9999. Depress A to stop
PACER.
Remarks: Pacer will be reset if the stopwatch is switched to
another mode.
- Depress C to select CLOCK mode. The alarm hour, alarm
minutes, month, date, day, year, hour, minute and seconds are
displayed as shown.Time setting can be done by means of de -
pressing B to select digits and A to advance digits.
- Depress A to start countdown. The timer can be started or stopp -
ed by depressing A. When the timer approaches zero, an output
of 2 short beeps/seconds will sound for 15 seconds. (push of B, C
or D buttons will stop the sound) The counter will advance by 1
and timer starts again immediately.
- Depress C to select the TIMER mode. Depress B to select digits
and A to set digit. Digits will be advanced by + 1 for every depress
of A. When the seconds digits are set, depress B to complete
the setting process. The upper and middle row will show the same
preset time. The 4 digit counter at the lower row will remain at
TIMER OPERATION
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At this status depress B will sequence the PACER frequency as
follows: 10, 20, 30, 40, 60, 80, 120, 160, 240, 320.