Oakton 233 User manual

LAP/
RESET
MODE SELECTION
START
/STOP
/SET
MODEL 225
233 Timecard with
Countdown Timer
Thank you for
purchasing a
WD-35002-20
Model 233 OAKTON
Timecard with
countdown timer.
It features:
• Countdown timer
with three modes:
countdown/repeat,
countdown/continue,
and countdown/stop
• Start/stop and
split timing modes
• Fast finish (1-2) timing
• Unique “tilt-up” display
for easier viewing
• Slim, rugged design
that fits easily in your
pocket
• Real time clock
• Selectable 12/24 hour
clock
• Audible alarm that can
be set to sound at a
specific time
• 46" long nylon lanyard
Mode
button
Select
button
Alarm
Set
Indicator
a.m. or
p.m. clock
indicator
Split/Reset
button
Hours,
minutes,
seconds
display
Start/Stop
button
Unique Tilt-Up Case Design for Easy Viewing
6. Record the time for stop #1 (currently on display).
7. To display stop #2, press SPLIT/RESET. Record the time for stop #2.
8. To clear stopwatch, press SPLIT/RESET a second time.
4. Countdown Timer Functions
4.1 How to set countdown timer
To enter countdown timer mode, press MODE until you see “CD” above and to the right of the display.
Press SELECT to choose the countdown method you prefer:
• CR = countdown and repeat counting down from the preset time when the timer reaches 00.00.00.
• CC = countdown and count back up when the timer reaches 00.00.00.
• CS = countdown and stop at 00.00.00
1. After you select your countdown mode, press MODE for two seconds to begin setting the countdown time.
The hours digit will flash and “SET” will appear above the display.
2. Press SELECT to scroll between the hours, minutes and seconds digits. The selected digits will flash.
3. Press START/STOP to change each parameter to the correct countdown time. You can alter the flashing digits only.
• to advance digits rapidly, press and hold START/STOP.
• to reset the hours, minutes, or seconds digits to “00” rapidly, press SPLIT/RESET.
4. Press MODE to exit the setting mode and begin countdown timing.
NOTE: If you do not press a button for 30 seconds, timer automatically returns to countdown timer mode.
4.2 How to begin countdown timing
1. Follow directions in section 4.1 to enter countdown timer mode and set countdown time.
2. Press START/STOP to start the countdown timer.
3. Press START/STOP again to stop the countdown timer.
4. Press SPLIT/RESET to reset countdown timer to preset time.
5. When the timer reaches 00.00.00, it will sound an alarm for 10 seconds to alert you that the timing has been
completed. Press any button to stop alarm.
NOTE: If there is any countdown time set on the timer, you will always reset to that time until you change the
countdown time.
NOTE: If there is no time (00.00.00) set on the timer, and you start the countdown, it will begin from 23.59.59.
5. Specifications
Stopwatch modes: single event, split (cumulative or
interval), or fast finish timing
Countdown timer modes: countdown/repeat,
countdown/continue, and countdown/stop
Timing capacity: 23 hours, 59 minutes, 59 seconds
Timing resolution: up to 0.01 seconds
Accuracy: ±3 seconds/day
Direction: up or down
Display: 6-digit; 1⁄4"H LCD
Alarm: 1 min when set for a specific time; 10 seconds
when countdown timer reaches 00.00.00
Power: 1.5 V battery (included)
Dimensions: 3.3"L x 2.2"W x 0.25"D
Shpg wt: 0.3 lb (0.14 kg)
6. Warranty
This OAKTON®timer is warrantied to be free from signif-
icant deviations in material and workmanship for a
period of six months from date of purchase. If repair or
adjustment is necessary and has not been the result of
abuse or misuse within the six month period, please
return—freight pre-paid—and correction will be made
without charge. We alone will determine if the product
problem is due to deviations or customer misuse. Out of
warranty products will be repaired on a charge basis.
7. Return of Items
Authorization must be obtained from your OAKTON®
distributor before returning items for any reason. When
applying for authorization, please include data regarding
the reason the items are to be returned.
NOTE: We reserve the right to make improvements in
design, construction, and appearance of prod-
ucts without notice.
For more information on this timer or other
fine OAKTON instruments, contact your
OAKTON distributor.
10/97
INSTRUMENTS
OAKTON—Reg TM #1,692,543.

2. Time/Calendar Functions
2.1 How to set time of day
1. Press MODE until the display scrolls to the time of day mode (“TIME” appears above display).
2. Press MODE for two seconds. The hours digits will flash.
3. Press SELECT to scroll between the hours, minutes and seconds digits. The digits you selected will flash.
4. Press START/STOP to change each digit to the correct time. The digits you can change will flash. You can set the
seconds digits to zero only.
5. Press SPLIT/RESET to switch between the 12 and 24 hour clock. The 12 hour clock is selected when either “A” (a.m.)
or “P” (p.m.) appears in the upper left hand corner; nothing appears in the upper left hand corner when the 24 hour
clock is selected.
6. Press MODE to exit the time set mode.
NOTE: If you do not press a button for 30 seconds, TimeCard automatically returns to time of day mode.
2.2 How to view alarm set time, and how to switch alarm on and off
1. Press MODE until the display scrolls to the time of day mode (“TIME” appears above display).
2. To see the alarm set time, press and hold SPLIT/RESET until “AL” appears. This display will hold for two seconds.
3. To switch alarm on, press START/STOP while “AL”still appears on the display. The alarm indicator appears in the
upper right hand corner.
NOTE: Unless the alarm indicator is on, the alarm will not sound at the shown time.
4. Repeat steps 2 and 3 to deactivate alarm. The alarm indicator disappears.
2.3 How to change alarm set time
1. Press MODE until the display scrolls to the time of day mode (“TIME” appears above display).
2. Press SPLIT/RESET (“AL” appears on the display).
1. Main Function Button Descriptions
This stopwatch features four main function buttons:
• MODE selection button • SELECT button • SPLIT/RESET button • START/STOP button
The MODE button lets you scroll through three modes:
1. Time of day mode: View time (and alarm set time when you press SPLIT/RESET).
Press and hold MODE button for two seconds to set time of day.
you see: “TIME” appears above the display
2. Stopwatch mode Perform all stopwatch functions
you see: “SW” appears above the display
3. Countdown timer mode: Perform all countdown timer functions
Press and hold MODE button for two seconds to set countdown time.
you see: “CD” appears above the display
The SELECT button lets you:
1. In time of day mode: scroll between hours, minutes and seconds when setting time of day
2. In stopwatch mode: switch between cumulative split and interval split modes
3. In countdown timer mode: choose countdown timer mode; scroll between hours minutes and seconds when
setting countdown time
The SPLIT/RESET button lets you:
1. In time of day mode: view the alarm set time, select 12/24 hour clock when setting time of day
2. In stopwatch mode: time split laps and reset stopwatch
3. In countdown timer mode: reset countdown timer
The START/STOP button lets you:
1. In time of day mode: switch alarm on and off, change hours, minutes and seconds when setting time of day
2. In stopwatch mode: start and stop stopwatch
3. In countdown timer mode: start and stop countdown timer, change hours, minutes and seconds when setting
countdown time
3. Immediately press MODE for two seconds. The hours digit will flash and “SET” appears above the display.
4. Press SELECT to scroll between the hours and minutes digits. The digits you selected will flash.
5. Press START/STOP to change each digit to the correct alarm set time. The digits you can change will flash.
6. Press MODE to exit the alarm set mode. Make sure the alarm indicator is on, or the alarm will not sound.
See section 2.2 for directions on how to switch on alarm.
NOTE: If you do not press a button for 30 seconds, TimeCard automatically returns to time of day mode.
NOTE: When alarm sounds, it will chime for one minute. Press any key to turn off alarm chime.
3. Stopwatch Functions
3.1 How to enter stopwatch mode and clear (zero) stopwatch
1. Press MODE until display scrolls to the stopwatch mode (“SW” appears above display).
2. If numbers other than 00.00.00 appear on the display and they are moving, the stopwatch is counting up.
a. Press START/STOP. The stopwatch will stop.
b. Press SPLIT/RESET to reset clock to 00.00.00.
3. If numbers other than 00.00.00 are on the display, and they are not moving, the stopwatch is stopped.
a. Press SPLIT/RESET to reset clock to 00.00.00.
3.2 Start/stop timing
1. Follow instructions in section 3.1 to enter stopwatch mode and clear (zero) stopwatch. Note that “LAP” or ”CUM”
will flash above the display. Disregard them for start/stop timing.
2. Press START/STOP to start timing.
3. Press START/STOP to stop timing.
4. Press SPLIT/RESET to reset stopwatch to 00.00.00.
3.3 Split timing
1. Follow instructions in section 3.1 to enter stopwatch mode and clear (zero) stopwatch.
2. Press the SELECT button to select from CUM (cumulative split timing) or LAP (interval timing).
3. Press START/STOP to start timing.
4. Press SPLIT/RESET to take the split time. Record the split time (either cumulative or interval split time).
“SPLIT” will flash above the display.
5. Press SPLIT/RESET again to “release” display and show running time.
6. Press SPLIT/RESET repeatedly to continue taking split times.
6. Press START/STOP to stop timing. “STOP” will show above the display.
7. Press SPLIT/RESET twice to reset stopwatch to 00.00.00.
3.4 Fast finish (1-2) timing
1. Follow instructions in section 3.1 to enter stopwatch mode and clear (zero) stopwatch.
2. Press the SELECT button to select from CUM (cumulative split timing) or LAP (interval timing).
3. To start stopwatch, press the START/STOP button.
4. To hold stop #1, press the SPLIT/RESET button.
NOTE: The paused time for stop #1 will hold on the display, but the stopwatch is still timing.
5. To hold stop #2, press the START/STOP button.
1st split
Start Start 1st split 2nd split 3rd split
2nd split 3rd split
Interval split time is the time elapsed between
one time sequence or interval.
Cumulative split time is the time elapsed
from the starting point to a specific point.