LAP/
RESET
MODE SELECTION
START
/STOP
/SET
M
O
D
E
L
2
2
5
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
I N S T R U M E N T S
OAKTON—Reg TM #1,692,543.
