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OPERATION
TO TIME AN EVENT
1) Press to turn on the watch.
2) Press to start the timer.
3) Press to store a split.The split number will
increment in 4.
4) Press TC to change between “LAP”and
“CUM”display in 1. In "LAP" display,the lap split
(the time between the last two presses of )
will be displayed for 8 seconds,after which the
lap split time will start to run again (starting
from 0:00'08"00).In "CUM" display,the cumula
tive split time will be displayed until the next
split is stored. You can change between lap and
cum at any time.
5) Press TR to stop the timer. The finish time
and last lap split will be stored in memory.
** NOTE ** When the timer is stopped, then
restarted,the stop/restart times will NOT be stored.
The split time will be the same as if the timer was
not stopped.
TO TIME ANOTHER EVENT
(CREATE A NEW SEGMENT)
To time another event, you may either CREATE A
NEW SEGMENT or CLEAR THE CURRENT
SEGMENT (see "To Clear Data"). Creating a new
segment will preserve the data from the event you
have just completed.
1) With the timer stopped,press to create a
new segment. The next segment number will
show in ,and the other windows will show
0's.
2) Follow steps 2 through 6 of "TO TIME AN
EVENT" to time a new event and store the
times in Segment 2.
3) Repeat steps 1 and 2 to create and use new
segments as desired.
TO RECALL DATA
You may recall data when the timer is running ("on
the fly") or when the timer is stopped. The timer
continues to run internally when recalling on the
fly. When recalling on the fly,you may only review
the segment currently being timed. As you recall
data the split number will be displayed in .
1) Recall on the fly
a) With the timer running,press to begin
memory recall.The most recently stored
data will be displayed first. Splits will be dis
played in .The split number will show in
. The segment number will show in .
The elapsed time will continue to run in
Each additional press of will step
through the stored splits in reverse order,i.e.
split 5 - split 4 - split 3 - split 2 - split 1.
b) Press FL to toggle between lap and cum
display of the split shown in .
c) Press and hold to exit recall OR
d) Press either of the other top buttons ( or
) to exit recall AND perform the usual
function of that button (store split or stop).
TR
TL
TC
1
TC
2
3
4
1
TC
4
3
TL
TR
TL
FL
TL
TR
FR
2) Recall with the timer stopped.
a) With the timer stoped,press to begin
memory recall.The splits from the current
segment will be displayed,starting with
the segment date and time, followed by
the first split. The lap split will be dis
played in and the cum split in . The
segmet number will show in 3.The split
number will show in .You will see the
following screens displayed as you con
tinue to press :
b) Press to choose another segment
to recall.
c) Press and hold to exit recall.
TO CLEAR DATA
1) To clear the current segment, press and
hold for approximately 3 seconds. The
watch gives two short and one long beep
to indicate that the segment has been
cleared,at which point "CLEAR SEG" will
be replaced by "CLEAR ALL" on the display.
Release to avoid clearing all data. The
watch display will show all 0's and you may
store new times in that segment.
2) To clear a different segment,press to
enter recall mode,then to select the
segment you wish to clear. Then follow step
1 to clear that segment. If you have lots of
data stored in the watch,the display will flash
"BUSY" while it reorganizes the data. The
display will show all 0's and the next
available segment number in .You may
now store times in the new segment OR
re-enter memory recall to select a different
segment to clear.
** NOTE ** When you have multiple segments
stored in your watch and you clear an interim
segment,the segments stored after the cleared
segment will "drop down" to replace the cleared
segment. For example,if you delete Segment 5,
Segment 6 will move to the Segment 5 position,
Segment 7 will move to the Segment 6 position,
etc. New data will be stored in the next available
segment number.
3) To clear all data from all segments,follow
step 1 above but CONTINUE holding
after the first long beep and "CLEAR ALL"
appears on the display for approximately 3
MORE seconds (6 seconds total).The watch
will beep quickly 3 more times then give one
long beep and show all 0's and "SEG 1" in
.You may release at any time before
the final long beep to avoid clearing all data
in memory.
FL
3
FL
3
TL
TC
FL
FL
TC
TL
TC
4
2
1
TC
TO DISPLAY DATE AND TIME
Press and together to display the current
date and time, watch ID number, and total used
memory for 5 seconds.
TO ACTIVATE THE BACKLIGHT
The backlight will be activated automatically with
every button press in low light conditions and will
stay on for 2.5 seconds. To activate the backlight
without storing a split or stopping the timer, you
can press or .
** NOTE ** The backlit display will be clearest when
the top is tilted slightly away from you. Please keep
this in mind if mounting your watch on a fixed
surface.
TO TURN THE INTERVAL OFF
Press and hold to turn the Interval off. To
preserve battery life,the Interval will also turn itself
off after 20 minutes of no activity (timer stopped,
no button presses) or 10 hours of running
unattended (timer running,no button presses). All
memory data will be preserved when the watch is
turned off.
** NOTE ** You must exit the setting routine before
you can turn the Interval off with .
TO CHANGE THE BATTERY
The Interval uses two CR2032 lithium cells,
commonly available where watch batteries are
sold. The batteries are stacked one on top of the
other in the battery compartment. The "top"
battery (closer to the battery door) runs the
backlight;the "bottom" battery (closer to the circuit
board) runs the watch functions.
When the Interval's display grows dim, the watch
battery (bottom) needs to be changed.All memory
data will be lost when you change the battery, so
be sure to record or upload your data when you
notice the display growing dim. When the back-
light no longer illuminates in low light conditions,
the backlight battery (top) needs to be changed.
1) Open the battery compartment with a coin and
tap the back of the watch on your palm to
remove the batteries.
2) Change the affected battery. ** NOTE ** You
can use a functioning backlight battery to
power the watch temporarily by switching the
positions of the batteries.The backlight will not
illuminate in this situation.
WARRANTY
The Interval is guaranteed against defects in
materials and workmanship for one year from the
date of purchase. The provisions of this warranty
do not apply to batteries or products which have
been subjected to misuse, negligence, accident,
alteration or improper maintenance or repair.
Please call 610-447-1555 or e-mail
support@nkhome.com with problems.
You will also find technical information
online at www.nkhome.com.
FR
FR
FR
FL
FR
FL
Segment Number with
Date and Time Started
Stored Splits,
Numbered in Order
Total Time for Segment
(Same as Stop Time)
Best (Fastest) Split
Time and Number
Average of all Split Times
for that Segment
NIELSEN-KELLERMAN
104 West 15th St.Chester,PA 19013
(610) 447.1555 • fax (610) 447.1577
info@nkhome.com • www.nkhome.com