■ CHARACTERISTICS
1. Time/calendar display:Hour, minute,
second, month, date and day of the week
2. Time indication: 12-hour display format
with PM indicator and 24-hour display
format are available.
3. Stopwatch: The stopwatch can measure
up to 23 hours 59 minutes and 59 seconds
in 1/100-second increments. Split time
measurement is available.
4. Alarm: The alarm can be set to sound at
the designated time on a 24-hour basis.
5. Chime: The chime can be set to sound
every hour on the hour with a single beep.
6. Countdown timer: The countdown timer
can be set up to 23 hours 59 minutes and
59 seconds.
7. Illuminating light: The built-in electro-
luminescent (EL) light evenly illuminates
the display for easy viewing in darkness.
■ BUTTONS AND DISPLAYS
NREZ025
10-2018
CAL. Z025 (R23 SERIES)
■ HOW TO USE THE CHRONOGRAPH
Press Button D to go to the CHRONOGRAPH
mode. The CHRONOGRAPH mode indicator
appears on the display.
CHRONOGRAPH
mode indicator
Hour
Minute
Second
1/100 Second
* Measurement and release of split time can
be repeated by pressing Button C.
During the measurement, the outer second
markers keeps flashing.
Press Button D to return to the TIME/CALENDAR
mode.
Chronograph operation
Standard Measurement
Split Time Measurement
B
C C
B C
Start
Split
Reset
Split
Release
Stop
B
B
C
Start Stop
Reset
Outer second
markers
■ HOW TO USE TIMER
Press Button D twice to go to the TIMER mode.
The TIMER mode indicator appears on the
display.
1. Press Button A for 2 seconds. The second
digits start flashing.
2. Press Button B to set the second digits.
One digit (flashing) is advanced with each
press of Button B and reversed with each
press of Button C. The digits are advanced
or reversed quickly by keeping Button B
(advance) or C (reverse) pressed.
3. Press Button D to confirm the second
setting and move on to the minute setting.
The minute digits start flashing.
4. Press Button B or C to set the minute digits
in the same manner as the second setting.
5. Press Button D to confirm the minute
setting and move on to the hour setting.
The hour digits start flashing.
6. Press Button B or C to set the hour digits
in the same manner as the second and
minute setting.
7. Press Button A to complete the timer
setting.
TIMER
mode indicator
Current time
(Hour/Minute)
D
B
C
T I M ER T i m e
(hour & minute)
A
The time display format in either 12-hour
indication or in 24-hour indication can be
selected alternately by pressing Button B or
C. Under the 12-hour indication format, “PM”
mark appears in the afternoon, but no AM
mark appears in the morning. Under the 24-
hour indication format, no mark appears on
the display.
Hourly chime is OFF Hourly chime is ON
C
Choice of 12-Hour/24-Hour format
How to set the hourly chime
Current time
(Outer second
marker)
In the TIME/CALENDAR mode, press Button
C to turn ON or OFF the hourly chime.
Timer operation
B
B
C
Start Stop
Reset
1. Press Button B in the TIMER mode to start
the countdown timer.
2. Press Button B to stop the countdown timer.
3. To reset the timer, press Button C.
Press Button D to return to the TIME/CALENDAR mode.
D
B
C
P M
indicator
Hour
Day of the week
Chime
Date
Minute
Second
Alarm
(START/STOP)
(SET/LIGHT)
(MODE)
(SPLIT/RESET)
Month
The display mode changes in the following order
by pressing Button D.
TIME CHRONOGRAPH TIMER
ALARM
SECOND TIME
ZONE
A
B
C
D
D
■ HOW TO SET THE TIME/CALENDAR
1. Press Button A for 2 seconds. The second
digits start flashing.
2. Selection of the digits to be adjusted
(flashing) is made in the following order by
pressing Button D.
SECONDS
DATE
12 / 24 - H O U R
FORMAT
MONTH
MINUTES
HOURS
D
D
D
DD
D D
YEAR
3. One digit (flashing) is advanced with
each press of Button B, and reversed with
each press of Button C. The digits except
seconds are advanced or reversed quickly
by keeping Button B (advance) or C
(reverse) pressed.
A
Press A for
2 seconds
Press B or C
to set second
Press B or C
to set hour
Press B or C
to set
minute
Press B or C
to set
year
Press B or C
to set month
Press B or C
to set date
Press B or C
to set 12/24 H format
4. After all the adjustments are completed,
press Button A to return to the TIME/CALEN-
DAR mode.
Second setting
Press Button B in accordance
with a time signal. The second
digits are reset to “00” and
start counting immediately.
When the second digits count
any number from “30” to “59”
and Button B is pressed, one
minute is added and the
seconds are immediately reset
to “00.”
D D
D
D
D D
D
A
B
C
TIME/CALENDAR
Mode
TIMER Mode
Press D
Twic e
Press B or C
to set minute
Press A for
2 seconds
A
B
C
D
D A
D
Press B or C
to set second
Press B or C
to set hour
Press A to
complete setting
A
D
LORUS Z025_800.indd 1 2018/06/08 9:45
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