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Citizen 0S80 Instructions Manual

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1.BASIC SPECIFICATION
(1) CAL. NO.
(2) Time standard
Type of quartz : Tuning fork type quartz crystal
Frequency
Accuracy
(3) Battery installed
Type of battery : See above: JAPAN-MADE
(4) Others
Driving systems
Number of Jewel : No(0) jewels
Hour
hand
Chronograph
hour hand
Button C
MOVEMENT SPECIFICATIONS
CAL. 0S80
ALARM WITH 1/20 CHRONOGRAPH 3EYES
ANALOGUE QUARTZ, 0 JEWEL
BY CITIZEN WATCH CO., LTD. JAPAN
MANUFACTURED IN JAPAN
CALIBRE
Ligne
Size*mm
Alarm
ON/OFF indication: HAND TYPE
Chonograph
Calendar
Total height
Battery life
Battery
SILVER OXIDE SR927W or equivalent
(* 12hours chronograph and 15seconds alarm operation per day )
: 32,768Hz
: +/-20 s/month worn under normal circumstances
: Two-pole stepping motor x 3
Chronograph
minute hand
Second hand
or 1/20 sec
chronograph hand
CAL. 0S80
*TO CONFIRM WITH MOV'T DRAWING ATTACHED
0S80
13-1/2
Φ30.80mm
3-minute snooze type
3 EYES
12-hour measurment
and 1/20 second unit
O
4.68mm
*2 Year
Chronograph
second hand
Button A
Button B
Minute hand
Normal crown
position
Calendar
Alarm hand

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Summary of Contents for Citizen 0S80

  • Page 1 CAL. 0S80 MOVEMENT SPECIFICATIONS CAL. 0S80 ALARM WITH 1/20 CHRONOGRAPH 3EYES ANALOGUE QUARTZ, 0 JEWEL BY CITIZEN WATCH CO., LTD. JAPAN MANUFACTURED IN JAPAN 1.BASIC SPECIFICATION (1) CAL. NO. *TO CONFIRM WITH MOV'T DRAWING ATTACHED 0S80 CALIBRE 13-1/2 Ligne Φ30.80mm Size*mm...
  • Page 2 CAL. 0S80 (5) Functions ALARM FUNCTIONS TYPE ALARM 3-MINUTE SNOOZE TYPE (Sounding for 15seconds + no sounding 2 munute and 45seconds) x several times "Pi-Pi-Pi-Pi" sound for 15seconds is repeated several times with interval of 2 minutes and 45 seconds. ALARM TIME INDICATION...
  • Page 3 CAL. 0S80 3. Others * Measurement of time rate The unit(gate) time of measurement must be set at "10 sec." or integer fold value of 10 sec. owing to the DFC system, and the measurement must be performed in the form of complete watch.

  • Page 4: Displays And Buttons

    CAL. 0S80 4 INSTRUCTION MANUAL A) DISPLAYS AND BUTTONS Chronograph Chronograph minute hand second hand Button A Hour Minute hand hand Chronograph hour hand Normal crown position Calendar Button C Button B Alarm hand Second hand or 1/20 sec chronograph hand...

  • Page 5: Using The Alarm

    CAL. 0S80 Chronograph Chronograph minute hand second hand Button A Hour Minute hand hand Chronograph hour hand Normal crown position Calendar Button C Button B Alarm hand Second hand or 1/20 sec chronograph hand D) USING THE ALARM Pull the button "C". Alarm sounds when the hour hand aligns with the alarm time indicator.

  • Page 6: Using The Chronograph

    CAL. 0S80 Turning off the alarm Pressing button "C" to return it to its normal position turns the alarm off when the alarm is sounding. Length of sounding time of alarm The alarm sounds for 15seconds, then stops sounding for 2minutes and 45seconds.
  • Page 7 CAL. 0S80 F) CHRONOGRAPH RESET (INCL. AFTER REPLACING BATTERY) This procedure shoud be performed when the chronograph second hand and chronograph 1/20 second hand do not return to the 0 second position after the chronograph has been reset, and including after the battery has been replaced.
  • Page 8 CAL. 0S80 1.Pull out the "C" button to turn the alarm. 2. Pull out the crown to the time setting position. 3. Turn the crown to the left, and stop it just after the date changes. After the date starts changing, Turn the crown slowly.

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