2012-12-12 Model：BJ3577 Page: 2 / 2 Edition : A
3. Chronograph
Press Ｄkey to Start/Stop running ;
When stop ,press C key to zero .
When running ,press Ｃkey to split Counting. Then press Ｄkey to exit split count ,and stop
counting ; When exit split count ,press Ｃkey to zero.
When running ,press B key to return to Real Time mode ,and it running at back .
4. Timer mode
The display range of the timer is 23hour 59minute 59 second.
Timer alarm sounds for about 10 seconds when counting down to 0:00:00.,The timer isautomatically
reset to its starting value after the alarm stops.
Timer Time setting
Press and hold Ｃkey for 2s to time setting state and "Hour" flashing , Press B key to select "Hour" or
"Minute" setting ,Press Ｄkey to adjust the flashing item, Press Ｃkey to complete setting.
Timer operation
Press Ｄkey to Start/Stop counting ; Press Ｃkey to starting value when stop counting.
5. Dual Time
Dual Time setting
In the Dual Time mode ,Press and hold Ｃkey for 2s to select "Minute" setting, Press B key to select
"Hour" setting, Press Ｄkey to adjust the flashing item, Press Ｃkey again to finish setting ,and
return to Dual Time displaying mode .
C.
Specifications
Module Size
Module Thickness（include buzzer）
Operational Temperature Range
Operational Voltage
Accuracy
Battery Code
static average current
Alarm average current
EL lighten average current
Battery life
Under the following conditions:( 4
backlight operation ( 3 seconds) perday; 60 seconds of alarm operation per
day)
：
Ф40.2mm
：
8.85mm
：-10℃~60℃
：3.0V
：±90sec/month
：CR2025
(capacitance: 170m Ah)
：≤
2.48
u A (static maximum current ：6.0uA)
：≤
1.08
mA （Alarm maximum current ：3.5mA）
：≤
9. 98
mA （ELlighten maximum current ：12.0mA）
：
≥24
month(Japan Lithium)
Prepared
Checked
Approved
Name 冯碧颜
徐治中
宋检望
Date 12/12/12
12/12/19
12/12/19
