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Epson YM82A Watch Movement Specification And Drawing page 17

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Cal.
YM82A
Chronograph function
The chronograph can measure up to 41 minutes in 1/100 second increments, capable of timing 120
minutes.
When the measurement reaches 120 minutes, the chronograph automatically stops counting.
Each hand stops at following position.
1/100 second chronograph hand
1/10 second chronograph hand
Second chronograph hand
40 minute chronograph hand
After the chronograph is started or restarted or split released, the 1/100 second chronograph and
1/10 second chronograph hands move for 3 minutes and automatically stop at the "0" position.
(counting continues inside.)
40 minute chronograph hand
When the minute counting reaches 41 minutes, the hand immediately returns and continues
counting from "1" position and again after 120 minutes. (40 minutes x 3 times)
Standard measurement
2H button
Start
Accumulated elapsed time measurement
2H button
Start
Split time measurement
2H button
Start
Indicator of 1/100 second chronograph and 1/10 second chronograph hands
How to view the 1/100 second chronograph hand display
Operation-02
: Stop at 0 position
: Stop at 0 position
: Stop at 0 position
: Stop at 40 minute position
2H button
Stop
2H button
Stop
4H button
Split
Measurement and release of sprit time
can be repeated by pressing 4H button.
The left side picture shows 0.82 second.
4H button
Reset
2H button
2H button
Restart
Stop
Restart and stop of the chronograph
can be repeated by pressing 2H button.
4H button
2H button
Split release
Stop
30/Jan./'15
Date :
Rev. : 01
4H button
Reset
4H button
Reset
P.12-02

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