39
V500-R521B2/C2
User’s Manual
Sec
tion
3
Oper
ation
Flow Cha
rt
Section 3
Function Explanation
In case of plural reading
*1
When the trigger by a command is used, ignore this clause.
*2
In case of trigger controlled system (reads while the trigger is ON), consider that the reading effective duration
is set to 0.
Power on
Wait for the
eading trigger
Laser radiation
Reading process execution
Is reading
succeeded?
Repeat
Is reading trigger end?
(*1)
Has reading effective
duration passed?
(*2)
Laser beam goes out
READ NG LED illuminates
Process when reading failed
READ OK LED illuminates
Reading data output
Process when reading succeeded
Process when reading failed
Repeat
Is the data
differ from the previous
reading?
Repeat
Is reading
succeeded even just
once?
V500-R521.book 39 ページ ２００８年７月１８日 金曜日 午後１時１分
