Vlectro VL-AT
Blow continuously through the mouthpiece for about 5 seconds, a long beep tone sounds
continuously while blowing. Only stop blowing until the beep tone stops together with
dynamic progress bar full displayed. Two short “di-di” sounds will be heard when the
sample is being taken successfully, test result will be displayed accordingly.
Ready-blow interface
Dynamic progress bar display on LCD while blowing, as following pictures
Dynamic progress bar
Device will power off automatically, when user fails to start the blowing test within 25s.
Test reading interface
◆ Under test reading interface, can press key to re-test, or device will power off
automatically if there’s no any operation within 60 seconds.
◆ Under test reading interface, keep press key to switch units between mg/L,‰,%,
next test reading will show with this re-setted unit
4.4 Test result show
If the test result exceeds the alert level, the alarm indicator light turns on red and flashes
10 times together with “di-di” sound prompt.
While test result lower than alarm level, the alert indicator light turns on green.
The reading range is 0.00‰BAC -2.00‰BAC.
“2.00‰BAC”will be shown if the reading is higher than 2.00‰BAC.
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