How to use the alcohol detector

Alcohol detectors are instruments used to detect how much alcohol is ingested and how much alcohol is ingested. It can be used as a testing tool to detect the drinking of drinking drivers to effectively reduce the occurrence of major traffic accidents. It can also be used to detect the alcohol content in human exhaled gases in other occasions to avoid heavy casualties and major damage to property, such as prohibition in some high-risk areas. A company that is employed after drinking.

Method of operation

1. Press the power switch, the instrument performs internal self-test and warm-up, and displays a countdown from 200 to 0, which lasts 20 seconds.

2. At the end of the timer, an audible prompt will be given, and the green light will be bright, and the yellow light in the middle will flash, indicating that the instrument is normal and can start detection.

3. The tube is blown into the air inlet for 4 seconds. If alcohol is detected, the buzzer will alarm and the red and green lights will flash at the same time. After 4 seconds, the concentration data is displayed. If the concentration is between 0.00 and 0.40, only the green light flashes; if it is greater than or equal to 0.50, only the red light flashes, accompanied by a rushing sound alarm. The instrument display turns OFF after the concentration data is held for 15 seconds.

4. If no alcohol is detected from the air blow or no test is performed within 30 seconds after the power is turned on, the instrument display changes from 000 to OFF.

5. When the instrument displays OFF, you need to restart the measurement.

Recommendations

1. It is recommended to test after drinking for 20 minutes. This is because it takes about 20 minutes for the alcohol to be absorbed by the blood through the digestive system, and the remaining alcohol in the mouth also needs to be dissipated for such a long time.

2. Avoid testing in windy environments or in airy, closed rooms.

3. Do not blow the cigarette smoke into the instrument, as this will damage the sensor. Qiqi.com recommends waiting for 1 minute and then testing.

4. It is forbidden to blow smoke into the air hole. Do not enter the liquid in the air hole, do not block the air outlet.

5. The yellow light indicates that the power supply voltage is low and the battery needs to be replaced.