Install the battery:
The two specification for alkaline battery 1.5V AAA or equivalent battery casing, press "+" "-" the correct label in the battery, and the electric
Pool cover fastening
Replace the battery:
When the LCD display battery symbol flashes, said the lack of electricity, need to replace the battery in order to ensure the accuracy of measurement. Pull out the battery cover, the old batteries, reload the same type of new batteries. Please put the old battery to the children do not take place, in the treatment of waste battery has the corresponding regulations in the area, please observe the local rules of the Department.
Please use the alcohol after 20 minutes; used in smoking after 20 minutes. No blowing smoke liquid or directly to the detector.
Continuous testing up to 5 times, please stop 2 minutes before use.
Not in a strong wind or places with poor ventilation test.
Do not use in a volatile gas locations.
If the difference of two consecutive test results more than 0.1 ‰ BAC please test again.
Start the test:
* Sensor preheating process by pressing "ON/OFF" key to enter for about 17 seconds, the LCD show "PH" and flashing for 4 seconds, then 13 seconds countdown.
* countdown finished, a BEEP voice prompt start blowing. (please next operation, 4 seconds at the prompts or error message will appear: LCD Err)
* to blow hole blow for about 4 seconds, and the LCD display "GO". When the stop blowing heard the sound of a BEEP tone, and test results will be displayed on the LCD.
* in any working condition, press "ON/OFF" key can be shutdown.
* in any working condition, two minutes without any button operation, automatic shutdown.
The test results show that:
* when the test results from 0~0.049 ‰ BAC range, LCD display LO.
* when the test results more than 1.50 ‰ BAC, LCD display HI.
* when the test results of 0.05 ‰ BAC~1.50 ‰ BAC range, digital display test results.
The machine alarm point setting:
- 0.20 ‰ BAC ‰ - 0.40 ‰ - 0.30, BAC BAC
- 0.50 ‰ BAC ‰ - 0.70 ‰ - 0.60, BAC BAC
- 0.80 ‰ BAC ‰ - 1 ‰ - 0.90, BAC BAC