Ace ACE Easy Operating Manual Download Page 2

This way you receive results that 

are as accurate as possible:

a)  Wait at least 15 minutes after 

your last sip of alcohol. Do not 

eat, drink or smoke during that 

time.

b)  Do not open the casing.

c)  Do not keep the breathalyzer 

in cold, hot, moist or badly 

ventilated places. 

d)  Keep the breathalyzer out of 

the reach of children.

e)  Conduct three inlet tests after 

long storage before conducting 

the actual alcohol test.

f)

  

Do not drop the breathalyzer.

g)

 

 Change the battery if it is 

depleted. Diminished battery 

capacity leads to incorrect test 

results.

h)  Do not conduct tests in loud 

(sound waves disrupt the sen-

sor), drafty or poorly ventilated 

places.

i)

  

After a test result of 0.100% BAC 

(% BAC = basic setting) or high-

er the sensor needs rest time. 

In this case wait at least three 

minutes before the next test.

j)

  

Do not conduct tests in very 

cold, very hot or an unventilat-

ed, smoky ambience.

k)  Store the breathalyzer in a way 

to avoid penetration by dust 

or liquids.

l)

  

Blowing too hard may cause 

damage to the sensor as saliva 

flows into it.

Preparation for the test: 

1.  If you use the breathalyzer for 

the first time, then push the 

battery compartment cover on 

the back downwards. Remove 

the small paper inside the 

battery compartment (this paper 

prevents the 2 inserted batteries 

from discharging). Close the 

battery compartment cover 

again. If you change the  

batteries please mind their 

polarity (+/- pole).

2.  a) Put a mouthpiece or a straw 

on the mouthpiece connection, 

which is on the side of the 

device. Make sure it is attached 

properly. Use a different mouth-

piece or straw for each test 

person. Avoid blowing cigarette 

smoke into the tester! 

b) If you want to test yourself 

without a mouthpiece or straw 

push the power button and 

as soon as you see “0” on the 

display, simply blow directly 

towards the mouthpiece con-

nection (blow contantently like 

you would whistle).

ACE INSTRUMENTS  

RECOMMENDS:

  ALWAYS USE A NEW MOUTH-

PIECE FOR EACH PERSON AND 

TEST THAT IS CONDUCTED. ACE 

INSTRUMENTS ASSUMES NO 

LIABILITY FOR ANY DAMAGES 

WHICH ARISE WHEN SEVERAL 

PEOPLE USE THE SAME 

MOUTHPIECE FOR MULTIPLE 

TESTS.

ACE 

Easy

 Breathalyzer

Operating Manual

Short description:

The ACE Easy Breathalyzer is 

a digital semiconductor alcohol 

testing device, which can be 

operated by only one button 

and shows reliable test results 

in % BAC (default setting). 

The legal limit in the USA is  

0.08% BAC (status: Oct 2016). 

You can interprete the test 

result 1:1 (e.g. the display 

shows 0.03 = 0.03% BAC).

To maintain the measurement 

accuracy of this breathalyzer 

it should be calibrated 

regularely. For a calibration 

service you can send the 

device to ACE Instruments 

(see www.ace-instruments.net). 

 

For each breath test a new 

mouthpiece is required (to get 

a most accurate test result).

Label of individual components: 

Mouthpiece
Sensor opening
Operation button
Digital LCD display 
(3 digits, 2 decimals)

Air outlet
(always keep this
part unblocked)

Battery compartment 
cover

Thank you for purchasing our ACE Easy Breathalyzer. It measures 

alcohol concentration in human breath using a semiconductor 

sensor and calculates the blood alcohol level. The device must 

only be used pursuant to the instructions mentioned in this manual. 

In case of any questions you may contact the distributor (ACE) 

by email to [email protected], www.ace-instruments.net.

Scope of delivery:

  Digital ACE Easy Breathalyzer  

(3 digits, 2 decimals) with  

semiconductor sensor

  5 mouthpieces (Figurative image 

of mouthpiece on the pictures in 

this manual)

  2 pieces AA batteries (1.5V, LR6, 

Alkaline), already inside the 

device

  Quick Start Guide

  Operating Manual

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