Bedfont Micro+ Smokerlyzer Manual page 3

How to perform a bump test with verified gas:
1
If it's been a while since you've used your Micro⁺™,
please check the batteries have charge.
Replace them if necessary
3
To perform a bump test using gas, firstly attach the gas canister
to the gas regulator by screwing the canister into the regulator
5
Start the breath test on the Micro⁺™ device
7
Once the reading has stabilised on screen
close the regulator to turn off the gas
9
If the Micro⁺™ is not reading between this range,
please calibrate the device
2
As routine maintenance, a bump test should always be performed after
long periods of no use to check the device is reading correctly. You can
perform a bump test using either a non-smoker or certified gas to ensure
the device is reading correctly
4
Attach the regulator to the Micro⁺™ device
6
Once the countdown has finished and the screen prompts
to exhale, open the gas regulator to perform the bump test
8
Make sure the Micro⁺™ device is reading
between 15 and 22 ppm
How to perform a calibration:
1
To perform a calibration test, firstly turn on the Micro⁺™ device
3
Press the calibration icon 5 times to unlock the option then
press the icon once more to start the calibration
5
As prompted, attach the regulator to the
Micro⁺™ device and follow the onscreen
instructions to run the calibration
8
If the the Micro⁺™ failed its calibration a red cross will show,
press the retry icon to try again. If unsuccessful consult the troubleshooting
section of the manual or contact your local distributor for help
2
Press the settings icon to open the settings menu
4
Allow the Micro⁺™ device to zero. If the device is too cold or hot
please wait for it to come to ambient temperature before continuing
6 7
Open the gas regulator If the Micro⁺™ successfully completed its calibration a
to perform the test green tick will show
9
Close the regulator when the calibration is finished