lion alcolmeter
®
500 Mk IV
User Handbook
47
Appendix I: Technical Details
Alcohol sensor:
Lion fuel cell.
Breath sampling:
automatic, on deep-lung air only.
Analytical response time:
normally within 30 seconds, but within 5
seconds at the ‘zero’ alcohol level.
Recovery time:
around 22 seconds at 0.35mg/L.
Certified operating temperature range [for breath]:
0 to +40ºC.
Disposable mouthpiece:
simple disposable ‘pressure-type’ tube.
Temperature range for calibration checking and adjustment
[using dry gas standards]:
+15 to +30ºC.
Storage temperature:
-20 to +65ºC.
Power:
Two disposable
AA
cells provide enough power for at
least 750 complete subject breath test procedures.
Optional, rechargeable, lithium-ion power unit gives at
least 500 tests, when fully charged. Two-stage warning of
low power condition [20 then 0 remaining tests]. Mains
and car chargers available.
Humidity:
10 - 95%, non-condensing.
