Alcohol sensor type
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Electrochemical fuel cell type
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Range range
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0.000mg/L~2.500mg/L (exhalation alcohol concentration)
|
Resolution
|
0.001 mg/L
|
Indication error
|
Alcohol concentration range C (mg / L)
|
error
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C<0.400
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±0.020mg/L
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0.400≤C<1.000
|
±5%
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C≥1.000
|
±10%
|
Repetitive value
|
Alcohol concentration range C (mg / L)
|
error
|
C<0.400
|
0.007mg/L
|
0.400≤C<1.000
|
1.75%
|
C≥1.000
|
6%
|
Calibration cycle
|
6 months
|
Operating temperature range
|
-20 ℃ ~ 45 ℃
|
Storage temperature range
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-30 ℃ ~ 70 ℃
|
Reference working environment conditions
|
Temperature
|
20°C ± 5°C
|
humidity
|
<80% RH
|
Atmospheric pressure
|
86kPa ~ 106kPa
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There is no influence on the normal operation of the instrument gas and electromagnetic field
|
Display
|
3.5 inch 240X320 TFT LCD color touch screen
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Storage capacity
|
Host can store more than 60,000 test records
|
Network standard
|
GSM/GPRS
|
Network frequency
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900/1 800MHZ or 850/1900MHZ
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Computer interface
|
USB
|
Printer
|
Supports external micro-Bluetooth thermal, dot matrix printer
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Host size
|
175mm (length) x77.5mm (width) x30.5mm (thick)
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Operating Voltage
|
Charging state
|
Working state
|
DC 10 ~ 14V
|
DC 63 ~ 84V
|
Host battery
|
1200mAh / 7.4V lithium-ion battery
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Instrument weight
|
About 337g
|