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Specifications
Sensor type Electro-chemical fuel cell
Range 0 - 100 ppm
Resolution 1 ppm
Green indicator light 0 to 6ppm (0 to 1 %COHb)
Amber indicator light 7 to 10ppm (1.1 to 1.6 %COHb)
Red indicator light 11 to 72ppm (1.8 to12 %COHb)
Flashing red light + alarm >72ppm (>12 %COHb)
Accuracy +/-5% of reading or 1ppm
whichever is the greater
Sensitivity drift 0.5%/°C
Sensor life > 2 years
Response time < 15 sec (to 90% of reading)
Hydrogen cross sensitivity <15%
Operating temperature 15 – 25 °C
Operating pressure Atmospheric +/- 10%
Pressure coefficient 0.02% signal per mBar
Relative humidity 15 - 90% continuous
(Non condensing) (0 - 99% intermittent)
Baseline drift 0ppm (auto-zero)
Long term drift < 2% signal loss per month
Power source Single Alkaline 9 volt PP3
Main battery life 30 hours of continuous use
equivalent to approximately 2000
tests
Internal battery
Internal battery life
Lithium ½ AA 3.6 volt
10 years
Weight 180 g (Including battery)
Dimensions 170 x 60 x 26 mm
Display 3 ½ digit LCD
Storage & Transport
temperature
-20° to +70 °C
Storage & Transport
humidity
30% to 90% RH
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