The gas analyser is intended for measuring of small concentrations of NH3in air in the range of concentrations 0.02-2 ppm, i.e. 2·10-6-2·10-4vol. %).
Device specifications are in the table below
Parameters
Parameter values
Range of measurable ammonia gas concentrations, mg/m3 (ppm)
0.015-1.5 (0.02-2)
Measure resolution, ppm
0.02
Absolute measure error, mV (ppm)
±20 (0.01)
Response time, τ0.9, min, not greater than
10
Relaxation time, τ0.1, min, not greater than
20
Supply voltage, V
=12 or ~220, 50 Hz
Device dimensions, mm
260×120×65
Device weight, kg
1.5
Output connectors
Analogue, Digital (RS-232)
Sensor Lifetime, years
2
This device is equiped by serial communication port (RS-232) to link with PC for measurements visualisation, storing and processing. Applications: ecology, biochemistry, medicine (Helicobacter pylori detection) and so on.
Low power consumption hydrogen sensor
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