Principle: Cross flow modulation, reduced pressure chemiluminescence (CLD)
US.EPA. Reference Number: RFNA-0506-157
Application: NO2, NO and NOx in ambient air
Range: 0-0.1/0.2/0.5/1.0 ppm Auto or manually ranges selectable
Flow rate: Approx. 0.8 LPM
I/O: 0-1V, 0-10V, 4-20mA, RS-232
Include: O3 drier, O3 decomposer, ref. gas generator and sample pump.
CU-2 Converter Unit for Measure Ambient Ammonium (NH3) Monitor
Principle: Oxidation catalyst
Range: 0-1.0/2.0/5.0/10 ppm (Standard) / 0-0.1/0.2/0.5/1.0 ppm (High sensitivity)
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