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Tunnel Sensors: CO, NO and Visibility Monitors for Traffic Tunnels

The NOVICOM tunnel monitor measures the concentration of nitric oxide (NO) and carbon monoxide (CO) in tunnel atmospheres

VICONOX tunnel atmosphere monitor

The VICONOX tunnel atmosphere monitor is a single sensor solution for measuring NO2, NO, (NOx), CO, visibility and temperature (or combinations of) within a road traffic tunnel, rail tunnel or other confined space.