Monthly Archives: March 2012

Lighting the way

Sun 25 Mar 2012

Tunnel Sensors LUMIOS Luminance Photometers are selected for the Terrace Tunnel (NZ) refurbishment project. The Terrace Tunnel is a vital part of the Wellington region’s transport network and in order to ensure the tunnel continues to operate effectively, the NZ … More

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We think of tunnel sensors as one of our most reliable and valuable partners that can provide equipment and technical expertise of highest quality.

Vassilis Moustaferis
New Alert ICT Systems, Greece

Tunnel Sensors


The LUMIOS MkIII measures the level luminance, or brightness, at tunnel portals to ensure that the visual perception of drivers is maintained, both day and night.


The AIRFLOW offers a rugged, non-contact solution for the universal requirement to monitor air velocity and direction in the tunnel.


The VICONOX provides a total monitoring solution
for the measurement of NO2, NO, CO, visibility
and temperature within traffic tunnels.