tunnel sensors Equipment

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TunnelCraft - III - CO/Visibility Monitor

by Codel International Ltd

The TunnelCraft III CO/VIS Air Quality Monitor (AQM) uses infrared light and visible light to measure carbon monoxide and visibility in a single compact instrument. The AQM consists of a transceiver that projects infrared beams to a reflector unit mounted 3m away. The reflected light is received by the transceiver and the specific absorption is ...

TunnelCraft - III - CO/Visibility Monitor

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TunnelCraft - III - CO/NO/VIS Monitor

by Codel International Ltd

The TunnelCraft III CO/NO/VIS Air Quality Monitor (AQM) uses both infrared light and visible light channels to measure carbon monoxide, nitric oxide and visibility in a single compact instrument. The AQM consists of a transceiver that projects infrared beams to a reflector unit mounted 3m away. The reflected light is received by the transceiver ...

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TunnelCraft - III - Visibilty Monitor

by Codel International Ltd

The TunnelCraft III Visibility Air Quality Monitor (AQM) uses visible light channels to measure the visibility within a tunnel environment. The AQM consists of a transceiver that projects visible light to a reflector unit mounted 3m away. The reflected light is received by the transceiver and the specific absorption is measured to determine the ...

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TunnelCraft - III - NO2 Monitor

by Codel International Ltd

Nitrogen dioxide (NO2) is fast becoming the most important measurement in tunnels and will eventually replace nitric oxide (NO) as the key measurement. The TunnelCraft III NO2 Air Quality Monitor (AQM) uses a high-power blue LED to measure the attenuation of UV/blue light by NO2 in the tunnel atmosphere. The AQM consists of a transceiver that ...

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TunnelCraft - III - Air Flow Monitor

by Codel International Ltd

The Air Flow Monitor (AFM) uses ultrasonic technology to measure air velocity. A single transmitter and an array of four receivers are contained in the measuring head. Air velocity and direction are calculated from measurements of the phase shifts from the ultrasonic signals at the receivers. The sensor is compact, contains no moving components, ...

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Tunnel Monitors - Road Tunnel Atmosphere Monitoring

by EMACCS Ltd

Emaccs are UK Distributors for Tunnel Sensors Ltd and supply and install their range of CO, NO, Visibility and Flow monitors.We offer:Service and maintenance of tunnel atmosphere monitoring systemsComprehensive service contractsEmergency call-outsSourcing and installing new systemsSystems integrationData handling systems

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Planar Scanner

by IDS Ingegneria dei Sistemi

We design and manufacture prototype equipment for Wind Tunnel and Electromagnetic measurements. Developing our engineering activities in high technology fields such as those of aeronautics, naval and defence has given us the experience to design and develop positioning systems for wind tunnel props and radar antennas. We have also applied this ...