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Visibility Monitors
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19. July 2011 16:31

Advanced burner control D‑GF 150‑MB

With integrated text display and Modbus communication

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DURAG GROUP International > Environment > Tunnel Sensors > Visibility Monitors

D-RV 290

Visibility Monitor for road tunnels using optical transmission principle.
Sensor for ventilation control system. Reliable measurement parallel to the tunnel axis.

D-R 220T

Visibility Monitor for road tunnels using optical transmission principle.
Sensor for ventilation control system or fire alarm system. Reliable measurement parallel to the tunnel axis.