BZ30 CO₂ Air Quality Data Logger: ‘CO₂ traffic light’ and acoustic warning signal indicate when ventilation is needed in cold rooms.

As advised by renowned epidemiologists, consistent ventilation of rooms helps to minimise the risk of corona virus infection. The BZ30 CO₂ air quality data logger, which is finally available again, provides a reliable indication of when it is time to open wide windows and doors in schools and offices. Like a CO₂ traffic light, the device shows the current CO₂ concentration at a glance and thus also demonstrates the potentially increased risk of infection due to a lack of fresh air. It also warns the user with an unmissable acoustic signal.

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