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WebProduct description. Flamefast Carbon Dioxide Monitor provides a bold visual indication using a traffic light PCD as wll as having a digital readout. Using the built in Volt Free Contact, the unit can be easily interfaced with ventilation and Window Control Systems, as well as Gas Safety Systems. The unit can also be used as a traffic light ... picatinny rails amazon
CO2 Controller with Relay, 7530 AZ EB - AZ Instrument …
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