Two solenoids controlled by a pollution sensor. The frequency of the pushes increases as the measured level of volatile organic compounds and CO2 rises. With very high concentrations, the solenoids may begin to act erratically.
Two solenoids controlled by a pollution sensor. The frequency of the pushes increases as the measured level of volatile organic compounds and CO2 rises. With very high concentrations, the solenoids may begin to act erratically.