Today I tested co ppm with ct 300 ppm and within second it goes 5000 and alarm full of sound, I tested it from co pure cylinder
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- Sep 5, 2024
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That proves the device is reliable and the CO is pure enough. If it could read more and the CO is 99.99% pure it would potentially go up to 999900PPM.
I tested this device with the car exhaust and it read 30 ppm.Similar threads
