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Th+ = Threshold High Rising
Th- = Threshold High Falling
Tl+ = Threshold Low Rising
Tl- = Threshold Low Falling
When target values are rising and exceed the positive thesholds, leds change and the device sends an uplink with the new leds status and the latest measures.
When values are falling below the negative thresholds, leds change accordingly and the device sends a new uplink with the new leds status and the latest measures.
Thresholds can be enabled, disabled and set via NFC with LoRa Tool App or with downlinks.
If only CO2 or VOC thresholds are enabled, LEDs will reflect the relative status. If thresholds for CO2andVOC are enabled, LED will reflect the status of the
higher thresholds exceeded of the two measurements.
With downlink is also possible to ask the sensor for the actual leds status.
4.8.1 CO2 thresholds