MQTT (Message Queue Telemetry Transport) is a machine-to-machine (M2M) data transfer protocol and the leading messaging protocol for the Industrial Internet of Things (IIoT). Although there are currently a number of competing IoT technologies,...

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Measuring humidity

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Relative humidity The vast majority of humidity sensors measure relative humidity. Relative humidity indicates how much water vapour is in the air compared to the maximum amount of water vapour the air can...

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