US Patent 9280884 Environmental sensor device with alarms

An environmental sensor device with alarms comprises a data bus, a multitude of sensors, at least one processing unit, a communications interface, and memory. The multitude of sensors may include particle counter(s), pressure sensor(s) and/or the like. The memory is configured to hold data and machine executable instructions. The machine executable instructions are configured to cause at least one processing unit to: collect sensor data from at least one of the multitude of sensors, generate processed sensor data from the sensor data, and set alarm(s) based, at least in part on processed sensor data. The communications interface is configured to communicate the report to at least one external device.