ThermaData Humidity Logger

Each humidity logger incorporates a red and green LED, the flashing green LED indicates that the logger is active/logging and the flashing red LED indicates that your customised pre-set alarms have been exceeded. The humidity logger and temperature ThermaData loggers are suitable for a diverse range of applications which include HVAC climate monitoring, QA control or storage areas and many more. Please note: when ordering loggers it is necessary to order at least one ThermaData logger cradle.