The LGR33 is a temperature sensor that can be used in 2 different modes:
Monitoring (real-time monitoring applications): the logger sends its measurements to the PC in real time. If a measurement is not received by the PC, it stores it in its internal memory and sends it to the PC on the following communication channel "recording".
Recording/retrieval (a posteriori control): the logger records the measurements it takes in its on-board memory. Users can download all stored measurements to their PC at any time.
It is also equipped with :
IP65 enclosure
½ wave antenna
Power supply AA Lithium Thionyl battery