Carbon Dioxide Data LoggerThe new Carbon Dioxide Data Logger TR-76Ui-H from TandD Corp. is a three-channel recorder designed to simultaneously measure and record CO2 concentration, temperature and humidity. The model achieves a temperature measurement accuracy of +/- 0.3 C between 10 C and 40 C. The accuracy is +/- 0.5 C at all other temperatures. The overall range is -30 C to 80 C. Automatic atmospheric pressure adjustment for the measurement location ensures more stable and accurate CO2 measurements. The Carbon Dioxide Data Logger has a capacity to store up to 8,000 data sets and is supplied with software which enables the user to download recorded data to a PC via USB connection, whereby data from all three channels can be simultaneously viewed in graph or table form. The product is an all-in-one package that includes the data logger unit, sensors, USB cable, batteries, and software. –