Congratulations on purchasing your new Rotronic BL-1D (humidity, temperature, pressure and dewpoint), HL-1D (humidity and temperature), TL-1D (temperature) data logger.
Please read these instructions carefully before using the device. These instructions are limited to a description of the main functions and installation of the device.
Further information can be found in the software section of the Rotronic Online Manual.
Specific HygroSoft functions can be found in HL-1D/TL-1D/BL-1D.
General descriptions of the functions like Logging, Calibration and Adjustment can be also found in the HygroSoft Online Manual.
Storage Capacity
This table gives an overview of the different log intervals and how long the data logger can log with the 32,000 lines available.
Please see also battery life time. Low battery threshold 2.6 V.
Battery
The data loggers run on one CR2 battery. To insert the battery, open the BAT lid and insert the battery with the right polarity (+/-). When closing the lid, ensure that the O-ring is correctly positioned.
NOTE: Low battery voltage may result in incorrect measurement results. As soon as the battery symbol appears, the battery should be replaced.