Dwyer GDL-T Graphical Display Data Logger

The Model GDL Graphical Display Data Logger can record and instantly display temperature, humidity, and dew point trends in a text or graphic format. The GDL has internal temperature and humidity sensors while the Model GDL-T Graphical Display Data Logger accepts up to 3 external temperature sensors. With the included Windows® based software, the user can select the sampling interval, high/low alarms, logging channels, and recording start time. Over 40,000 data points can be recorded and the measured data stays secure with a recording session counter and passwordprotected calibration.