Extech SDL900 Data Logger

The FLIR AC/DC Magnetic Field Meter/Data logger measures and datalogs both AC and DC Magnetic Field in Gauss and mT (milli Tesla) with a uniaxial Hall effect sensor and built-in ATC. Internal memory stores up to 99 readings, while SD memory card (included) allows continuous data logging and readings can easily be exported to an Excel format for further analysis.

Data Hold and Min/Max
Auto power off with disable
N pole/S pole indicator
Zero button for DC measurement