The Model DFI 200 is a light weight hand-held indicator powered by a single 9 volt battery, making it ideal for remote field operations. The DFI 200 Hand Held Indicator features a 4 1/2 digit display, max/min recall and push-button calibration and set-up. This unit also features RS232 serial communication and selectable digital filter.
The DFI 200 is highly accurate with a frequent sampling rate, which you can program to your liking. It can take 5 to 100 samples per second, and the instrument has a full-scale range of 0.5mV/V to 100mV/V.

This model stores up to 3 transducer calibrations with the optional auto-calibration chip, which allows automatic calibration to any transducer.