Description: The P772 is a wide-range, pocket-sized conductivity meter perfect for use in field environments. Having a rugged, waterproof housing, and replaceable electrodes, this meter will give long durable service. With 10 µS/cm resolution and ±2% FS accuracy, you will have high quality results at your fingertips. Automatic temperature compensation (ATC) adjusts for changes in conductivity due to temperature..