Eutech PC 2700 pH / mV-Redox-ORP / ION / Conductivity / Total Dissolved Solids / Salinity / Resistivity / Temperature Your all-in-one solution for multi-parameter research work in the lab! The new PC 2700 is accurate, reliable and intuitive with user-friendly functions. Meter comes with a multi-data screen that includes Temperature, electrode status, calibration points, date and time along with your desired measurement parameter. PC 2700 measures pH, ORP, ION, Conductivity, TDS, Salinity, or Resistivity!