220 Portable pH Meter

220 FEATURES

1. 1 to 3 points push-button calibration with auto-buffer recognition.
2. Selectable pH buffer group, including the USA and NIST options.
3. Automatic electrode diagnosis with pH slope and offset display.
4. Automatic Temperature Compensation provides accurate reading over the entire range.
5. Auto-Hold feature senses and locks the measurement endpoint.
6. Setup menu allows setting the 7 parameters, including the pH buffer group, number of calibration points, temperature unit, auto-power off, etc.
7. Expanded memory stores and recalls up to 100 data sets
8. Stored readings can be transferred into the computer by USB communication interface.