MRC PH-207, Operation Manual, Page: 2 / 16

TABLE OF CONTENTS
1. FEATURES............................................................ 1
2. SPECIFICATIONS................................................... 2
3. FRONT PANEL DESCRIPTION.................................. 4
4. PH CALIBRATING PROCEDURE................................5
4-1 Calibrating Consideration 5
4-2 Requiring Equipment for calibration................... 5
4-3 Two Points Calibration...................................... 5
4-4 Single Point Calibration..................................... 6
5. PH TEMPERATURE COMPENSATION........................ 6
5-1 Manual temperature compensation.................... 7
5-2 Automatic temperature compensation................ 7
6. MEASURING PROCEDURE....................................... 7
6-1 PH Measurement.............................................. 7
6-2 mV Measurement............................................. 8
6-3 Temp. Measurement......................................... 8
7. CIRCUIT ADJUSTING PROCEDURES WHEN
CHANGING THE TEMP. PROBE................................11
8. MEASURING CONSIDERATION............................... 12
9. RS232 PC SERIAL INTERFACE.................................12
10. BATTERY REPLACEMENT........................................ 14
11. OPTIONAL ACCESSORIES........................................14