Sper Scientific 850055 pH Meter - Advanced - Manual (Page 22)

22
MEASUREMENT PROCEDURES
1. Follow Step 1 in the pH Measurement section to clean
and soak the probe.
2. Press POWER to turn on. Press MODE to select mV
mode.
3. Follow Steps 3-5 in the pH Measurement section to
obtain a reading.
4. To switch between mV and pH, press MODE.
ORP (mV) Measurement (± 1999mV)
ORP (Oxidation Reduction Potential) measurement range is
-1999 mV to +1999 mV. Use an ORP probe for
measurement:
1. Follow Step 1 in the pH Measurement section to clean
and soak the probe.
2. Press POWER to turn on. Press MODE to select mV
measurement.
3. Follow Steps 3-5 in the pH Measurement section to
obtain a reading.