DDS-12DW Benchtop Conductivity Meter
12
3.5
Press the
Enter
key, the default value begin flashing.
3.6
Press the
◄
or
►
key to set each digit according to previous record.
3.7
Press the
Enter
key to confirm until the setting values stop flashing.
3.8
Press the
Meas
key to return to the measurement mode. Calibration is completed.
Exit the Calibration
During the calibration process, press the
Meas
key, the meter will exit the calibration and return to the measurement mode.
Temperature Calibration
During the measurement process, if the temperature reading displayed differs from that of an accurate thermometer, the meter needs to be calibrated.
1.
Connect the temperature probe to the meter and place into a solution with a known accurate temperature.
2.
Press the
o
C
key to enter the temperature setting mode.
3.
Press the
or
key to set the temperature value.
4.
Press the
Enter
key, the meter returns to the measurement mode. Calibrating is completed.
Conductivity Measurement
1.
Rinse the conductivity electrode thoroughly with distilled water.
2.
Place the electrode into the sample solution, stir the electrode gently.
3.
Record the measured value when the reading is stable.
Auto-Hold
The DDS-12DW conductivity meter contains an Auto-Hold function. If enabled, the meter will automatically sense a stable reading and lock the
measurements, the HOLD icon appears on the display. If disabled, press the key, the meter will immediately lock the displayed value. Press the
Meas
key to resume measuring.
