Milwaukee MW306 MAX Instruction Manual page 25

5. Press GLP/ACCEPT key to confirm calibration. The instrument
displays "SAVING", stores the calibration values and returns to
measurement mode.
Note: The TDS reading is automatically derived from the
EC reading and no calibration is needed.
Manual Calibration
This option may be used to perform a manual calibration in a
custom standard, i.e. to set the cell-constant value directly.
To minimize cross-contamination, use two beakers: one for rinsing
the probe and the other for calibration.
1. Rinse the probe in the calibration standard and shake o any
excess solution (first beaker).
2. Place the probe in the standard ensuring that the sleeve holes
are covered with solution (second beaker).
3. Press SETUP and use the  keys to select C.F. (cm
4. Press CAL/EDIT.
5. Use the  keys to modify C.F. (cm
the Custom Standard value.
6. Press GLP/ACCEPT. "MANUAL CALIBRATION CLEARS PREVIOUS
CALIBRATIONS" is displayed on the third LCD line. CAL and
ACCEPT tags are displayed blinking.
7. Press GLP/ACCEPT to confirm or press ESC to exit without
changing.
Note: Using manual calibration will erase previous calibrations;
and both log files and GLP will display "MANUAL" as standard.
Clear Calibration
Press CAL/EDIT to enter Calibration mode, then press LOG/CLEAR.
ACCEPT tag is displayed blinking and "CLEAR CALIBRATION"
message on the third LCD line.
To confirm, press GLP/ACCEPT. "PLEASE WAIT" message is displayed
followed by "NO CAL" confirmation screen.
EC / TDS 25
) until the display reads
-1
).
-1