Xylem PH3210 FIELD PH METER - Manual (Page 32)

Operation pH 3210
32 ba75793e02 12/2008
4.4.4 Settings for pH and ORP measurements
Overview The following settings are possible for pH and ORP measurements:
z Resolution
z Calibration interval
z Buffers for calibration
z Unit of the temperature
z Automatic stability control
z Unit for slope
z Calibration record (display)
Settings The settings are made in the measuring menu of the pH/ORP
measurement. To open the settings, activate the relevant measuring
window in the measured value display and press the key
shortly. After completing the settings, switch to the measured value
display with .
Menu item Possible
setting Description
Calibration /
Calibration record - Displays the calibration
record of the last calibration.
Calibration /Buffer TEC
NIST/DIN
ConCal
... Buffer sets to be used for pH
calibration.
More buffers and details,
see section 4.4.5.
Calibration /One
point calibration Yes
No Rapid calibration with 1
buffer
Calibration /
Calibration interval 1 ... 999 d Calibration interval for the
pH electrode (in days).
The meter reminds you to
calibrate regularly by the
flashing sensor symbol in
the measuring window.
Calibration /Unit for
slope mV/pH
% Unit of the slope.
The % display refers to the
Nernst slope of
-59.16 mV/pH (100 x
determined slope/Nernst
slope).
Man. temperature -25 ... +130 °C Entry of the manually
determined temperature.
For measurements without
temperature sensor only.