Thermo Fisher Scientific EcoScan Salt 6 - Manual (Page 17)

Instruction Manual Salt 6
13
Calibration for Salinity (% or ppt)
The following example shows calibration sequence to 2.5% calibration
standard.
Procedure is similar for both % and ppt measurement mode.
1) If necessary, press MODE key to select
measurement mode.
CAL
HOLD
ENTER
Measurement Mode
%
%
%
%
2) Rinse the probe thoroughly with de-ionized
water or a rinse solution, then rinse with a
small amount of calibration standard.
3) Dip the probe into the calibration standard.
Immerse the probe tip beyond the upper
steel band (see Section 3.4). Stir the probe
gently to create a homogeneous sample.
Allow time for the reading to stabilize.
4) Press
CAL
key to enter salinity calibration
mode. The [CA] indicator will appear for
1.5 seconds, and a value will appear
flashing.
NOTE: To exit calibration without confirmation,
press CAL key again to go back to
measurement mode.
5) Wait for the value to stabilize and press ▲
or ▼ key and adjust the value to the
calibration standard used.
6) Press the
ENTER
key. The [CO] indicator
will appear for 1.5 seconds, and the
calibration is successfully performed. The
meter returns to measurement mode.
4.4