Hach TL2310 Manuel D'utilisation De Base page 15

1. Clean the exterior surface of the StablCal vials with laboratory glass cleaning detergent.
2. Rinse the vials with distilled or deionized water.
3. Dry the vials with a lint-free cloth.
Note: Never shake or invert the < 0.1 NTU standard. If the standard has been mixed or shaken, do not move the
vial for 15 minutes or more before using.
Note: Do not remove the caps from the sealed vials.
Make sure that the StablCal standards are at ambient instrument temperature before use (and no
greater than 40 °C (104 °F)).
Invert the standards (except < 0.1 NTU) before use. Refer to the user instructions that are supplied
with the StablCal standards.
6.2.4 StablCal calibration procedure
1. Push Login and
select the applicable
Operator ID. If login
is not necessary, go
to step 3.
5. Apply a small
drop of silicone oil
from the top to the
bottom of the vial.
2. Push Login and
enter the password.
Push OK.
6. Use the oiling
cloth to apply the oil
equally to the
surface of the vial.
Remove most of the
oil. Make sure that
the vial is almost dry.
3. Push
Calibration. The
standard values for
the selected
calibration curve
(and verification
standard, if Verify
after Cal is on) show
on the display. To
select a different
calibration curve,
refer to Configure
the calibration
settings on page 14.
7. Carefully and
slowly invert the vial
to fully mix the
standard (do not
invert the <0.1 NTU
vial). Be careful not
to add air bubbles.
4. Get the StablCal
standard that shows
on the display. Clean
the vial with a soft,
lint-free cloth to
remove water spots
and fingerprints.
8. Put the vial in the
sample cell holder
with the triangle on
the vial aligned with
the reference mark
on the sample cell
holder. Push the lid
closed until a click is
heard.
English 15