General Operations
10
3. Press
Check
to start a new CAL Check.
Press the
key at any time to abort the validation process.
4. Use the functional keys to enter the certificate value of the calibration
standard found on the CAL Check Standard Certificate.
5. Press
Next
to continue.
Note
: This value will be saved in the instrument for future validation.
6. Insert the
HI97100‑ZERO
CAL Check Cuvette A then press
Next
to continue.
“
Please wait...
“
message will
be displayed during the measurement.
7. Insert the CAL Check Cuvette B for the selected method (i.e.
HI97100‑525
for pH, Nitrate LR, Nitrate HR,
Nitrite ULR or
HI97100‑610
for Alkalinity, Ammonia, Calcium, Magnesium, Phosphate ULR), then press
Next
to continue. The
“
Please wait...
“
message will be displayed during the measurement.
Note
: HI97100-ZERO, HI97100-525, and HI97100-610 are included in the HI97105-11 CAL Check™ standards
for Marine Master photometer – cuvette kit. Please see Accessories for ordering codes.
8. When the CAL Check is complete, the display will show one of the following messages and the value
obtained during the measurement:
•
“PASSED“
: measured value is within the accuracy specification
•
“OUT OF SPECIFICATION“
: measured value is outside of the tolerance window
A. Check the certified value, expiration date, and clean the outside of the cuvette.
B. Repeat the CAL Check procedure.
C. If this error continues, contact your nearest Hanna Instruments
®
customer service center.