Hach 2100P Instrument And Procedure Manual page 53

SECTION 3,
READ
16.
When all the digits
show the appropriate
value, press
READ
The instrument will
count from 60 to 0
(67 to 0 if signal average
is on), measure the
turbidity and store the
value. The instrument
will increment back to
S0. Remove the sample
cell from the cell
compartment.
continued
17.
Press:
The instrument will store
.
the new calibration data
and return the instrument
to the measurement
mode. It will use the new
calibration to calculate
turbidity for subsequent
measurements.
Note: Pressing
completes the calculation
of the calibration
coefficients. If calibration
errors occurred during
calibration, error messages
will appear after
pressed. If
appear, check the standard
preparation and review the
calibration; repeat the
calibration if necessary.
CAL?
If
may have occurred during
calibration. If
flashing, the instrument
is using the default
calibration.
CAL
.
CAL
CAL
is
CAL
E 1 or E 2
appears, an error
CAL?
is
53