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SECTION 3,
continued
3.1.7 Using the
PRINT
3.1.8 Using the
CAL/Zero
3.1.9 Using the
ENTER
3.1.10 Using the Arrow Keys
Key
The
key initializes several data transmittal activities. Press the
PRINT
to print the displayed value, units of measure, sample number, and time and
date to the internal printer and/or RS232 output. See Section 6.4.2 on page 71 for
detailed setup instructions.
A print interval can be specified using the instrument setup protocol (see
Section 6.4.2.3 on page 71). Press the
it is selected. The
but not started. The annunciator lights when a print interval setup is being
executed.
A calibration data report is generated by pressing the
Calibration mode. Holding the
power prints a diagnostic report. The report can be transmitted to an external
printer or computer if the external RS232 output is selected. Pressing the
key while in the setup mode prints a report referencing setup functions to
PRINT
setup numbers.
Key
A (Nephelometric) calibration is initiated by pressing the
working in the NTU, EBC, NEPH or Application Specific measurement modes.
The unit of calibration is NTU based on Formazin. Refer to SECTION 10 on
page 85 for detailed instructions.
Pressing
CAL/Zero
values and the instrument returns to the last-used measurement mode. Refer to
Section 3.2.4 on page 39 for detailed calibration instructions.
Pressing the
CAL/Zero
"analytical zero" (100 %T, 0.0 Absorbance, or 0.0 CU respectively). Install a
sample cell containing the reference solution and press
counts from
30
Key
Press the
ENTER
begin measurement of a calibration standard.
Pressing the
ENTER
buffer and quickly updates the display when measuring samples. This feature is
useful particularly when measuring samples with large differences in Turbidity.
The up, down and right arrow edit the displayed value during calibration and
increment through the calibration standards. They also edit the display any time an
individual digit is flashing. Therefore, the arrow keys are referred to as edit keys.
The right arrow key also can be used during calibration to ignore the dilution
water turbidity standard (Standard
in special applications. Refer to Section 3.2 through Section 3.3.4 for details.
PRINT
annunciator flashes to indicate a print interval is specified
PRINT
key down while turning on instrument
PRINT
at the end of a calibration sequence saves new calibration
key while in the %T, Absorbance, or color mode begins the
to
while the "analytical zero" is in progress.
0
key to accept the displayed or edited setup information or to
key clears stored data from the Signal Averaging memory
). This procedure is not recommended except
00
35
PRINT
key to initiate the print interval after
key when in the
PRINT
key when
CAL/Zero
. The instrument
ENTER
key
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