Menu Selection; Setting Date And Time; User Calibration - Grundfos DIT-L Bedienungsanleitung

6.8 Menu selection

Press the [Mode] key and hold it.
Mode
Switch on the unit using the [On/Off] key.
On/Off
Allow the three decimal points to be displayed
before releasing the [Mode] key.
The [!] key allows for selection of the following
!
menu points:
Store Date
Recalling stored data
diS
Time Cal
Store Date
Prt
Transmitting stored data to a PC (printing)
Time Cal
Store Date

Setting date and time

Time Cal
Store Date
Performing user calibration
Time Cal
The selected menu is indicated by an arrow in
the display.
6.8.1 diS - Recalling stored data
After confirming the selection using the [Mode]
Mode
key the photometer shows the last 16 data sets
in the following format (automatically proceeding
every 3 seconds until the result is displayed):
– number: xx (16...1)
– year: YYYY (e.g. 2010)
– date: MM.dd (monthmonth.dayday)
– time: hh:mm (hourhour:minuteminute)
– method
– result: x.xx
To repeat the current data set, press the
Zero/Test
[Zero/Test] key.
To scroll through all stored data sets, press the
Mode
[Mode] key.
!
To quit the menu, press the [!] key.
6.8.2 Prt - Transmitting stored data (to a PC)
Transmitting data to a PC requires the optional
DIT-IR (Infrared Interface Module). Standard Baud
Caution
rate of DIT-L is 9600 and can not be changed.
The DIT-IR module and the
Mode
connected PC must be ready.
Press the [Mode] key to start
PrtG
the transmission. The
photometer will display "PrtG"
(Printing) for approx. 1 second
followed by the number of the
first data set and its
transmission. All data sets will
be transmitted one after the
other. After finishing, the photometer switches to
test mode.
To cancel the print job, press the [On/Off] key.
On/Off
The photometer switches off.
If the photometer is not able to communicate
with the DIT-IR, a time-out occurs after approx.
E 132 2 minutes. The error "E 132" will be displayed
for approx. 4 seconds. Subsequently, the
photometer switches to test mode. See also the
DIT-IR installation and operating instructions.
6.8.3 Setting date and time
(24-hour format)
Mode
SET
DATE
YYYY
(2 Sec.)
Mode
Zero/Test
!

6.8.4 User calibration

Store Date
cAL
diS
CAL
Time Cal
CAL
METHOD
Mode
Zero/Test
METHOD
0.0.0
CAL
Store Date
Prt
Zero/Test
Time Cal
METHOD
RESULT
CAL
Mode
Zero/Test
CAL
RESULT
On/Off
Cal
: :
After confirming the selection using the [Mode]
key, the value to be edited will be shown for
2 seconds.
The setting starts with the year (YYYY) followed
by the actual value to be edited. The same
applies for month (MM), day (dd), hour (hh) and
minutes (mm). Set the minutes first in steps of
10, then press the [!] key to continue setting the
minutes in steps of 1.
To increase the value, press the [Mode] key.
To decrease the value, press the [Zero/Test] key.
To proceed to the next value to be edited, press
the [!] key.
After setting the minutes and pressing the
[!] key, the display will show "IS SET", and the
photometer will return to the measurement
mode.
Note:
User calibration (display in calibration mode)
Factory calibration (display in calibration mode)
After confirming the selection using the [Mode]
key, the display will show "CAL" and "METHOD"
alternately.
To scroll through methods, use the [Mode] key.
Fill a clean vial with the Reference Standard
reagent up to the 10 ml mark, screw the cap on
and place the vial correctly in the sample
chamber. See fig. 3.
Press the [Zero/Test] key.
The method symbol will flash for approx.
8 seconds.
The display shows zero confirmation "0.0.0" and
"CAL" alternately.
Perform calibration with a Reference Standard
reagent of known concentration, as described in
the selected method.
Press the [Zero/Test] key.
The method symbol will flash for
approx. 3 seconds.
"RESULT" appears in the display, alternating
with "CAL".
If the reading corresponds with the value of the
calibration standard (within the specified
tolerance), exit calibration mode by pressing the
[On/Off] key.
Changing the displayed value:
To increase the displayed value by 1 digit, press
the [Mode] key once.
To decrease the displayed value by 1 digit,
press the [Zero/Test] key once.
Press the corresponding key until the reading
equals the value of the calibration standard.
To calculate the new correction factor and store
it in the user calibration software, press the
[On/Off] key.
Confirmation of the calibration (3 seconds)
appears in the display.
Store Date
Time Cal
Store Date
Time Cal
7