38
3.2 Spectrophotometer Setup and Use of Navigation Keys
A number of instrument operating features are available as options in the
Setup Menu:
• Group number (assigns a user-specified group number to store data
from a set of samples)
• Auto Group (automatically assigns the program number as the group
number to store data from a set of samples)
14 SETUP/2 key Used to enter the Startup menu options such as time, date,
beeper options, etc., when used with the
SHIFT key. Has
numeric function when
SHIFT keyisnotused.
15
ABS/8 key Initiates absorbance readout mode when used with SHIFT
key. Has numeric key function when SHIFT keyisnotused.
16 +/-/1 key Used to change the sign of the displayed number when
used with the SHIFT key.
Has numeric function when
SHIFT keyisnotused.
17
PRINT/4 key Initiates printing sequence to a printer or computer when
used with
SHIFT key.
Has numeric key function when
SHIFT key is not used.
18 ./0 key Used to enter a decimal when used with
SHIFT key. Has
numeric function when
SHIFT key is not used.
19 SHIFT key Used to select the top (blue) function of the dual
function keys.
20 SELECT PRGM key Selects a menu that allows the user to choose a test by
scrolling or by program number (Hach program numbers
and symbols are inside the cell compartments light shield).
21
I/O key Toggles operating power on and off.
22 RECALL/STORE key Recalls stored measurement data when used with
SHIFT key. Used to store measurement data when
SHIFT keyisnotused.
23 ERASE/CE key UsedtodeletestoreddatawhenusedwiththeSHIFT key.
CE is used to delete a numeric entry (deletes the whole
entry or just the last character).
24 %T/7 Key Initiates % Transmittance readout mode when used with
SHIFT key. Has numeric key function when SHIFT key is not
used.
25
POWER Jack Connection for AC adapter or battery eliminator/charger.
26 RS232 Connector 9-pin serial port for printer or computer interface.
Table 4 Operating Controls, Indicators and Connections (Continued)
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