Keylock - Hach EC1000 Instruction Manual

2.2.6 Keylock

Note: The initial keyboard
lockout code is 0000, but is
user programmable. Refer
to Section 9.1.1 Test
Diagnostic Menu for
information on
programming the keyboard
lockout code.
Press .
ENTER
The DATABIT menu is 7 or 8. Select the value by pressing the
key.
UP ARROW
Press .
ENTER
The STOPBIT menu is 1 or 2. Select the value by pressing the
key.
UP ARROW
Press .
ENTER
Press followed by the
ENTER
ENABLED and DISABLED. Press
The PRinT INTerval setting range is 00 to 99 minutes. 00 turns the print interval off. Make
a selection by pressing the
key.
UP ARROW
Press .
ENTER
PRinT LiSTing appears on the display.
Press . A listing of the instrument setup is sent to the printer. Then, OK appears on
ENTER
the display momentarily and the display automatically backs out to BAUD.
Press followed by the
CLEAR
Press followed by the
ENTER
CONTROL and RECORD2 modes.
Press .
ENTER
Press .
ENTER
This displays the pH SIGnal AVeraGe value (00 to 10 seconds), 03 seconds is the default.
Change the display by pressing the
or the key.
UP ARROW
Press followed by
ENTER
to exit the menu.
To prevent unauthorized or accidental programming changes, a keyboard lockout or secure
mode is provided using a password. In the locked mode, all program menus may be
viewed, but no changes to the settings or operations are allowed. If a change is attempted,
the display will flash LOCKED to indicate that the keyboard is locked out.
The keyboard may be locked, unlocked, or temporarily (30 minutes) unlocked.
key or the
DOWN ARROW
ENTER.
key followed by the
RIGHT ARROW
key. This backs out to:
DOWN ARROW
key or the
DOWN ARROW
key followed by the
RIGHT ARROW
to back out to the top level menu, or press the
CLEAR
35
key or the
DOWN ARROW
key or the
DOWN ARROW
key to toggle between
UP ARROW
key or the
DOWN ARROW
key to toggle between
UP ARROW
DOWN ARROW
pH/mV
key
key