Waters 2489, Operator'S Manual

Page: 74 / 234

3-6 Preparing the Detector
Using the keypad
The detector keypad (shown below) consists of 24 keys providing
• full numeric entry (10 digits plus a decimal point).
• Enter, Shift, CE (Clear Entry), Next, and Help functions.
•
▲
and
▼
(used for navigation only; pressing
▲
may also move you to the
left,
▼
to the right).
• A/B for channel selection.
• navigation to specific screens (HOME [absorbance], DIAGnostics,
TRACE, CONFIGURE, METHOD, and SCAN).
Local (Method #)
/Remote Control Local control/Method number – If the
detector is not controlled by a data
system or other control device over the
Ethernet bus, it displays a cursive “m”
and the current method number or an
asterisk (*) that indicates current
conditions are not stored as a method.
Remote control/Ethernet – If the detector
is controlled by a data system or other
control device over the Ethernet bus, it
displays a remote control icon containing
the letter E.
Numerical
field Run Time
(Minutes) Displays the time elapsed since you
pressed the Run key, or since an Inject
Start signal was received.
Next Indicates that pressing Next brings you
to additional screens.
Message screen icons (from left): Error,
Question, Warning, Information, and
Standby.
Absorbance and message screen icons
Icon or Field Icon / Field Name Function