Millipore Milli-Q Direct 8 System User Manual page 12

Cabinet,
Continued
The use of the Validate Keypad button is shown below. It is used to confirm
a parameter modification.
Validate
The READY Mode screen display is explained below.
READY Mode
– water quality
values
The LEDs are described below.
LEDs
NOTE:
If an Alarm and an Alert are present at the same time, then only the red LED
is lit.
The red and yellow LEDs are never lit at the same time.
Diagram 1
Diagram
In this example,
 the water filling the tank has a permeate
 the water dispensed from the POD Unit has:
In this example, there are no Milli-Q water quality
measurements to display. The water quality is
only displayed when it is actually measured during
water delivery or recirculation.
Item
Green LED System is operating within specifications.
Yellow LED An Alert is present.
Red LED An Alarm is present.
Action
Press .
Explanation
conductivity of 6 μS/cm.
 a resistivity of 18.2 M.cm,
 is temperature compensated (TC) at 25°C, and
 the TOC value is 4 ppb.
Description
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Diagram 2
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