Super Systems DPL4000 - Manual (Page 7)

Page #7 of 16 ___________________________________________________________________________ M4581 – DPL4000
• PPB (Parts Per Billion Water – by volume)
• Tdf (Dew Point / Frost Point Temperature)
• PPM (Parts Per Million Water – by volume)
• PPMW (Parts Per Million Water – by weight)
For Dew Point, the units can be selected by pressing the “UNIT”
button.
Rounding
You can select a one- or two-decimal display using Rounding. As a
default, rounding is turned on (a one decimal display is in use).
Hold/Save
With the Hold/Save function you can hold a selected display reading
and save it into the memory. Several readings can be saved. The
reading saved first is called data point 1, the second saved reading is
called data point 2, and so on. All the individual readings (data points)
are stored in the same file marked with . The file will remain in the
indicator memory even when the indicator is switched off.
Graphic History
The graphical display shows the measurements as a curve. From the
curve, you can examine the data trend and history of the last minutes.
To zoom in a curve, press
. To zoom out, press . To move the
curve horizontally, press .
Functions Menu
Alarm
The DPL4000 can be set to beep and have the backlight blink when
the measurement exceeds pre-determined limits. The alarm level(s)
can be set for only one quantity at a time. To set the alarm levels,
follow the instructions below: