3
Controls
Description
Function
Display
16-digit LCD display shows messages to guide the operation.
Buttons
Six push buttons have different functions, depending on mode. Press
keys to operate. Top row of labels lists main functions. Bottom row of
labels are for Setup. Print and Clear functions are used after measure-
ment. Numbers are for PIN entry and Setup.
STATUS
Selects the Status mode, which scrolls through the Status settings.
SETUP
Selects the Setup mode, which is used to enter setup values from the
keypad.
AVG
Displays the measured cumulative average radon gas concentration in
pCi/l or Bq/m
3
since the memory was last cleared.
CUR
Displays the measured short-term radon gas concentration, a rolling
average of the most recent 12 hours.
ON
Press to turn on the display. There is no OFF switch. To save power, the
display turns off automatically after a few minutes of inactivity.
ALT
For future use.
PIN
Press to enter PIN (personal identification number), if used.
SAVE
Saves the Setup mode values that were entered.
EDIT
Allows editing of the Setup mode entries.
Right arrow
Scrolls ahead during Setup or Status.
Left arrow
Scrolls backward during Setup or Status.
Clear
Clears the test memory in Print/Clear mode. Memory must be cleared
before starting a new test.
Figure 3. Controls
