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Model ‘L’ & ‘E’ Instruments
On ‘L’ & ‘E’ model instruments whilst in
Stop
mode only
the parameter name
and value are displayed.
To enter
Record
mode press the
STOP / RECORD
Key
on your
instruments keypad and the following is briefly displayed: -
Data is automatically reset when a recording begins. During
Record
mode the
noise activity is analysed and all parameters available on your instrument are
calculated using the settings made under
SETUP
. To record data for periods
greater than 24 hours an interval period must be selected. To identify you are
currently in
Record
mode the parameter name flashes.
To stop the recording and enter
Stop
mode, press the
key again. The
following screen is then displayed: -
Scroll through the available options using the
arrow keys: -
Display
Description
SAVE YES
Save the current log
SAVE NO
Do NOT save the current log
Press
to confirm or
to cancel and return to the previous screen.
On ‘E’ models and if the instrument is set to
User Mode = ENV
on ‘L’ models
then the log is automatically saved otherwise the following will be displayed: -
Display
Description
8Hr ET
Set Exposure Time period to 8 Hours
ENTER ET
Enter an Exposure Time period
NO ET
Use Measurement Run Time period (Log Length)
Exposure Time entry uses the following 24 hour format (hh:mm:ss) and the
adjustable figure flashes, this always starts with the
HOUR
figure.
Use the
arrow keys until the desired
HOUR
figure is displayed. Use
to
confirm your selection and proceed to
MINUTES
and then
SECONDS
using the
same procedure. Exposure Time entry must be greater than the Measurement
Time and the following will be shown is such cases: -
The Exposure Time is used in the Lep,d and Dose calculation. If NO ET is
selected then the measurement run time period (log length) is used in the
calculation instead. See
Function Equations
in
Chapter 11
.
C
OK
OK
REC MODE
SAVE YES
ET < MT!
