Chapter 3 – Taking Measurements
Measurement Settings
34
Brüel & KjærIntegrating Sound Level Meter Type 2239 A
User Manual
3. Press to increase the preset time interval or press
to decrease it. The setting will wrap around between
Off and 8 h. Stop when the required setting appears on
the screen.
4. To store the new preset time interval, press . (If you
prefer to cancel your changes and return to the old preset
time interval, press .) You will then return to the Meas-
urement Window.
3.4.5 Setting the Time and Date
Date and time information is stored with each record you save.
Therefore, it is important to make sure this information is
correct.
To set the date and time:
1. If the instrument is measuring, then press to stop it.
The Measurement Window must read
STOP (as shown in
Fig. 3.13), not
RUN.
2. Press until the Date/Time Set-up Window is visible on
the screen, as shown in Fig. 3.14.
3. A blinking cursor indicates the currently selected param-
eter. In Fig. 3.14, the cursor points to the number “
04”,
which is the day. To increment the day, press . To
decrement the day, press . Continue to use these cur-
sors until the correct day is shown.
Fig.3.13 The display when measurement is stopped
STOP 00:05:41
MaxP 94.7 dB
AF Leq 45.8 dB
30 100
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