![6.Move to the next area and repeat steps 4 and 5.](/images/new-backgrounds/154562/15456223x1.webp)
6.Move to the next area and repeat steps 4 and 5.
7.When finished with survey or when 16 events are accumulated, press ON/OFF to exit
EVENTS.
At any time, even when accumulating data, the current or any previous event data may be displayed. Press EVENT key until the desired event is displayed. Press any other key to display data for that event.
If the CODE/HL3 key is pressed it will display the current time for the current event and the start time of previous events. It will also cycle through HTL, LTL, and 3 dB.
To determine when a representative sample has been taken, press Lavg/Leq for the current event. If the value does not change by more than a few tenths of a decibel over a few minutes, the data should be valid for that area.
Effects of Operator's Presence
Any object or surface can act as a reflector or absorber of sound. An operator or person wearing the dosimeter is also a reflector of sound and affects the microphone performance. The
The recommended placement of the microphone for personal noise monitoring is on the shirt collar, high on the shoulder, and away from the neck as far as practical (see Figure 6). If the noise is directional, it is generally the best practice to place the microphone near the ear which receives the most noise exposure.
If the
Use with Windscreen
To prevent wind from blowing across the microphone and causing erroneous measurement of sound level, the model
times. Insert the microphone in the windscreen and gently pull it over the Velcro strip.
Using a Printer
The
Serial Printers
Check the printer manual to set printer to serial and desired baud rate. If switches in the printer are changed, make sure the printer has accepted these changes. This may require turning the printer off for a few seconds and turning back on.
Check printer interconnections to determine proper cable including male and female pins on the connector.
Set the internal switches in the