Model SL355
Noise Dosimeter/Datalogger
Software Help Guide
Software Introduction
The SL355 Noise Dosimeter software allows for setup and retrieval of recorded data in the
Noise Dosimeter.
A total of 20 sessions can be recorded and a total of 14,400 memory locations.
System Requirements:
Windows XP, Windows Vista, Windows 7, Windows 8
Minimum Hardware Requirements:
PC Desktop or NoteBook Computer with Pentium 90MHz minimum 32 MB RAM,
USB Port, 4 MB hard disk space to install Datalogger software and USB driver.
Recommended display resolution 1024 x 768 with High Color (16 bit)
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Install Datalogger Software
Install the supplied Windows PC Datalogger Software by placing the supplied program disk in
the PC CD-ROM drive. If the installation program does not automatically open and provide
on-screen prompts, double click the SL355.EXE file included on the program disk.
Follow the on-screen prompts to complete the installation. If you have a problem running
EXTECH.exe, run SETUP.exe in the Software folder.
Install USB Driver
Follow the on-screen prompts to complete the driver installation.
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Main Menu
Save As Saves the most recent .dosi file.
Open File Opens previously saved .dosi files.
Recording Options Allows the user to set up recording sessions
List Display (Real Time) Initiates a real time recording of data in a list
and the associated parameters.
format.
Graphic Display (Real Time) Initiates a real time recording of data as a graph.
Recording Setup Set the parameters of the meter for the Dose
recording session(s) set up in the Recording
Options window.
Set Meter Time Sync the Dosimeter clock to the PC clock.
Data Logger Downloads recorded datalog sessions for
viewing and saving.
Control Panel Initiates a Graphical User Interface that allows
the user to control the connected Dosimeter via
the PC.
Erase Datalogger Erases all datalogged sessions stored in the
Dosimeter’s memory.
Meter Setup Set the current parameters of the Dosimeter for
any Real time recording session(s).
Help Menu Displays SW Help Guide in 6 different
languages.
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Dosimeter Operation
Recording Options
Click on the icon found on the menu bar. The Recording Options setup window will appear as
shown below. Time parameters for dosimeter noise surveys are set in this window. Noise survey
parameters must be set in the Recording Setup window prior to starting the survey.
1. Duration Limited Allows for the user to record a
session immediately.
• Period Changes the length of time
desired for the recording.
• Start Starts the Duration limited
recording session.
2. Interval Sets the sampling rate for
both the Duration Limited
options as well as the Duration
Time of Recording options.
3. Start Rec Begins an untimed recording
session that will continue until
all memory is full.
4. Setup Saves the Recording Options
settings into the SL355 meter.
5. Start Begins the Duration Time of
Recording session.
6. Start/Stop Sets Start and Stop time parameters for recording future sessions.
Parameters include the desired date, hour, and minute of these
sessions.
7. Repeat If desired, the user can repeat the sessions outlined in the Duration
Time of Recording section. (set to 1 for one session).
Note: a step by step setup of the SL355 meter for an 8 or 12 hour Dose survey is provided
under the heading How to set up the SL355 for an 8 or 12 hour DOSE Survey.
Note: Sample rates less than 1 minute will display each recorded sound level as well as the
total calculated Dose and TWA. Sample rates of 1 minute or greater will display your
recorded data as a running Dose and TWA list.
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