Related Manuals for Extech Instruments SL355
Summary of Contents for Extech Instruments SL355
- Page 1 USER MANUAL Noise Dosimeter, Datalogger, and Sound Level Meter With PC Interface Model SL355 Additional User Manual Translations available at www.extech.com...
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Page 2: Table Of Contents
11.6 OPTION Mode - Basic Screen Shots …………………..………….………….. 11.7 OPTION Mode - Set the Time and Date ………...……..…...………….…….. 11.8 OPTION Mode - Editing ……………...………………………………….……… Clear the Meter’s Memory ……………………………………………….…………… Specifications ………………………………………………………….………………. Maintenance …………………………………………………………………….……... Software Installation and Operation …………………………………….…………... Glossary of Terms ……………………………………………………….……………. SL355-en-GB_V1.8 8/17... -
Page 3: Introduction
Conventions of this User Guide The SL355 is a sophisticated device with a variety of features. This User Guide is intended to optimize the user experience with regard to ease of use and convenience. To accomplish this, most sections of this User Guide include instructional text, a Menu table, and a section that illustrates the actual “Screen shots”... -
Page 4: Features
Right arrow button Up arrow button 10. RUN/PAUSE and RETURN button Keyboard cover: Notes: Battery compartment and belt clip are located on rear of meter. Microphone lapel clip, calibration screwdriver, microphone, windscreen, and other kit items are not pictured. SL355-en-GB_V1.8 8/17... -
Page 5: Display Description
Timer to countdown before recording can begin) SET UP Setup mode of operation OPTION Option mode of operation Headphone icon indicates that a SPL of over 115db has occurred 13. BEG Start test time Stop test time Test duration SL355-en-GB_V1.8 8/17... -
Page 6: Preparation
5. To turn the meter OFF, press and hold the power/menu button for three (3) seconds. 6. The SL355 can be used as a Sound Level Meter or a Dosimeter/Datalogger. 7. Note that the four arrow buttons are ‘smart’ navigation keys. For any given meter mode only the active arrow buttons appear on the LCD. -
Page 7: Calibration Procedure
(refer to accompanying screen shot illustration). 6. Adjust the meter’s potentiometer (recessed at top of meter) using the supplied adjustment tool until the display reads 114db, matching the 114db output level of the calibrator. 7. Press the RUN/PAUSE/RETURN button to save the calibration. SL355-en-GB_V1.8 8/17... -
Page 8: Dose Testing And Datalogging
The REC icon will be flashing (indicating that the meter is in “standby” waiting for the Begin time); the DATA icon will be on solid. • Up to 5 Begin/End times can be pre-set and tests can be programmed up to 30 days in advance. SL355-en-GB_V1.8 8/17... -
Page 9: Reviewing Dose Test Setups And Measurement Results
8.4 Reviewing Stored Datalogger Data The stored datalogger readings can only be viewed by downloading the data to a PC using the supplied cable and PC software program. Refer to the Software User Guide on the supplied CD- ROM for detailed instructions. SL355-en-GB_V1.8 8/17... -
Page 10: Data Mode Menu Table
(00 to 20); if recording is attempted with all memory locations full, the meter will display ‘EPty00’ indicating that there are no (zero) empty storage locations remaining (data must then be cleared from the meter before continuing; use the OPTION menu to clear data). SL355-en-GB_V1.8 8/17... -
Page 11: Data Mode - Meter Screen Shots
When the run TIMER is OFF, the meter waits until the next whole clock second, then starts the run. 3. Test is Running REC icon indicates that the meter is now storing dose data in the first available data storage location. SL355-en-GB_V1.8 8/17... - Page 12 Scroll current RUN Begin Time (dd-hh:mm) Storage Location for RUN (04) Logging Period (mm:ss) RUN Duration (hh:mm:ss) Selected user setup (for example, Criterion Level 90db ISO with 90db Criterion Level) Threshold 70db Measurement Range Exchange Rate 3db SL355-en-GB_V1.8 8/17...
- Page 13 at the same time 9. Stop MENU A 3 second countdown will start. This command must be confirmed immediately (before the counter reaches zero) by pressing the RETURN button. The RUN is now complete. Confirm Stop SL355-en-GB_V1.8 8/17...
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Page 14: Screen Shots For Recalling And Reviewing Dose Data
& Time. RUNS 5. Review Shows where data from Stored the selected run is stored 6. Review The stored data can be Stored reviewed as described in Data steps 4 and 5 of section 8.6.2 above. SL355-en-GB_V1.8 8/17... -
Page 15: Sound Level Meter (Slm) Mode
Peak SPL for C or Z A or C Frequency weighting weighting Clear (Erase data); Use PAUSE/RUN button to ‘Z’ (linear) or ‘C’ frequency Clr N PK-C or PK-Z erase RUN data (‘Y’ for weighting for Peak SPL Yes or ‘N’ for No) SL355-en-GB_V1.8 8/17... -
Page 16: Slm Screen Shots
A-Frequency Weighting Duration Time Fast Time Weighting Press RETURN Equivalent Continuous (RUN/PAUSE) button to Sound Level (Leq) Enable Data Clear Max. Peak (L or LC Single Event Noise ‘Z’ for Linear Exposure Level (L or SEL) ‘C’ for C-Weighting SL355-en-GB_V1.8 8/17... - Page 17 Press Return (RUN/PAUSE) to Press Return (RUN/PAUSE) to edit A/C Frequency weighting edit the Exchange Rate 4. Editing example Current range is flashing Store the range setting Selected range is flashing 5. Switch Meter display switches OFF press 3 seconds SL355-en-GB_V1.8 8/17...
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Page 18: Meter Setup - Software Method
Exchange rate (3, 4, 5, or 6 db) also known as ‘Q’ A or C Frequency weighting PK-C or PK-Z Peak SPL for C-weighting or Z-weighting (linear) Threshold level in db (70 to 90dB in 1 dB steps) CrIt Criterion level in db (80, 84, 85 or 90dB) SL355-en-GB_V1.8 8/17... -
Page 19: Setup Mode - Screen Shots
Exchange rate Main screen Press to confirm Press Return (RUN/PAUSE) Press Return (RUN/PAUSE) to edit the Criterion Level to edit A/C weighting Press Return (RUN/PAUSE) Press Return (RUN/PAUSE) to edit the Max. Peak setting to edit the Threshold level SL355-en-GB_V1.8 8/17... - Page 20 4. Editing example Changing Criterion Level, The current Criterion Level for example will be flashing The stored Criterion Level The new, selected Criterion Level will be flashing SL355-en-GB_V1.8 8/17...
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Page 21: Option Mode
Use ▲ or ▼ to change the time (or to select OFF). When the desired test duration is displayed, press RUN/PAUSE again. If the DUR is set to OFF, the following parameters will be available; press ▼ to access them. SL355-en-GB_V1.8 8/17... - Page 22 Clear memory location (Run: 01-20); Press ▼ to access the parameter below or press ► to return to the current time display Are you sure? Press RUN/PAUSE to erase the current memory location. SUreXX Use the MENU button to change the mode of operation. SL355-en-GB_V1.8 8/17...
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Page 23: Option Mode - Basic Screen Shots
3. Scroll The display cycles through options To scroll the remaining options: Current Time–hh:mm:ss Current Date–dd:mm:yy Battery status: voltage Timer Status Data Clear – Use this option with caution – ALL DATA CAN BE DELETED! SL355-en-GB_V1.8 8/17... -
Page 24: Option Mode - Set The Time And Date
Use and to highlight an 3. Change entry. entry Use and to change the entry. 4. Save The new time setting is stored. Changes Repeat this process to set the date. Note that the date format is dd-mm-yy. SL355-en-GB_V1.8 8/17... -
Page 25: Option Mode - Editing
1, 2, 4, 8, 10, 12, 24 hours; confirm with 5. REPEAT setting Rept allows the user to select up to 49 repeats of the timer settings. to enable, use and to Press select the number of repeats and then confirm with SL355-en-GB_V1.8 8/17... - Page 26 Press and to select the End (stop) time (dd-hh:mm), and then confirm with 9. Review Start / End times The display steps through 16 sets of other repeat Start / End times. Start / End Times SL355-en-GB_V1.8 8/17...
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Page 27: Clear The Meter's Memory
Continued from Section 11.6 Clear Memory option 2. Enable Press to Clear all stored data Clear while “SurE--” is displayed or Memory press MENU to abort and select toggle another mode of operation. steps 1 and 2 SL355-en-GB_V1.8 8/17... -
Page 28: Specifications
Timers: Up to 5 timers (automatic start and stop) can be set (maximum up to one month ahead of measurement time). Timer Controlled Start/Stop: Configured using PC software or meter keypad. Logging: All measurement parameters values can be logged, if the Logging Period is ≥ 1 minute. SL355-en-GB_V1.8 8/17... - Page 29 Operating Temperature & Humidity: 0 – 50ºC (32 to 122ºF); 10 – 90%RH Storage Temperature & Humidity: -10 – 60ºC (14 to 140ºF); 10 – 75%RH Dimensions: 97(L) × 51(W) × 35(H) mm (3.9 x 2.0 x 1.4”) Weight: Approx. 120g (3.8 oz.) including batteries SL355-en-GB_V1.8 8/17...
- Page 30 RF immunity implies that sound level indications of 70dB or greater will be affected by no more than ±1.5dB EN 50082-2 (1995): Generic immunity standard. Part 2: Industrial environment RF immunity implies that sound level indications of 70dB or greater will be affected by no more than ±1.5dB SL355-en-GB_V1.8 8/17...
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Page 31: Maintenance
14. Maintenance Care, Cleaning and Storage The SL355 is a delicate precision instrument; when handling, storing, or cleaning the instrument, please observe the following: (a) Storing the Instrument • Keep the instrument in a dry place. • For long-term storage, remove the batteries. - Page 32 TIME WEIGHTED AVERAGE (TWA) TWA is the 8-hour projected average sound level based on data collected from the start of the test up to the time the TWA is checked. TWA sound exposure is displayed in dB on the SL355 PEAK When sound levels above 140dB are present, the meter displays the PK (and the ‘C’...
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