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Related Manuals for Extech Instruments 407750
Summary of Contents for Extech Instruments 407750
- Page 1 User's Guide Digital Sound Level Meter Model 407750...
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Page 2: Specifications
Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies on sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext. - Page 3 14. AC analog output jack 15. DC analog output jack 16. RS-232 output jack Note: The Battery Compartment and the Threaded Tripod mount access are located on the back of the instrument (not pictured) Model 407750 Version 2.1 February 2004...
- Page 4 MAX indicator will appear along with the highest reading the meter has encountered since the REC key was first pressed. Press and hold the REC until the REC indicator extinguishes to exit the RECORD mode. Model 407750 Version 2.1 February 2004...
- Page 5 2. When ‘n’ appears on the display, release the MIN/MAX and then the ON/OFF key. 3. The Auto Power Off feature is now disabled. Note that the Auto Power Off feature is re- activated the next time the meter is powered down. Model 407750 Version 2.1 February 2004...
- Page 6 The meter includes an RS-232 PC interface jack. This PC interface allows the meter to store and display readings on a PC as they are recorded. The interface cable and software for data acquisition are sold separately. Detailed instructions are provided with the software. Model 407750 Version 2.1 February 2004...
- Page 7 Chain saw Subway (20') Boiler room Pneumatic drill (50') Freight train (100') Vacuum cleaner (10') Speech (1') Large store Large Office Small office Residence Night residential area Whisper (5'0) Sound studio Threshold of hearing Model 407750 Version 2.1 February 2004...
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Page 8: Battery Replacement
Tech support: Ext. 200; Email: support@extech.com Repair/Returns: Ext. 210; Email: repair@extech.com Website: www.extech.com Copyright © 2004 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form. Model 407750 Version 2.1 February 2004...
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