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Summary of Contents for Extech Instruments 407735
- Page 1 User's Guide Digital Sound Level Meter Model 407735 Introduction Congratulations on your purchase of the Extech Model 407735 Digital Sound Level Meter. This professional meter, with proper care, will provide years of safe reliable service.
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Page 2: Specifications
Do not store or operate the instrument in areas of high temperature or humidity. Keep meter and microphone dry. Avoid severe vibration when using the meter. Remove the battery when the meter is to be stored for long periods of time. 407735 Ver. 2.1 04/2006... - Page 3 FUNCT switch. Put the FUNCT switch to the CAL 94dB position and adjust the potentiometer for a display of exactly 94dB. For calibration with an external sound level calibrator, refer to the instructions accompanying the calibrator. 407735 Ver. 2.1 04/2006...
- Page 4 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.
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