 |  | Perform OSHA and IEC Noise accumulation surveys |  | | Adjustable Criterion Level, Exchange Rate, and Threshold | | | Ideal for personal/workplace accumulated noise exposure | | | Model 407354 | | | Records/displays: % dose, dB level, exposure time, and peak events | | | Model 407355 with PC Interface | | | Also has storage of 5 separate surveys, Bi-directional RS-232 with Windows compatible software and a real time clock. | |
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