This manual introduces the features and characteristics of the SL355 Noise Dosimeter, Datalogger, and Sound Level Meter, including how to use the device, how to calibrate it, and how to perform dose testing and data logging.
The Extech Instruments SL355 is a combination device functioning as a noise dosimeter, datalogger, and sound level meter. It can be configured manually via push-button navigation or through the supplied PC interface software for ease of use. The device monitors accumulated noise exposure to provide surveys compliant with OSHA, MSHA, DOD, ACGIH, and ISO standards.
| Memory Capacity | 14,400 readings |
|---|---|
| Sampling Rate Range | 1 second per reading to 1 hour per reading |
| Measurement Ranges | 60 to 130 dB and 70 to 140 dB |
| Frequency Weightings | A, C, Linear Z |
| Response Time Settings | Fast & Slow |
Up to twenty (20) noise surveys can be recorded.
Yes, up to five automated dose tests can be programmed up to 30 days in advance.
A standard 114db acoustic calibrator is required.