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Appendix A

Calibration

Pre-calibration

When performed, valid prior to the start of the study.

Post-calibration

When performed, valid for the previous study.

Storage

Calibrations for a study are stored in the related study file.

Calibrator requirement

Calibrations should be performed at 114 dB at 1kHz.

The Edge communicates via the EdgeDock1 and/or the EdgeDock5. Communications is supported via USB cable from the docking station to the PC.

Security

Key sequence protection through the keypad when running.

Auto-Run

May be programmed via QSP-II.

Logging (eg4 only)

The eg4 is a dual dosimeter with data logging which includes Lavg or Leq(1/2), Max level, and Peak level.

053-644, Rev E

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eg4 & eg3

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Image 59
3M eg3 user manual Security, Auto-Run, Logging eg4 only