The threshold level influences the calculations of the dosimeter results, namely
DOSE, D_8h and LAV. The Threshold Level line is accessible after pressing
the ▲ / ▼ key in the Dosimeter Setup list. The available values are as follows:
None, 75 dB, 80 dB, 85 dB or 90 dB.
The exchange rate influences the calculations of the dosimeter results, namely
DOSE, D_8h and LAV. The exposure rate equal to three complies with
ISO R 1999 “Assessment of Occupational Noise Exposure for Hearing
Conservation Purposes”, while equal to five - complies with the American
“Occupational Safety and Health Act” – OSHA. The Exchange Rate line is
accessible after pressing the ▼ key in the Dosimeter Setup widow. The
available values are as follows: 2, 3, 4 or 5.