B&K 2250 Light Bedienungsanleitung PDF herunterladen (Seite 193)

APPENDIX E

Glossary

185

Occupational Health

Standards:

Typical Setup Parameter settings for Occupational Health measurements in

accordance with various standards:

• OSHA (Occupational Safety and Health Administration) – 29 CFR 1910.95

• MSHA (Mine Safety and Health Administration) – 30 CFR 62.0 UMHRPEL

• DOD (Department of Defence) – DoD Instruction 6055.12

• ACGIH (American Conference of Government Industrial Hygienists) –

DHHS Pub 98-126

• ISO – UK Noise at Work Regulations SI 1989/1790 amended by

SI 1992/2966 and SI 1996/341

See the table below, but please also check your local legislation.

Table E.1 Occupational Health Setup Parameters and Associated Standards

Setup Parameters OSHA MSHA DOD ACGIH ISO

Broadband (excl. Peak) AAA A A

Broadband Peak ZZZ Z C

Exposure Time N/A N/A N/A 8:00:00 8:00:00

Reference Time (Preset) 8:00:00 8:00:00 8:00:00 8:00:00 8:00:00

Reference Time (user-definable) 40:00:00 40:00:00 40:00:00 40:00:00 40:00:00

Threshold Level 80 80 80 80 70

Criterion Level 90 90 85 85 85, 90

PeaksOver Level

140 140 140 140 140

Exchange Rate for Lav 554N/AN/A

Weighting for Lav SSSN/AN/A

*. This is user-definable – the two other ‘PeaksOver Level’ parameters are preset to 137 and 135 dB resp.

Reference Time: Reference Time is used for calculation of Sound Exposure Level L

ep,d,v

Time Weighed Average TWA

with a reference time other than 8 hours.

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B&K 2250 Light Bedienungsanleitung Seite 193