92
Glossary of Terms
Term
Definition/Standard
m
Micron, 1/1000 of a meter.
ARD
Arizona Road Dust
Inhalable Dust
Particulates
Particulates having a 50% cut point at 100
m.
LPM
Liters per minute.
mg/m
3
Milligrams per cubic meter.
NIOSH
National Institute of Occupational Safety & Health
OSHA
Occupational Safety & Health Administration.
Respirable Dust
Particulates
Particulates having a 50% cut point at 3.5
m.
STEL
Short-term exposure level. Maximum dust
concentration over a 15 minute period.
Thoracic Particulates
Particulates having a 50% cut point at 10
m.
TWA
Time Weighted Average. Average particulate
concentration over a period of time.
Appendix C
Содержание HAZ-DUST HD-7204
Страница 2: ...2 HD 7204 User s Guide...
Страница 7: ...7...
Страница 8: ...8 1 Section One Introduction to the HD 7204...
Страница 18: ...18 2 Section Two Operating Parameters of the HD 7204...
Страница 35: ...35 3 Section Three Operating the HD 7204...
Страница 60: ...60 4 Section Four Dustcomm Pro Software...
Страница 64: ...64 Figure 4 2 DustComm Pro Screen immediately after loading software Loading DustComm Pro Software...
Страница 78: ...78 5 Section Five Maintenance of the HD 7204...
Страница 86: ...86 Appendix...