Intro Flashcards
Composition of atmospheric air?
Nitrogen-79%
Oxygen-21%
Co2 - traces
How much oxygen do we absorb each breath?
4%
Factors that increase heat related conditions?
Metabolic rate Environment Clothing Fitness Race Sex Age
How much rest and water should be consumed after temperatures below 35C?
30 mins/500ml
How much rest and water should be consumed after hot and humid temperatures (>35C)?
60 mins rest/1000ml
High pressure hose working pressure?
300
Medium pressure hose pressure?
18bar
What is BECALM and What is it for?
It’s for what the BAC records.
Batterylife,Electronics,Cylindercontents,Airflow,Leakages,Motionsensor.
Motion sensor times?
Pre alarm-30 secs
Full alarm- further 15 secs (45 secs)
How many litres of air at 300 bar?
1800l
Cylinder and valve weight?
4.7kg
Air cylinder water capacity?
6.7
Retractable personal line lengths?
6m-1.25/4.75
Why is carbon monoxide bad?
Combines with Haemoglobin instead of oxygen.
When is the battery alert?
2hours before dying