BA set Description Flashcards
The Harness is designed to carry how much of the set’s weight on what part of the body?
2/3 of its weight on the hips
Where is the personal line located?
On the right hand side of the set
How much does the reducer reduce bar by?
Reduces 300 bar to 6-9 bar
What is the LDV?
Lung demand valve
What is EMU?
Electronic monitoring unit (bodyguard 7000)
Describe the movement sensor and automatic distress signal unit on the bodyguard
If no movement detected after 30 secs a pre-alarm will sound. If no further movement detected after a further 10 seconds full alarm will sound with 2 red and 2 blue LEDS flashing intermittently
When will the electronic whistle activate?
At 75 bar (90 db)
What is the capacity of the BA cylinder?
300 bar (1836l air - 6.8l water)
What bar should be should be left in the cylinder?
Never completely drain, min of two bar to prevent internal contamination & moisture egress.
Where can the BA set ID marks be found?
Logbook Backplate Electronic monitoring system Face mask Tally
What is the capacity of the cylinder?
300 bar
Equivalent to 1836l of air
Or 6.8l water
What are the layers of the cylinder?
From inside out: Anti corrosion layer Aluminium liner Carbon wrap Glass wrap Final resin layer
Where in the emu located?
On the back plate
What is the back plate made of?
Carbon filter composite
What is inside the high pressure hose?
Fine bore copper capillary tube coil wound around a multi stranded phosphor bronze wire
