LDV Flashcards
1
Q
What is the LDV made of?
A
Glass filled nylon to provide strength and durability
2
Q
What does the LDV consist of?
A
Balanced piston assembley
Banjo spindle
Spring lever arm
Silicon diaphragm
3
Q
What does the balanced piston assembley do?
A
Work together to allow the flow of air dependent on if inhaling or exhaling
4
Q
What are the first breath operating principles?
A
First breath -1 - -25 m/bar
Reduced into mask 1 to 3.9
Active exhalation valve 4.2 - 5.7
5
Q
What is the LDV mechanism covered in and when must it be removed?
A
Rubber shrowd and if entering high ex foam
6
Q
What is the connector called that attaches it to the face piece?
A
Type A or P connector
7
Q
What can it deliver and at what bar?
A
500lpm at 6-9 bar
