DP Flashcards
(27 cards)
What does DP stand for?
Divator Panel
How many configurations does DP have?
3
What is configuration 1?
Surface Supplied w/ EGS: 130 fsw (normal) 190 fsw (max)
What is configuration 2?
Surface Supplied w/o EGS: 60 fsw (separate EGS when diving enclosed)
What is configuration 3?
SCUBA: 130 fsw (normal) 190 fsw (max)
What are the high pressure flasks made of?
A thermoplastic liner thats wrapped in carbon fiber coated with an epoxy resin outer layer
What is the working pressure of the flasks?
4,350 psig
What is the FV of the small flask?
.240 standard cubic feet
What is the FV of a large flask?
.473 standard cubic feet
What is the range of the DP Surface Unit gauge?
0 - 5750 psig
What is the range of the MK II submersible gauge?
0 - 5750 psig
At what pressure does the low pressure whistle go off?
Between 720 - 870 psi
How many decibels is the low pressure whistle?
95 decibels
How many o-rings does the automatic shuttle valve have?
2
What are the requirements for a T-Adapter in configuration 2?
A T-Adapter is not allowed in configuration 2 unless 3 divers are in the water. Red and Green diver will breathe off of the same surface unit via the T-Adapter. Standby must have a stand-alone surface unit.
How long is the HP umbilical?
230’
What is the working pressure and the burst pressure of the HP umbilical?
4350 psi (normal) 21,760 psi (burst)
What is the umbilical hose tension rating?
2000 lbs (hose) 600 lbs (connection nipples) 900 lbs (braided relieving loops)
What is the set intermediate pressure of the P+ regulator?
145 +/- 5.65 scfm
What is the P+ regulator relief set at?
230 - 286 psi
What depth and temp is the rubber antifreeze cap and protective cover authorized to?
190 fsw
29 degrees F or warmer
What does MK II first stage regulator reduce the pressure to?
110 +/- 5 at a flow 5.65 scfm
At what pressure on the HP Submersible Gauge does the Reserve Valve Assembly provide a warning?
20% (870 - 1015 psig)
How long is the secondary reg on the octopus?
38”
