How does a second stage scuba regulator work?

What is the function of the second stage regulator scuba?

The second stage regulator is the device that you breathe from. The purpose of the second stage is to further reduce the pressure of the gas you are going to breathe to equal the surrounding pressure. The hose from the first stage will be pressurized at that 8 to 10 bars (120 to 150 psi) intermediate pressure.

What is the primary function of a scuba regulator?

A diving regulator is a pressure regulator that controls the pressure of breathing gas for diving. The most commonly recognised application is to reduce pressurized breathing gas to ambient pressure and deliver it to the diver, but there are also other types of gas pressure regulator used for diving applications.

Which type of alternate air source does not necessarily require the donor to give up his primary second stage?

Which type of alternate air source does not necessarily require the donor to give up his primary second stage? Conventional alternate-air-source second stage.

How does a first stage scuba regulator work?

The regulator’s first stage which attaches to the tank valve lowers the tank pressure to an intermediate working pressure (about 120-150 psi), this air then travels through the regulator hose to the regulator’s second stage.

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When planning a dive with a computer I use the plan or no stop scroll mode to determine?

Before you dive with a computer, you need to read the manufacturer’s dive computer manual. … See Using Dive Computers and Tables I – Planning Dives with Your Computer. 42: When planning a dive with a computer, I use the “plan” or “no stop scroll” mode to determine. A the maximum depth of the previous dive.