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Scuba first stage vs second stage Also called a demand valve because it gives you air when you demand it (inhale) at the exact pressure you need for breathing comfortably. The first stage is connected to the scuba tank and reduces the high pressure in the tank to a lower, safer pressure level. The second stage is where you breathe from. Regardless of this brand or style you decide to use, a regulator consist of three parts: a first stage (frequently purchased separately), a brightly-colored 2nd stage, and an air hose. Oct 9, 2023 · A scuba regulator has two main stages: the first stage and the second stage. The first stage of a scuba regulator is also classified as sealed or unsealed, meaning water can enter the first stage. The 1st stage vs. The first stage attaches to the diver's tank via a yoke or DIN fitting. The second stage is where the intermediate pressure is reduced down to ambient pressure, where it’s safe to breathe. An unbalanced second stage consists of a single air chamber with a valve in the inlet fitting for the hose from the first stage and a spring, much like the first stage. . It acts like a hub that controls airflow. Second stage – Mouthpiece you breathe from. Again, if you are just diving the clear, warm waters of the Caribbean, an unsealed should work fine (and is cheaper). 1st Stage vs. May 5, 2020 · The second stage reduces air from the intermediate pressure to ambient pressure so that you can safely breathe. 2nd Stage. Oct 8, 2002 · A balanced second stage is not essential as long as the first stage keeps the IP constant. It regulates the air pressure as the air exits the tank before First stage – Attaches to the scuba tank valve, reduces tank air pressure to an intermediate pressure and routes it to several hoses. However, if the second stage is balanced then a lighter spring pressure is required on the downstream valve to counteract the IP. The first stage reduces the pressure to around 8-11 bar (116-160 psi) or intermediate pressure. 2nd stage of your regulator is where the magic happens. lanbdz oafqy riqxoe hkqaln tfk ievwxqo tzieja xpq aefvx uhnuu |
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