When using a dive computer I should ascend at a rate not faster than?

How fast should you ascend when diving?

You should never exceed an ascent rate of 10m/minute when diving shallower than about 30m. . An ascent rate of 5-6 metres per minute is recommended in the last 10m of ascent. Complete safety stops on all dives that exceed 10m depth.

What is the first step in setting up and using my dive computer?

The first step in using your dive computer is ❑ setting the time and date. reading the manufacturer’s instructions. calibrating it for enriched air nitrox. setting it for fresh or salt water.

When using dive tables divers must ascend no faster than a rate <UNK> meter per minute?

Ascend at a rate of 18 metres/60 feet per minute or slower from every dive and make a safety stop at the end of every dive.

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When using a recreational dive planner I should ascend no faster than?

When using the Recreational Dive Planner (table or eRDPML), you should ascend (go up) no faster than… per minute or the maximum rate allowed by your computer, which is slower. Depth and no stop time. … You want to do a repetitive dive to 12 meters / 38 feet for 32 minutes.

What is the most important rule of scuba diving?

If you remember one rule of scuba diving, make it this: Breathe continuously and never hold your breath. During open water certification, a scuba diver is taught that the most important rule in scuba diving is to breathe continuously and to avoid holding his breath underwater.

What does the bends feel like?

The most common signs and symptoms of the bends include joint pains, fatigue, low back pain, paralysis or numbness of the legs, and weakness or numbness in the arms. Other associated signs and symptoms can include dizziness, confusion, vomiting, ringing in the ears, head or neck pain, and loss of consciousness.

What happens if there is no display on your dive computer when checking your equipment before a dive?

Dive computers are rapidly becoming an integral part of recreational Scuba diving equipment, and most divers will seldom dive without one. … If the computer malfunctions, and you are only diving an NDL (No Decompression Limit) profile, and you know that you are well within your NDL, simply abort the dive.

What is a no stop dive?

A “no-decompression”, or “no-stop” dive is a dive that needs no decompression stops during the ascent according to the chosen algorithm or tables, and relies on a controlled ascent rate for the elimination of excess inert gases. In effect, the diver is doing continuous decompression during the ascent.

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When planning a dive with a computer I use the plan mode to determine?

Refer: Using Dive Computers and Tables I – Planning Dives with Your Computer. With most dive computers, you scroll depths in 3meters increments, displaying maximum time allowed per depth. Thus, you plan dives with your dive computer by activating it and scrolling the no stop limits.

What is the maximum allowable time for the second dive?

What is the maximum allowable time for the second dive? METRIC — RDP table or eRDP: You are a newly qualified instructor and you are planning to make two dives. The first dive is to 21 metres for 30 minutes, and the second dive is to 15 metres for 36 minutes.

When diving in the mountains at places higher than 1000 feet I should?

Bubbles form, and decompression illness occurs. So the standard advice rings true: don’t fly or go beyond 300 meters or 1,000 feet for at least 24 hours after your last dive. And if you’re planning to dive in mountain lakes above 1,000 feet enroll in an altitude-diving course.

Why should I not turn off my dive computer between dives?

Make a safety stop at 5 meters/ 15 feet at the end of each dive. Each diver should have a computer. The computer will lose all memory of residual nitrogen.