mod {scuba}

Maximum Operating Depth

Description

Computes the Maximum Operating Depth for a given gas mixture.

Usage

 mod(g, ppO2max=1.4)

Arguments

g

Breathing gas. An object of class "gas" or a number giving the fraction (between 0 and 1) of oxygen in a nitrox mixture.

ppO2max

maximum permitted partial pressure of oxygen in atmospheres absolute

Details

Computes the maximum depth at which the partial pressure of oxygen does not exceed ppO2max.

Value

The maximum operating depth for this gas.

Warnings

Not applicable to altitude dives. Does not check whether the gas would be hypoxic at the surface.

Author(s)

Adrian Baddeley [e-mail].

See Also

ead, eadtable, maxmix

Examples

  # Nitrox I (32% oxygen) 
  mod(0.32)
  # Nitrox II (36% oxygen) 
  mod(nitrox(0.36))
  # Trimix 15/50
  mod(trimix(0.15, 0.5))