What is this physical description of?

-O2 and N2 chemicals

-Glassware and holders

-Tubing (for various connections)

(Cabinet)

What is this a physical description of?

-Differs depending on model.

(Sorry, very vague, that's all it said)

What is this a physical description of?

-Bottle: DOT rated st 1800 PSIG

-Sample extraction valve

-Clean out plug

-Pressure gauge

-Coupling fitting

-Burst Disk

-Fill hose and coupling

-Spare kit w/ seal rings

-Case assembly

-Purge fitting

What is this the functional operation of?

-Designed to continuously monitor the contents of a sample gas stem. Accepts a gas sample, and then produces an output current which is proportional to the magnetic susceptibility of the sample.

What is this the functional operation of?

-Used to test gaseous O2 or N2 for purity. In either gas test, oxygen is selectively removed from the gas stream through a chemical reaction. Measurement of the remaining gas after reaction provides purity level of the gas sample.

What is this the functional operation of?

-Capable of measuring contaminants and their parts per million level in a gas sample. Maintained and operated by air wing personnel on aircraft carriers.

What is this the functional operation of?

-Charging manifold consists of two cups, one inside the other, inner cup is a high pressure vessel. Liquid being sampled is allowed to flow between the two cups until the sampling cup is cooled. Inlet valve is opened to fill the inner cup, and then closed to retain a known volume of liquid in the cup.

What is this term?

-The ___ ___ of ABO requires frequent testing and continuous surveillance.

What is this term?

-Having a knowledge and understanding of how contaminants are concentrated in LOX and the sources of increasing contamination is essential to the effective control of contamination.

What is this term?

-Undesirable foreign mattering a gas or a liquid.

What is this term?

-Clean up of the process air stream, usually accomplished by refrigeration and physical adsorption.

What kind of purification is this?

-A simple way of removing moisture and carbon dioxide by condensation of moisture and freezing of CO2 in either regenerators or reversing heat exchangers.

What kind of purification is this?

-Where a layer of gas one or more molecules thick is attracted to a solid surface and held there by molecular forces. This is useful in the cleanup of gaseous impurities at or near their condensation temperature.

What is this term?

-The increase of contaminants due to LOX vaporization cannot be prevented in the storage tank. However the rate of increasing contamination from this source shall be controlled by minimizing heat additions due to handling and transfer through proficient and careful performance of operations.

What is this term?

-The addition of contaminants from the environment shall be prevented by careful and proficient handling and transfer operations.

What is this term?

-Purity and contamination requirements for liquid and gaseous ABO, whether it is generated by Navy and Marine Corps activities or procured form commercial sources.

What is this term?

-Applicable to storage tanks, servicing equipment and converters.

What is this term?

-Concerning use of ABO under emergency conditions when liquid ABO contains a greater concentration of contaminants than the use limit or has a low purity.

What is this reference?

-Covers the minimum DOD procurement limits and requirements for two types of Aviators Breathing Oxygen or ABO.

(Type 1: Gaseous, Type 2: Liquid)

What is this reference?

-Provides information, guidance, instructions and procedures for quality control of types 1 and 2 ABO.

-Contains the minimum procurements and use limits as prescribed by the MIL-PRF-27210. Contains expanded limits of LOX servicing carts and LOX converters for type 2 ABO.

-Sets guidelines for emergency use limits for type 1 and 2 ABO.

What is this reference?

-Contains requirements, procedures and frequencies for the sampling and testing of types 1 and 2 ABO.

-Must meet the minimum guidelines as prescribes in the MIL-PRF-27210, with the exception of methane.

What is this reference?

-Provides the federal specifications for nitrogen.

-Type 1: Gaseous

Type 2: Liquid

-Grade A: 99.95% Pure

-Grade B: 99.50 Pure

-Grade C (Type 1 only): 99.50% Pure, moisture content not specified

-Class 1: Oil Free

-Class 2: Oil Tolerant

What kind of generating plant is this?

-ABO procured must meet the requirements of the current issue of the MIL-PRF-27210.

What kind of generating plant is this?

-ABO produced must meet the requirements cited in the NAVAIR A6-332AO-GYD-000.

-The only exception is methane, which is cover in the NSTM CH. 550.

What kind of testing requirement is this?

-Analyzed during production. Shall be accomplished using either an electronic bulk ___ analyzer or an ORSAT chemical test. Shall be tested prior to beginning O2N2 transfer to bulk storage.

What is this testing requirement?

-Generating plants will be tested for ___ during O2 and N2 production. Within every 4 hours after starting production, and every 24 hours thereafter.

What kind of test requirement is this?

-If the producer has a liquid sample valve, it shall be tested for ___ within 4-8 hours after start of production. If it does not have liquid sample valve, the sample will be taken at the tank.

What is this testing requirements?

-If the producer has a liquid sample valve, the sample will be taken from the producer and product shall be tested for contaminants witting 4-8 hours after start of O2 production.

What procurement limit is this?

Type 1: 2.0p/m

Type 2: 1.0p/m

What procurement limit is this?

Type 1: 0.2p/m

Type 2: 0.1p/m

How often will an idle tank that contains liquid O2 be tested for acetylene?

True/False

A particulate test is only required when contamination is suspected.

What use limit is this?

Type 1: 4.0p/m

Type 2: 2.0p/m

What use limit is this?

Type 1: 0.4p/m

Type 2: 0.2p/m

True/False

All gaseous O2/N2 cylinders do not need to be tested for odor prior to filling.

What is this temperature operating range?

14°F min-104°F max

What is this temperature operating range?

14°F min-122°F max

What is this temperature operating range?

-40°F min-185°F max

What is this temperature operating range?

122°F (automatically controlled by power supple and temp control)

What are the power requirements of an oxygen analyzer?

What is this fluid flow requirement?

50-150 cc/m

What is this fluid flow requirement?

400-7900 cc/m

What is this fluid flow requirement?

1000 cc/m

What is this pressure operating range?

0.2 psig min

1-2 psig reccomended

20 psig max

What is this pressure operating range?

12-18 psia

NAME. THIS. COMPONENT.

Physical Appearance: Rectangular, gray epoxy finish, two doors (large door electrical, small door controls)

Location: Usually next to/near control panel/gauge board, ideal installation side is vibration free where fluctuation of ambient temperature is minimal

Construction Features: Drip proof, corrosion resistant, cast aluminum, approximately 13" high x 18" wide x 10" deep and 60 lbs

Function: Provides a mounting plate and protection from moisture and temperature fluctuation

NAME. THIS. COMPONENT.

Physical Appearance: Graduated glass tube with large ball float

Location: Front, upper, right corner

Construction Features: Graduated from 1-5, corresponding 1-7 liters/minute

Function: Indicates ___ flow rate

NAME. THIS. COMPONENT.

Physical Appearance: Graduated glass tube with small ball float

Location: Front, low center

Construction Features: Graduated from 1-5, corresponding to 50-150 cc/minute

Function: Indicates ___ flow rate

NAME. THIS. COMPONENT.

Physical Appearance: Green LED on black background

Location: Inside the case in the bottom left window

Construction Features: Green LED

Function: Indicated when heaters on, light will flash when interior casing stabilizes at 122°F/50°C, stabilization will take approximately 4 hours

NAME. THIS. COMPONENT.

Physical Appearance: Black, circular pushbutton

Location: Behind locked access door on the front panel

Construction Features: Momentary contact switch

Function: Quick check for analyzer servo loop gain, when actuated and error signal is introduced into the loop, should not change the output by more than 1.5% oxygen

NAME. THIS. COMPONENT.

Physical Appearance: Black, circular pushbutton

Location: Behind the locked access door on the front panel

Construction Features: Momentary contact switch

Function: When actuated, digital meter should read +188.88

NAME. THIS. CONTROL.

Physical Appearance: Red, circular knobs (2)

Location: Behind the locked access door on the front panel

Construction Features: Potentiometer, a 3 terminal resistor with 1 or more sliding center contacts that function as adjustable voltage dividers

Function: Calibration span, calibration zero

NAME. THIS. COMPONENT.

Physical Appearance: Stem and slotted adjustment screw

Location: Behind the locked access door on the front panel

Construction Features: Potentiometer with a slotted stem

Function: Used to change the factory-set temperature inside the oxygen analyzer module, adjust counter-clockwise to lower temperature, adjust clockwise to raise temperature

NAME. THIS. COMPONENT.

Physical Appearance: Rotating black knob with 7 settings on a scale

Location: Behind the locked access door on the front panel

Construction Features: Resistor with 7 contact points

Function: Selects the range of O2 that will be proportional to the voltage output of the 510 module as indicated on the digital readout meter

NAME. THIS. COMPONENT.

Physical Appearance: Toggle switch

Location: Behind the locked access door on the front panel

Construction Features: 2 points

Function: Selects the mode of analyzer operation and changes the voltage output

NAME. THIS. COMPONENT.

Physical Appearance: Slotted adjustment screw

Location: Behind locked access door on the front panel

Construction Features: Adjustment screw electrically connected to variable resistors

Function: One is the Zero adjustment and one is the Span adjustment

Which piping is this?

Physical Appearance: 1/8" NPT stainless steel

Location: Right Side of analyzer

Construction Features: Only non magnetic piping to prevent damage to analyzer, should be suitable for use with pure oxygen

Which piping is this?

Physical Appearance: 1/4" NPT stainless steel

Location: Bottom, right side of analyzer

Construction Features: Only non magnetic piping to prevent damage to analyzer, should be suitable for use with pure oxygen

What kind of valve is this?

Physical Appearance: Silver cap labeled "B"

Location:Analyzer front, lower right corner

Construction Features: Needle valve

Function: Controls the flow of gas to the analyzer cell

What kind of valve is this?

Physical Appearance: Silver cap labeled "S"

Location:Analyzer front, lower right corner

Construction Features: Needle valve

Function: Regulates the flow of gas to the analyzer measuring cell

NAME. THIS. COMPONENT.

Physical Appearance: Red LED display on a black background

Location: Analyzer front, lower left behind the window

Construction Features: Seven character LED display

Function: Reads the current output, as processed through the analyzer circuit and displays it as a percentage to 1/100%

NAME. THIS. COMPONENT.

Physical Appearance: Rectangular box with adjustment knobs on the left side

Location: Upper right, inside main casing, access through front panel

Construction Features: 2 nitrogen filled quartz spheres arranged in the form of a dumbbell with a single turn of platinum wire in place around the dumbbell, a rigid taut band of platinum ribbon, attached at mid-point, forming a suspension system. Permanent magnet with specially shaped pole pieces, a mirror, 2 photocells, a light source and an amplifier

Function: Oxygen molecules are attracted to the strongest part of the magnetic field around the dumbbell.

What are the power sources of an analyzer interface?

True/False

Calibration gas purity is normally 99.9997%

How often, at a minimum, is the purity reading of the analyzer recorded?