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90 Day > Meters > Flashcards

Meters Flashcards

1
Q

Order of Metering for Unknown Substance

A 
Radiation
pH Test
LEL
O2
VOC
Further Testing
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2
Q

What are the gases are 6-Gas Meter Multi-Rae

A 
O2 = Oxygen 
LEL = Lower Explosive Limit
CO = Carbon Monoxide
H2S = Hydrogen Sulfide
VOC = Volatile Organic Compound
SO2 = Sulfur Dioxide (Yellow)
or
HCN = Hydrogen Cyanide (Orange)
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3
Q

LEL Sensor

A

Lower Explosive Limit

Catalytic Bead
Combustible sensors calibrated with methane

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4
Q

CO Sensor

A

Carbon Monoxide

Electrochemical Sensor

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5
Q

H2S Sensor

A

Hydrogen Sulfide

Electrochemical Sensor

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6
Q

SO2 Sensor

A

Sulfur Dioxide

Electrochemical Sensor

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7
Q

VOC Sensor

A 
Volatile Organic Compound
Photoionization Detector (PID)
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8
Q

O2 Sensor

A

Oxygen

Electrochemical Sensor

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9
Q

What is HCN

A

Hydrogen Cyanide

Colorless
Poisonous
Odor of bitter Almonds
Lighter then Air

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10
Q

What is SO2

A

Sulfur Dioxide

Colorless
Toxic gas
Smell of burnt matches
Heavier then Air

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11
Q

What is H2S

A

Hydrogen Sulfide

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12
Q

What type of Sensor is LEL

A

Catalytic Bead

Which Burns the Gas

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13
Q

What type of Sensor is VOC

A

PID, Photoionization Detector

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14
Q

What type of Sensor is O2

A

Electrochemical Sensor

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15
Q

What type of Sensor is CO

A

Electrochemical Sensor

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16
Q

What type of Sensor is H2S

A

Electrochemical Sensor

17
Q

What type of Sensor is SO2

A

Electrochemical Sensor

18
Q

What type of Sensor HCN

A

Electrochemical Sensor

19
Q

LEL Alarm Levels

A

Low alarm 10%
High Alarm 20%
Meter Max 100%

20
Q

CO Alarm Levels

A

Low alarm 35ppm (TWA)
High Alarm 200ppm (IDLH)
Meter Max 500ppm

21
Q

H2S Alarm Levels

A

Low Alarm 10ppm
High Alarm 20ppm
Meter Max 100ppm

22
Q

SO2 Alarm Levels

A

Low Alarm 2ppm
High Alarm 10ppm
Meter Max 20ppm

23
Q

VOC Alarm Levels

A

Low Alarm 50ppm
High Alarm 100ppm
Meter Max 1,000ppm

24
Q

O2 Alarm Levels

A

Low Alarm 19.5%
High Alarm 23.5%
Meter Max 30%

25
Q

HCN Alarm Levels

A

Low Alarm 4.7ppm

High Alarm 25ppm

26
Q

When metering for an unkown at what level radiation do we stop and switch to Radiological guidelines?

A

greater then 2mR/hr

27
Q

What is the acceptable range for pH?

A

5-9

28
Q

What is the alarms for the PRD Dose and Rate

A

Rate:
2mR/Hr & 10R/H

Dose:
2R & 5R

90 Day (25 decks)

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