Chapter 21: Thermal Imaging Camera Flashcards Preview

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Flashcards in Chapter 21: Thermal Imaging Camera Deck (13)
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1
Q

Thermal Imaging

A

Detection of infrared radiation& translation of the detected energy into a view-able image

2
Q

color scale

A
Hottest = white
cooler = darker shades
3
Q

3 types of emitters

A

Passive: absorb and dissipate (inanimate objects)
Active: Emit IR energy low to med strength (living stuff)
Direct: constant high strength emitters( hot water tank)

4
Q

Infrared Radiation can be

A

Emitted: body heat
Absorbed: when you sit in a chair
Emitted again: when the chair emits after you leave
Reflected: mirror, glass, shiny surface,

5
Q

Thermal Contrast

A

Visual difference between two or more items when viewed with TIC

6
Q

Thermal Inversion

A

Happens when the temp of the environment changes and not the object even though the object changes shade

7
Q

Thermal layering

A

high temp at ceiling and gradually drops as you scan towards the floor

8
Q

MSA 5200 tic has 2 modes

A

normal mode: high sensitivity and low temp 0-302’F

Firefighting mode:low sensitivity and high temp up to 1040’F

9
Q

3 keys of effective operation

A

Orientation
Interpretation
Communication

scan in a digital 2 starting from top to bottom and behind you

10
Q

Infrared limitations

A

Glass, Water, Steam(depending on density)

11
Q

TIC can be used to assist with

A

Size up,Search and rescue, Fire Attack, Ventilation, Overhaul, Haz mat, Wild land, Training, Water rescue, missing persons search

12
Q

Zoome

A

hit green button

13
Q

lights

A

Green = full batt.
Yellow= 15 min
red= less than 15 min
flashing red=60 sec or less