amera đo nhiệt độ Flir T420 (Zoom 4x, 320 × 240 Pixel, 650 độ C)

Accuracy

+/-2°C (+/-3.6°F) or +/-2% of reading, whichever is greater, at 25°C (77°F) nominal

+/-1°C (+/-1.8°F) or +/-1% of reading for limited temperature range; ±2°C (±3.6°F) or 2%, whichever is greater, at 25°C (77°F) nominal

+/-2°C (+/-3.6°F) or +/-2% of reading, whichever is greater, at 25°C (77°F) nominal

+/-1°C (+/-1.8°F) or +/-1% of reading for limited temperature range; ±2°C (±3.6°F) or 2%, whichever is greater, at 25°C (77°F) nominal

Thermal Resolution

76,800 
(320 × 240)

172,800
(480 × 360)

307,200 
(640 × 480)

Thermal Sensitivity

<0.04°C @ 30°C

<0.03°C @ 30°C

<0.04°C @ 30°C

<0.03°C @ 30°C

<0.02°C @ 30°C

Temperature Range

-4°F to 1,202°F (-20°C to 650°C) 
Optional to 2,192°F (1,200°C)

-4°F to 2,192°F 
(-20°C to 1,200°C)

-4°F to 2,732°F (-20°C to 1,500°C)

-40°F to 1202°F 
(-40°C to 650°C)

-40°F to 1,202°F (-40°C to 650°C)
Optional: to 3,632°F (2,000°C)

-40°F to 3,632°F
(-40°C to 2,000°C)

Measurement Presets

7 presets: center spot; hot spot (box max); cold spot (box min); 3 spots; hot spot - spot (box max + spot + delta); hot spot - temperature (box max + ref temp + delta); no measurements

6 presets: center spot; hot spot (box max); cold spot (box min); no measurements; user preset 1; user preset 2

UltraMax™

Included

N/A

Included

User Presets

 N/A

Included

Spot Mode

5 moveable

10 moveable

Area Mode

Included

Profile

N/A

Included

N/A

Included

Color Alarm (isotherm)

Blue below, red above, yellow interval

Frame Rate

60 Hz

30 Hz

Field of View

25° × 19°

Optional Lenses

6°, 15° Tele, 45° & 90° Wide; Close up: 100 μm, 50 μm

25°, 7° & 15° Tele, 45° & 80° Wide; Close up: 100 μm, 50 μm, 25 μm

Focus

Manual & Automatic

Manual, Automatic, and Continuous

Continuous Auto Focus

N/A

Included

Min. Focus Distance

1.31 ft (0.4 m)

0.82 ft (0.25 m)

Radiometric Recording

N/A

CSQ to memory card

N/A

CSQ to memory card

Radiometric JPEG via USB

Included

Radiometric JPEG to SD Card

Included

MPEG4 to SD (non-radiometric IR)

Included

MPEG4 via USB (non-radiometric IR/Visual)

Included

Radiometric streaming via USB

Included

Display Size

3.5”

4.3”

Touchscreen

Standard

Capacitive touch screen

Auto Orientation

Included

MSX Thermal Image Enhancement

Included

Viewfinder

N/A

Included

Color (Palettes)

7: Arctic, White hot, Black hot, Iron, Lava, Rainbow, and Rainbow High Contrast

Battery Operating Time

>4 hrs

>2.5 hrs

Built-in Digital Camera

3.1 MP

5 MP

Built-in Illuminator LED

Included

Digital Zoom

2× and 4×

2×, 4× and 8×

2× and 4×

2×, 4× and 8×

MeterLink® connectivity

Included

Laser Pointer + Laser Locator (on IR image)

Included

Compass

Included

N/A

Included

GPS

N/A

Included

IR Window Correction

Included

Difference temperature/Delta T

Included

Picture in Picture

Scalable & Moveable

Notes

Included

Sketch on IR/Visual Image

N/A

Draw on screen or add predefined stamps

Voice/Text Annotation

Included

FLIR Tools for PC and Mac

Included

FLIR Tools Mobile app (Wi-Fi)

Included

Streaming Video via app (Wi-Fi)

Included

Remote Control via app (Wi-Fi)

Included

Weight (including battery)

1.94 lbs (0.88 kg)

2.87 lbs (1.3 kg)