YRH350 Coal Mine Safety Detection

Items

Technical specification

YRH350

Detector

Type

Uncooled FPA

Resolution

160 x 120

Spectral range

8-14μm

Frame rate

50Hz

NETD

0.05℃@30℃

Lens

FOV

25°×19°

Mini focus distance

10cm

Focus

Manual

Image

Visual

3.2 MP, CMOS，Built-in 2 LED light

Frame rate

50HZ/60HZ, optional

Video output

PAL / NTSC, optional

Display

Screen

3.5″TFT LCD, 640×480, colorful，touch screen

Color pallettes

11 Color pallettes for option

Image display

IR and Visual Switchable, IR/Visual Fusion

Image adjustment

Auto/Manual contrast, brightness adjustment, auto enchancement mode

Temp. Measurement

Temperature range

0℃~+350℃

Accuracy

±2℃ or ±2% of reading，whichever is greater

Calibration

Auto（Short, long, custom time）/Manual

Measurement mode

5 Movable spots, 5 Movable areas, 2 movable lines, Display up to 6 sets of data; average / maximum / minimum temperature, isothermal analysis, temperature difference analysis, temperature tracking, temperature alarm (sound, color)

Emissivity correction

0.01 to 1.0 adjustment（Increment is 0.01）or choose from a list of predefined materials

Background temperature correction

Auto

Atmospheric transmittance correction

Auto，according to the input distance, ambient humidity and ambient temperature

Settings function

Date/Time, Temperature Unit °C/°F/K, Language, Contrast/Brightness, LCD Backlight, IP Address

Storage

Memory card

8GB Micro TF Card，up to 32GB

Storage methods

Manual/automatic storage; single frame infrared image, infrared and visible light related image, infrared and visible light fusion image; infrared video, infrared and visible light related video (network only), infrared and visible light combined video.

Thermal image format

JPEG，With infrared raw measurement data

H.264，With infrared raw measurement data (when network recording)

Visual image format

JPEG、H.264, fusion

Voice annotation

60s (saved with image)

Text annotation

Can be selected locally, can be uploaded

File directory

Can be selected locally, can be uploaded

Power

Battery

Lithium polymer intrinsically safe battery pack（7.2V）

Continuous working time

More than 4 hours (LCD brightness 50%, LED light off)

Charging method

Smart charger charging or random (AC power adapter or 12V car power) charging

Charging time

Random charge for 1.5 hours, greater than 50% capacity

Power saving mode

Auto sleep, Auto shut-down

Interface

Memory card slot

Micro SD（TF）card holder

Network interface

Mini-USB interface，Real-time transmission of original images by setting IP address

Power interface

Available（DC12V）

Video output

Available

Audio/data transmission

Bluetooth(earphone/RS232)

Others

Microphone

Built-in

Buzzer

Built-in

Laser pointer

Red，1mw/635nm，Second class，IEC60285

Tripod interface

1/4″-20-UNC

Handrail

Can be installed on both sides

Lens cover

Available

Sunshield

Available，Optional

Environment

Working temp.

0℃~+40℃

Storage temp.

-40℃~+60℃

Humidity

≤95% Non-condensing

Encapsulation

IP54

Anti-shock

25G，IEC68-2-29

Anti-vibration

2G，IEC68-2-6

Drop

2m

Safety performance

Explosion-proof type

Coal mine intrinsic safety type

Explosion-proof mark

IbiT4Gb

PhysicsCharacteristics

Dimension

105x230x245mm

Weight

980g