Intrinsically Safe Laser Distance Meter

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Intrinsically safe laser distance meter, mode YHJ-200J, explosion proof laser distance meter is a non-contact detection instrument with high measurement accuracy, small size, convenient use, dust-proof, moisture-proof, etc. The explosion proof laser distance meter is mainly used used in flammable and explosive working environments where flammable gas mixtures exist. Intrinsically safe instrument can be widely used in coal, petroleum, chemical, railway, medical, electric power, textile, plastic, metal processing, energy saving and other industries to quickly and non-contact measurement distance by explosion proof laser distance meter.

How To Use Explosion Proof Laser Distance Meter
To use an explosion proof laser distance meter, such as the Xuxin Safety intrinsically safe laser distance meter, follow these steps. First, ensure that the device is certified as intrinsically safe and suitable for use in explosive environments. Power on the explosion proof laser distance meter and select the desired measuring mode. Aim the device at the target object and press the measurement button to initiate the laser beam. The distance measurement will be displayed on the screen. Some explosion proof laser distance meters may offer additional features like area or volume calculations. Always follow the manufacturer's instructions for proper handling and maintenance of intrinsically safe instrument. Remember, when working in explosive environments, it is crucial to use intrinsically safe and explosion-proof instruments to ensure safety and prevent potential ignition sources.

Do Explosion Proof Laser Distance Meter Work Outside
Yes, explosion-proof laser distance meters, such as the Xuxin Safety intrinsically safe laser distance meter, can work outside. These instruments are designed to withstand various environmental conditions, including outdoor settings. They are built with rugged and durable materials that can resist dust, moisture, and other elements commonly encountered outdoors. Additionally, they are engineered to provide accurate measurements even in bright sunlight or harsh lighting conditions. However, it's essential to ensure that the specific model you choose is suitable for outdoor use and has the necessary certifications for the intended environment. Always consult the manufacturer's guidelines and specifications to ensure the safe and proper operation of intrinsically safe explosion-proof instruments in outdoor applications.

Parameters ofIntrinsically Safe Laser Distance Meter

Qualification Explosion-proof type Mine intrinsically safe
Explosion-proof mark Ex ib I Mb


Electrical Properties Explosion-proof mark Ex ib I Mb
Rated voltage 4.5V
Working current ≤270mA
stand-by current ≤185mA
Continuous working time ≥4h


Measurement Parameters Range (M) 0.2-200m
Accuracy (MM) ±（2.0mm+5×10-5D）

Basic error 0.2m~10m: ±0.05m
10m~100m: ±0.2m
100m~200m: ±0.5m

Screen Screen type 2.0-inch color screen
Screen rotation √

Laser Laser class Class2
Laser type 630-670nm，＜1mW
Battery Type Battery type Use 3 LR03 AAA 1.5V alkaline dry batteries in series, Uo: 4.95V, IO: 3.9A

Size And Weight Size 115*49*26
Weight 140g



Use Environment Temperature 0℃~40℃
Relative humidity ≤98%
Atmospheric Pressure 80kPa~116kPa
Wind speed ≤8m/s
Storage Temperature -40℃~＋60℃
Use Environment Down in a coal mine with an explosive gas mixture of methane
Protection Performance Protection Class IP54

Explosion Proof Laser Distance Meter Features

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Yhj-200j mine safety laser rangefinder is a kind of hand-held non-contact detection instrument used in underground coal mine.
Explosion-proof mark exib i mb, measuring range of 0.2-200 meters, measuring accuracy ± (2.0mm+5×10-5d).

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