OEM GT-AT0617 Series Underground Shaft Combustible Gas Monitoring Device Suppliers, Factories

Product Description

Product Description
GT-AT0617 Series Underground Shaft Combustible Gas Monitoring Device integrates advanced monitoring technologies for complex underground scenarios. It adopts a diffusion-type laser sensor to detect methane (0~100)%LEL with ±2%F.S accuracy, supporting gas leak detection, infrared remote control, and low power consumption (three-year typical battery life). The DC3.6V device has adjustable sampling (20s~1800s) and heartbeat intervals (1h~24h), 4G communication, and GPS/Beidou positioning. Unique features include groundwater level immersion monitoring, vibration early warning, and AI image monitoring with real-time transmission. With explosion-proof protection, IP68 rating, engineering plastic enclosure, it works stably at -40°C~70°C. Designed for vertical pole installation, it supports customized extensions and ensures comprehensive, intelligent monitoring of underground shafts with high reliability.

Laser Sensor Precision

Diffusion-type laser sensor for methane (0~100)%LEL detection with ±2%F.S accuracy.

3-Year Battery Life

DC3.6V low power consumption design with a typical battery lifespan of three years.

4G & GPS/Beidou

Seamless real-time data communication combined with precise location tracking.

IP68 & Explosion-Proof

Ex ia IIC T4 Ga rating with engineering plastic housing, designed for -40°C~70°C environments.

Immersion & Vibration Alert

Features groundwater level immersion monitoring, vibration warning, and AI image transmission.

Technical Specifications
Measuring Gas Methane
Measuring Type Diffusion type
Measurement Range (0~100)%LEL
Rated Voltage DC3.6V
Sampling Period Default 30 minutes/time; (adjustable within 20s~1800S)
Heartbeat Interval Default 24 hours/time (adjustable within 1h~24h)
Dimensions φ134x180mm
Atmospheric Pressure (86~110) kPa
Installation Method Vertical pole installation
Sensor Type Laser sensor
Communication Method 4G
Accuracy ±2%F.S
Power Supply Battery-powered, battery life three years (typical value)
Explosion-proof Ex ia IIC T4 Ga / Ex ia IIIC T200 130°C Da
Material Engineering plastic
Protection Grade IP68
Working Environment Temperature: -40°C~70°C; Humidity: ≤ 100% RH (No condensing)
Frequently Asked Questions
What technology does the device use for gas detection?

The device utilizes a diffusion-type laser sensor specifically calibrated for methane gas detection with a measurement range of (0~100)%LEL and an accuracy of ±2%F.S.

How long does the battery last and what is the rated voltage?

The device runs on a DC3.6V power supply. It is battery-powered and features low power consumption engineering, delivering a typical battery life of three years.

Can the sampling and heartbeat transmission intervals be customized?

Yes, the intervals are adjustable. The sampling period defaults to 30 minutes/time (adjustable within 20s to 1800s), and the heartbeat interval defaults to 24 hours/time (adjustable within 1h to 24h).

What other features does this device monitor besides methane levels?

In addition to gas leak detection, it features groundwater level immersion monitoring, vibration early warning, and AI image monitoring with real-time transmission.

What are the environmental limits and certifications?

It has an IP68 protection rating, works stably in temperatures from -40°C to 70°C, and is explosion-proof with certifications Ex ia IIC T4 Ga and Ex ia IIIC T200 130°C Da.

How is the device physically installed?

The device is designed specifically for vertical pole installation, making it highly reliable and easy to deploy in underground shaft structures.

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