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GWRANGQI Series

Buried pipeline network gas leak monitoring terminal

Model: YQDR Key Features: Intrinsic Safety and Explosion-Proof, Buried Installation, Optional Camera Integration, Battery-Powered, Wireless Transmission

Sales Hotline
136-8498-6459
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Product Overview

The buried pipeline gas leak monitoring terminal utilizes the laser principle to accurately detect methane gas leaks, and incorporates a unique temperature and humidity compensation algorithm and phase
Utilizing patented technology, this advanced instrument minimizes the impact of environmental temperature and humidity on detection results. Based on technologies such as NB-IoT, it features wireless uploading capabilities and is designed for monitoring the combustible gas concentration in urban underground gas pipeline networks

Application Scenarios

Product Features

Explosion-proof certification: Ex ia IIC T4 Ga Small in size, easy to install Modular design facilitates maintenance Industrial-grade processor, high reliability, suitable for harsh outdoor environments Multiple installation methods, suitable for use in various environments Supports one-click reset and one-click restart in case of equipment malfunction Utilizing high-performance replaceable lithium batteries, it eliminates the need for mains power supply, facilitating easy installation.

Product Specifications

Monitored gas: CH4
Monitoring principle: Laser TDLS
Sampling method: Default 30 minutes (adjustable)
Monitoring range: 0-100%LEL
Monitoring accuracy: ±3%LEL
Alarm concentration: 10% LEL (configurable)
Response time: ≤30s
Protection level: IP68
Explosion-proof grade: Ex ia IC T4 Ga
Transmission mode: NB-loT
Operating voltage: 3.6V (powered by lithium battery)
Battery operating time: Endurance time ≥ 36 months
Operating temperature range: Catalytic combustion: -40℃~70℃
Infrared: -10℃~50℃ Laser: -10℃~50℃
Operating humidity range: ≤98%RH (no condensation)
Data storage: 1000 entries (20 days of data storage)
Export of historical data: Bluetooth 5.2 supports SPP, GATT, and HID protocols
GPS positioning: <5m
Abnormal alarm: Gas leakage, low battery voltage, water immersion alarm, etc.
Alarm mode: Upload alarms to the cloud platform
Installation method: Buried installation, pile-mounted installation
Factory calibration: Executive standard: GB15322.1

Gas Factors Detectable by This Product

These are the gas factors this model supports. Click to see detailed product compatibility (600+ factors →)

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