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Laser Gas PTZ Telemeter for Remote Gas Leak Detection - Reliable China Suppliers and Factory Solution

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Product Overview:
Introducing our Laser Gas PTZ Telemeter, a cutting-edge gas detection solution that utilizes TDLAS (Tunable Laser Absorption Spectroscopy) technology for non-contact and high-precision gas concentration measurement. This sophisticated device is mounted on a vertical pole and performs a comprehensive 360° full-space scanning to monitor gas levels at various preset locations within the target area. It combines real-time HD video imaging to create a 24/7 online monitoring system, enabling not only the detection of gas leaks but also the precise identification of their sources.
Engineered for the toughest industrial environments, our telemeter is compatible with explosive gas zones (Zone 1, Zone and explosive dust zones (A20, A21, A22). It is widely used in oil refineries, chemical plants, natural gas facilities, mining operations, and power generation stations, ensuring reliable safety measures for workplaces that demand continuous gas leakage monitoring. Unlike traditional gas detectors, our telemeter mitigates concerns such as oxidation, poisoning, or saturation and is not affected by interference from other gases, guaranteeing long-term stable performance.
As a leading manufacturer in China, we are proud to provide this advanced gas detection solution to our customers worldwide. Partner with us, a trusted supplier and factory, for your gas monitoring needs and ensure the highest standards of safety in your operations.

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    Product Features
    1. Exceptional stability
    Powered by TDLAS technology, it offers a wide detection range, no oxidation/poisoning/saturation failures, and strong resistance to cross-gas interference—ideal for long-term unattended monitoring.
    2. Wide coverage
    Supports 360° horizontal rotation and ±90° vertical pitch, achieving full-space, dead-angle-free monitoring to cover large industrial areas.
    3. Real-time visualization
    Integrates an HD camera to transmit on-site video images in real time, allowing operators to quickly assess leak severity and location.
    4. Minimal maintenance
    Equipped with a built-in reference gas pool; the system performs regular self-verification and self-calibration, significantly reducing management and maintenance workload.
    5. Safe and reliable
    Features an explosion-proof design (certified to Ex d IIC T6 Gb/Ex tD A21 IP68 T80°C) with a wide voltage working range (DC24V) and surge protection, ensuring safe operation in high-risk environments.
    6. Strong expandability
    Adopts the standard Modbus RTU16 communication protocol, enabling seamless integration with third-party systems (e.g., host computers, control systems, and auxiliary equipment) for flexible monitoring network construction.
    Product Parameters
    Parameter Category Specification
    Performance Indicators
    • Detecting Gas: Methane (CH₄), propane (C₃H₈), ammonia (NH₃), ethylene (C₂H₄), carbon monoxide (CO), hydrogen chloride (HCl)
    • Detection Principle: Tunable Laser Absorption Spectroscopy (TDLAS)
    • Detection Distance: 50/100/150 m
    • Detection Range: (0~99999) ppm·m
    • Detection Error: ≤±5%
    • Response Time: ≤0.1 s
    PTZ Parameters
    • Shell Material: Standard 304 stainless steel (316L optional)
    • Horizontal Angle: 360° continuous rotation
    • Vertical Angle: -90°~+90°
    • Horizontal Speed: (0.1 to 40) °/S (smooth variable speed)
    • Vertical Speed: (0.1 to 30) °/S (smooth variable speed)
    • Preset Sites: 128
    • Turning Accuracy: ≤0.1°
    • Interface Size: G3/4 external thread
    Other Indicators
    • Input Voltage: DC24V
    • Maximum Current: 1A
    • Ambient Temperature: -40 ~ 60 ℃
    • Ambient Humidity: 0 to 95%RH (non-condensing)
    • Communication Method: RS485/RJ45
    • Communication Protocol: Modbus RTU16
    Camera Specifications
    • Resolution: ≥1920x1080
    • Focus Distance: 5.9-135.7 mm
    • Sensor: 1/2.8 "CMOS
    Certifications & Safety
    • Explosion-Proof Marking: Ex d IIC T6 Gb/Ex tD A21 IP68 T80°C
    • Protection Level: IP68
    • Safety Certification: SIL3
    • Laser Power: ≤15mW
    • Detection Laser Grade: Class I
    • Indicating Laser Grade: Class Ⅱ
    Application Scenario
    product-description1
    Coal mining: Monitors methane and other toxic gas leaks in underground mines, providing early warnings to prevent gas explosions and ensure miner safety.
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    Substation: Detects SF₆ (sulfur hexafluoride) and other insulating gas leaks, avoiding equipment damage and ensuring stable power supply.
    product-description3
    Gas lines: Performs long-distance monitoring of natural gas pipeline leaks, enabling rapid leak location and reducing risks of fire or explosion.
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    Chemical production: Supervises leaks of hazardous gases (e.g., ammonia, hydrogen chloride) in chemical plants, ensuring compliance with safety standards and protecting on-site personnel.
    Frequently Asked Questions (FAQ)
    What technology powers this gas detector, and what are its main advantages?
    The system is powered by Tunable Laser Absorption Spectroscopy (TDLAS) technology. It offers exceptional stability, a wide detection range, resistance to cross-gas interference, and avoids common sensor issues like oxidation, poisoning, or saturation.
    What is the maximum detection distance of the device?
    The device supports configurable detection distances of 50 meters, 100 meters, or 150 meters, making it highly adaptable to different industrial site sizes.
    Does this gas monitoring system require frequent manual calibration?
    No. The system is designed for minimal maintenance. It features a built-in reference gas pool that performs regular self-verification and self-calibration, significantly reducing manual service workloads.
    Can the system operate safely in hazardous, high-risk environments?
    Yes. It features an explosion-proof design certified to Ex d IIC T6 Gb/Ex tD A21 IP68 T80°C. It also has an IP68 protection rating, a wide voltage working range (DC24V), and integrated surge protection.
    How does the system connect and communicate with existing control setups?
    The device uses standard RS485/RJ45 communication interfaces and supports the standard Modbus RTU16 protocol, allowing seamless integration with third-party host computers, control systems, and auxiliary equipment.

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