Fixed Acoustic Camera

An explosion-proof, fixed-mounted IP68 acoustic camera designed for applications such as gas leak detection and partial discharge monitoring.

HZ-FA-371

World’s First Explosion-Proof Online Acoustic Imaging System


Engineered for continuous monitoring of high-voltage electrical systems and compressed gas facilities, this ATEX-certified camera combines 128 MEMS microphones with industrial-grade reliability for 24/7 partial discharge and gas leak detection.

  • 13MP color digital camera
  • Partial discharge detection, Gas leak detection, Voiceprint Comparing
  • Partial discharge type intelligent analysis
  • Gas leak rate calculation
  • HTTP API

Key Feature

  • Real-time Acoustic Monitoring
    Continuous online detection of abnormal sounds such as gas leaks, partial discharge, or mechanical faults, enabling early fault identification and preventive maintenance.

  • Robotic Integration
    Designed for seamless integration with inspection robots, unmanned vehicles, or drones, achieving autonomous, large-scale monitoring in complex industrial environments.

  • Industrial-grade Design
    Built to withstand harsh environments with IP68 protection, ensuring reliable operation in power substations, chemical plants, gas pipelines, and water treatment facilities.

  • Advanced Acoustic Imaging & Analysis
    Equipped with a high-sensitivity microphone array and AI-based signal processing to accurately locate and classify sound sources, even in noisy conditions.

  • Flexible Deployment & Connectivity
    Supports continuous data streaming, remote monitoring, and system integration via standard industrial communication interfaces, ideal for smart grid and industrial IoT applications.

Main Application

Power Industry
Real-time detection of partial discharge, arcing, and corona noise in substations, transformers, and high-voltage switchgear, supporting predictive maintenance and grid reliability.

Gas and Petrochemical Plants
Continuous monitoring for compressed air and gas leaks (including hydrogen, methane, and toxic gases) to enhance plant safety and reduce energy loss.

Water Utilities
Acoustic monitoring for pipeline leakage, pump vibration, and abnormal flow sounds to improve efficiency and minimize water loss.

Chemical Industry
Early detection of gas leakage, valve malfunction, and mechanical anomalies in high-risk chemical environments, ensuring safe and stable operation.

 

Smart Inspection Robots 
Mounted on mobile robots for autonomous patrols and 24/7 monitoring in complex or hazardous environments.

Natural Gas Leak

Vacuum LEAK Detection

Mechanical Noise

ATEX Zone Detection

Specification

ModelHZ-FA-371(2025)
Microphones128 channel MEMS microphones
Optic Microphone13MP
Acoustic Imaging Rate30fps
Distance0.3m ~ 200m
Sampling Rate130kHz
Camera FOV72°± 3°
Imaging Frame30FPS
Focal Length3.9mm
Microphone Self-diagnosisYES
EncordH.264
TransmissionTCP/IP
Power SupplyDC 12V/3A
Protection LevelIP68
WeightApprox. 900g
Dimension135mm* 171.43mm* 48mm
Working Temperature Range-20℃ ~ 70 ℃
Storage Temperature Range-30℃ ~ 85 ℃
AnnotationsYES
Application ScenariosPartial discharge
Gas leak
Anti-explosionExiblICT6Gb:ExibllICT80℃ Db
Stream FormatsRTSP
Leak Rate>0.035 l/min (120KPa  @0.3m)
   >0.067 l/min (300KPa  @3m)
   >0.09 l/min (300KPa @5m)
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