Active Thermal Hazard Monitoring and Early Warning Device (LQ-NG4)

This device is specialized design for electrical cabinets, integrating nanoparticle detection, characteristic gas sensing, and active sampling technologies to achieve precise location and early warning of overheating hazards within electrical cabinet clusters.

  • Information

Application Scenarios

Suitable for box-type transformers, inverters, and other similar scenarios.


Technical Parameters

Particle diameter detection range: 

100nm-20μm
Particle detection resolution:1×10⁴ particles

Ambient temperature monitoring: 

Range: -20℃-60℃; Accuracy: ±1℃; Resolution: 0.5℃
Ambient humidity monitoring: Range: 0-95%RH; Accuracy: ±5%RH; Resolution: 1%RH

Gas detection types: 

Supports simultaneous detection of 2-4 kinds
Carbon monoxide detection: Range: 0-5000ppm; Sensitivity: 2ppm

Sampling lines & method: 

Aspirating distance up to 10 meters; supports triple-channel simultaneous sampling
Early warning functions:Gas alarm + 5-level particle alarm + temperature alarm

Display screen: 

2.7-inch LCD screen

Communication method: 

Wireless/RS485/dry contact/Ethernet

Communication protocol: 

4G, ModBus, TCP/IP
Input/output: At least 2 dry contacts

Operating power supply: 

AC220V/DC24V

Protection rating: 

IP40
Safety certifications: CE certification, EMC Level IV


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