EMERSON
Measurement Instrumentation
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Rosemount™ 625IR Fixed Gas Detector

Rosemount™ 625IR Fixed Gas Detector

Rosemount™ 625IR Fixed Gas Detector provides reliable infrared gas detection with industrial grade durability, supporting safe, continuous operation in demanding industrial environments.

The Rosemount™ 625IR Fixed Gas Detector delivers fast, reliable detection of hydrocarbons, as well as carbon dioxide (CO₂), in demanding industrial environments. Proven infrared sensing technology provides stable, continuous measurement to support confident decisions in critical safety applications. Engineered to perform despite temperature extremes, contaminants and process variability, the detector helps reduce false alarms and maintenance interruptions while supporting dependable operation over extended service intervals. For methane and propane applications, optional duct mount configurations enable reliable gas measurement within ducts. Designed for seamless integration with modern industrial safety systems, the Rosemount 625IR supports scalable, standardized deployment across complex facilities, helping protect people and assets while reducing lifecycle maintenance demands.

Key Features

  • Detects hydrocarbons and carbon dioxide (CO₂) using proven optical absorption infrared technology.
  • Provides ultra-fast, reliable response to help identify gas leaks before they create dangerous situations.
  • Maintains factory calibration for life through continuous internal checks, drift monitoring and health diagnostics, reducing maintenance complexity.
  • Supports dependable operation in demanding environments with heated optical surfaces and available protective accessories that help minimize unexpected downtime.
  • Offers duct-mount configurations for methane and propane applications, enabling accurate, representative measurement inside ducts and voids.
  • Simplifies installation and functional testing with flexible accessories, including environmental protection, adaptor and gas-free test options.