The RKI Instruments 72-5316RK-04 is a robust, intrinsically safe multi-gas detector designed for simultaneous detection of up to 6 different gases. With over 400 gas monitoring configurations, this instrument offers exceptional flexibility for a wide range of industrial applications, from confined space entry to environmental monitoring. Its powerful, long-life pump extends sampling range up to 125 feet, while dual hydrophobic filters and low-flow shut-off ensure reliable operation in demanding conditions.
Key Features & Highlights
- Simultaneous detection of up to 6 gases with over 400 configurations for PPM/LEL hydrocarbons, CO2, % volume CH4 or HC, and more.
- Powerful pump with up to 125 ft range and dual hydrophobic filters for dependable sample delivery.
- Low flow pump shut-off and alarm to prevent inaccurate readings.
- Methane elimination switch for environmental use, enhancing versatility.
- Security adjustment lockout switch prevents unauthorized calibration changes.
- Up to 30 hours of continuous operation with alkaline or Ni-Cad batteries.
- IR sensors available for CO2, % LEL CH4 or HC, and % volume CH4 or HC.
- Autocalibration and single gas calibration simplify maintenance.
- Ergonomic, RFI/EMI/chemical/weather-resistant enclosure built for industrial environments.
- Complies with EPA Method 21 and is intrinsically safe for hazardous areas.
- Transformer testing version available for specialized applications.
Applications
This multi-gas detector is ideal for environmental testing, industrial hygiene, confined space entry, and fugitive emission monitoring. Its rugged design and advanced features make it a reliable choice for oil & gas, chemical plants, utilities, and other industries requiring accurate gas detection.




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