The RKI Instruments 72-5256RK is a robust, multi-gas detector designed for demanding industrial environments. It offers simultaneous detection of up to 6 different gases, with over 400 possible configurations to suit a wide range of applications. This instrument is engineered for reliability and safety, featuring a powerful long-life pump with a 125-foot range, dual hydrophobic filters, and an intrinsically safe design that complies with EPA Method 21.
Key Features & Highlights
- Simultaneous detection of up to 6 gases
- Over 400 gas monitoring configurations
- PPM/LEL hydrocarbon detection
- Powerful long-life pump with 125-foot range and filters
- Low flow pump shut off and alarm
- Methane elimination switch for environmental use
- Security Adjustment Lockout Switch
- Up to 30 hours of continuous operation
- Alkaline or Ni-Cad battery capability
- IR sensors available for CO2, % LEL CH4 or HC, % Volume CH4 or HC
- Transformer testing version available
- Autocalibration/single gas calibration
- Ergonomic RFI/EMI/chemical/weather resistant enclosure
- Complies with EPA Method 21
- Intrinsically safe design
- Dual hydrophobic filters (most versions)
Applications
The RKI Instruments 72-5256RK is suitable for a variety of applications including environmental monitoring, industrial safety, confined space entry, and transformer testing. Its versatility and robust design make it a reliable choice for professionals in oil and gas, chemical, and utility industries.





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