The RKI Instruments 72-5421RK gas monitor is specified for simultaneous detection of up to six gases, with sensor options and a pump for remote sampling.
Key specifications
- Simultaneous detection of up to 6 gases
- IR sensor options for CO2, % LEL CH4, 0–100% volume CH4, % LEL HC, and % volume HC
- Thermal-conductivity options for % volume H2 and % volume CH4
- Smart plug-and-play toxic sensors for NH3, AsH3, Cl2, HCN, PH3, and SO2
- Sampling distance up to 125 ft
- Long-life pump with low-flow automatic shutoff and alarm
- Methane elimination switch
- Security adjustment lockout
- Up to 30 hours continuous operation
- Alkaline or Ni-Cad capability
- Ergonomic RFI/EMI/chemical-resistant case
Recommended applications
Use it for industrial, environmental, and workplace multi-gas monitoring. Sensor selection is configuration-dependent; confirm the required gases and battery option before ordering.





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