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RKI Instruments 72-5520RK-01 Energized by a dedicated internal direct-current battery configuration, this portable multi-gas device tracks internationally compliant continuous carbon dioxide and ammonia trends under a 1-year warranty.
- Tracks multiple overlapping chemical hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Delivers eighteen hours continuous tracking stamina.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5520RK-02 Driven by an included rechargeable battery cell assembly, this portable multi-gas tracking monitor stabilizes high-resolution 10,000 ppm carbon dioxide and ammonia loops under a 1-year warranty.
- Senses high resolution gas concentration changes.
- Leverages durable electrochemical detector component cells.
- Maintains continuous active suction pump mechanics.
- Provides high visibility backlit graphic screens.
- Supplies factory certified NIST data reports.
RKI Instruments 72-5520RK-03 Driven by an included rechargeable battery cell assembly, this portable multi-gas tracking monitor stabilizes high-volume carbon dioxide and ammonia loops under a 1-year warranty.
- Senses five percent volume carbon dioxide.
- Leverages durable electrochemical detector component cells.
- Maintains continuous active suction pump mechanics.
- Logs detailed information using built-in memory.
- Supplies factory certified NIST data reports.
RKI Instruments 72-5521RK-03 Utilizing an internal high-capacity battery cell setup for maximum field mobility, this rugged multi-gas tracker handles extreme carbon dioxide and phosphine scanning under a 1-year warranty.
- Tracks multiple overlapping chemical hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Delivers eighteen hours continuous tracking stamina.
- Withstands volatile industrial process temperatures.
RKI Instruments 72-5523RK-01 Energized by a dedicated internal direct-current battery configuration, this portable multi-gas device tracks internationally compliant continuous carbon dioxide and ammonia trends under a 1-year warranty.
- Tracks multiple overlapping chemical hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Delivers eighteen hours continuous tracking stamina.
- Provides high visibility backlit graphic screens.
RKI Instruments 72-5523RK-02 Utilizing an internal high-capacity battery cell layout for extensive field safety tracking, this multi-gas analytical instrument handles 10,000 ppm carbon dioxide and ammonia loops under a 1-year warranty.
- Tracks multiple overlapping chemical hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Integrates standard internal event data logging.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5524RK Utilizing high-capacity internal cell power for extensive field mobility, this rugged toxic vapor detector targets hazardous hydrogen chloride and phosphine tracking loops and is backed by a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Draws process fluid via internal suction.
- Complies with strict explosion proof certifications.
- Displays critical data on backlit screens.
RKI Instruments 72-5526RK Driven by high-capacity internal alkaline cells for long shift utility inspections, this multi-gas instrument leverages specialized ES-23AH sensor blocks to track toxic ammonia and chlorine under a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Pulls atmospheric samples over long distances.
- Complies with strict Class I certifications.
- Withstands volatile industrial process temperatures.
RKI Instruments 72-5526RK-01 Powered by high-capacity internal cell power for long shift utility inspections, this specialized portable monitor leverages ES-K233 sensor blocks to target complex ammonia and chlorine loops and is backed by a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Pulls atmospheric samples over long distances.
- Complies with strict Class I certifications.
- Includes traceable NIST calibrated quality documentation.
RKI Instruments 72-5527RK-02 Energized by a dedicated internal direct-current battery configuration, this portable multi-gas device tracks localized 10,000 ppm carbon dioxide and chlorine trends under a 1-year warranty.
- Tracks multiple overlapping chemical hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Delivers eighteen hours continuous tracking stamina.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5527RK-03 Operating seamlessly on an internal rechargeable battery assembly, this portable multi-gas tracking monitor stabilizes high-volume carbon dioxide and chlorine loops under a 1-year warranty.
- Senses five percent volume carbon dioxide.
- Leverages durable electrochemical detector component cells.
- Maintains continuous active suction pump mechanics.
- Delivers eighteen hours continuous tracking stamina.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5528RK Running on long-life internal cell power to support extended field mobility, this rugged toxic vapor detector targets hazardous phosphine monitoring loops and is backed by a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Draws process fluid via internal suction.
- Complies with strict explosion proof certifications.
- Displays critical data on backlit screens.
RKI Instruments 72-5531RK Relying on high-capacity internal alkaline cells for long shift utility inspections, this probeless multi-gas instrument monitors toxic hydrogen fluoride and ammonia under a 1-year warranty.
- Utilizes highly selective electrochemical sensor blocks.
- Delivers up to thirty hours operation.
- Pulls atmospheric samples over long distances.
- Complies with strict Class I certifications.
- Includes traceable NIST calibrated quality documentation.
RKI Instruments 72-5532RK Outfitted with high-capacity internal cell power for long shift utility inspections, this specialized probeless monitor targets complex nitrogen dioxide and hydrogen fluoride loops and is backed by a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Pulls atmospheric samples over long distances.
- Complies with strict Class I certifications.
- Includes traceable NIST calibrated quality documentation.
RKI Instruments 72-5533RK Operating for thirty continuous hours via standard cell power, this portable multi-gas analyzer targets toxic hydrogen cyanide and ammonia loops and includes a 1-year warranty.
- Monitors five distinct atmospheric chemical hazards.
- Draws deep toxic gases through pumps.
- Complies with standard explosion proof certifications.
- Displays metrics on backlit digital screens.
- Includes traceable NIST calibrated quality documentation.
RKI Instruments 72-5534RK-02 Incorporating a smart internal direct-current electrical battery layout, this multi-gas analytical instrument optimizes localized 10,000 ppm carbon dioxide screening under a 1-year warranty.
- Tracks specialized toxic arsine hazard profiles.
- Integrates highly selective infrared sensor blocks.
- Pulls atmospheric samples over long distances.
- Delivers eighteen hours continuous tracking stamina.
- Supplies factory certified NIST data reports.
RKI Instruments 72-5535RK Running on high-capacity internal alkaline cells to ensure mobile field deployment, this probeless tracker handles extreme ozone and hydrogen cyanide scanning under a 1-year warranty.
- Monitors five distinct atmospheric chemical hazards.
- Draws process fluid via internal suction.
- Employs durable electrochemical detector component cells.
- Complies with strict Class I certifications.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5536RK Relying on robust internal alkaline cells for long shift utility inspections, this specialized probeless monitor targets complex hydrogen fluoride and ammonia loops and is backed by a 1-year warranty.
- Monitors five distinct atmospheric chemical hazards.
- Pulls atmospheric samples over long distances.
- Leverages durable catalytic bead sensor technologies.
- Complies with strict Class I certifications.
- Includes traceable NIST calibrated quality documentation.
RKI Instruments 72-5538RK-03 Operating seamlessly on an internal rechargeable battery assembly, this portable multi-gas tracking monitor stabilizes high-volume five percent carbon dioxide loops under a 1-year warranty.
- Senses high volume carbon dioxide hazards.
- Leverages durable electrochemical detector component cells.
- Maintains continuous active suction pump mechanics.
- Delivers eighteen hours continuous tracking stamina.
- Includes traceable NIST calibrated verification sheets.
RKI Instruments 72-5539RK Running on long-life internal cell power to support extended field mobility, this rugged toxic vapor detector targets hazardous silane and chlorine tracking loops and is backed by a 1-year warranty.
- Monitors five distinct target vapors simultaneously.
- Delivers up to thirty hours operation.
- Draws process fluid via internal suction.
- Complies with strict explosion proof certifications.
- Includes traceable NIST calibrated quality documentation.



















