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RKI Instruments Methane Air Cal Gas 34L 72-5117RK serves as a precision thermal calibration unit for International Standards in full-scale Thermal Conductivity (TC) sensor calibration and 100% volume methane-in-air reference audits.
- Operating Range: 34 Liters High Pressure Steel/Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Pure Methane Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Air High-Cap 103L 72-5117RK-23AH acts as a secondary standard PRT probe for North American Standards in fleet management and high-capacity 100% volume methane calibration audits for automated maintenance stations.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: Extended Capacity Automated Docking Efficiency.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 1.0% Vol N2 Cal Gas 34L 72-5118RK acts as a secondary standard PRT probe for North American Standards in specialized hydrocarbon process monitors and low-scale volume isobutane audits in inert atmospheres.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Non-Flammable UN1956 Certification.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 1.5% Vol N2 Cal Gas 34L 72-5119RK acts as a precision thermal calibration unit for North American Standards in environmental monitoring and specialized isobutane reference audits for pipeline leak detection.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Gas Mixture UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 2.0% Vol N2 Cal Gas 34L 72-5120RK acts as a precision thermal calibration unit for North American Standards in industrial gas analyzers and mid-scale isobutane volume calibration audits for refinery safety systems.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Gas Mixture UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 2.5% Vol N2 Cal Gas 34L 72-5121RK delivers a secondary standard PRT probe for International Standards in refinery process streams and specific isobutane reference audits for Thermal Conductivity (TC) sensors.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 3.0% Vol N2 Cal Gas 34L 72-5122RK delivers a secondary standard PRT probe for International Standards in industrial gas analyzers and mid-range isobutane volume calibration audits for leak detection systems.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Gas Mixture UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 3.5% Vol N2 Cal Gas 34L 72-5123RK functions as a secondary standard PRT probe for North American Standards in anaerobic petrochemical environments and specialized hydrocarbon process monitoring audits.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Targeted Hydrocarbon Mix Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 4.0% Vol N2 Cal Gas 34L 72-5124RK serves as a precision thermal calibration unit for International Standards in multi-point linearity checks and high-tier isobutane reference audits for % Volume detectors.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Gas Mixture UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 4.5% Vol N2 Cal Gas 34L 72-5125RK acts as a secondary standard PRT probe for North American Standards in specialized infrared (IR) and upper-scale isobutane volume calibration audits for TC process analyzers.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 5.0% Vol N2 Cal Gas 34L 72-5126RK acts as a precision thermal calibration unit for North American Standards in high-concentration process monitoring and full-scale 5% Volume isobutane reference audits.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Gas Mixture UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutane 100% Vol Pure Cal Gas 34L 72-5128RK delivers a secondary standard PRT probe for International Standards in thermal conductivity (TC) and specialized IR gas analyzer audits using pure isobutane.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Flammable Compressed Gas UN1954.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments 2-Gas Mix CH4/CO2 TRB-Series 72-5101RK-TRB acts as a precision thermal calibration unit for North American Standards in automated maintenance of landfill and environmental monitors.
- Operating Range: 34 Liters High Pressure Volume.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments 2-Gas Mix CH4/CO2 TT-Series 72-5101RK-TT acts as a precision thermal calibration unit for North American Standards in marine and transport fleet automated safety checks.
- Operating Range: 34 Liters High Pressure Volume.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
Bacharach PCA 400 Combustion Analyzer 10k ppm - 2410-1112 features a color touchscreen and long-life electrochemical sensors for professional emissions analysis in industrial boiler systems.
- Measurement Range: O2 21% and CO 10,000 ppm
- Display: 4.3-inch color touchscreen interface
- Sampling Method: Internal pump with water trap
- Communication: Bluetooth USB and IrDA support
- Warranty Period: 2 year instrument and sensor warranty
RKI Instruments 4-Gas Mix TRB Reference 34L 72-5201RK-TRB acts as a precision thermal calibration unit for North American Standards in TRB-series compliance testing and portable instrument fleet calibration audits.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 24 Month Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments 4-Gas Mix CAT-Standard Alum 34L 72-5401RK-CAT delivers a secondary standard PRT probe for International Standards in catalytic sensor calibration and high-pressure gas distribution monitoring.
- Operating Range: 34 Liters High Pressure Volume.
- Accuracy Standard: High Precision Gas Mix Fidelity.
- Certified Compliance: CAT-Standard Calibration Protocol.
- Data Logging: NIST Traceable Characterization Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
BW M5PID Multi-Gas PID Pump 4-Gas - M5PID-XWQY-R-P-D-Y-N-00 combines four-gas sensing with PID capabilities and an integrated pump for versatile remote safety monitoring.
- Sensor Configuration: Multi-gas PID LEL O2 H2S
- Sampling Method: Integrated motorized pump remote sampling
- PID Range: 0 to 1,000 ppm detection
- Safety Rating: Class I Div 1 intrinsically safe
- Warranty Period: 1 year limited manufacturer warranty
BW M5PID Multi-Gas PID Pump LEL/CO - M5PID-XWQY-R-P-D-B-N-00 delivers specialized LEL and CO monitoring alongside PID technology to ensure comprehensive personnel safety in toxic atmospheres.
- Sensor Configuration: PID LEL O2 H2S CO
- Sampling Method: Integrated motorized pump remote sampling
- PID Sensor Range: 0 to 1,000 ppm VOC
- Display: Alphanumeric LCD with simultaneous readings
- Safety Rating: Class I Div 1 intrinsically safe
RKI Instruments Methane Cal Gas 58L Alum 72-0325RKC delivers a secondary standard PRT probe for International Standards in industrial plants and 50% LEL methane reference audits for routine general purpose span adjustments.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High 500 psig Pressure Rating.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.



