RD-1400Ex series explosion-proof thermal conductivity gas analyzer Introduction: The RD-1400Ex series corrosion-resistant thermal conductivity detector, featuring an integrated structure and a flameproof cast aluminum casing, is capable of online analysis of the content of H2, NH3, Cl2, SO2, etc. in mixed gases during industrial production processes in hazardous areas with explosive gas (vapor) zones 1 and 2. Application field Petrochemical industry: gas analysis during the production process of synthetic ammonia and ammonium nitrate, and H₂ concentration monitoring in hydrogen-cooled generators Fertilizer industry: online analysis of gas concentrations such as H₂ and NH₃ in the production of synthetic ammonia and urea Metallurgical industry: H₂ concentration analysis in carbide furnaces and nitrogen-protected gas, monitoring of argon purification process Power industry: hydrogen purity monitoring for hydrogen-cooled generator sets, boiler flue gas analysis Air separation industry: analysis of impurity gases in rare gases (such as Ar) Environmental monitoring: Monitoring of harmful gas concentrations in specific industrial exhaust gases Other fields: Applications requiring explosion-proof environmental gas analysis in industries such as biological fermentation and pharmaceuticals Features: 1. Corrosion-resistant thermal conductivity detector: Utilizing patented technology, the "needle-like twin" platinum wire thermal sensor is coated with a glass film, featuring a compact size, high sensitivity, and excellent shock resistance and corrosion resistance 2. Microcomputer-based design: Equipped with a built-in microcontroller, it features intelligent characteristics such as digital display, alarm function, and communication interface 3. Explosion-proof integrated structure: Measurement results can be directly displayed and processed in hazardous areas, eliminating the need for additional safety isolation facilities 4. Stability and reliability: The instrument exhibits minimal drift, high stability, and strong capability for long-term continuous operation 5. Standard signal output: 4~20mA isolated DC linear standard output (customizable to 0-10mA), load resistance ≤550Ω 6. Flexible alarm settings: Upper and lower limit alarms can be set arbitrarily within the measurement range, with an alarm error not exceeding the basic error Technical Specifications: Measured components: H₂, NH₃, Cl₂, SO₂, Ar, CO₂, and other gases Stability: Zero drift ≤ basic error / 24 hours; span drift ≤ basic error / 24 hours Repeatability error: ≤1/2 of the basic error Warm-up time: ≤2 hours Communication interface: RS485 (optional) Alarm output: Contact capacity 250VAC/1A or 30VDC/1A Power requirements: 220V±22V, 50Hz±1Hz Operating temperature: 0~40℃ Relative humidity: ≤80% Atmospheric pressure: 70~106kPa (local average atmospheric pressure) Gas sample temperature: 5~40℃ Gas sample flow rate: 0.015 m³/h (250 mL/min) Installation position: Vertical position ±5° Vibration requirements: Only slight or negligible vibration is allowed Grounding requirements: Dedicated grounding, with grounding resistance < 5Ω
RD-1400Ex series explosion-proof thermal conductivity gas analyzer Introduction: The RD-1400Ex series corrosion-resistant thermal conductivity detector, featuring an integrated structure and a flameproof cast aluminum casing, is capable of online analysis of the content of H2, NH3, Cl2, SO2, etc. in mixed gases during industrial production processes in hazardous areas with explosive gas (vapor) zones 1 and 2. Application field Petrochemical industry: gas analysis during the production process of synthetic ammonia and ammonium nitrate, and H₂ concentration monitoring in hydrogen-cooled generators Fertilizer industry: online analysis of gas concentrations such as H₂ and NH₃ in the production of synthetic ammonia and urea Metallurgical industry: H₂ concentration analysis in carbide furnaces and nitrogen-protected gas, monitoring of argon purification process Power industry: hydrogen purity monitoring for hydrogen-cooled generator sets, boiler flue gas analysis Air separation industry: analysis of impurity gases in rare gases (such as Ar) Environmental monitoring: Monitoring of harmful gas concentrations in specific industrial exhaust gases Other fields: Applications requiring explosion-proof environmental gas analysis in industries such as biological fermentation and pharmaceuticals
