Biogas Analyzer
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| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-9021EX |
| Measurement Range | CO/CO₂/CH₄/H₂/O₂/CₙHₘ/Calorific Value |
| Resolution | CO/CO₂/CH₄/CₙHₘ: ±1% FS |
| H₂/O₂ | ±2% FS |
| Minimum Full Scale | CO/CO₂/CH₄/H₂: (0–100)% |
| O₂ | (0–25)% |
| CₙHₘ | (0–10)% (optional) |
| Principle | NDIR + Electrochemical + Thermal Conductivity |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-9031EX |
| Measurement Principle | NDIR + Electrochemical + Thermal Conductivity (TCD) |
| Response Time | 15 s (NDIR channels) |
| Measurement Range | CO/CO₂/CH₄/H₂: (0–100) % vol |
| O₂ | (0–25) % vol |
| C₂H₂/C₂H₄/CnHm (hydrocarbons other than CH₄) | (0–10) % vol (optional) |
| Resolution | CO/CO₂/CH₄/C₂H₂/C₂H₄/CnHm: ±1 % FS |
| H₂/O₂ | ±2 % FS |
| Explosion Protection Rating | Ex d IIC T4 Gb |
| Output Interfaces | RS-232, RS-485, (4–20) mA, Ethernet |
| Display | LCD |
| Auto-calibration | Integrated zero-air pump with automatic air-based zeroing |
| Diagnostic Capability | Real-time sensor health monitoring |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-9031EX |
| Measurement Principle | NDIR + Electrochemical + Thermal Conductivity (TCD) |
| Response Time | 15 s (NDIR channels) |
| Measurement Range | CO/CO₂/CH₄/H₂: (0–100) % vol |
| O₂ | (0–25) % vol |
| CnHm (non-methane hydrocarbons) | (0–10) % vol (optional) |
| Resolution | CO/CO₂/CH₄/CnHm: ±1% FS |
| H₂/O₂ | ±2% FS |
| Explosion Protection Rating | Ex d IIC T4 Gb |
| Output Interfaces | RS-232 / RS-485 / (4–20) mA / Ethernet |
| Display | LCD |
| Auto-calibration | Integrated zero-air pump with automatic air zeroing |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-9031EX |
| Measurement Range | CO/CO₂/CH₄/H₂: (0–100)% |
| O₂ | (0–25)% |
| CnHm | (0–10)% (optional) |
| Resolution | CO/CO₂/CH₄/CnHm: ±1% FS |
| H₂/O₂ | ±2% FS |
| Response Time | 15 s (NDIR) |
| Operating Principle | NDIR + Electrochemical Cell (ECD) + Thermal Conductivity Detection (TCD) |
| Explosion Protection Rating | Ex d IIC T4 Gb |
| Output Interfaces | RS-232 / RS-485 / (4–20) mA / Ethernet |
| Display | LCD |
| Self-Diagnostic Function | Yes |
| Zero Calibration | Built-in air pump for automatic zeroing |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Gasboard-9031EX |
| Product Category | Coke Oven Gas Analyzer |
| Measurement Principle | NDIR + Electrochemical + Thermal Conductivity (TCD) |
| Response Time | 15 s (NDIR channels) |
| Measurement Range | CO/CO₂/CH₄/H₂: (0–100)% |
| O₂ | (0–25)% |
| CₙHₘ (non-methane hydrocarbons) | (0–10)% (optional) |
| Accuracy | CO/CO₂/CH₄/C₂H₂/C₂H₄/CₙHₘ: ±1% FS |
| H₂/O₂ | ±2% FS |
| Resolution | Equivalent to accuracy specification |
| Explosion Protection Rating | Ex d IIC T4 Gb |
| Output Interfaces | RS-232 / RS-485 / (4–20) mA / Ethernet |
| Display | LCD |
| Self-Diagnostic Function | Yes |
| Zero Calibration | Built-in air pump for automatic zeroing |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-9060 |
| Measurement Range | CH₄: (0–100)% |
| CO₂ | (0–50)% |
| H₂S | (0–9999) ppm |
| O₂ | (0–25)% |
| Resolution | CH₄/CO₂/O₂: 0.01% |
| H₂S | 1 ppm |
| Response Time | T₉₀ ≤ 60 s (NDIR) |
| Principle | NDIR + Electrochemical Detection (ECD) |
| Accuracy | CH₄/CO₂: ±1% FS |
| H₂S/O₂ | ±2% FS |
| Repeatability | CH₄/CO₂: 0.5% FS |
| H₂S/O₂ | 1% FS |
| Optimal Flow Rate | 0.7–1.2 L/min |
| Sample Pressure | 2–50 kPa |
| Sample Requirements | Dust-free, dry, oil-free |
| Electrical Interface | RS-485 / RS-232 / 4–20 mA |
| Power Supply | AC 220 V, 50 Hz |
| Enclosure | Stainless steel cabinet with corrosion-resistant components and integrated thermal management |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | Gasboard-9061 |
| Product Type | Biogas Analyzer |
| Measurement Range | CH₄: (0–100)%, CO₂: (0–50)%, H₂S: (0–9999) ppm, O₂: (0–25)% (all ranges selectable) |
| Response Time | T₉₀ ≤ 60 s (NDIR channels) |
| Principle | Non-Dispersive Infrared (NDIR) for CH₄/CO₂/O₂ |
| Flow Measurement | Integrated Ultrasonic Flow Sensor for Sample & Dilution Gas |
| Best Operating Flow | (0.7–1.2) L/min |
| Inlet Pressure | (2–50) kPa |
| Sample Requirements | Dust-free, oil-free, and dew-point controlled (achieved via on-board dilution) |
| Electrical Interface | RS-485 / RS-232 serial |
| Power Supply | AC 220 V, 50 Hz |
| Brand | FPI |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | LGA-C300 |
| Product Type | Coal Gas Calorific Value Analyzer |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Sample Compatibility | Coal gas, coke oven gas, blast furnace gas, and mixed industrial fuel gases |
| Safety Certification Option | ATEX/IECEx-certified explosion-proof probe available |
| Data Output | 4–20 mA, RS485, Modbus TCP, optional OPC UA |
| Compliance Framework | Designed to support GLP/GMP-aligned operational records and ASTM D1826 / ISO 6976–2016–based calorific value calculation protocols |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Manufacturer Status | Authorized Distributor |
| Origin Category | Imported |
| Model | Biomethane3000 |
| Price Range | USD 6,800 – 13,600 (est.) |
| Product Type | Online Biogas Analyzer |
| Resolution | 0.5% vol |
| Response Time (T90) | 40 s |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Spectroscopy for CH₄ and CO₂ |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Model | EA 5K (GA 5000) |
| Measurement Range | 0–10,000 ppm |
| Response Time | ≤10 s |
| Principle | Electrochemical sensing, NDIR infrared analysis, H₂-compensated CO detection |
| Certifications | ATEX II 2G Ex ib IIA T1 Gb, IECEx, UKAS ISO/IEC 17025 (Ref. No. 4533), MCERTS (under application), CSA |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Manufacturer Status | Authorized Distributor |
| Product Category | Imported |
| Model | EM 5K (GEM 5000) |
| Product Type | Biogas Analyzer |
| Measurement Range | CH₄ 0–100% vol, CO₂ 0–100% vol, O₂ 0–25% vol, CO 0–2000 ppm, H₂S 0–10,000 ppm (configurable), NH₃ 0–1000 ppm, H₂ 0–1000 ppm |
| Resolution | CH₄/CO₂ ±0.5% vol (0–70%/0–60%), O₂ ±1.0% vol (0–25%), CO ±1.0–2.0% FS, H₂S ±1.5–2.0% FS |
| Minimum Measurable Range | As per sensor configuration |
| Response Time (T90) | CH₄/CO₂ ≤10 s, O₂ ≤20 s, H₂S/CO ≤30 s, NH₃/H₂ ≤90 s |
| Operating Principle | Dual-channel NDIR for CH₄/CO₂ |
| Brand | Jingke Ruida (JKRD) |
|---|---|
| Origin | USA |
| Model | JK-8000 |
| Detection Principle | Flame Photometric Detection (FPD) with Dual FPD Configuration |
| Detection Wavelength | 394 nm |
| Minimum Detectable Sulfur Concentration | ≤0.02 ppm (v/v) |
| Sensitivity (as sulfur) | ≤8×10⁻¹² g/s |
| Baseline Noise | ≤0.5 mV/h |
| Oven Temperature Range | Ambient to 400 °C ±1 °C |
| Column Material Compatibility | PTFE-lined flow path |
| Sample Types | Natural gas, coal gas, coke oven gas, LPG, food-grade CO₂, flue gas, biogas |
| Regulatory Compliance | ASTM D6667, ISO 8573-5, USP <621>, GLP/GMP-ready data handling |
| Software | Integrated chromatography workstation with audit trail, peak integration, calibration curve generation, and report export (PDF/CSV) |
| Brand | JKRD |
|---|---|
| Origin | USA |
| Model | BGC-4500 |
| Detection Principle | Gas Chromatography with Thermal Conductivity Detection (TCD) |
| Sample Interface | Direct Pipeline Coupling |
| Analysis Cycle | <10 min |
| Quantitative Repeatability | RSD ≤ 1% |
| Temperature Control Accuracy | ±0.1°C |
| Operating Environment | 5–50°C, 10–85% RH |
| Power Supply | AC 220 V / DC 12 V / 24 V |
| Carrier Gas | High-Purity H₂ (≥99.995%), 0.3 MPa |
| Certified Standards Compliance | GB/T 13610–2020, GB/T 11062–2014, GB/T 12206–2006, ASTM D1945, ISO 6974–2, EN 16726 |
| Data Output Protocol | Modbus RTU |
| Software Features | Real-time Wobbe Index, Higher/Lower Heating Value (HHV/LHV), Density, Relative Density, Combustion Potential Calculation |
| Detector Sensitivity | TCD S ≥ 4500 mV·mL/mg (benzene), Noise ≤ 0.02 mV |
| Column | 3 mm ID Passivated Stainless Steel Capillary Column |
| Valve System | Imported VICI 10-Port Rotary Valve (≥5×10⁶ actuation cycles) |
| Sample Requirements | Dust-free, Water-free, Oil-free Gas Stream |
| Brand | LUMEX |
|---|---|
| Origin | USA |
| Model | RP100SC |
| Sample Pressure Range | Up to 6000 PSIG → Adjustable Output: 0–100 PSIG |
| Response Time | ≤1 s |
| Mercury Detection Compatibility | ppm-level Hg analysis |
| Thermal Control | Dual-stage heat exchangers + Joule–Thomson compensation via electrically heated inlet |
| Safety Certification | Suitable for Class I, Division 2 hazardous areas |
| Surface Treatment | SilcoNert®2000 inert passivation |
| Flow Path Configuration | Helical long-path regulator |
| Filtration | Integrated particulate filter at inlet |
| Interface Options | Tedlar® bag coupling + direct online integration with mercury analyzers (e.g., RP-915NG) |
| Compliance | SY/T 7321–2016 (Determination of Mercury in Wellhead Natural Gas by Differential Method) |
| Brand | SIELINS |
|---|---|
| Model | XLZ-1090 |
| Origin | Beijing, China |
| Gas Detection Principles | NDIR (CO, CO₂, CH₄), Electrochemical (O₂, H₂S), Thermal Conductivity (H₂) |
| Measurement Ranges | CO 0–40% vol, CO₂ 0–25% vol, CH₄ 0–10% vol, O₂ 0–25% vol, H₂ 0–25% vol, H₂S 0–1000 ppm |
| Resolution | 1 unit (per gas channel) |
| Zero Drift | ≤±1% FS / 7 days |
| Span Drift | ≤±1% FS / 7 days |
| Linearity Error | ≤±1% FS |
| Response Time (T90) | ≤15 s |
| Output Signals | 4–20 mA (isolated), RS485/RS232 (optional) |
| Power Supply | 220 ±22 VAC, 50 ±0.5 Hz |
| Power Consumption | 80 W |
| Operating Temperature | 0–45 °C |
| Weight | ~12 kg |
| Enclosure | Wall-mountable IP65-rated housing |
| Compliance | Designed for continuous emission monitoring in biogas upgrading, anaerobic digestion, and biomass gasification applications |
| Brand | Yuntang |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GC-R1 |
| Product Category | Natural Gas Analyzer |
| Dimensions | 540 × 390 × 360 mm (L×W×H) |
| Power Supply | AC 220 V |
| Column Oven Temperature Range | 5 °C above ambient to 200 °C (±0.1 °C stability) |
| Carrier Gas | Ultra-High-Purity Hydrogen (≥99.995%) |
| Detector | Thermal Conductivity Detector (TCD), Sensitivity ≥3000 mV·mL/mg (benzene), Noise ≤0.02 mV |
| Retention Time Precision | ≤0.02 min |
| Quantitative Repeatability | RSD ≤1% |
| Sample Compatibility | LPG, LNG, CNG, coalbed methane, shale gas, biogas, refinery off-gas, coke oven gas, blast furnace gas, and pipeline natural gas |
| Output Parameters | Methane, Ethane, Propane, n-Butane, i-Butane, Pentanes (n-/i-), C6+, CO₂, N₂, O₂, H₂, CO, DME, methanol, ethylene, propylene, butenes, Wobbe Index, Gross/Net Calorific Value (MJ/m³), Density, Relative Density, Combustion Potential |