Portable Flue Gas Analyzer
Agasthya 2026 Series
BI FLEXI PRO

The BI Flexi Pro Portable Flue Gas Analyzer from Bhoomi Process Management Pvt. Ltd. is a high-performance portable flue gas analyzer designed for precise combustion analysis, industrial emission monitoring, and process optimization. Built for demanding field applications, this advanced multi gas analyzer enables industries to monitor multiple flue gases, evaluate boiler efficiency, and support environmental compliance with confidence.

Engineered with advanced NDIR, Electrochemical (EC), Zirconia, and Paramagnetic sensing technologies, the BI Flexi Pro delivers fast, reliable, and accurate gas analysis for boilers, furnaces, stacks, ducts, and industrial process applications. Its rugged portable design makes it ideal for on-site testing, preventive maintenance, energy audits, and emission monitoring across diverse industries.

The analyzer is capable of measuring up to seven gases simultaneously while also monitoring process parameters such as flue gas temperature, pressure, flow velocity, and combustion efficiency. Automatic zero calibration, intelligent diagnostics, and active flow control ensure stable and dependable measurements even in challenging industrial environments.

Features

Portable and rugged design for industrial field applications
Measures up to seven gases simultaneously
Advanced NDIR, EC, Zirconia & Paramagnetic sensor technologies
Automatic zero calibration for reliable measurements
Active Flow Control for stable sampling
Optional automatic condensate management system
Real-time combustion and emission analysis
Data logging with storage for up to 500,000 records
USB, Wi-Fi and Bluetooth communication
Long-lasting rechargeable battery with up to 8 hours of operation
Easy maintenance with customizable measurement configuration

Specifications

Process Parameters
- Flue Gas Temperature
  
  Resolution: 0.1°C
  Accuracy: ±2.0°C
  Range: 0–600°C (SS Probe), 0–1200°C (Inconel Probe)
- Pressure
  
  Resolution: 0.1 mbar
  Accuracy: ±2% FS
  Range: ±150 mbar
- Velocity
  
  Resolution: 0.1 m/s
  Accuracy: ±2% FS
  Range: 0–50 m/s

Gas Measurement – Electrochemical
- Oxygen (O₂)
  
  Resolution: 0.10%
  Accuracy: ±2% FS
  Range: 0–21%
- CO (H₂ Compensated)
  
  Resolution: 1 ppm
  Accuracy: ±20 ppm (<500 ppm), ±5% FS (>500 ppm)
  Range: 0–10,000 ppm
- Carbon Monoxide (CO)
  
  Resolution: 0.01%
  Accuracy: ±5% FS
  Range: 0–10%
- Nitric Oxide (NO)
  
  Resolution: 1 ppm
  Accuracy: ±5 ppm (<100 ppm), ±5% FS (>100 ppm)
  Range: 0–5,000 ppm
- Nitric Oxide (NO)
  
  Resolution: 1 ppm
  Accuracy: ±2 ppm (<30 ppm), ±5 ppm (>30 ppm)
  Range: 0–500 ppm
- Nitrogen Dioxide (NO₂)
  
  Resolution: 1 ppm
  Accuracy: ±5% FS
  Range: 0–2,000 ppm
- Ammonia (NH₃)
  
  Resolution: 1 ppm
  Accuracy: ±5 ppm
  Range: 0–500 ppm / 0–1000 ppm
- Sulphur Dioxide (SO₂)
  
  Resolution: 1 ppm
  Accuracy: ±5 ppm (<100 ppm), ±5% FS (>100 ppm)
  Range: 0–5,000 ppm

Gas Measurement – NDIR
- Carbon Monoxide (CO)
  
  Resolution: 1 ppm
  Accuracy: ±1% FSD
  Range: 0–10,000 ppm
- Carbon Monoxide (%)
  
  Resolution: 0.01%
  Accuracy: ±5% FS
  Range: 0–10%
- Methane (CH₄)
  
  Resolution: 0.01%
  Accuracy: ±2% FS
  Range: 0–50%
- Carbon Dioxide (CO₂)
  
  Resolution: 1 ppm / 0.1%
  Accuracy: ±1% FS
  Range: 0–25%

Gas Measurement – Zirconia
- Oxygen (O₂)
  
  Resolution: 0.01%
  Accuracy: ±1% FSD
  Range: 0–25%

Gas Measurement – Paramagnetic
- Oxygen (O₂)
  
  Resolution: 0.01%
  Accuracy: ±1% of Reading
  Range: 0–25%, 0–100%

Calculated Values
- Carbon Dioxide (CO₂)
  
  Resolution: 0.10% | Accuracy: ±0.3% FS | Range: 0–20%
- Efficiency
  
  Resolution: 0.10% | Accuracy: ±1% FS | Range: 0–120%
- Losses
  
  Resolution: 0.10% | Accuracy: ±1% FS | Range: 0–99.99%
- Excess Air
  
  Resolution: 0.10% | Accuracy: ±0.2% | Range: 0–2885%
- CO/CO₂ Ratio
  
  Resolution: 0.00% | Accuracy: ±0.0001% | Range: 0–0.9999
- Poison Index
  
  Resolution: 0.01% | Accuracy: ±0.01% | Range: 0–99.99%