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Operating Principle: Dual-pass transmissometer
Measuring Units: % opacity, mg/m³, mg/Nm³, extinction
Optical Path Length: 0.5 to 15 m (longer path lengths available on request)
Accuracy: ±0.2% opacity
Response Time: 10 seconds
Measuring Range: Fully selectable in % opacity, mg/m³, mg/Nm³, extinction (example: 0 – 5000 mg/m³)
Certified Range: 0 to 0.1 Ext (0 – 20% opacity or 0 – 10 mg/m³ at 5 m)
Resolution: 0.1% opacity or 0.1 mg/m³
Calibration: Auto zero and auto span
Ambient Temperature: -20°C to +50°C (Certified) / -20°C to +60°C (Maximum)
Flue Gas Temperature: Up to 600°C (standard), up to 850°C (optional)
Power Supply: 48 VDC from Signal Processor Unit (SPU)
Construction: Corrosion-resistant epoxy coated aluminium housing, sealed to IP66
