Gas Analyzer
Gas analyzers – zirconia oxygen, flue gas CO, NOx, SO2
ISE supplies gas analyzers: in-situ zirconia oxygen probes for boiler, kiln and furnace stacks, and flue gas analysers for CO, NO, NO2, SO2 and O2, to optimise air–fuel ratio, save fuel and monitor emissions.
Gas analyzer products
Choosing a gas analyser
| Parameter | Technology | Application |
|---|---|---|
| Flue gas O₂ | In-situ zirconia | Boiler, thermal oil heater combustion |
| O₂, CO at kiln inlet | High-temperature probe with purge | Cement rotary kilns |
| CO, NO, NO₂, SO₂, O₂ | Electrochemical / infrared | Stack emission monitoring |
| O₂ in process atmosphere | Zirconia TS236/TS237 | Metallurgy, protective gas |
Emission measurement standards
| Standard | Scope |
|---|---|
| 2010/75/EU (IED) | Industrial emissions |
| (EU) 2015/2193 (MCP) | Medium combustion plants 1–50 MW |
| EN 15267 | Certification of AMS |
| EN 14181 | Quality assurance of AMS (QAL1–3) |
| EN 14789, EN 15058, EN 14792 | Reference methods O₂, CO, NOx |
| EN 61326-1 | Electromagnetic compatibility |
FAQ
How does O₂ measurement save fuel?
Excess air carries heat up the stack. Holding flue O₂ at the optimum (typically 2–4 % for gas and oil) raises efficiency.
What maintenance does a zirconia probe need?
Periodic test-gas calibration, filter checks and heater checks.
ISE – Sales +84 909 617 185 – Technical +84 979 117 185 – [email protected]











