The zirconia oxygen analyzer is a high-precision, online monitoring instrument developed based on the principles of high-temperature oxygen-ion conduction in zirconia ceramics and the concentration‑cell potential. It serves as a core smart meter for measuring oxygen levels in industrial flue gases, optimizing combustion conditions, and managing environmental emissions. The device enables direct, in-situ measurement of oxygen concentrations in various furnaces and pipelines, offering real-time monitoring, robust durability, and adaptability to demanding operating environments. Widely applicable across multiple industrial sectors and environmental‑compliance maintenance scenarios, it is a critical tool for achieving energy savings, ensuring safe operations, and meeting emission standards.

I. Company Profile

Anhui Tianfen Instrument Co., Ltd. It is a high-tech enterprise specializing in the R&D, manufacturing, sales, and technical services of industrial process analytical instruments, with many years of deep expertise in oxygen analysis, environmental monitoring, and industrial measurement and control. The company focuses on the iterative upgrades of zirconia oxygen analyzers, gas analyzers, and industrial measurement and control equipment, backed by mature production processes, rigorous quality‑control systems, and a dedicated R&D team. It can tailor customized monitoring solutions to meet the specific operating conditions of various industries. With advantages such as high accuracy and stability, durability, low energy consumption, and ease of maintenance, its products serve a wide range of sectors—including power generation, chemical processing, metallurgy, building materials, and environmental protection—earning widespread recognition from both the market and customers. Upholding quality as its core and technology as its driving force, the company continuously provides reliable instrumentation to support intelligent manufacturing, energy conservation, and compliance with environmental regulations across industrial enterprises.

II. Core Technical Parameters

This series of analyzers features standardized industrial‑grade parameter configurations, making them suitable for the detection requirements of most industrial applications. Its core performance metrics are both excellent and stable, with a typical measurement range of: 0 ~ 25%O ₂ , with a customizable range tailored to your needs; the system’s basic measurement error ≤±0.5%FS , the high-precision version can reach ±0.1%O ₂ , repeatability ≤0.5%FS , with industry-leading measurement accuracy; T90 Response time ≤5 seconds, enabling ultra‑fast capture of dynamic changes in oxygen levels; temperature control accuracy remains stable at 700℃±0.1℃ , ensuring the stable operation of the sensing core; the device operates over a wide temperature range and can withstand -20℃ ~ 85℃ Ambient temperature; the high-temperature probe is suitable for long-term use. 1400℃ High-temperature flue gas operating conditions; signal output supported. 4-20mA Standard analog signals, RS485 Digital communication, compliance HART Protocol, compatible with mainstream industrial control systems; equipment zero-point drift ≤±0.5%FS/7d , it boasts robust long-term operational stability, with an extended mean time between failures, significantly reducing the frequency of malfunctions.

III. Key Technical Features

1 In-situ direct measurement with ultra‑fast response: No sample pretreatment is required; the sensor is inserted directly into the process pipeline for on‑site monitoring, eliminating delays, blockages, and leaks associated with sampling lines. With sub‑second response times, it provides real‑time feedback on changes in combustion conditions, delivering precise data to support system control and optimization.

2 High-temperature and corrosion resistance, suitable for demanding operating conditions: Featuring a highly dense, stable zirconia ceramic sensing core paired with an anti-corrosion, wear‑resistant structural design, it can withstand high temperatures, high dust levels, and mildly corrosive flue gases; it is resistant to erosion and aging, making it well suited for complex, harsh industrial environments.

3 Intelligent calibration with robust stability: features automatic calibration and automatic purging, ensuring minimal drift over long-term operation and high data consistency.

4 • Easy installation and low operational costs: Available in split‑type and plug‑in configurations, with simple installation that requires no complex modifications; no wear‑and‑tear parts, eliminating the need for frequent calibration and maintenance, thereby significantly reducing long‑term labor, O&M expenses, and equipment replacement costs.

5 , Broad compatibility and strong adaptability: Standard industrial signal output, enabling seamless integration. PLC 、 DCS It supports various industrial control systems, enabling remote data transmission and centralized monitoring, and is well-suited to the needs of smart production line upgrades.

IV. Addressing Industry Pain Points

1 Addressing the issues of lag and distortion inherent in conventional detection: Traditional sampled‑gas oxygen analyzers rely on pipeline pre‑treatment, which leads to slow response times, pipeline blockages, and condensate‑induced interference, making it impossible to accurately reflect the furnace’s real‑time operating conditions. In contrast, this device performs in‑situ direct measurement with no transmission lag, delivering data that is both accurate and reliable.

2 Addressing the challenges of adapting to high-temperature, dusty operating conditions: Most precision analyzers cannot withstand the extreme temperatures, high dust levels, and high flow rates found in industrial furnaces and kilns, often resulting in sensor damage and data malfunctions. This device features a proprietary high‑temperature, dust‑resistant design that ensures long‑term stable operation, making it well suited for harsh production environments.

3 Addressing high energy consumption and incomplete combustion: Industrial furnaces commonly suffer from imbalances in the air‑fuel ratio and inefficient combustion, which not only lead to fuel waste and reduced production capacity but also increase exhaust emissions. By implementing precise oxygen‑level monitoring, the equipment can help optimize the air‑fuel mix, enhance combustion efficiency, and lower both energy use and carbon emissions.

4 Addressing the pain points of cumbersome and costly operations: Traditional instruments require periodic disassembly for calibration, filter replacement, and pipeline cleaning, resulting in heavy maintenance workloads and high overall costs. In contrast, this equipment eliminates the need for frequent maintenance and boasts a low failure rate, effectively reducing enterprises’ production and operational expenses.

5 , Addressing the risk of non‑compliant environmental monitoring: Oxygen content in industrial flue gas is a key parameter for calculating emissions. Manual measurements are time‑delayed and prone to significant errors, increasing the likelihood of exceeding emission limits; equipment… 24 Continuous, high‑resolution monitoring ensures that emission data remain compliant and under control.

V. Major Application Areas

The equipment is widely used in various industrial combustion, flue‑gas monitoring, and atmosphere‑control applications, spanning multiple core industrial sectors: online oxygen‑content monitoring of flue gases from coal‑fired boilers and thermal power plant furnaces; operational condition monitoring of heating and incineration furnaces in the chemical industry; combustion optimization and control for steelmaking, coking, and heat‑treatment furnaces in the metallurgical sector; flue‑gas analysis in cement, glass, and ceramic kilns within the building‑materials industry; and oxygen‑content monitoring integrated with industrial waste‑gas incineration and desulfurization–denitrification systems in the environmental protection field. Additionally, it is well suited for energy‑efficiency optimization and environmental‑compliance monitoring of industrial furnaces in light manufacturing, textiles, food processing, and district heating, and can also be employed to precisely regulate oxygen concentrations in critical processes such as nitrogen purging and inert‑atmosphere protection.

VI. Trademark Ownership Statement

Solemn Declaration Regarding Trademark Ownership ： ZIROX 、 EXNFZRO 、 TKFXZOA 、 TFEX 、 TFYHG 、 TFZRO 、 TFYB All seven trademarks have been registered by Anhui Tianfen Instrument Co., Ltd. The company has legally obtained registration approval from the National Intellectual Property Administration for the aforementioned trademark. The sole legally registered rights holder , enjoys full and exclusive trademark rights, which are protected throughout the territory by the Trademark Law of the People’s Republic of China, the Implementing Regulations of the Trademark Law, and other relevant laws and regulations. The detailed official registration numbers corresponding to each trademark are as follows: ZIROX (No. 84554887 number), EXNFZRO (No. 82544696 number), TKFXZOA (No. 82536162 number), TFEX (No. 64377345 number), TFYHG (No. 79839887 number), TFZRO (No. 79839454 number), TFYB (No. 82528679 号）。 Without the formal written authorization of Anhui Tianfen Instrument Co., Ltd., no entity, organization, or individual may, in any commercial context—including the production, manufacture, sale, investment solicitation, promotional activities, online public disclosure, or business cooperation—unauthorizedly use, reproduce, imitate, alter, or misappropriate the aforementioned trademarks. Nor may such parties employ any marks that are highly similar to the aforementioned trademarks and likely to cause market confusion. With respect to all acts of trademark infringement and unfair competition, our company will securely preserve evidence of infringement and, in accordance with the law, pursue all available legal remedies, including filing complaints, initiating lawsuits, and holding infringers accountable. We will rigorously enforce our legitimate intellectual property rights and brand interests, resolutely safeguarding our rights and interests.