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Yokogawa ZR402G‑T‑C‑C
- Product Name: ZR402G Series Zirconia Oxygen Analyzer ZR402G‑T‑C‑C
- Product Series: ZR400 In‑Situ Zirconia Oxygen Analyzers
- Technical Specifications: Measuring range: 0–25% O₂; measurement precision: ±0.1% O₂; response time ≤3 s; probe length: customized industrial insertion length; operating temperature: probe heating up to 750 °C; output signal: 4‑20 mA / Modbus‑RTU
Detailed content
- Functional Features: In‑situ direct measurement; self‑heating zirconia sensor; automatic calibration function; sensor aging self‑diagnosis; over‑temperature protection alarm
- Performance Parameters: Long‑term stability ≤0.2% O₂ per year; operating flue‑gas temperature: 0–700 °C; anti‑ash‑deposition blowing function
- Material Composition: Sensor probe: high‑purity zirconia ceramic; protection tube: silicon carbide alloy; heating components: high‑temperature resistant heating wire; housing: stainless steel 316L
- Structural Characteristics: Split‑type probe‑transmitter structure; flange‑mount insertion installation; built‑in compressed‑air blowing device
- Working Principle: Zirconia solid electrolyte oxygen concentration cell principle; calculates flue‑gas oxygen content by measuring potential difference generated by oxygen partial pressure difference on both sides of zirconia sensor
- Advantages & Highlights: Fast in‑situ measurement response; high‑temperature resistance; anti‑dust self‑cleaning function; high stability for long‑term flue‑gas monitoring
- Applicable Industries: Thermal power plants, waste‑incineration power generation, cement kilns, steel‑making furnaces, petrochemical combustion‑efficiency monitoring
- Installation Requirements: Flange installation on flue wall; probe insertion depth ≥300 mm; connect compressed‑air blowing pipeline
- Usage Precautions: Regular sensor calibration every 6 months; maintain compressed‑air supply; prevent excessive ash accumulation on probe surface
