YJJ SO2/CF-2000 Electrochemical Sulfur-Dioxide Sensor 0-2000PPM Built-in Filter for Flue-gas Emission Monitor

Product Description:

YJJ SO2/CF-2000 Electrochemical Sulfur-Dioxide Sensor 0-2000PPM Built-in Filter for Flue-gas Emission Monitor

Features:

I. Core Performance Parameters
Detected gas: Sulfur Dioxide (SO2)
Standard measurement range: 0 - 2000 ppm
Instantaneous overload upper limit: 5000 ppm
Sensing principle: Three-electrode electrochemical electrolytic cell, built-in impurity filter layer
Sensitivity: 100 ± 20 nA/ppm
T90 response time: < 30 seconds
Clean air zero-point current: ± 80 nA or less
Linear error: ≤ ± 2% FS
Recommended load resistance: 10 - 100 Ω, no bias voltage required
Built-in filter material: Can filter acidic impurity gases such as hydrogen sulfide and hydrochloric acid, avoiding interference from smoke gas impurities
II. Environmental Operating Specifications
Operating temperature range: -30°C ~ +50°C
Compatible air pressure: 80 - 120 kPa
Operating humidity: 15% - 90% RH,- water vapor condensation
Regular service life: 24 months under standard operating conditions in the air
Sealed storage shelf life: 6 months (stored at room temperature and protected from light)
Package specification: Standard B-Series 4-pin plug-in structure
III. Core Product Advantages
2000 ppm large range, suitable for high-concentration sulfur dioxide conditions in smelting and boiler emissions;
CF integrated filter core, isolates H2S and HCl interference, strong stability of smoke gas sampling and detection;
Large electrolyte capacity, low long-term zero drift, suitable for all-weather online monitoring of equipment;
Compatible with regular B-series signal boards, simple peripheral circuits, convenient for OEM modification of the instrument.
IV. Detailed Application Scenarios
CEMS (Continuous Emission Monitoring System) for online smoke gas monitoring: Coal-fired boilers, waste incineration plants, kiln exhaust gas sulfur dioxide emission detection;
High-concentration leakage monitoring in metallurgical, coking, and sulfuric acid chemical plants workshops;
Portable smoke gas analyzer, industrial toxic gas detector spare probe;
Concentration control of desulfurization equipment tail gas, flue gas, heat treatment furnace exhaust gas;
Air safety monitoring and exhaust gas treatment equipment closed-loop control in mining and smelting areas.

Specifications: