High Accuracy Metal Portable O2 Purity Analyzer for Gas Measurement
Overview
The oxygen analyzer is a precision instrument used to measure the oxygen content in industrial processes and is widely applied in various industrial fields. Its main function is to detect and control the oxygen concentration in industrial processes to ensure the safety and efficiency of the production process.
Technical Specifications
| Parameter | Value |
|---|---|
| Measurement Principle | Electrochemical (zirconia current type/magnetic mechanical type, etc.) (optional according to customer requirements) |
| Measurement Range | 0.00–25.00% (range can be selected arbitrarily) |
| Accuracy | ±1%FS |
| Repeatability | ±1%FS |
| Stability | ±1%FS/7 days |
| Sample Gas Flow Rate | 400±50ml/min |
| Response Time | T90≤15 seconds |
| Analog Output | 4–20mA standard output signal, load resistance less than 500 ohms (0–10V optional) |
| Digital Output | Standard RS485/RS232 communication port, enabling two-way communication with computers |
| Contact Output | Dual relay outputs of 220VAC, 10A or 24VDC, 2A |
| Sample Gas Pressure | 0.05 MPa ≤ inlet pressure ≤ 0.25MPa |
| Operating Environment | Temperature: –15°C to +45°C; Humidity: ≤90%RH |
| Power Supply | 220–240VAC, 50/60Hz |
| Dimensions | 168mm (width) × 168mm (height) × 265mm (depth); 138mm (width) × 138mm (height) × 265mm (depth) |
| Mounting Dimensions | 153mm (width) × 153mm (height) |
| Weight | Approximately 2.5Kg |
| Service Life | >6 years (under normal operating conditions with proper maintenance) |
| Installation Method | Embedded installation |
Key Features
Applications
Widely used in oxygen content online analysis for air separation nitrogen production, storage, chemical processes, protective gases for high-temperature sintering furnaces in magnetic materials, protective gases in the electronics industry, as well as in the glass and building materials industries.


