The AO-02 is engineered to deliver consistent oxygen concentration measurements while maintaining excellent stability and long-term reliability.Â
Its electrochemical sensing technology provides precise analog output that can be easily integrated into monitoring instruments, analyzers, and custom electronic systems.
Whether you’re building an oxygen analyzer, upgrading industrial equipment, or developing environmental monitoring devices, the AO-02 offers dependable performance and straightforward integration.
Key Features
Accurate Oxygen Concentration Detection
- Measures oxygen concentration from 0–100% Vol.
- High sensitivity for reliable oxygen monitoring
- Full-scale linear response for accurate readings
Stable Analog Output
- Analog output voltage of 9–13 mV
- Suitable for precision signal conditioning circuits
- Consistent measurement across the full detection range
Molex 3-Pin Interface
- Standard Molex 3-pin connector
- 2.54 mm pin pitch
- Easy installation into compatible systems
Excellent Anti-Interference Performance
- Designed for stable signal transmission
- Reduces measurement errors caused by electrical noise
- Suitable for demanding industrial environments
Compact Electrochemical Design
- Polymer-based electrochemical sensing element
- Compact footprint for OEM integration
- Low power operation
Benefits
- Reliable oxygen concentration measurement
- Wide detection range from 0–100% oxygen
- Stable linear analog signal output
- Easy integration into existing equipment
- Durable construction for continuous monitoring
- Compact size for embedded applications
- Suitable for OEM and industrial equipment manufacturers
- Excellent repeatability and measurement consistency
Technical Specifications
| Specification | Details |
| Product Name | AO-02 Oxygen Gas Sensor |
| Model | AO-02 |
| Sensor Type | Electrochemical Oxygen Gas Sensor |
| Material | Polymer |
| Detection Gas | Oxygen (Oâ‚‚) |
| Measuring Range | 0–100% Vol. O₂ |
| Output Type | Analog |
| Output Voltage | 9–13 mV |
| Linearity | Full Scale Linear |
| Interface | Molex 3-Pin |
| Connector Pitch | 2.54 mm |
| Anti-Interference | Yes |
| Application | Oxygen Concentration Detection |
| Integration | OEM Equipment, Gas Detection Systems |
Applications
The AO-02 Oxygen Gas Sensor is suitable for a wide range of oxygen monitoring applications, including:
- Industrial oxygen monitoring systems
- Oxygen analyzers
- Environmental monitoring equipment
- Laboratory testing instruments
- Gas detection devices
- Air quality monitoring systems
- Process control equipment
- Research and development projects
- OEM gas sensing products
- Educational and scientific instrumentation
Frequently Asked Questions
What gas does the AO-02 sensor detect?
The AO-02 is specifically designed to measure oxygen (Oâ‚‚) concentration.
What is the measuring range?
The sensor measures oxygen concentrations from 0% to 100% Vol. Oâ‚‚.
What type of output does the sensor provide?
It provides a linear analog output with a typical output voltage of 9–13 mV.
What connector does the AO-02 use?
The sensor features a Molex 3-pin connector with a 2.54 mm pitch for convenient integration.
Is the AO-02 suitable for OEM equipment?
Yes. Its compact design and analog output make it well suited for OEM oxygen analyzers, monitoring devices, and industrial instrumentation.
Can this sensor be used for industrial oxygen monitoring?
Yes. The AO-02 is designed for oxygen concentration detection in industrial, laboratory, environmental, and gas analysis applications.
Is this a digital sensor?
No. The AO02 is an analog electrochemical oxygen sensor with a linear voltage output.
Does the sensor offer good resistance to electrical interference?
Yes. The AO02 is designed with anti-interference characteristics to help maintain stable and reliable measurements in electrically noisy environments.
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