Description
Overview
GAOTek handheld oxygen gas detector adopts sensor and microcontroller technology imported from world-famous sensor manufacturers with fast response speed, high measurement accuracy, good stability, and repeatability. Large screen LCD dot matrix display technology, Chinese operation interface, convenient data direct reading function, various parameters can be customized by users and the operation is simple. Imported sensor is adopted as the sensing and detection element and the detection data is stable and reliable. It is widely used in petrochemical industry, industrial production, flue gas and tail gas environmental monitoring, sewage treatment, biopharmaceutical, home environment protection, school laboratory and other fields.
Features
- With data storage function
- LCD dot matrix display technology
- Built-in high power suction pump
- Active suction detection, fast response time and high flexibility
- Intelligent sensor calibration
- Reliable measurement accuracy and linearity
- Data recovery function
- Simple user interface
- Large capacity rechargeable battery
- Slid structure, refined from flame retardant ABS plastic
- Anti-skid, waterproof, dustproof, and explosion-proof
- With audible and visual alarm function
Technical Specification
| Detection principle | Electrochemical and infrared detection principles are optional |
| Detection mode | Pump suction, built-in strong air extraction pump, which can work in micro negative pressure environment |
| Detection accuracy | ≤3%, ≤2% FS optional (higher accuracy is required according to sensor performance) |
| Display mode | LCD backlight displays real-time data |
| Zero drift | ≤±1% |
| Repeatability | ≤±1% |
| Response time | ≤20 s (T 90) |
| Charging time | ≤6 hrs |
| Working time | ≥8 hrs continuous (under non alarm standby state) |
| Shell material | Flame retardant plastic |
| Protection grade | IP 66 |
| Working pressure | -4.35 PSI to 14.50 PSI (-0.30 bar to 1 bar) |
| Working humidity | <95% RH no condensation |