Description
Overview
GAOTek oxygen concentration alarm gas detector is applicable to gas concentration detection in various industrial environments and special environments. It adopts imported electrochemical sensor and micro-controller technology, with fast response speed, high measurement accuracy, good stability, and repeatability. All parameters can be customized by users and the operation is simple. Built-in 4000 mA large-capacity polymer rechargeable battery, ultra-long standby. The 2.4-inch industrial HD color screen is used to perfectly display various technical indicators and gas concentration values. Historical data can be viewed on the screen with functions such as storage and data export.
Features
- Can be single gas detector O2
- Using the latest 32-bit microprocessor and 24-bit ADC data acquisition chip
- Support several types of sensors
- Optional temperature and humidity sensor
- With data storage function
- Various mode can be adjusted
- Built-in air pump
- It can work under micro-negative pressure environment
- It has the function of overvoltage protection, overcharge protection
- Anti-static interference, anti-magnetic interference
- Full-software automatic calibration
- Sensor up to 6 levels of target point calibration function
- With temperature compensation function
Technical Specification
| Sensor type | Electrochemical, infrared, PID, thermal conductivity, semiconductor, catalytic combustion gas sensor (optional) |
| Detection range | 0 ppm to 5000 ppm, 10000 ppm, 50000 ppm, 0% to 5%, 30%, 100% Vol |
| Resolution | 1 ppm (0 ppm to 50000 ppm)
0.01% Vol (0% to 100% Vol) |
| detection accuracy | ≤±1% |
| Linearity error | ≤±1% |
| Reaction time | ≤20 s (T 90) |
| Zero drift | ≤±1% FS |
| Detection method | Real-time storage and scheduled storage can be set |
| Alarm mode | High and low alarm adjustable |
| Storage method | Real-time storage and scheduled storage can be set, 100000 groups of data can be stored, and historical data can be viewed on the screen |
| Explosion proof sign | ExdII CT6 |
| Shell case material | ABS + PC |
| IP rating | IP 66 |
| Power | 4000 mA high-capacity polymer rechargeable battery |
| Operating pressure | -4.35 PSI to 14.50 PSI (-0.3 bar to 1 bar) |
| Operating humidity | ≤95% RH non-condensing |
| Operating temperature | -22 °F to 122 °F (-30 °C to 50 °C) |
| Dimensions | 7.08 in x 3.34 in x 2.36 in (180 mm x 85 mm x 60 mm) |
| Weight | 1.10 lb (0.5 kg) net weight |