Application:
BK-EA903 portable single gas detector is widely used in gas concentration detection. Adopt the imported electrochemical gas sensors and microcontroller technology.With fast response, high accuracy, stability and repeatability. The parameters may be custom ordered, which is easy to operate.
Features:
* Adopt 32-bit microprocessor, 24-bit ADC data collection chip.
* Show various technical indicators and gas concentration values, historical data, data storage ,export and other
functions.
* 2.4-inch industrial-grade HD color screen, resolution is 320*480 .
* PPM,% VOL, mg / m3 three concentration units are free to switch.
* Various modes can be adjusted: detection mode, storage mode, display mode, air pump mode.
* With over-voltage protection, overcharge protection, anti-static electricity interference, magnetic field interference and other functions.
* With software automatic calibration, up to 6 levels targe point-calibration function to ensure the accuracy and linearity of the measurement.
* With ambient-temperature compensation function, dustproof, waterproof design and a dust filter which can be
used for a variety of harsh conditions.
Technical Parameters:
| Model | BK-EA903 | ||
| Temperature And Humidity | Optional accessories
Temperature detection range: -40 ~ 120 ℃, Humidity detection range: 0-100% RH |
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Detection Method |
Pump suction, pump speed: 500-1000mL / min adjustable (30 fine-tuning), also can work in aslightly negative pressure environment | ||
| Detection Accuracy | ≤±3% | Linearity Error | ≤±1% |
| Response Time | ≤20S（T90） | Zero Drift | ≤±1%（F.S/Year） |
| Recovery Time | ≤20S | Repeatability | ≤±1% |
| Detection Mode | Real-time and timing detection can be set | Alarm | Adjustable high/low alarm |
| Stroage Mode | Real-time and timingstorage can be set; Storage data is 100,000 groups;
Historical data on the screen also can be checked |
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| Ex-marking | ExdII CT6(Intrinsic Safe) | Material | ABS+PC |
| Protection Class |
IP66 |
WorkingTemperature |
-30~50℃ |
| Supply | Built-in 4000mA high-capacity rechargeable
battery |
Humidity | ≤95%RH, non-condensing |
| Dimension(L*W*H) Net Weight | 180*85*60mm /500g | Working Presure | -30Kpa~100Kpa |
| Standard Accessories | Dust filter, aluminum box, user manual, USB charger + data cable, calibration cover | ||