Our portable multi gas detector with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously. The instrument with audio/visual and vibratory indicators, rechargeable battery, and simple use. It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers’ life and avoid damage on the relevant equipments.
| Parameters | |
| Parameter | Technical index |
| Detection gas | Any combination of 1-4 gases |
| Measurement method | Electrochemical/infrared/catalytic combustion/PID photoion/semiconductor/thermal conductivity |
| Display error | ≤±3%F.S |
| Response time | T90<30S |
| Linearity | ≤±2 |
| Repeatability | ≤±2 |
| Rescovery time | ≤±30S |
| Working temperature | -20℃~50℃ |
| Working humidity | ≤95%RH non-condensing |
| Working power | 3.6V DC.2000mAh(standard) lithium battery |
| Display method | ≤2.2 inch LCD display |
| Communication method | USB(Charging and communication) |
| Data storage | ≤15,000pieces of data storage space as standard |
| Charging time | ≤8H(standard) |
| Size | 125*65*45mm |
| Weight | 200g |
| Four in one gas detector probe parameters | |||
| Gas type | Range | Resolution | Default alarm point |
| Flammable gas | 0-100%LEL | 0-1%LEL | 20%LEL |
| H2S | 0-100PPM | 0.1PPM | 10PPM |
| CO | 0-1000PPM | 0.1PPM | 50PPM |
| O2 | 0-30%VOL | 0.1%VOL | 18.9%VOL |
Gas detector maintenance：
Gas detector maintenance is crucial for ensuring the proper functioning and reliability of the device. Here are some key steps to follow for gas detector maintenance:
Read the manufacturer’s instructions: Familiarize yourself with the specific maintenance requirements provided by the manufacturer. Follow their guidelines for routine maintenance and calibration.
Regular visual inspection: Conduct regular visual inspections to check for any physical damage, such as cracks or corrosion, on the gas detector. Inspect the sensors, filters, and other components for cleanliness and proper connections.
Sensor calibration: Gas detectors typically require regular calibration to ensure accurate readings. Follow the manufacturer’s recommended calibration schedule and procedures. Calibration involves exposing the device to a known concentration of gas to verify its response.
Bump testing: Perform bump tests regularly to validate the gas detector’s functionality. Bump testing involves briefly exposing the device to a known concentration of gas that triggers an alarm. This test helps ensure that the sensors and alarms are working correctly.
Battery inspection and replacement: Check the battery status regularly to ensure that the gas detector has sufficient power. Replace batteries as needed following the manufacturer’s instructions.
Software updates: If your gas detector has associated software or firmware, keep it updated with the latest versions provided by the manufacturer. Software updates often include bug fixes and improvements to performance.
Proper storage: Store the gas detector in a clean, dry, and temperature-controlled environment when not in use. Avoid exposure to extreme temperatures or humidity, which can damage the device.
Training and user awareness: Provide proper training to users on how to operate and maintain the gas detector correctly. Encourage them to report any issues or malfunctions promptly.
Record-keeping: Maintain a record of all maintenance activities, including calibration dates, bump tests, and any repairs or replacements performed. This documentation can be valuable for compliance purposes and troubleshooting.
Remember, it’s essential to consult the specific maintenance guidelines provided by the manufacturer for your gas detector model. Adhering to these guidelines will help ensure the device’s accuracy, reliability, and overall performance.
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