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Product features :
◆ Intelligent temperature and humidity and zero point compensation algorithm, full software automatic calibration function for target points from level 2 to level 4 to ensure the accuracy of measurement results; automatically detect the working status of each sensor and components when starting up;
◆3.2 inches Full-color super large display screen, large and clear background light can display measurement information under any lighting conditions, easy-to-understand UI color icon menu, friendly user interface with 7-key navigation, showing the humanization and internationalization of the design;
◆ The standard configuration is a large-capacity 11,000 mAh lithium battery, and the continuous working time of a single gas is more than 32 hours; it supports mobile power supply and charging, and is compatible with universal USB port mobile phone chargers;
◆ Combination of engineering plastics and high-strength wear-resistant aluminum Shell, military-quality quality assurance; reasonable and scientific gas path and gas chamber design, try to prevent the sensor from being disturbed by the environment; protection level IP66;
◆Automatically store data, the storage interval can be customized, and can store 300,000 sets of data with date and time marks Data, such as (optional) miniature TF memory card, can store more than 5 million groups;
◆ The short-distance RTU433 wireless transmission method or the GPRS wireless transmission method with unlimited distance anywhere can pass the real-time detection data through the built-in wireless module function and alarm status to the safety center (optional);
Product parameters:
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Gas detection |
Methane (CH4) in the air |
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Detection principle |
Infrared principle |
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Measuring range |
0-2%Vol, 5%Vol, 50%Vol, 100%Vol optional |
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resolution |
0.01%Vol (0-100%Vol) |
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Sampling method |
Active pumping type, the built-in air pump can be opened or closed independently, the flow rate is 500mL/min |
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Indication error |
≤±3% FS (higher accuracy requirements based on sensor performance) |
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repeatability |
≤±1% |
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zero drift |
≤±1% (FS/year) |
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Response time |
≤20 seconds (T90) |
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Recovery Time |
≤20 seconds |
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size |
Length 270mm × height 193mm × width 106mm |
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shell material |
Engineering plastic + 304 stainless steel + high-strength wear-resistant and corrosion-resistant aluminum alloy |
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weight |
2.1kg |
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Battery |
Super large capacity rechargeable lithium battery 11000mAh, single gas working time is more than 32 hours, six-in-one gas working time is more than 24 hours, charging time is less than 9 hours), support mobile power supply and charging |
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charger |
Square port USB charger, compatible with universal USB port mobile phone chargers |
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Alarm method |
Sound alarm 95 dB@30cm, red LED alarm light, personnel fall alarm; short-distance wireless and long-distance GPRS wireless alarm mode (optional) |
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show |
3.2-inch TFT high-definition large color screen |
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button |
7-key navigation key |
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direct reading |
Measured value, data recording status, pump working status, maximum value, minimum value, average value; |
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data record |
Automatically store data, the storage interval can be customized, can continuously store 300,000 sets of data with date and time, optional micro TF memory card, can store more than 5 million sets |
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data transmission |
Support USB and RS232 serial port measurement data download and transmission, support GPRS wireless transmission or short-distance RTU433 wireless transmission (optional) |
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data printing |
Support miniature portable printer serial port or bluetooth wireless printing (optional) |
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calibration |
Target point calibration function from level 2 to level 4 or above, calibration calibration value can be set, one-key zero adjustment |
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Explosion-proof grade |
ExdⅡCT4 Gb (intrinsically safe) |
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degree of protection |
IP66 (waterproof and dustproof) |
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operating mode |
Two operating modes, user mode and administrator mode, are available |
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Environmental pressure |
86kPa～106kPa |
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ambient temperature |
-20°C～+55°C (typical value) -40°C～+70°C (limit value) |
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environment humidity |
10%～95%RH (no condensation) |
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Executive standard |
GB 12358-2006, GB 3836.1-2010, GB 3836.4-2010 |
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quality assurance |
One year warranty period, free maintenance during the warranty period. |