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Product features :
◆Support free switch between PPM and mg/m3, %VOL and mg/L concentration units, and support free switch between Chinese and English operation interfaces;
◆Standard configuration of ultra-large capacity 11000 mAh lithium battery, continuous working time of a single gas is more than 32 hours
Above ; support mobile power supply and charging, compatible with universal USB port mobile phone charger; Under control;
◆The shell combined with engineering plastics and high-strength wear-resistant aluminum, military-quality quality assurance; reasonable and scientific design of gas circuit and air chamber, try to prevent the sensor from being disturbed by the environment; protection grade IP66;
◆Multiple storage methods , automatic storage, manual storage, single-point storage, storage interval can be customized, can store 300,000 sets of data with date and time marks, such as (optional) micro SD memory card, can store more than 5 million sets;
◆The wireless transmission method or the GPRS wireless transmission method with unlimited distance anywhere can transmit the real-time detection data and alarm status to the safety center through the built-in wireless module function (optional);
◆Miniature portable printer serial port or bluetooth wireless printing (optional).
Product parameters:
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Gas detection |
Hydrogen sulfide (H2S) in the air |
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Detection principle |
Principles of Electrochemistry |
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Measuring range |
0-10ppm, 20ppm, 50ppm, 100ppm, 200ppm, 500ppm, 1000ppm, 2000ppm, 5000ppm, 10000ppm optional |
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resolution |
0.01ppm (0～100ppm); 0.1ppm (0～1000ppm); 1ppm (more than 1000ppm |
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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 |
The warranty period is one year, free maintenance during the warranty period. |