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Main Features
1. Advanced MCU control with low power consumption
2. Advanced integrated circuit technology, embedded microcomputer
control
3. Adjustable low and high alarm level
4. Adjustable calibrating level
5. High concentration protection for combustible gas
6. Self test for the combustible gas sensor
7. Low battery indication
8. Self-adjustment function
9. Visual and audible alarm with vibration
10. Advanced self-examination and self-renovation function
11. Password management to avoid wrong operation
12. Explosive proof housing
Parameters
Operating & Storage Environment | Temperature: -20°C~55°C (-4F~122F) Humidity: 5%-95% (Relative humidity non-condensing) Pressure: 95~110kPa |
Sampling method | Diffusion type |
Detecting Range | CO: 0~1000ppm H2S:0~100 PPM O2: 0~30%vol Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL |
Sensor | O2 /H2S / CO: plug-in electrochemical sensor |
Alarm Type | low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm |
Resolution | 0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX) |
Data record | 500 sets of data storage |
Display | Alphanumeric large LCD displays the real time gas concentration and alarm stage |
Backlight | Automatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down. |
Self-checking Function | Self-checking Battery power, display, sensor, hardware failure |
Explosion-proof | EXiaIICT4 |
Protection grade | IP65 |
Power Supply | Rechargeable lithium battery |
Application
Our customers and patent certificate
No | Detecting Gas | Gas | Measure Range | Resolution | Alarm Point (High / Low) |
1 | Combustible Gas | EX | 0-100%LEL /0-100%VOL | 1%LEL/1%VOL | 20 / 50% LEL |
2 | Oxygen | O2 | 0-25% /30%VOL | 0.1%VOL | 19.5% / 23.5%VOL |
3 | Hydrogen Sulfide | H2S | 0-50/100/200/1000 ppm | 0.1 ppm | 10 / 20 ppm |
4 | Carbon Monoxide | CO | 0-500/1000/2000/5000 ppm | 1 ppm | 50 / 150 ppm |
5 | Nitrogen Dioxide | NO2 | 0-20/50/1000 ppm | 0.1 ppm | 5 / 10 ppm |
6 | Nitric Oxide | NO | 0-250/500/1000 ppm | 1 ppm | 50 / 150 ppm |
7 | Carbon Dioxide | CO2 | 0-5000 ppm /0-1%/5%/10%VOL | 1 ppm/0.1%VOL | 1000 /2000 ppm |
8 | Sulfur Dioxide | SO2 | 0-20/50/100/200/1000 ppm | 0.1 /1 ppm | 5 / 10 ppm |
9 | Chlorine | CL2 | 0-20/100/1000 ppm | 0.1 ppm | 5 / 10 ppm |
10 | Ammonia | NH3 | 0-50/100/500/1000 ppm | 0.1 ppm | 20 / 50 ppm |
11 | Hydrogen | H2 | 0-1000/5000 ppm | 1 ppm | 50 /150 ppm |
12 | Phosphine | PH3 | 0-5/20/50/100/500/1000 ppm | 0.1 ppm | 5 / 10 ppm |
13 | Hydrogen Chloride | HCL | 0-20/500/1000 ppm | 0.01/0.1 ppm | 5 / 10 ppm |
14 | Chlorine Dioxide | CLO2 | 0-10/50/100 ppm | 0.1 ppm | 5 / 10 ppm |
15 | Hydrogen Cyanide | HCN | 0-50/100 ppm | 0.01/0.1 ppm | 10 / 20 ppm |
16 | Ethylene Oxide | C2H4O | 0-10/20/50/100/200/500 ppm | 0.1 /1 ppm | 20 / 50 ppm |
17 | Ozone | O3 | 0-10/20/100 ppm | 0.1 ppm | 2 / 5 ppm |
18 | Formaldehyde | CH2O | 0-20/50/100 ppm | 0.1 /1 ppm | 5 / 10 ppm |
19 | Hydrogen Fluoride | HF | 0-1/10/50/100 ppm | 0.01 /0.1 ppm | 2 / 5 ppm |
20 | Methylbenzene | 0-1/10/20/50/100 ppm | 0.01 /0.1 ppm | 5 / 10 ppm |
Note: The above table is a general parameter. If you need other gas and range, please contact our online customer service.