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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 |
K-400 Portable gas detector with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously.
The instrument features two instant alarms with audio/visual and vibratory indicators, rechargeable battery, and simple use.
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.