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| Categories | Combustible Gas Detector | 
|---|---|
| Brand Name: | Bosean | 
| Model Number: | K-400 | 
| Certification: | CE,FCC,ATEX,ROHS,SIL | 
| Place of Origin: | Zhengzhou,Henan,China | 
| MOQ: | 1pcs | 
| Price: | USD60-150/PCS | 
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| Supply Ability: | 1000PCS/DAY | 
| Delivery Time: | 3-8 WORK DAYS | 
| Packaging Details: | each set detector alarm will be packed with the export standard carton package or aluminum box or as per customer require | 
| Product Name: | K-400 4in1 Gas Detector | 
| Color: | Red | 
| Detecting Gas: | Co, H2s, O2, Lel | 
| Battery: | Rechargeable Lithium Battery | 
| Sampling: | Diffusion | 
| Response Time: | 30s | 
| Work Temperature: | -20~60 Degree | 
| Certificate: | Atex | 
| Sampling Method: | Diffusion Sampling | 
| Application: | 12 Months | 
| Sensor: | Catalytic or Electrochemical or Infrared | 
| Indication: | LCD Indicates | 
| Safe Degree: | Intrinsically Safe | 
K400 4-in-1 gas detector adopts imported sensor and micro-control technology, with fast response, high measurement accuracy, good stability and repeatability. The performance of the whole machine is leading in the industry and the operation is simple. Built-in 1800mA large-capacity rechargeable lithium battery, long standby; 2.0-inch industrial-grade high-definition color screen, perfect display of various technical indicators and gas concentration values, can view historical alarm data on the screen, and has a data storage function. The rubberized casing is industrially non-slip design, compact and easy to carry. It is suitable for anti-drying, toxic gas leakage and rescue, underground pipelines, mines, metallurgy, power plants, chemical industry, tunnels, tunnels, etc., effectively preventing the occurrence of poisoning accidents, ensuring that the safety of workers is not infringed, and the production equipment is not damaged.

| 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
| 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.
FAQ
1. What's the minimum order?
1 piece
2. What about the lead time?
We usually deliver the goods in 2-5 working days after the order confirmed
3. How do you ship the goods and how long does it take to arrive?
We usually ship by DHL. UPS. FedEx or TNT. It usually takes 2-5 davs to arrive. Airline and sea shipping also optional.
4. Is it OK to print my logo on the gas detector?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
5. Do you offer guarantee for the products?
Yes, we offer 1 year warranty to our products.
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