Henan Bosean Electronic Technology Co., Ltd.  

Product Name: Bosean New Design Gas Detection 4 Gas Multi Sensor Detector Model NO.: BH-4S Type: Electrochemical Gas Analyzer Gas: H2S Certification: FCC, CE, RoHS Portable: Portable Customized: Customized Product Name: Bh-4s Multi Gas Detector Alarm Size: 145*69*28mm Detecting Gas: Co, H2s, O2, Lel Alarm Type: Sound+Light+Vibration+Visual Display: LCD Screen Response Time: 30s Work Temperature: -20~60 Degree Certificate: Atex Sampling Method: Diffusion Sampling Application: 12 Months Trademark: Bosean Transport Package: Each Set Will Be Packed with The Export Standard C Specification: Single package size: 17X10X7 cm Origin: Henan China Product Description Product DescriptionBH-4s portable multi gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously.It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry,So as to protect the workers' life and avoid damage on the relevant equipments.Main Features1) Advanced MCU control with low power consumption2) Adjustable low and high alarm level3) Adjustable calibrating level4) High concentration protection for combustible gas5)Self test for the combustible gas sensor6) Low battery indication7)Replaceable sensor module8) Self-adjustment function9) Visual and audible alarm with vibration10) STEL and TWA alarming for toxic gases11) Advanced self-examination and self-renovation function12) Password management to avoid wrong operation13) Explosive proof housingDetailed ImagesProduct ParametersOperating &Storage EnvironmentTemperature: -20°C~55°C (-4F~122F)Humidity: 5%-95% (Relative humidity non-condensing)Pressure: 95~110kPaSampling methodDiffusion typeDetecting RangeCO: 0~1000ppmH2S: 0~100 PPMO2: 0~30%volCombustible Explosive Gas (Ex /LEL /CH4): 0~100%LELSensorO2 /H2S /CO: Plug-in electrochemical sensorAlarm TypeLow &high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarmResolution0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX)Accuracy3% F. SResponse time10sRepeatability1%Zero drift1%Data record500 PCS of data storageDisplayAlphanumeric large LCD displays the real time gas concentration and alarm stageBacklightAutomatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down.Self-checking FunctionSelf-checking Battery power, display, sensor, hardware failureExplosion-proofEXiaIICT4Protection gradeIP65Power SupplyRechargeable lithium batteryProduct ApplicationThe detector is suitable for explosion-proof, toxic gas leakage and rescue, underground pipelines, mines, metallurgy, power plants,Chemicals, tunnels, etc., effectively avoiding the occurrence of poisoning accidents,Ensuring the safety of workers and avoiding losses of production equipment. Detecting GasNoDetecting GasGasMeasure RangeResolutionAlarm Point(High /Low)1Combustible GasEX0-100%LEL /0-100%VOL1%LEL/1%VOL20 /50% LEL2OxygenO20-25% /30%VOL0.1%VOL19.5% /23.5%VOL3Hydrogen SulfideH2S0-50/100/200/1000 ppm0.1 ppm10 /20 ppm4Carbon MonoxideCO0-500/1000/2000/5000 ppm1 ppm50 /150 ppm5Nitrogen DioxideNO20-20/50/1000 ppm0.1 ppm5 /10 ppm6Nitric OxideNO0-250/500/1000 ppm1 ppm50 /150 ppm7Carbon DioxideCO20-5000 ppm /0-1%/5%/10%VOL1 ppm/0.1%VOL1000 /2000 ppm8Sulfur DioxideSO20-20/50/100/200/1000 ppm0.1 /1 ppm5 /10 ppm9ChlorineCL20-20/100/1000 ppm0.1 ppm5 /10 ppm10AmmoniaNH30-50/100/500/1000 ppm0.1 ppm20 /50 ppm11HydrogenH20-1000/5000 ppm1 ppm50 /150 ppm12PhosphinepH30-5/20/50/100/500/1000 ppm0.1 ppm5 /10 ppm13Hydrogen ChlorideHCl0-20/500/1000 ppm0.01/0.1 ppm5 /10 ppm14Chlorine DioxideCLO20-10/50/100 ppm0.1 ppm5 /10 ppm15Hydrogen CyanideHCN0-50/100 ppm0.01/0.1 ppm10 /20 ppm16Ethylene OxideC2H4O0-10/20/50/100/200/500 ppm0.1 /1 ppm20 /50 ppm17OzoneO30-10/20/100 ppm0.1 ppm2 /5 ppm18FormaldehydeCH2O0-20/50/100 ppm0.1 /1 ppm5 /10 ppm19Hydrogen FluorideHF0-1/10/50/100 ppm0.01 /0.1 ppm2 /5 ppm20Methylbenzene0-1/10/20/50/100 ppm0.01 /0.1 ppm5 /10 ppmNote:Other gas and measure range not listed are all support customize, please contact us for more details.Our Customers and Patent Certificateabout BoseanScope of BusinessBosean was founded in 2013, specializing in the development and production of gas detectors, gas analyzers and rangefinder.At present, our research and development instruments have been spread all over the world.R&D and ProductionBosean has always strictly implemented the ISO9001 quality management system.We adhere to the high standards of product quality, strict requirements, adopting the world-class production equipment,Advanced management and production experience, developing the high-quality testing equipment.Service teamBosean has astrong sales team and acomprehensive service process to serve end customers around the world.Whenever you have any questions, you can contact us at any time.Warehousing LogisticsBosean has an independent warehousing base. It integrates instrument research and development, manufacturing,Warehousing and delivery. It supports small batch spot delivery and mass customization.FAQQ1: Are you atrading company or manufacturer?A1: We aremanufacturer.Q2: What about the payment method?A2: T/T, Paypal, Western Union, L/C is available.Q3: Does your company accept customization?A3: We do customizing service for customers.Q4: What about the Shipment?A4: We'll choose proper transportation mode based on theweight of goods, usually arrange shipment by air expressSuch as DHL, FedEx, TNT or UPS.Q5: What about after-sale service?A5: 12 months warranty for all kinds of products.