4 In 1 Multi gas Detector K-400 CO, H2S,O2,CH3 multi gas analyzer Gas Monitor

4 In 1 Multi gas Detector K-400 CO, H2S,O2,CH3 multi gas analyzer Gas Monitor   K-400 portable gas detector with 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.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.   INTRODUCTION *Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability. *32-bit built-in MCU, high reliability and self-adaptation ability. *Full functions, easy operation. *CSTN colorful LCD, more intuitionistic, abundant and clear indication. *Compact design, easy carrying. *High strength engineering plastics and compound anti-slippery rubber; water-proof, dust-proof and explosion-proof. *1200pcs data records, can be contacted with computer via software. Can print the data records, can storedata records, canmakethe data analysis. *Gas curve display. Gas sampling method Natural diffusion Detecting gas Combustible gas, H2S, CO, O2 Accuracy ≦±3% F.S. Response Time ≦30s Indication LCD displays real-time and system status;LED, audio and vibration alert for gas leakage, fault and low voltage. Working environment -20℃～50℃, ＜95%RH (no dew) Power Source DC3.7V Li-on battery, 1800mAh Charging tim 4h~6h Working tim ≧10h continuously (without alarming) Gas Sensor Life 2 years Explosion-proof grade Ex ib IIBT4 Gb Protection Grade IP65 Dimensions 140mm×64mm×34mm(L × W × H)   SPECIFICATIONS Gas Rang Optional range Minimun Readout Alarm Set Point Low/High EX 0-100%LEl 0-100%VOL(Infrared) 1%LEL/1%VOL 20/50 O2 0-30%VOL 0-30%VOL 0.1%VOL 19.5%VOL/23.5%VOL H2S 0-100PPM 0-50/200/1000PPM 0.1PPM 10PPM/20PPM CO 0-1000PPM 0-500/2000/5000PPM 1PPM 50PPM/150PPM NO2 0-20PPM 0-50/1000PPM 0.1PPM 5PPM/10PPM CO2 0-5000PPM 0-1%/5%VOL(Infrared) 1PPM/0.1%VOL 1000/2000 NO 0-250PPM 0-500/1000PPM 1PPM 50PPM/150PPM SO2 0-20PPM 0-50/1000PPM 0.1/1PPM 5PPM/10PPM CL2 0-20PPM 0-100/1000PPM 0.1PPM 5PPM/10PPM NH3 0-100PPM 0-50/500/1000PPM 0.1/1PPM 20PPM/50PPM H2 0-1000PPM 0-5000PPM 1PPM 50PPM/150PPM PH3 0-20PPM 0-20/1000PPM 0.1PPM 5PPM/10PPM HCL 0-20PPM 0-20/500/1000PPM 0.001/0.1PPM 5PPM/10PPM CLO2 0-50PPM 0-10/100PPM 0.1PPM 5PPM/10PPM HCN 0-50PPM 0-100PPM 0.01/0.1PPM 10PPM/20PPM C2H4O 0-100PPM 0-100PPM 0.1/1PPM 20PPM/50PPM O3 0-10PPM 0-20/100PPM 0.1PPM 2PPM/5PPM CH20 0-20PPM 0-50/100PPM 0.1/1PPM 5PPM/10PPM HF 0-100PPM 0-1/10/50/100PPM 0.01/0.1PPM 2PPM/5PPM C7H8 0-20PPM 0-1/10/50/100PPM 0.01/0.1PPM 5PPM/10PPM Price Terms︰ FOB Shenzhen Payment Terms︰ TT/Western Union/Paypal Packing︰ Export carton Lead Time︰ 4 days Product Image