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Principle Introduction
The MEWOI-MK601 gas detector is a portable multi gas detector which can detect 1~4 gases at the same time. Its explosion-proof mark is Ex ib IIC T4 Gb, which is suitable to Zone 1 and Zone 2, and contains IIA~IIC, T1~T4 explosive gas mixture places. It has passed the inspection of the National Quality Inspection Center for Explosion-proof Electrical Products and obtained the explosion-proof certificate. With this product, we also provide OEM/ODM services.  | 
Features
* To detect 1~4 kinds of gases at the same time. * Support to detect many gas types, free to combine. * Color screen display, simple and convenient operation. * Support the storage of no less than 100,000 data records. * Compact design, easy carrying. * A variety of alarm methods, including sound, light, vibration. * Zero point automatic translating and temperature compensation algorithm to ensure the long-term stability. * IP66, splashproof and dust proof.  | 
Application
| chemical industry, metallurgy, explosion-proof, underground pipelines, mines, toxic gas leakage rescue and other fields. | 
Technical Parameters
| Item | Specification | 
| Detection method | Natural diffusion | 
| Detection gas | LEL, Oxygen, carbon monoxide, hydrogen sulfide, etc. | 
| Response time | T90<30s | 
| Accuracy | ≤ ±5%F.S. | 
| Indication mode | LCD displays real-time gas readings and system status LED, audio and vibration alarm for gas leakage, fault and low voltage  | 
| Working environment | -20℃~50℃, 0~95%RH (no condensation) | 
| Power source | DC3.7V lithium battery, 2000mAh | 
| Sensor life | 2 years | 
| Working time | ≥12h continuously (without alarm) | 
| Charging time | ≤4 h | 
| Explosion-proof type | intrinsically safe | 
| Explosion-proof mark | Ex ib IIC T4 Ga | 
| Protection level | IP66 | 
| Dimensions | 132mm×69mm×29mm(L×W×H) | 
| Weight | 270g | 
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