Portable Multi Gas Detector for Sewer Manhole

Portable Multi Gas Detector for Sewer Manhole     Product Features: 1. Handheld, industry use, high sensitivity and accuracy 2. Intrinsically safe, Ex sign is ExibdⅠ 3. Rugged ABS+PC case, heavy duty, crash resistant 4. High-capacity chip, 4 layers PCB board 5. Visual & audible alarm 6. High & low alarm point, fully adjustable 7. Low battery alarm 8. Rechargeable battery 9. LCD large screen display with Real time clock and status of battery 10. With Stainless Steel belt clip 11. Support data logging function 12. External air sampling pump is available for gas leak detection. 13. Multi gas detector can be made for any 2-5 gases in any combination.     Usage:  It is extensively used in petroleum, petrochemistry, chemical industry, gas, coal, metallurgy and power system;safety detection in municipal administration, communication and traffic tunnel construction; electronics and semiconductor industry, animal husbandry, biogas plant & biogas digester and other places where toxic and harmful gases exist.    It can be also used in food & beverage industry, agriculture, medical industry, lab, etc for related gas analysis.      Technical Parameter:  

Gases detected	CH4/LEL, O2, H2S, CO
Measuring range	CH4: (0.00—5.00)%Vol LEL: (0 ~ 100)%LEL O2: (0~30.0)%vol, (0~100)%vol H2S: (0 ~ 100)ppm CO: (0~1000) ppm
Resolution ratio	CH4: 0.01%vol,  LEL: 1% O2: 0.1%vol H2S:1ppm,  CO: 1ppm
Sensor	Electrochemical and catalytic sensors
Sensor lifetime	≥2year( CO, O2, H2S )  ≥1year( LEL, CH4 )
Response time	CH4: ≤20S ( T90 ),  LEL: ≤20S ( T90 ) O2: ≤35s(T90),  H2S: ≤45S ( T90 ) CO: ≤45s (T90)
Alarms	Audible--buzzer with ≥80dB audible Visible--flashing red LED, ≥20m visible
Alarm point	Fully adjustable
Data logging (optional)	Continuous Data logging (1900 data  at configurable 0.1-10 minutes intervals)
Continuous working time	≥13hours
Display	Liquid Crystal Display(LCD)
Battery model	PL123450, 3.7V/1500mA
Charging time	4-5 hours
Dust and water resistance	IP65
Size & Weight	130*66*30mm, 500g
Ex sign	ExibdⅠ

      Standard accessory: USB extension cord charging adapter calibration cap calibration hose stainless steel clip hanging cord leather case manual   Optional Accessories: External air sampling pump Carrying case Data logging function       Our Service One-stop service for gas detection products  1. Industrial design, structure design, appearance design for gas detection products  2. Programme design and development, software development  3. Fast prototype and mold development  4. Mass production, international shipment  5. OEM or relabel on basis of present ready-made products OEM 1. Customer's logo and brand name can be printed on enclosure, enclosure color can be changed according to customer's preference   2. Software can be changed according to customer's preference   3. Functions can be added according to customer's preference