Key Specifications/Special Features:

• Main functions and characteristics 1. Measure concentration of hc, co, co2 and o2 in automotive exhaust emissions. 2. Chinese or english menu for easy operation. 3. Lcd screen. 4. Automatic zero reset. 5. Assembled with advanced ndir components and gas sensors. 6. Automatic calculation and display of air fuel ratio ?. 7. Equipped with rs-232c digital serial communication interface. 8. Equipped with rotation speed and oil temperature measure ports. 9. With functions of license plate number entry and time display. 10. 800 groups of data storage and review. 11. Meets the requirements of international standard iso 3930 or oiml r99 class 0. Main specifications. Measuring range:. Hc: 0 to 10,000 ppm vol. Co: 0 to 10 % vol. Co. 2. : 0 to 18 % vol. O. 2. : 0 to 23 % vol. Indication error:. Hc: 卤10 ppm vol (absolute error) or 卤5% (relative error). Co: 卤0.03 % vol (absolute error) or 卤5% (relative error). Co. 2. : 卤0.5 % vol (absolute error) or 5% (relative error). O. 2. : 卤0.1 % vol (absolute error) or 5% (relative error). Resolution:. Hc: 1 ppm vol. Co: 0.01 % vol. Co. 2. : 0.01 % vol. O. 2. : 0.01 % vol. Response time: less than 8s; o. 2. Less than 12s. Warm-up time: 10min (when the environmental temperature is not less than 20潞c ). Power source: ac 220v 卤10% 50hz 卤1hz or dc12v (optional dc-ac inverter). Weight: 8kg. Outer dimension: 355mm (width) x 305mm(height) x 470mm(depth).