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主要功能特点：
大屏幕液晶显示，全中文菜单；
用于测量汽车排气中CO、HC、CO2、O2、NOx浓度及 λ值和COcor值；
具有单怠速、双怠速、通用测量功能；
可测量以汽油、LPG、CNG及酒精等作燃料的车辆；
按新国标及美国BAR－97标准研制，1级精度；
具有自动调零，自动清洗，自动温度补偿、压力补偿；
具有HC残留测量、流量监控、气路泄漏检查；
具备转速、油温测量通道，内置打印机（模拟）接口供选择；
可车牌号输入及2000组数据存贮，备查功能，时钟显示。
主要技术参数：
测量范围 HC：0～10000×10-6（ppm）vol CO:0～10×10-2(%)vol
CO2:0～20×10-2(%)vol O2: 0～25×10-2(%)vol
NOx:0～5000×10-6（ppm）vol λ:0.5～1.5
COcor:0～10×10-2(%)vol
示值误差 HC±12 ×10-6（ppm）vol(误差)或±5%(相对误差)
CO±0.06×10-2(%)vol (误差)或±5%(相对误差)
CO2 ±0.5×10-2(%)vol (误差)或±5%(相对误差)
O2 ±0.1 ×10-2(%)vol (误差)或±5%(相对误差)
NOx ±25 ×10-6（ppm）vol(误差)或±4%(相对误差)
重复性 重复误差≤±2%
稳定性 自动校零，量矩漂移≤±3%
分辨率 HC：1×10-6（ppm）vol CO: 0.01×10-2(%)vol
CO2: 0.1×10-2(%)vol O2: 0.01×10-2(%)vol
NOx:1×10-6（ppm）vol λ:0.01
响应时间 95%响应不大于10秒
预热时间 8min（可预热3min应急检测）
输出方式 可屏幕显示，可打印气体浓度值、平均值、值及车牌号、测试时间、
日期，转速、油温和λ、COcor值，可附接口与计算机联网
环境条件 温度0～40℃，相对湿度≤90%
电源 AC100-240V 50Hz 或DC12V（选加电源逆变器）消耗功率50VA
外形尺寸 420mm(长)×310mm(宽)×170mm(高)
重量 约9kg
Main Features:
◆Large-screen LCD display, full English menu;
◆Used to measure vehicle exhaust CO, HC, CO2, O2 , NOxconcentration and λ values and COcor;
◆Idle with a single, dual idle speed, general-purpose measurement function;
◆Measurable by gasoline, LPG, CNG, and alcohol-fueled vehicles;
◆National standard and the United States under the new BAR-97 standards for research and development,1-level precision.;
◆With auto-zero, automatic cleaning, automatic temperature compensation, pressure compensation;
◆With the HC residual measurement, traffic monitoring, gas path leakage inspection;
◆With rotational speed, oil temperature measurement channels, built-in printer (analog) interface for the choice;
◆License plate number can be entered, and 2000 sets of data storage, for future reference function, the clock display.
Main technical parameters:
Test Scope：HC：0～10000×10-6（ppm）vol CO：0～10×10-2(%)vol
CO2：0～20×10-2(%)vol O2：0～25×10-2(%)vol
NOx:0～5000×10-6（ppm）vol λ：0.5～1.5 COcor：0～10×10-2(%)vol
Shows the value error：HC ± 12×10-6（ppm）vol (absolute error)or± 5% (relative error)
CO± 0.06×10-2(%) vol (absolute error)or± 5% (relative error) CO2 ±0.5×10-2 (%) vol (absolute error)or± 5% (relative error) O2 ±0.1×10-2(%) vol (absolute error)or± 5% (relative error) NOx ±25×10-6（ppm）vol (absolute error)or±4% (relative error) Stability：Automatic zero, volume moments drift ≤ ± 3% Repeatability：Repeat error ≤ ± 2% Resolution：HC：1×10-6（ppm）vol CO：0.01×10-2(%) vol CO2：0.1×10-2(%) vol O2：0.01×10-2(%) vol NOx:1×10-6（ppm）vol λ：0.01 Response Time：95% of the response to no more than 10 seconds Warm-up Time：8 min（May the preheating 3min urgent examination） Output Mode：Can display can be printed gas concentrations in the maximum, average, minimum and license plate number, test time, date, speed, oil temperature, and λ, COcor values may also be attached to interface with the computer network Environmental conditions：Temperature 0 ~ 40 ℃, relative humidity ≤ 90% Power：AC100-240V 50Hz or DC12V (select plus power inverter) Power consumption 50VA Dimensions：420mm (length) × 310mm (width) × 170mm (H) Weight：about 9kg